CN103982700B - A kind of passive type field irrigation automaton - Google Patents
A kind of passive type field irrigation automaton Download PDFInfo
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- CN103982700B CN103982700B CN201410024401.0A CN201410024401A CN103982700B CN 103982700 B CN103982700 B CN 103982700B CN 201410024401 A CN201410024401 A CN 201410024401A CN 103982700 B CN103982700 B CN 103982700B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/18—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float
- F16K31/20—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float actuating a lift valve
- F16K31/24—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float actuating a lift valve with a transmission with parts linked together from a single float to a single valve
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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
- A01G25/16—Control of watering
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0008—Mechanical means
- F16K37/0016—Mechanical means having a graduated scale
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Float Valves (AREA)
Abstract
The invention discloses a kind of passive type field irrigation automaton, mainly include storage tank, booster body, flap and ball float and guide mechanism；Including buffer board and be arranged on a pair support column on buffer board, this support column is connected screw rod by threaded sleeve female thread and forms, and the top of screw rod arranges the bracer supporting storage tank or supports ball.Described storage tank adopts full-enclosed structure, storage tank base plate and storage tank shell connect to form；It is an advantage of the current invention that: utilize the water depth in farmland to control ball float and guide the lifting of ball float in mechanism, and then drive the action of flap in storage tank, it is achieved plumbing.When closing flap, with ball float for guiding, finally utilize hydraulic pressure to close valve；Under shallow water amount water requirements, still it is capable of good sealing, and guides the ball float height of mechanism can carry out overall or independent height adjustment in conjunction with ball float so that its water level depth can freely regulate the water requirements adapting to different depth in the scope of 1-7cm.
Description
Technical field
The present invention relates to a kind of passive type field irrigation automaton, extensively and irrigate the automaton of passive type field irrigation accurately particularly to a kind of runoff investigation scope.
Background technology
Agricultural irrigation, is primarily referred to as the irrigation operation that agricultural tillage district is carried out.Agricultural irrigation mode generally can be divided into as traditional surface irrigation, common sprinkling irrigation and slight irrigation.Traditional ground irrigation method water is to enter field from ground surface and rely on power and capillarity infiltration soil for support, so also referred to as gravity douche.This way is the most ancient is also current most widely used a kind of irrigation method general, topmost, at present in rural area, it is common to adopt and basin irrigation namely traditional gravity irrigation mode.
According to statistics, China's agricultural irrigation water amount accounts for 80 the percent of whole nation total water consumption, and irrigation of paddy fields water consumption accounts for again about 60 the percent of agricultural water, but its utilization rate is only up to 30%.Therefore, agricultural water wasting phenomenon is very general, and it main reason is that: during gravity irrigation, adopts and controls discharge water manually, often causes the waste of water resource owing to forgetting to close；Also have in order to save time and manpower outlet build a minor dam need not artificial manual-lock, thus there will be water can undying outside loss and cause the huge waste of water resource.
Also occurring in that part can fill the device of draining automatically later, it utilizes the mode such as mechanically or electrically to carry out the detection of water level, and then controls plumbing.When electrical control carries out the control mode use of plumbing, precision is high, be suitable for large range of water lev el control, but the environmental requirement of work is higher, therefore, to assure that the normal cleannes powered and keep sensor；And the use environment of actual field irrigation is poor, affecting normal, the accurate work of detecting sensor, and electricity consumption is inconvenient, therefore electric information water feeding and draining device is not easily promoted the use of.
