CN109440895B - Automatic water supply and drainage device for paddy field - Google Patents
Automatic water supply and drainage device for paddy field Download PDFInfo
- Publication number
- CN109440895B CN109440895B CN201811289381.4A CN201811289381A CN109440895B CN 109440895 B CN109440895 B CN 109440895B CN 201811289381 A CN201811289381 A CN 201811289381A CN 109440895 B CN109440895 B CN 109440895B
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- water supply
- rod
- conducting strip
- water
- drainage
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F1/00—Methods, systems, or installations for draining-off sewage or storm water
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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
- A01G27/00—Self-acting watering devices, e.g. for flower-pots
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/22—Adaptations of pumping plants for lifting sewage
Abstract
The invention discloses an automatic water supply and drainage device for paddy fields, which comprises water reservoirs arranged on one side of a plurality of paddy fields, wherein a protection box is arranged between each paddy field and each water reservoir, a U-shaped pipe is fixedly connected to the inner bottom of each protection box, and each U-shaped pipe is formed by sequentially connecting a small vertical part, a horizontal part and a large vertical part. Has the advantages that: through the change of floater buoyancy, the floater, synchronizing rod and connecting rod carry out the ascending displacement of vertical direction, and utilize the initiative body of rod, little piston, U type pipe, big piston and driven body of rod realize the conversion of effort and displacement, the opening and the water supply circuit of choke valve flashboard, the switch-on of drainage circuit, realize the water supply drainage operation through two-way suction pump in the water yield depth range, whole process need not artifical measurement observation decision-making, great manpower and time have been saved, also can fine management to the paddy field agriculture of large tracts of land, satisfy the needs of paddy field agriculture modernization.
Description
Technical Field
The invention relates to the technical field of water supply and drainage equipment, in particular to an automatic water supply and drainage device for a paddy field.
Background
The paddy field is divided into an irrigation paddy field and a cornice paddy field according to the water source condition. Wherein, the irrigation paddy field is provided with water source guarantee and irrigation facilities, can be irrigated normally in a common annual scene and is used for planting cultivated land of aquatic crops. In paddy field planting industry, the aquatic crop water demand in different periods can only be guaranteed to the degree of depth of water in the paddy field in the certain extent, the conventional art generally adopts the measuring tape to measure and inserts the paddy field bottom, the visual observation measuring tape numerical value and start the suction pump and manage in order to carry out the mode of giving the drainage to the paddy field, managers must measure at every interval a period, observe, give the drainage and just can guarantee that the paddy field water depth constantly keeps in the certain extent, comparatively consume manpower and time, when facing large tracts of land paddy field, this kind of mode is obvious infeasible, the demand of modern agriculture industrialization has not been satisfied, consequently, need to improve urgently.
Therefore, we propose an automatic water supply and drainage device for paddy fields.
Disclosure of Invention
The invention aims to solve the problems in the background art and provides an automatic water supply and drainage device for a paddy field.
In order to achieve the purpose, the invention adopts the following technical scheme: an automatic water supply and drainage device for paddy fields comprises water reservoirs arranged on one side of a plurality of paddy fields, a protection box is arranged between each paddy field and the water reservoirs, a U-shaped pipe is fixedly connected to the inner bottom of the protection box, the U-shaped pipe is formed by sequentially connecting a small vertical part, a horizontal part and a large vertical part, a small piston and a large piston which can move in the vertical direction are respectively and slidably connected to the inner walls of the small vertical part and the large vertical part, a sealed container is jointly formed among the small piston, the large piston and the U-shaped pipe, incompressible static fluid is filled in the sealed container, a driving rod body and a driven rod body which are vertically arranged are respectively and fixedly connected to the central points of the upper end faces of the small piston and the large piston, a horizontally arranged synchronizing rod is fixedly connected to the upper end of the driving rod body, one end, far away from the driving rod body, sequentially penetrates through the U-shaped pipe and the protection, the lower end of the connecting rod is fixedly connected with a floating ball which is arranged in the paddy field;
a bidirectional water suction pump is fixedly arranged on the outer side of the protection box, the two ends of the bidirectional water suction pump are respectively connected with a first connecting pipe and a second connecting pipe, one end of the first connecting pipe, which is far away from the bidirectional water suction pump, penetrates through the protective box and extends to the inner bottom of the paddy field, one end of the second connecting pipe, which is far away from the bidirectional water suction pump, extends to the inner bottom of the reservoir, a throttle valve which can supply and discharge water by moving up and down of a flashboard is arranged on the first connecting pipe in the protective box, the upper end of the driven rod body is fixedly connected with the lower end of the throttle valve rod, the driven rod body positioned in the large vertical part is fixedly connected with a horizontally arranged supporting rod, the movable conducting strip is fixedly connected to one end, far away from the driven rod body, of the supporting rod, the horizontally arranged water supply conducting strip and the horizontally arranged water drainage conducting strip are fixedly connected to the inner wall of the large vertical portion, and the water supply conducting strip and the water drainage conducting strip are symmetrically arranged around the axis of the supporting rod.
