CN109089508B - Water and fertilizer integrated intelligent irrigation system - Google Patents

Water and fertilizer integrated intelligent irrigation system Download PDF

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Publication number
CN109089508B
CN109089508B CN201811002089.XA CN201811002089A CN109089508B CN 109089508 B CN109089508 B CN 109089508B CN 201811002089 A CN201811002089 A CN 201811002089A CN 109089508 B CN109089508 B CN 109089508B
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water
hole
pipe
sleeve
liquid
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CN109089508A (en
Inventor
李义政
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Chongqing menggan Agricultural Development Co., Ltd
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Chongqing Menggan Agricultural Development Co Ltd
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01CPLANTING; SOWING; FERTILISING
    • A01C23/00Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
    • A01C23/04Distributing under pressure; Distributing mud; Adaptation of watering systems for fertilising-liquids

Abstract

The invention discloses a water and fertilizer integrated intelligent irrigation system which comprises a conveying pipe, wherein a water meter and a main control valve are arranged on the conveying pipe, a plurality of outer sleeves are arranged on the conveying pipe, annular grooves are formed in the circumferential walls of the outer sleeves along the circumferential direction of the outer sleeves, the annular grooves are positioned in the forward projection of an arc cover, annular toothed belts are arranged on the outer circumferential walls of the inner sleeves, driving gears are arranged at the output ends of motors, two rows of spraying holes are formed in the outer circumferential walls of the outer sleeves, and two rows of water permeable holes are formed in the outer circumferential walls of the inner sleeves. Interior sleeve pipe rotates to spray the hole and the hole centering back of permeating water, and the liquid in interior sleeve pipe is in proper order through the hole of permeating water, sprays the hole and jets out to the root of plant, and the motor output lasts to rotate, sprays the hole and realizes the dislocation with the hole of permeating water, and liquid stops spouting outward, and the liquid manure liquid that falls into root of plant before then utilizes this section of time gap to permeate to root of plant, and the circulation is reciprocal, in the periodic quantitative watering mode that is interrupted in order to realize the low-cost watering of the accuracy of modern intelligent agriculture.

Description

Water and fertilizer integrated intelligent irrigation system
Technical Field
The invention relates to the field of intelligent agriculture, in particular to a water and fertilizer integrated intelligent irrigation system.
Background
Along with the gradual improvement of automation program, the agriculture and forestry planting in-process also begins to adopt extensive automatic system to irrigate, and not only need spray water in the vegetation in-process, still need fertilize, at this moment if set up a system again and spray fertilizer then can seem repeated labor, and irrigation system's existence can influence the buildding of spraying fertilizer system, so need consider to use irrigation system's fertilization system combination, and the volume of spraying fertilizer of plant can't realize accurate control when fertilizeing, make the plant fertilization volume in the farmland inconsistent, lead to the growth of plant to be uneven, can't satisfy modern agriculture and forestry planting's requirement far away.
Disclosure of Invention
The invention aims to provide a water and fertilizer integrated intelligent irrigation system to solve the defects.