The water feeding and draining device of Mechanical course is then absent from the problems referred to above, it is applicable to more severe working environment, such as: application number 201020235949.7 discloses a kind of field irrigation saving of labor's water saving automatic valve, including controlling valve portion and actuator part, control valve portion and include valve rod, flap and valve seat, the side of valve seat is provided with positioning sleeve, and the bottom of valve seat is connected with water inlet pipe；Actuator part includes support bar, bracing frame, rotating shaft, regulate set, buoyancy tank and counterweight, one end of support bar is fixed in positioning sleeve, the other end is connected with regulating set, adjustment puts and is provided with adjustable plate, bracing frame is fixed on adjustable plate, the two ends of rotating shaft are each attached on bracing frame, the center top of rotating shaft is connected to control bar, this control bar is fixing with valve rod to be connected, the other end of control bar is fixing with counterweight to be connected, control bar and be provided with adjustable plate, this adjustable plate has multiple adjustment hole, adjustable plate is fixed on control bar, the bottom of adjustable plate is connected with buoyancy tank.It utilizes buoyancy tank to drive control bar to rotate around rotating shaft, and then controls the switching motion of flap and valve seat.The method can well adapt to different working environments, and controls not adopt electrical control.
But still there is certain defect: utilize the buoyancy of buoyancy tank to close to control flap, buoyancy requirement during closedown is bigger, the situation that flap fits badly otherwise very easily occurs, cause leakage, and then the phenomenon that continuous low discharge uninterruptedly supplies water occurs, and the requirement of irrigation of paddy fields is intermittent water, to avoid rice seedling by long-time water logging stuffiness, therefore this problem causes detrimental effects for the irrigation in rice field；
And to closedown is fully achieved, then buoyancy tank needs are made very big；It addition, when carrying out the water supply of the little water yield, owing to liquid level change is little, buoyancy change is insensitive, and therefore this structure cannot realize the water supply of the little water yield accurately, can not meet the use of Oryza sativa L. wet-shallow irrigation planting technology.
Summary of the invention
The technical problem to be solved in the present invention is to provide that a kind of runoff investigation scope is wide, irrigates accurately and the passive type field irrigation automaton of compact conformation, reliable operation.
For solving above-mentioned technical problem, the technical scheme is that a kind of passive type field irrigation automaton, its innovative point is in that: mainly includes storage tank, booster body, flap and ball float and guides mechanism；One storage tank, this storage tank has an outlet being positioned at bottom, and outlet is provided with valve seat, also has a water inlet being positioned at bottom or sidewall；One booster body, booster body is a diversion boosting cover being built in bottom storage tank, and this diversion boosting cover covers on the outlet of storage tank；The top of diversion boosting cover has a diversion boosting mouth being positioned at directly over outlet；Being diversion boosting district by the region formed between diversion boosting mouth to outlet in space in described diversion boosting cover, all the other regions are relief area；One flap, this flap is built in diversion boosting cover, and can coordinate with outlet valve seat and realize fully sealing of outlet；One controls the ball float of flap action according to farmland water depth guides mechanism, including one for guiding the ball float of flap action, and connects the lever assembly of ball float and flap；This ball float is arranged on outside storage tank, and described ball float is positioned at lower limit state, and ball float drives flap to move to diversion boosting mouth side by lever assembly；Ball float is positioned at upper limit state, and ball float drives flap to coordinate closing outlet with outlet valve seat by lever assembly.
Preferably, also including a buffering supporting, including buffer board and be arranged on a pair support column on buffer board, this support column is connected screw rod by threaded sleeve female thread and forms, and the top of screw rod arranges the bracer supporting storage tank or supports ball.
Preferably, described lever assembly includes lever dolly, rotating shaft, flap linkage section lever, ball float linkage section lever, a pair lever dolly is arranged in the storage tank outside diversion boosting cover, between the top of two lever dollies, rotating shaft is installed, one end of flap linkage section lever and rotating shaft are fixed, and the other end stretches in diversion boosting cover from diversion boosting mouth and is connected with flap；One end of ball float linkage section lever and rotating shaft are fixed, and the other end connects ball float.
Preferably, described storage tank adopts full-enclosed structure, storage tank base plate and storage tank shell connect to form；Rotating shaft is made up of interior rotating shaft and two outer shafts that are connected with interior rotating shaft two ends；Interior rotating shaft is arranged between two lever dollies, and is positioned at storage tank, and interior rotating shaft is installed flap linkage section lever；The inner of outer shaft is stretched in storage tank outside storage tank and is threadeded with interior roller end；Two outer shafts are respectively mounted a ball float linkage section lever.