In the automatic water supply and drainage device for paddy fields, the water supply conducting strip, the movable conducting strip and the bidirectional water suction pump are connected with an external power supply through leads to form a water supply circuit, and the drainage conducting strip, the movable conducting strip and the bidirectional water suction pump are connected with the external power supply through leads to form a drainage circuit.
In the automatic water supply and drainage device for paddy fields, the area of the large piston is 5-10 times of the area of the small piston.
In the automatic water supply and drainage device for the paddy field, the U-shaped pipe and the protective box are both provided with sliding chutes in sliding fit with the synchronizing rods.
In the automatic water supply and drainage device for the paddy field, the water supply conducting strip and the drainage conducting strip are both made of elastic metal sheets, and the U-shaped pipe and the support rod are both made of insulating materials.
In the automatic water supply and drainage device for the paddy field, the bottom end of the protective box is fixedly connected with a high-precision height lifting device.
Compared with the prior art, this automatic drainage device of paddy field's advantage lies in:
1. reasonable distribution and collection of water resources are realized for a plurality of paddy fields through the automatic water supply and drainage device and the water storage tank, the paddy fields can be stored in the water storage tank when the water quantity of the paddy fields is large, and the water in the water storage tank can be conveyed to the paddy fields when the water quantity of the paddy fields is insufficient;
2. through the change of floater buoyancy, the floater, synchronizing rod and connecting rod carry out the ascending displacement of vertical direction, and utilize the initiative body of rod, little piston, U type pipe, big piston and driven body of rod realize the conversion of effort and displacement, the opening and the water supply circuit of choke valve flashboard, the switch-on of drainage circuit, realize the water supply drainage operation through two-way suction pump in the water yield depth range, whole process need not artifical measurement observation decision-making, great manpower and time have been saved, also can fine management to the paddy field agriculture of large tracts of land, satisfy the needs of paddy field agriculture modernization.
Drawings
FIG. 1 is a schematic structural view of an automatic water supply and drainage device for paddy fields according to the present invention;
FIG. 2 is an enlarged schematic view of portion A of FIG. 1;
FIG. 3 is a circuit diagram of the connection between the water supply circuit and the drainage circuit of the automatic water supply and drainage device for paddy fields.
In the figure: the device comprises a water storage tank 1, a protective tank 2, a U-shaped pipe 3, a small piston 4, a large piston 5, a driving rod 6, a synchronous rod 7, a sliding chute 8, a connecting rod 9, a floating ball 10, a driven rod 11, a throttle valve 12, a supporting rod 13, a movable conducting strip 14, a water feeding conducting strip 15, a water discharging conducting strip 16, a bidirectional water pump 17, a first connecting pipe 18 and a second connecting pipe 19.
Detailed Description
The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
Examples
Referring to fig. 1-3, an automatic water supply and drainage device for paddy fields comprises a water storage tank 1 arranged on one side of a plurality of paddy fields, a protective box 2 is arranged between each paddy field and the water storage tank 1, a U-shaped pipe 3 is fixedly connected to the inner bottom of the protective box 2, the U-shaped pipe 3 is formed by sequentially connecting a small vertical part, a horizontal part and a large vertical part, the inner walls of the small vertical part and the large vertical part are respectively connected with a small piston 4 and a large piston 5 which can move in the vertical direction in a sliding manner, a sealed container is formed by the small piston 4, the large piston 5 and the U-shaped pipe 3 together, incompressible static fluid is filled in the sealed container, the central points of the upper end surfaces of the small piston 4 and the large piston 5 are respectively and fixedly connected with a driving rod body 6 and a driven rod body 11 which are vertically arranged, the upper end of the driving rod body 6 is fixedly connected with a horizontally arranged synchronizing rod 7, one end of the synchronizing rod 7, which is far, the lower end of the connecting rod 9 is fixedly connected with a floating ball 10, and the floating ball 10 is arranged in the paddy field.