The invention is realized by the following technical scheme:
the utility model provides a liquid manure integration intelligent irrigation system, includes conveyer pipe and a plurality of soil moisture sensor be equipped with water gauge, main control valve on the conveyer pipe still be equipped with a plurality of outer tubes that communicate with the conveyer pipe respectively on the conveyer pipe, and be equipped with the electronic valve on each outer tube, a plurality of electronic valves and a plurality of soil moisture sensor are connected with the controller electricity respectively be equipped with interior sleeve pipe in the outer tube, be close to along the circumference of outer tube and outer tube be equipped with the arc cover on the one end outer circumferential wall of conveyer pipe, it has the ring channel to open on its outer circumferential wall along the circumference of outer tube, and the ring channel is located the forward projection of arc cover, is equipped with annular cingulum on the outer circumferential wall of inner tube, gets into the arc cover after the ring channel is passed to the annular cingulum, is equipped with the motor, two annular grooves are formed in the inner circumferential wall of the outer sleeve and are respectively positioned on two sides of the annular groove, and a sealing ring is arranged in each annular groove; when the spraying device is used, the motor is started, the driving gear is meshed with the annular toothed belt, and the inner sleeve is driven to rotate so as to enable the row of water-permeable holes to coincide with the row of spraying holes. Aiming at the problems that in the existing agriculture and forestry planting process, an irrigation system and a fertilization system can not accurately operate a farmland, so that the growth of plants in the whole farmland is uneven, or the fertilizer consumption and the water consumption are far higher than expected normal consumption values, so that the practicability of the irrigation system is low and the cost is suddenly improved; for satisfying the demand that modern agriculture and forestry were planted, the accuracy promptly, the low-cost purpose of realizing watering, the inventor designs an intelligent irrigation system, utilizes a plurality of pre-buried soil moisture sensor in the farmland promptly, the water content condition of soil in the real-time supervision farmland, and according to specific fertilization cycle, can carry out pertinence irrigation treatment through intelligent irrigation system to all or local plant in the farmland to ensure that liquid manure agrees with the growth vigor of plant in the at utmost.
When the irrigation device is used specifically, a plurality of outer sleeves communicated with the conveying pipe are arranged in a farmland at equal intervals, and because two rows of spraying holes are arranged on two sides of each outer sleeve and symmetrically distributed along the axis of the outer sleeve, and the two rows of spraying holes correspond to plant roots on two sides of the outer sleeve, namely, water and fertilizer in the conveying pipe can directly reach plant roots through the spraying holes, water and fertilizer liquid required for irrigation enters the conveying pipe after passing through the main control valve and then sequentially enters the outer sleeve along the plurality of electronic valves, the motor in the arc cover is started to drive the driving gear to rotate so as to drive the annular toothed belt and the inner sleeve to start rotating, and because a gap is reserved between the electronic valve and the end face of the inner sleeve, which is just opposite to the conveying pipe, the rotation of the inner sleeve is not interfered by the outer sleeve and the electronic valve, and after the inner sleeve rotates to align the spraying holes with the water permeable holes, The hole sprays jets out to the root of plant, and the output of motor lasts the rotation, the hole of spraying realizes the dislocation with the hole of permeating water, liquid stops spouting outward, the liquid manure liquid that falls into the root of plant before this moment then utilizes this section time gap to permeate to plant roots, this type of mode is distinguished with the mode of lasting sprinkling irrigation, can not cause too big load to absorption and the breathing of plant roots, so, the circulation is reciprocal, under the periodic quantitative watering mode of being interrupted, can improve the absorption efficiency of plant roots system at the at utmost, in order to realize the low-cost watering of the precision of modern intelligent agriculture. Wherein, the row number of the permeable holes on the inner sleeve can be increased or reduced, so as to change the spraying frequency of the liquid in the spraying holes on the outer sleeve, and the different irrigation requirements of different plants in the farmland can be matched.
The spraying holes are circular after being tiled with the water permeable holes, and the inner diameters of the spraying holes are larger than those of the water permeable holes. Furthermore, the spraying holes and the water permeable holes are circular after being tiled, namely, the impact on the inner wall of the holes and the edge of the end face is smaller when liquid is sprayed outwards, the sprayed liquid is cylindrical, the distance of the liquid radiating to the plant root system is increased, so that the range of the intercepted water column falling into the plant root is increased when the spraying holes and the water permeable holes are staggered, and the water and fertilizer absorption efficiency of the plant root system is improved; because interior sleeve pipe is circular motion around the axis of outer tube, and the internal diameter of spraying the hole is greater than the internal diameter of the hole of permeating water, make permeate water hole and spray and communicate totally by partial intercommunication between the hole now, go to partial intercommunication again, the water column size of outwards spraying promptly by crescent then reduce gradually again, when being equal with the internal diameter in the hole of permeating water for spraying the hole, the time extension of outwards spraying in the interior sleeve pipe pivoted period of liquid, and under the prerequisite condition of accomplishing predetermined watering purpose, reduce the work load of motor, increase watering efficiency simultaneously.