Preferably, one end of described flap linkage section lever is sleeved in rotating shaft, and is connected fixing by least one fastening screw A；One end of told ball float linkage section lever is sleeved in rotating shaft, and is connected fixing by least one fastening screw B.
Preferably, described ball float adopts Height Adjustable structure on ball float linkage section lever, particularly as follows: include an adjustment support, and one is arranged on the ball float installing rack A regulated immediately below support；Connecting fixing by adjustment support between two ball float linkage section levers, ball float is installed at ball float installing rack A two ends；Regulate mid-stent and be set with the adjusting screw rod A of a vertical direction, the upper end of adjusting screw rod A connects adjustment handle A, threaded with in the middle part of ball float installing rack A in the bottom of adjusting screw rod A, and suit back-moving spring on one section of adjusting screw rod A between ball float installing rack A and adjustment support；Regulating the guide post being also equipped with a vertical direction on support, this guide post lower end embeds in the fairlead on ball float installing rack A and is slidably matched with this fairlead.
Preferably, installing rule on ball float installing rack A or ball float installing rack B, the scale of this rule numerical value from top to bottom increases successively, and rule is fixed on ball float installing rack by fastening screw.
Preferably, described ball float adopts Height Adjustable structure on ball float linkage section lever, particularly as follows: include a ball float installing rack B, the two ends of this ball float installing rack B are all threaded or are connected to the adjusting screw rod B of a vertical direction by locking nut, the upper end of this adjusting screw rod B connects adjustment handle B, and lower end connects ball float.
It is an advantage of the current invention that: storage tank, booster body, flap and ball float guide mechanism.
When irrigating, utilize the water depth in farmland to control ball float and guide the lifting of ball float in mechanism, and then drive the action of flap in storage tank, it is achieved plumbing.When closing flap, ball float is utilized to carry out the guiding at closedown initial stage, flap is rotated around the axis under the effect of leverage move from direction outlet cover plate, when flap is close to outlet, up under the effect of diversion boosting saliva stream, it is possible to flap is pressed to rapidly outlet valve seat and realizes closing.
Therefore, in the present invention, passive type field irrigation automaton is when closed, with ball float for guiding, finally utilizes hydraulic pressure to close valve, and sensitivity is good, and output is accurate, good sealing effect, not easy to leak；Good sealing still it is capable of under shallow water amount water requirements, and guide the ball float height of mechanism can carry out overall or independent height adjustment in conjunction with ball float, its water level depth freely can be regulated in the scope of 1-7cm, and then water requirements convenient, flexible adaptation different depth.
It contains the demand of pouring water of overwhelming majority crops for water depth, is particularly well-suited to the paddy growth different phase different demands to the water yield, specifically address the problem that Oryza sativa L. wet-shallow irrigation plantation new technique is difficult to promote；Additionally, it can also be applicable to other fields to there being precise requirements for water depth such as aquaculture, aquatic vegetable.
Due to ball float only its guiding function, it is not necessary to manufacturing bigger buoyancy tank, compact conformation, volume is little；Its installation site is unrestricted, is applicable to the positions such as farmland canal end, angle, field or roadside ridge, and field size, highly unrestricted.
Additionally, storage tank adopts full-enclosed structure, only stretch out place in rotating shaft and perforate is set so that intraware is in a working environment closed, and can avoid the normal operation of external environmental interference box house assembly, safe and reliable；And simultaneously, rotating shaft can be selected for interior rotating shaft and outer shaft combining form, can increase between interior rotating shaft and lever and spacing basis is dismantled smoothly, it is to avoid directly the barbarous dismounting such as pull rotating shaft causes intraware mechanical failure, improves service life.
Accompanying drawing explanation
Fig. 1 is passive type field irrigation automaton structural representation of the present invention.
Fig. 2 is the base plate location diagram of diversion boosting cover and storage tank in the present invention.
Fig. 3 is diversion boosting cover top view in the present invention.