The outside fixed mounting of guard box 2 has two-way suction pump 17, the both ends of two-way suction pump 17 are connected with first connecting pipe 18 and second connecting pipe 19 respectively, the one end that two-way suction pump 17 was kept away from to first connecting pipe 18 runs through guard box 2 and extends to the interior bottom in paddy field, the one end that two-way suction pump 17 was kept away from to second connecting pipe 19 extends to the interior bottom of cistern 1, it reciprocates the choke valve 12 that all can carry out the water supply to install the flashboard on the first connecting pipe 18 that is located guard box 2, the upper end of the driven rod body 11 and the lower extreme rigid coupling of choke valve 12 valve rod, the driven rod body 11 rigid coupling that is located big vertical portion has the branch 13 of level setting, the one end rigid coupling that driven rod body 11 was kept away from to branch 13 has movable conducting strip 14, the inner wall rigid coupling of big vertical portion has water supply conducting strip 15 and the drainage conducting strip 16 of level setting.
Furthermore, the water supply conducting strip 15, the movable conducting strip 14 and the bidirectional water pump 17 are connected with an external power supply through leads to form a water supply circuit, the drainage conducting strip 16, the movable conducting strip 14 and the bidirectional water pump 17 are connected with the external power supply through leads to form a drainage circuit, and the purpose of bidirectional water pumping can be achieved by positive and negative rotation of the driving shaft in the bidirectional water pump 17 through the water supply circuit and the drainage circuit.
Furthermore, the area of the large piston 5 is 5-10 times of that of the small piston 4, and the acting force on the large piston 5 is 5-10 times of that on the small piston 4 according to the Pascal principle, and the large piston can be replaced according to actual requirements.
Further, all set up on U type pipe 3 and the protective housing 2 with 7 sliding fit's of synchronizing bar spout 8, spout 8 has injectd the moving direction of synchronizing bar 7 and has provided the activity space.
Furthermore, the water supply conducting strip 15 and the water drainage conducting strip 16 are both made of elastic metal sheets, and the U-shaped pipe 3 and the support rod 13 are both made of insulating materials, so that the movable conducting strip 14 is prevented from being matched with the water supply conducting strip 15 and the water drainage conducting strip 16 due to the influence of other non-insulating materials.
Further, the bottom rigid coupling of protective housing 2 has high accuracy high hoisting device, can adopt the cooperation of screw rod and nut or the cooperation of lead screw and ball nut, and the high hoisting device of accessible high accuracy carries out the altitude mixture control of 2 overall positions of protective housing, realizes the regulation of plumbing device to the different water yield degree of depth in paddy field, adapts to each different growth period.
In the present invention, the normal state is: a small part of the floating ball 10 is immersed in water, the small piston 4 and the large piston 5 are approximately positioned on the same horizontal plane, a shutter in the throttle valve 12 completely or partially blocks the first connecting pipe 18, and the movable conducting strip 14 is positioned between the water supply conducting strip 15 and the water drainage conducting strip 16;
when the water depth of a paddy field gradually approaches to the lower limit of the depth range, the gravity of the floating ball 10, the connecting rod 9 and the synchronizing rod 7 is larger than the buoyancy of the floating ball 10 in the water, the floating ball vertically and downwards displaces under the action of the gravity until the gravity of the floating ball 10, the connecting rod 9 and the synchronizing rod 7 is equal to the buoyancy of the floating ball 10 in the water, meanwhile, the synchronizing rod 7 drives the small piston 4 to vertically and downwards displace through the driving rod body 6, a certain pressure is applied to one piston in a hydraulic system according to the Pascal law, and the same pressure increment is generated on the other piston. Namely, the area of the large piston 5 is 5-10 times of the area of the small piston 4, the force acting on the large piston 5 is increased to 5-10 times of the area of the small piston 4, the pressure of the small piston 4 is equal to that of the large piston 5, the large piston 5 vertically moves upwards, the acting force of one end of the floating ball 10 is amplified and acts on the valve rod to open the flashboard part, the movable conducting strip 14 is contacted with the water supply conducting strip 15 and is communicated with a water supply circuit, the bidirectional water pump 17 conveys the water in the reservoir 1 into the paddy field through the first connecting pipe 18 and the second connecting pipe 19 until the depth of the water quantity rises to the depth range, the buoyancy of the floating ball 10 in the water is increased, so that the connecting rod 9 and the synchronous rod 7 vertically move upwards until the gravity of the floating ball 10, the connecting rod 9 and the synchronous rod 7 is equal to the buoyancy of the floating ball 10 in the water, and simultaneously the synchronous rod 7 drives, the large piston 5 and the driven rod body 11 vertically move downwards until the movable conducting strip 14 is not contacted with the water supply conducting strip 15, and the bidirectional water pump 17 stops working;