The spraying holes and the water permeable holes are all in round-angle rectangles after being tiled, and the width of the spraying holes is larger than that of the water permeable holes. Furthermore, the spraying holes and the water permeable holes are all in a round corner rectangle after being tiled, namely, when liquid is sprayed outwards, impact on the inner wall of the holes and the edge of the end face is small, the sprayed liquid is cylindrical, the distance of the liquid radiating to the plant root system is increased, so that when the spraying holes and the water permeable holes are staggered, the range of the intercepted water columns falling into the plant root is increased, and the water and fertilizer absorption efficiency of the plant root system is improved; because interior sleeve pipe is circular motion around the axis of outer tube, and the internal diameter of spraying the hole is greater than the internal diameter of the hole of permeating water, make permeate water hole and spray and communicate totally by partial intercommunication between the hole now, go to partial intercommunication again, the water column size of outwards spraying promptly by crescent then reduce gradually again, when being equal with the internal diameter in the hole of permeating water for spraying the hole, the time extension of outwards spraying in the interior sleeve pipe pivoted period of liquid, and under the prerequisite condition of accomplishing predetermined watering purpose, reduce the work load of motor, increase watering efficiency simultaneously.
Each sealing ring comprises a sealing ring and a lubricating ring which are the same in size, the sealing ring and the lubricating ring are sleeved on the outer circumferential wall of the inner sleeve, and the lubricating ring is made of a solid self-lubricating material. Furthermore, the two annular grooves are respectively positioned at two sides of the annular groove, the sealing ring comprises a sealing ring and a lubricating ring, the sealing ring and the lubricating ring are sleeved on the outer circumferential wall of the inner sleeve, the outer diameters of the sealing ring and the lubricating ring are the same as the inner diameter of the arc-shaped groove, the sealing ring can isolate the motor in the arc-shaped cover from the liquid in the outer sleeve, so that the normal work of the motor can be ensured, the inner sleeve and the outer sleeve can move relatively, the lubricating ring is made of a solid self-lubricating material, when the inner sleeve moves circularly around the axis of the outer sleeve, the sealing ring can generate a lubricating layer on the contact surface of the inner sleeve and the outer sleeve, the lubricating layer can reduce the abrasion between the inner sleeve and the outer sleeve, the increase of the gap between the inner sleeve and the outer sleeve.
The intraductal a plurality of cylindric backward flow covers that are equipped with of interior sleeve pipe, and the external diameter of backward flow cover with interior sheathed tube internal diameter is the same, and it has a plurality of water collecting holes rather than inside intercommunication to open on the backward flow cover outer wall the intraductal back flow that still is equipped with of inner sleeve, and keep away from along interior sheathed tube axis towards the direction of conveyer pipe, the one end tip of back flow seals and runs through in a plurality of backward flow covers back get into to last backward flow cover in proper order, and interior sleeve pipe just leaves the clearance between the one end tip of electronic valve and the electronic valve, and the back flow other end runs through with outside water pump input intercommunication behind the outer wall of outer tube, all is equipped with the branch pipe in each backward flow cover, and the one end of branch pipe. Further, when main control valve and each electronic valve were closed, including can have a large amount of liquid to remain in sleeve pipe and the overcoat pipe, and because two rows of holes that spray set up respectively on the both sides wall of overcoat pipe, the unable outer row of intraductal liquid, accumulational liquid manure liquid causes the erosion to inner tube or outer tube very easily, consequently, be equipped with a plurality of backward flow covers in the sleeve pipe including this scheme, a plurality of backward flow covers realize the intercommunication through the back flow, the back flow is located the one end tip of interior sleeve pipe and seals, and the back flow other end is connected with the water pump input after passing the overcoat pipe outer wall, the watering flow in farmland finishes the back promptly, through starting the water pump, make interior remaining liquid of sleeve pipe in the back flow through a plurality of branch tube inward-remittances. Because a gap is reserved between the end part of the inner sleeve facing the electronic valve and the electronic valve, the other end of the return pipe penetrates through the outer wall of the outer sleeve and then is communicated with the external water pump input end, namely, the return pipe and the plurality of return hoods can not cause any interference to the rotation of the inner sleeve when the functions of the return pipe and the plurality of return hoods are realized.