Fig. 4 is along line A-A sectional view in Fig. 1.
Fig. 5 is that in the present invention, ball float guides mechanism's side view.
Fig. 6 is passive type field irrigation automaton opening figure in the present invention
Detailed description of the invention
Fig. 1 illustrates passive type field irrigation automaton one structure in the present invention；It mainly includes storage tank 1, diversion boosting cover 2, flap 3 and ball float and guides mechanism 4.
One storage tank 1, storage tank 1 is mainly used in the interim irrigation water storing and introducing from water source, and this storage tank 1 has an outlet 11 being positioned at bottom, and this outlet 11 is generally arranged on the base plate of storage tank 1, i.e. the lowermost end of storage tank 1；Storage tank 1 also has a water inlet 12 being positioned at bottom or sidewall.Outlet 11 can be equipped with one can coordinate the valve seat improving sealing effectiveness with flap.
The irrigation water at water source enters storage tank 1 by water inlet, and forms the liquid level with certain altitude in casing, and when outlet 11 is opened, irrigation water is then discharged by the outlet 11 of bottommost and flowed into farmland.
One booster body, this booster body is for when storage tank is closed, utilizing the hydraulic pressure of irrigation water in storage tank 1 to provide a downward pressure for flap 3, in order to quickly and better compress outlet 11 valve seat, it is achieved stop supplying water.Booster body is a diversion boosting cover 2 being built in bottom storage tank, and this diversion boosting cover 2 covers on the outlet 11 of storage tank.
As shown in Figure 2,3, diversion boosting cover 2 is a rectangular box, this rectangular box covers on the outlet of storage tank 1, the top board of diversion boosting cover 2 has the diversion boosting mouth 21 of a rectangle near side plate place, the length direction of rectangular guiding boost port 21 is identical with the top board width of rectangular box, and the length of this diversion boosting mouth is equal to the top board width of rectangular box；This rectangular guiding boost port 21 is positioned at directly over outlet 11, and outlet 11 adopts the rectangular configuration corresponding with rectangular guiding boost port 21；Same, the space in diversion boosting cover 2 is diversion boosting district by the region formed between diversion boosting mouth 21 to outlet 11, all the other regions are the relief area that non-irrigation water directly impacts.
One realizes, for coordinating with outlet valve seat, the flap 3 that outlet opens and closes, and this flap 3 is built in diversion boosting cover 2；The planform of flap 3 matches with outlet 11 and outlet valve seat.
One controls the ball float of flap action according to farmland water depth guides mechanism, including one for guiding the ball float 41 of flap action, and connects the lever assembly of ball float 41 and flap 3；Lever assembly includes lever dolly 42, rotating shaft 43, flap linkage section lever 44, ball float linkage section lever 45, a pair lever dolly 42 is arranged in the storage tank 1 outside diversion boosting cover 2, between the top of two lever dollies 42, rotating shaft 43 is installed, one end of flap linkage section lever 44 is fixed with rotating shaft 43, and the other end stretches in diversion boosting cover 2 from diversion boosting mouth 21 and is connected with flap 3；One end of ball float linkage section lever 45 is fixed with rotating shaft 43, and the other end connects ball float 41.
This ball float 41 is arranged on outside storage tank 1, and ball float 41 is positioned at lower limit state, and ball float 41 drives flap to move to relief area by lever assembly；Ball float 41 is positioned at upper limit state, and ball float 41 drives flap 3 to coordinate closing outlet 11 with outlet valve seat by lever assembly.
As present invention embodiment more specifically:
As shown in Figure 4, storage tank 1 adopts the casing of full-enclosed structure, storage tank base plate and storage tank shell connect to form；Rotating shaft 43 is made up of interior rotating shaft 431 and two outer shafts 432 that are connected with interior rotating shaft 431 two ends；Interior rotating shaft 431 is arranged between two lever dollies 42, and is positioned at storage tank 1, and interior rotating shaft 431 is installed flap linkage section lever 44；The inner of outer shaft 432 is connected from outside the stretching in storage tank 1 of storage tank 1 with interior rotating shaft 431 end thread；Two outer shafts 432 are respectively mounted a ball float linkage section lever 45.