according to the above description, it can be deduced reversely that, when the water depth of the paddy field tends to the upper limit of the depth range in rain, the gravity of the floating ball 10, the connecting rod 9 and the synchronizing rod 7 is smaller than the buoyancy of the floating ball 10 in water, the gravity of the floating ball 10, the connecting rod 9 and the synchronizing rod 7 vertically moves upwards under the action of gravity until the gravity of the floating ball 10, the connecting rod 9 and the synchronizing rod 7 is equal to the buoyancy of the floating ball 10 in water, the synchronizing rod 7 drives the small piston 4 to vertically move upwards through the driving rod body 6, the large piston 5 and the driven rod body 11 vertically move downwards until the floating ball 14 contacts with the drainage conducting strip 16 to communicate with the drainage circuit, the bidirectional water pump 17 conveys a large amount of water in the paddy field to the reservoir 1 through the first connecting pipe 18 and the second connecting pipe 19 until the water depth rises to the depth range, and the buoyancy of the floating ball 10, the connecting rod 9, The gravity of the connecting rod 9 and the synchronizing rod 7 is equal to the buoyancy of the floating ball 10 in water, meanwhile, the synchronizing rod 7 drives the small piston 4 to vertically move downwards through the driving rod body 6, the large piston 5 vertically moves upwards with the driven rod body 11 until the movable conducting strip 14 is not contacted with the drainage conducting strip 16, and the bidirectional water pump 17 stops working.
The automatic water feeding and discharging device can feed water and discharge water in the water field in real time, and adjust the water depth within a small range, so as to ensure the water quantity required by aquatic crops, and after the movable conducting plate 14 is respectively contacted with the water feeding conducting plate 15 and the water discharging conducting plate 16, the bidirectional water suction pump 17 has certain time delay in water conveying through the first connecting pipe 18 and the second connecting pipe 19, so that the water feeding conducting plate 15 and the water discharging conducting plate 16 can be bent to a small degree, and the elastic metal sheet has better adaptability due to the elastic performance, thereby avoiding the possibility of fracture caused by overhigh rigidity.
It is worth mentioning that:
1. when the water depth of the paddy field is kept within the depth range, the flashboard in the throttle valve 12 completely plugs the first connecting pipe 18, so that the siphonage phenomenon caused by the difference of the water depth of the paddy field and the water depth of the reservoir 1 is avoided;
2. the water quantity depth that the aquatic crop need irrigate in the different growth periods of deep water turning green, shallow water tillering, having water strong bract and strong seed of wetting and drying is different, and the height control of protection box 2 overall position is carried out to concrete accessible high accuracy height-lifting device, realizes the regulation of water supply and drainage device to the different water quantity depths of paddy field, adapts to each different growth period.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (5)
1. An automatic water supply and drainage device for paddy fields comprises a water storage pool (1) arranged on one side of a plurality of paddy fields, and is characterized in that a protection box (2) is arranged between each paddy field and the water storage pool (1), a U-shaped pipe (3) is fixedly connected to the inner bottom of the protection box (2), the U-shaped pipe (3) is formed by sequentially connecting a small vertical part, a horizontal part and a large vertical part, the inner walls of the small vertical part and the large vertical part are respectively and slidably connected with a small piston (4) and a large piston (5) which can move in the vertical direction, a sealed container is jointly formed among the small piston (4), the large piston (5) and the U-shaped pipe (3), incompressible static fluid is filled in the sealed container, and the central points of the upper end faces of the small piston (4) and the large piston (5) are respectively and fixedly connected with a vertically arranged driving rod body (6) and a driven rod body, the upper end of the driving rod body (6) is fixedly connected with a horizontally arranged synchronous rod (7), one end, far away from the driving rod body (6), of the synchronous rod (7) sequentially penetrates through the U-shaped pipe (3) and the protective box (2) and is fixedly connected with a connecting rod (9) which is vertically downward and adopts a hollow structure, the lower end of the connecting rod (9) is fixedly connected with a floating ball (10), and the floating ball (10) is arranged in a paddy field; the outside fixed mounting of guard box (2) has two-way suction pump (17), the both ends of two-way suction pump (17) are connected with first connecting pipe (18) and second connecting pipe (19) respectively, the one end that two-way suction pump (17) were kept away from in first connecting pipe (18) runs through guard box (2) and extends to the interior bottom in paddy field, the one end that two-way suction pump (17) were kept away from in second connecting pipe (19) extends to the interior bottom of cistern (1), be located guard box (2) install on first connecting pipe (18) the flashboard and reciprocate throttle valve (12) that all can carry out for the drainage, the upper end of driven body of rod (11) and the lower extreme rigid coupling of throttle valve (12) valve rod, be located big vertical portion driven body of rod (11) rigid coupling has branch (13) that the level set up, the one end rigid coupling that driven body of rod (11) was kept away from in branch (13) has movable (14), the inner wall of the large vertical part is fixedly connected with a water supply conducting strip (15) and a water drainage conducting strip (16) which are horizontally arranged, and the water supply conducting strip (15) and the water drainage conducting strip (16) are symmetrically arranged relative to the axis of the support rod (13).