The outer diameter of the inner sleeve is the same as the inner diameter of the outer sleeve. Preferably, the outer diameter of the inner sleeve is the same as the inner diameter of the outer sleeve, so that no gap exists between the inner sleeve and the outer sleeve theoretically, namely, when the spraying holes and the water permeable holes are not aligned, the liquid in the inner sleeve and the outer sleeve cannot overflow from the spraying holes along the gap.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. according to the water-fertilizer integrated intelligent irrigation system, after the inner sleeve rotates until the spray holes are aligned with the water permeable holes, liquid in the inner sleeve sequentially penetrates through the water permeable holes and the spray holes to be ejected to the roots of plants, the output end of the motor continuously rotates, the spray holes and the water permeable holes are staggered, the liquid stops being sprayed outwards, and the water-fertilizer liquid falling into the roots of the plants at the moment permeates to the roots of the plants by utilizing the time interval, so that the mode is different from a continuous sprinkling irrigation mode, excessive load on the roots of the plants due to absorption and respiration is avoided, and the water-fertilizer integrated intelligent irrigation system is circulated and reciprocated, so that the absorption efficiency of the roots of the plants can be improved to the maximum extent in a discontinuous periodic quantitative irrigation mode, and accurate and low-cost irrigation of modern intelligent agriculture is realized;
2. according to the water and fertilizer integrated intelligent irrigation system, the number of rows of the water permeable holes in the inner sleeve can be increased or decreased, so that the spraying frequency of liquid in the spraying holes in the outer sleeve is changed, namely different irrigation requirements of different plants in a farmland are matched;
3. the invention relates to a water and fertilizer integrated intelligent irrigation system, wherein the inner diameter of a spraying hole is larger than that of a water permeable hole, so that the water permeable hole is completely communicated with the spraying hole from part to part, and then is communicated with the spraying hole, namely, the size of a water column sprayed outwards is gradually increased and then gradually reduced, compared with the condition that the inner diameters of the spraying hole and the water permeable hole are equal, the time for spraying the liquid outwards in one period of rotation of an inner sleeve is prolonged, the working load of a motor is reduced under the precondition of finishing the preset irrigation purpose, and the irrigation efficiency is increased.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the outer sleeve;
fig. 3 is a schematic structural view of the spraying holes and the water permeable holes.
Reference numbers and corresponding part names in the drawings:
1-main control valve, 2-delivery pipe, 3-water meter, 4-electronic valve, 5-farmland, 6-outer sleeve, 7-arc cover, 8-driving gear, 9-annular toothed belt, 10-motor, 11-sealing ring, 12-spraying hole, 13-permeable hole, 14-return pipe, 15-return cover, 16-water collecting hole and 17-inner sleeve.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example 1
As shown in fig. 1-3, this embodiment includes conveyer pipe 2 and a plurality of soil moisture sensor be equipped with water gauge 3, main control valve 1 on conveyer pipe 2 still be equipped with a plurality of outer tubes 6 that communicate with conveyer pipe 2 respectively on conveyer pipe 2, and be equipped with electronic valve 4 on each outer tube 6, a plurality of electronic valves 4 and a plurality of soil moisture sensor are connected with the controller electricity respectively be equipped with interior sleeve pipe 17 in outer tube 6, be close to in outer tube 6 along the circumference of outer tube 6 be equipped with arc cover 7 on the one end outer circumferential wall of conveyer pipe 2, open on its outer circumferential wall along the circumference of outer tube 6 has the ring channel, and the ring channel is located the forward projection of arc cover 7, is equipped with annular cingulum 9 on the outer circumferential wall of inner tube 17, and annular cingulum 9 gets into arc cover 7 after passing the ring channel, is equipped with motor 10 in, a driving gear 8 matched with an annular toothed belt 9 is arranged on the output end of the motor 10, two annular grooves are formed in the inner circumferential wall of the outer sleeve 6 and are respectively positioned on two sides of the annular groove, and a sealing ring 11 is arranged in each annular groove; two rows of spraying holes 12 are arranged on the outer circumferential wall of the outer sleeve 6 along the radial direction, two rows of water-permeable holes 13 corresponding to the spraying holes 12 are arranged on the outer circumferential wall of the inner sleeve 17 along the radial direction, when the water-permeable spraying device is used, the motor 10 is started, the driving gear 8 is meshed with the annular toothed belt 9, and the inner sleeve 17 is driven to rotate so that the water-permeable holes 13 and the spraying holes 12 can be coincided.