Closed storage tank 1 coordinates with rotating shaft 43 so that the part that storage tank 1 stretches into storage tank 1 only in outer shaft 432 has two small sircle holes, forms real enclosed construction, avoids the impact of external environment completely.Meanwhile, it arranges spacing 46 at the joining place of interior rotating shaft 431 with lever dolly 42 so that rotating shaft 43 out cannot be dismantled by direct pull from casing, it is to avoid because the directly barbarous dismounting of the reasons such as curiosity causes the damage of intraware.
It addition, carry out the adjustment of device for convenience, one end of flap linkage section lever 44 is sleeved in rotating shaft 43, and is connected fixing by least one fastening screw A441；One end of ball float linkage section lever is sleeved in rotating shaft, and is connected fixing by least one fastening screw B451.
As it is shown in figure 5, simultaneously, ball float 41 adopts Height Adjustable structure A on ball float linkage section lever 45, particularly as follows: include an adjustment support 452, and one is arranged on the ball float installing rack A453 regulated immediately below support 452；Connecting fixing by adjustment support 452 between two ball float linkage section levers 45, ball float 41 is installed at ball float installing rack A453 two ends；Regulate the adjusting screw rod A454 being set with a vertical direction in the middle part of support 452, the upper end of adjusting screw rod A454 connects adjustment handle A455, threaded with in the middle part of ball float installing rack A453 in the bottom of adjusting screw rod A455, and suit back-moving spring 456 on one section of adjusting screw rod A between ball float installing rack A453 and adjustment support 452；Regulating the guide post 457 being also equipped with a vertical direction on support 452, this guide post 457 lower end embeds in the fairlead on ball float installing rack A453 and is slidably matched with this fairlead.
Ball float adopts Height Adjustable structure B on ball float linkage section lever, particularly as follows: include a ball float installing rack B, the two ends of this ball float installing rack B are all threaded or are connected to the adjusting screw rod B458 of a vertical direction by locking nut, the upper end of this adjusting screw rod B458 connects adjustment handle B459, and lower end connects ball float 41.
Above-mentioned Height Adjustable structure A and Height Adjustable structure B adopts in the present embodiment simultaneously, and ball float installing rack A and ball float installing rack B is same ball float installing rack.
Guide the control accuracy of mechanism for improving ball float, regulate handle A, regulate handle B selection symmetrical expression handle or handwheel or spheroplast, it is to avoid gravity center shift causes ball float to guide mechanism's control deviation.
Additionally, also can ball float or with ball float installing rack on the scale being easy to instruction ball float relative position is installed, simultaneously on farmland, suitable location is this scale corresponding tuning drive gear of outfit.Also directly can installing rule 5 on ball float installing rack A453, the scale of this rule 5 numerical value from top to bottom increases successively, and in order to easy to adjust, rule 5 is fixed on ball float installing rack by fastening screw.
The control accuracy of mechanism is guided for improving ball float, the bottom of diversion boosting cover 2 has a relief hole A connected with storage tank 1, the water inlet 12 of storage tank 1 is positioned at the bottommost of storage tank 1 simultaneously, if the water inlet pipe that water inlet 12 adopts stretches in storage tank 1, then stretch into the section bottom brill connection storage tank 1 of storage tank 1 and the relief hole B of water inlet pipe at water inlet pipe.So that after the water level decreasing at the water sources such as water channel, making the water in storage tank 1 and diversion boosting cover 2 get rid of completely, it is to avoid flap top has hydraulic pressure that flap can not be made to be all turned on.
Installing in order to convenient, the automaton of this patent is also equipped with a buffering supporting, including buffer board 61 and be arranged on a pair support column on buffer board 61: buffer board 61 is to prevent from being washed away by earth under current direction；Support column is connected screw rod 63 by threaded sleeve 62 female thread and forms, and the top of screw rod 63 arranges the bracer supporting storage tank 1 or supports ball 64.Placement storage tank 1 is fixed by the three-point support of a pair support ball 64 and water inlet pipe.