2. The automatic water supply and drainage device for the paddy field as claimed in claim 1, wherein the water supply conducting strip (15), the dynamic conducting strip (14) and the bidirectional water pump (17) are connected with an external power supply through leads to form a water supply circuit, and the drainage conducting strip (16), the dynamic conducting strip (14) and the bidirectional water pump (17) are connected with the external power supply through leads to form a drainage circuit.
3. An automatic water supply and drainage device for paddy fields as claimed in claim 1, wherein the area of the large piston (5) is 5-10 times the area of the small piston (4).
4. An automatic water supply and drainage device for paddy fields as claimed in claim 1, wherein the U-shaped pipe (3) and the protective box (2) are provided with chutes (8) which are in sliding fit with the synchronizing rods (7).
5. An automatic water supply and drainage device for paddy fields as claimed in claim 1, wherein the water supply conducting strip (15) and the drainage conducting strip (16) are both made of elastic metal sheets, and the U-shaped pipe (3) and the support rod (13) are both made of insulating materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811289381.4A CN109440895B (en) | 2018-10-31 | 2018-10-31 | Automatic water supply and drainage device for paddy field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811289381.4A CN109440895B (en) | 2018-10-31 | 2018-10-31 | Automatic water supply and drainage device for paddy field |
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| Publication Number | Publication Date |
|---|---|
| CN109440895A CN109440895A (en) | 2019-03-08 |
| CN109440895B true CN109440895B (en) | 2020-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811289381.4A Active CN109440895B (en) | 2018-10-31 | 2018-10-31 | Automatic water supply and drainage device for paddy field |
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| CN (1) | CN109440895B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110439079B (en) * | 2019-08-20 | 2021-02-26 | 徐州银河灌排有限公司 | Row mechanical equipment is irritated in farmland |
| CN111771673A (en) * | 2020-07-13 | 2020-10-16 | 江苏天海泵业有限公司 | Water-saving irrigation and drainage control method for rice field |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10178941A (en) * | 1996-12-27 | 1998-07-07 | Miyagi Pref Gov | Water managing device for paddy field |
| CN201222917Y (en) * | 2008-07-23 | 2009-04-22 | 于兰发 | Water-level control apparatus for irrigated land |
| CN201230500Y (en) * | 2008-07-29 | 2009-05-06 | 盘锦市工业研究所 | Paddy-field irrigation water-level automatic control device |
| CN201657669U (en) * | 2010-03-25 | 2010-12-01 | 李佳璇 | Automatic rice paddy irrigation system |
| CN201976544U (en) * | 2011-03-10 | 2011-09-21 | 中国农业科学院农田灌溉研究所 | Automatic irrigation and drainage system for farm land |
| CN102172202B (en) * | 2011-03-16 | 2013-09-25 | 河海大学 | Device for automatically controlling irrigation and water draining of paddy field |
| CN202168388U (en) * | 2011-06-27 | 2012-03-21 | 河海大学 | Automatic control device for water paddy irrigation |
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2018
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Inventor after: Liu Zhenggen Inventor after: Zhang Lixin Inventor before: Zhang Lixin |
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Effective date of registration: 20200812 Address after: 231300 Baifan Road, wanfohu Town, Shucheng County, Lu'an City, Anhui Province Applicant after: SHUCHENG WENHE PLANTING SPECIALIZED COOPERATIVE Address before: 250014 No. 88, Wenhua East Road, Lixia District, Shandong, Ji'nan Applicant before: Zhang Lixin |