When the irrigation device is used specifically, a plurality of outer sleeves 6 communicated with the conveying pipe 2 are arranged in a farmland 5 at equal intervals, and because two sides of each outer sleeve are respectively provided with a row of spraying holes 12, and two rows of spraying holes 12 are symmetrically distributed along the axis of the outer sleeve 6, and two rows of spraying holes 12 correspond to plant roots on two sides of the outer sleeve 6, namely, water and fertilizer in the conveying pipe 2 can directly reach plant roots through the spraying holes 12, and water and fertilizer liquid required for irrigation enters the conveying pipe 2 after passing through the main control valve 1 and then sequentially enters the outer sleeve 6 along the plurality of electronic valves 4, the motor 10 in the arc cover 7 is started to drive the driving gear 8 to rotate so as to drive the annular toothed belt 9 and the inner sleeve 17 to start to rotate, and because a gap is reserved between the electronic valve 4 and the end face of the conveying pipe 2, the rotation of the inner sleeve 17 is not interfered by the outer sleeve 6 and the, and interior sleeve pipe 17 rotates to spray hole 12 and the hole 13 centering back of permeating water, the liquid in interior sleeve pipe 17 is successively through the hole 13 of permeating water, spray hole 12 jets out to the plant root in proper order, and the output of motor 10 continues to rotate, spray hole 12 and the hole 13 realization dislocation of permeating water, liquid stops spouting outward, the liquid manure liquid that falls into the plant root before this moment then utilizes this section time gap to permeate to the plant root, this type of mode is different with the mode of lasting sprinkling irrigation, can not cause too big load to the absorption of plant root and breathing, so, the circulation is reciprocal, under the periodic quantitative irrigation mode of being interrupted, can improve the absorption efficiency of plant root system at the at utmost, with the accurate low-cost watering of realizing modern intelligent agriculture. The number of rows of the water permeable holes 13 on the inner sleeve 17 can be increased or decreased, so that the spraying frequency of the liquid in the spraying holes 12 on the outer sleeve 6 can be changed, and different irrigation requirements of different plants in the farmland 5 can be matched.
In this embodiment, spray hole 12 all is circular with the hole 13 that permeates water after tiling, just the internal diameter of spray hole 12 is greater than the internal diameter of the hole 13 that permeates water. The spraying holes 12 and the water permeable holes 13 are in a circular shape after being tiled, namely, the impact on the inner wall of the hole and the edge of the end face is smaller when liquid is sprayed outwards, the sprayed liquid is in a cylindrical shape, the distance of the liquid radiating to the plant root system is increased, so that when the spraying holes 12 and the water permeable holes 13 are staggered, the range of the intercepted water column falling into the plant root is increased, and the water and fertilizer absorption efficiency of the plant root system is improved; because the inner sleeve 17 makes circular motion around the axis of the outer sleeve 6, and the inner diameter of the spraying hole 12 is larger than the inner diameter of the water permeable hole 13, the water permeable hole 13 is completely communicated with the spraying hole 12 from part to part, and then is communicated with part, namely, the size of the water column sprayed outwards is gradually increased and then gradually reduced, compared with the condition that the inner diameters of the spraying hole 12 and the water permeable hole 13 are equal, the time for the liquid to be sprayed outwards in one period of the rotation of the inner sleeve 17 is prolonged, and under the precondition of finishing the preset irrigation purpose, the working load of the motor 10 is reduced, and the irrigation efficiency is increased.