Operation principle:
Before using, the passive type field irrigation automaton of the present invention is arranged on the suitable location in farmland；According to this growth period of the rice field demand to the water yield, adjust ball float to suitable position.
Installation requirement: 1. prepare drawing, install according to drawing；2. a Fang Chi is dug in the lower section of casing, under specific requirement in off position: the edge of Fang Chi keeps 3-5 cm clearance with ball, and the degree of depth of Fang Chi is 13 centimetres；3. casing upper longitudinal transverse direction wants furnishing level (using horizon rule centering).
To water state:
As shown in Figure 6, owing in farmland, height of water level lower than ball float position or is not enough to lifting and plays ball float, lever assembly rotates axial ball float side pivot offset, flap is made to be lifted (extreme position that flap lifts is to encounter the rubber at supercharging cover top with the front of flap to be limited), away from outlet, and leave entrance relief area, diversion boosting district.
The irrigation water that water source provides is entered in storage tank by water inlet, and enters diversion boosting cover from diversion boosting mouth, enters farmland again through outlet, it is achieved irrigate；Feedwater simultaneously as flap is positioned at relief area, it is to avoid flap is pressed to outlet valve seat and closes the opening so that outlet is always maintained in advance by washing away of current.
Closed mode:
When in farmland, water level gradually rises to certain altitude, ball float is lifted, the flap being guided the other end by lever assembly is rotated around the axis and declines, flap moves from relief area to water conservancy diversion anallobar with slower speed, under the impact of diversion boosting district current, flap is quickly pressed to outlet, and then coordinates, with outlet valve seat, the closing realizing outlet；After closing, flap is held against the state of outlet valve seat under hydraulic pressure effect.Can the Another reason of quick closedown be water (flow) direction with flap close direction be in the same direction in addition ball float support with axle be boundary first half moment more than lower half moment.
Disassembly status:
When needs are opened storage tank maintenance, are safeguarded, it is necessary first to dismounting outer shaft so that outer shaft departs from from interior rotating shaft and extracts out；Again by storage tank shell from dismounting storage tank base plate, internal overhaul can be carried out.
The ultimate principle of the present invention and principal character and advantages of the present invention have more than been shown and described.Skilled person will appreciate that of the industry; the present invention is not restricted to the described embodiments; described in above-described embodiment and description is that principles of the invention is described; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements both fall within the claimed scope of the invention.Claimed scope is defined by appending claims and equivalent thereof.
The present invention has crossed the use of three wheat harvesting periods at farmland back warp, and its properties and technical data all reach designing requirement.
The present invention has some use value following: 1. can substantial amounts of save water and energy；2. water-saving irrigation necessarily makes Oryza sativa L. obtain good quality and high output；3. substantially instead of the work of people because of it, save substantial amounts of rural laborer；4. because the accurate Wang Shui water layer original place irrigated after spray medicine disappears, poison water does not outflow pollution-free；5. precision irrigation can improve the result of use of chemical fertilizer；6. inexpensive, generalization is strong；7. use and install all very simply, just device can be dismantled before Oryza sativa L. maturation, not conflict mutually with agricultural machinery working.
Claims (8)
1. a passive type field irrigation automaton, it is characterised in that: mainly include storage tank, booster body, flap and ball float and guide mechanism；
One storage tank, this storage tank has an outlet being positioned at bottom, and outlet is provided with valve seat, also has a water inlet being positioned at bottom or sidewall；
One booster body, booster body is a diversion boosting cover being built in bottom storage tank, and this diversion boosting cover covers on the outlet of storage tank；The top of diversion boosting cover has a diversion boosting mouth being positioned at directly over outlet；Being diversion boosting district by the region formed between diversion boosting mouth to outlet in space in described diversion boosting cover, all the other regions are relief area；
One flap, this flap is built in diversion boosting cover, and can coordinate with outlet valve seat and realize fully sealing of outlet；
One controls the ball float of flap action according to farmland water depth guides mechanism, including one for guiding the ball float of flap action, and connects the lever assembly of ball float and flap；This ball float is arranged on outside storage tank, and described ball float is positioned at lower limit state, and ball float drives flap to move to diversion boosting mouth side by lever assembly；Ball float is positioned at upper limit state, and ball float drives flap to coordinate closing outlet with outlet valve seat by lever assembly.
2. passive type field irrigation automaton according to claim 1, it is characterized in that: also include a buffering supporting, including buffer board and be arranged on a pair support column on buffer board, this support column is connected screw rod by threaded sleeve female thread and forms, and the top of screw rod arranges the bracer supporting storage tank or supports ball.
3. passive type field irrigation automaton according to claim 1, it is characterized in that: described lever assembly includes lever dolly, rotating shaft, flap linkage section lever, ball float linkage section lever, a pair lever dolly is arranged in the storage tank outside diversion boosting cover, between the top of two lever dollies, rotating shaft is installed, one end of flap linkage section lever and rotating shaft are fixed, and the other end stretches in diversion boosting cover from diversion boosting mouth and is connected with flap；One end of ball float linkage section lever and rotating shaft are fixed, and the other end connects ball float.
4. passive type field irrigation automaton according to claim 3, it is characterised in that: described storage tank adopts full-enclosed structure, storage tank base plate and storage tank shell connect to form；Rotating shaft is made up of interior rotating shaft and two outer shafts that are connected with interior rotating shaft two ends；Interior rotating shaft is arranged between two lever dollies, and is positioned at storage tank, and interior rotating shaft is installed flap linkage section lever；The inner of outer shaft is stretched in storage tank outside storage tank and is threadeded with interior roller end；Two outer shafts are respectively mounted a ball float linkage section lever.
5. the passive type field irrigation automaton according to claim 3 or 4, it is characterised in that: one end of described flap linkage section lever is sleeved in rotating shaft, and is connected fixing by least one fastening screw A；One end of told ball float linkage section lever is sleeved in rotating shaft, and is connected fixing by least one fastening screw B.
6. passive type field irrigation automaton according to claim 3, it is characterized in that: described ball float adopts Height Adjustable structure on ball float linkage section lever, particularly as follows: include an adjustment support, and one is arranged on the ball float installing rack A regulated immediately below support；
Connecting fixing by adjustment support between two ball float linkage section levers, ball float is installed at ball float installing rack A two ends；
Regulate mid-stent and be set with the adjusting screw rod A of a vertical direction, the upper end of adjusting screw rod A connects adjustment handle A, threaded with in the middle part of ball float installing rack A in the bottom of adjusting screw rod A, and suit back-moving spring on one section of adjusting screw rod A between ball float installing rack A and adjustment support；
Regulating the guide post being also equipped with a vertical direction on support, this guide post lower end embeds in the fairlead on ball float installing rack A and is slidably matched with this fairlead.
7. passive type field irrigation automaton according to claim 6, it is characterised in that: installing rule on ball float installing rack A, the scale of this rule numerical value from top to bottom increases successively, and rule is fixed on ball float installing rack by fastening screw.
8. passive type field irrigation automaton according to claim 3, it is characterized in that: described ball float adopts Height Adjustable structure on ball float linkage section lever, particularly as follows: include a ball float installing rack B, the two ends of this ball float installing rack B are all threaded or are connected to the adjusting screw rod B of a vertical direction by locking nut, the upper end of this adjusting screw rod B connects adjustment handle B, and lower end connects ball float.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410024401.0A CN103982700B (en) | 2014-01-20 | 2014-01-20 | A kind of passive type field irrigation automaton |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410024401.0A CN103982700B (en) | 2014-01-20 | 2014-01-20 | A kind of passive type field irrigation automaton |
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| CN103982700A CN103982700A (en) | 2014-08-13 |
| CN103982700B true CN103982700B (en) | 2016-07-06 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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