In this embodiment, all be fillet rectangle after spraying hole 12 and the hole 13 tiling of permeating water, just the width of spraying hole 12 is greater than the width of the hole 13 of permeating water. The spraying holes 12 and the water permeable holes 13 are both in a round-corner rectangular shape after being tiled, namely, when liquid is sprayed outwards, the impact on the inner wall of the holes and the edge of the end face is small, the sprayed liquid is cylindrical, the distance of the liquid radiating to the plant root system is increased, so that when the spraying holes 12 and the water permeable holes 13 are staggered, the range of the intercepted water columns falling into the plant root is increased, and the water and fertilizer absorption efficiency of the plant root system is improved; because the inner sleeve 17 makes circular motion around the axis of the outer sleeve 6, and the inner diameter of the spraying hole 12 is larger than the inner diameter of the water permeable hole 13, the water permeable hole 13 is completely communicated with the spraying hole 12 from part to part, and then is communicated with part, namely, the size of the water column sprayed outwards is gradually increased and then gradually reduced, compared with the condition that the inner diameters of the spraying hole 12 and the water permeable hole 13 are equal, the time for the liquid to be sprayed outwards in one period of the rotation of the inner sleeve 17 is prolonged, and under the precondition of finishing the preset irrigation purpose, the working load of the motor 10 is reduced, and the irrigation efficiency is increased.
Example 2
As shown in fig. 2, the present embodiment includes that each of the sealing rings 11 includes a sealing ring and a lubricating ring with the same size, the sealing ring and the lubricating ring are both sleeved on the outer circumferential wall of the inner sleeve 17, and the lubricating ring is made of a solid self-lubricating material. The two annular grooves are respectively positioned on two sides of the annular groove, the sealing ring 11 comprises a sealing ring and a lubricating ring which are sleeved on the outer circumferential wall of the inner sleeve 17, the outer diameter of the sealing ring and the lubricating ring is the same as the inner diameter of the arc-shaped groove, the sealing ring can isolate the motor 10 in the arc-shaped cover 7 from the liquid in the outer sleeve 6, so that the normal work of the motor 10 is ensured, the inner sleeve 17 and the outer sleeve 6 can move relatively, the lubricating ring is made of a solid self-lubricating material, when the inner sleeve 17 does circular motion around the axis of the outer sleeve 6, the sealing ring 11 can generate a lubricating layer on the contact surface of the inner sleeve 17 and the outer sleeve 6, the lubricating layer can reduce the abrasion between the inner sleeve 17 and the outer sleeve 6, the increase of the gap between the inner sleeve 17 and the outer sleeve 6 due to abrasion.
Example 3
As shown in fig. 2, the present embodiment includes a plurality of cylindrical reflow hoods 15 provided in the inner sleeve 17, the outer diameter of the backflow cover 15 is the same as the inner diameter of the inner sleeve 17, a plurality of water collecting holes 16 communicated with the inside of the backflow cover 15 are arranged on the outer wall of the backflow cover 15, a return pipe 14 is also arranged in the inner jacket 17, and along the axis of the inner jacket 17 in a direction away from the feed pipe 2, one end part of the return pipe 14 is closed and sequentially penetrates through the plurality of return hoods 15 to enter the last return hood 15, a gap is left between the end part of the inner sleeve 17, which is opposite to the electronic valve 4, and the electronic valve 4, the other end of the return pipe 14 penetrates through the outer wall of the outer sleeve 6 and then is communicated with the external water pump input end, a branch pipe is arranged in each backflow hood 15, one end of the branch pipe is in contact with the inner wall of the bottom of the backflow hood 15, and the other end of the branch pipe is communicated with the backflow pipe 14. Further, when the main control valve 1 and each electronic valve 4 are closed, a large amount of liquid residues exist in the inner sleeve 17 and the outer sleeve 6, and because two rows of spraying holes 12 are respectively arranged on two side walls of the outer sleeve 6, the liquid in the inner sleeve cannot be discharged outside, and the accumulated liquid manure liquid can easily corrode the inner sleeve 17 or the outer sleeve 6, therefore, a plurality of backflow hoods 15 are arranged in the inner sleeve 17 according to the scheme, the backflow hoods 15 are communicated through the backflow pipe 14, one end part of the backflow pipe 14 located in the inner sleeve 17 is closed, the other end of the backflow pipe 14 penetrates through the outer wall of the outer sleeve 6 and then is connected with the input end of the water pump, namely, after the irrigation flow of the farmland 5 is finished, the water pump is started, so that the residual liquid in the inner sleeve 17 is converged into the backflow pipe 14 through the plurality of branch pipes, and then. Because a gap is left between the end part of the inner sleeve 17, which is opposite to the electronic valve 4, and the other end of the return pipe 14 penetrates through the outer wall of the outer sleeve 6 and then is communicated with the external water pump input end, namely, the return pipe 14 and the plurality of return hoods 15 can not cause any interference to the rotation of the inner sleeve 17 when realizing the functions thereof.
Preferably, the outer diameter of the inner sleeve 17 is the same as the inner diameter of the outer sleeve 6, so that theoretically no gap exists between the inner sleeve 17 and the outer sleeve 6, i.e. when the spray holes 12 and the water permeable holes 13 are not aligned, the liquid in the inner sleeve 17 and the outer sleeve 6 does not overflow from the spray holes 12 along the gap.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (5)

1. The utility model provides a liquid manure integration intelligence irrigation system, includes conveyer pipe (2) and a plurality of soil moisture sensor be equipped with water gauge (3), main control valve (1) on conveyer pipe (2), its characterized in that: still be equipped with a plurality of outer tube (6) that communicate with conveyer pipe (2) respectively on conveyer pipe (2), and be equipped with electronic valve (4) on each outer tube (6), a plurality of electronic valve (4) and a plurality of soil moisture sensor are connected with the controller electricity respectively be equipped with interior sleeve pipe (17) in outer tube (6), be close to along the circumference of outer tube (6) and outer tube (6) be equipped with arc cover (7) on the outer circumferential wall of the one end of conveyer pipe (2), it has the ring channel to open on its outer circumferential wall along the circumference of outer tube (6), and the ring channel is located the forward projection of arc cover (7), be equipped with annular cingulum (9) on the outer circumferential wall of inner tube (17), annular cingulum (9) get into arc cover (7) after passing the ring channel, be equipped with motor (10) in arc cover (7), be equipped with driving gear (8) with annular cingulum (9) complex on the output of motor (, two annular grooves are formed in the inner circumferential wall of the outer sleeve (6), the two annular grooves are respectively positioned on two sides of the annular groove, and a sealing ring (11) is arranged in each annular groove; when the water spraying device is used, the motor (10) is started, the driving gear (8) is meshed with the annular toothed belt (9), and the inner sleeve (17) is driven to rotate, so that the row of water-permeable holes (13) can be superposed with the row of spraying holes (12); be equipped with a plurality of cylindric backward flow covers (15) in interior sleeve pipe (17), and the external diameter of backward flow cover (15) with the internal diameter of interior sleeve pipe (17) is the same, opens on backward flow cover (15) outer wall have a plurality ofly rather than inside water collecting hole (16) that communicate still be equipped with back flow (14) in interior sleeve pipe (17), and along the axis of interior sleeve pipe (17) towards keeping away from the direction of conveyer pipe (2), the one end tip of back flow (14) seals and runs through in proper order and get into to last backward flow cover (15) in behind a plurality of backward flow covers (15), interior sleeve pipe (17) just leaves the clearance between the one end tip of electronic valve (4) and electronic valve (4), back flow (14) other end runs through behind the outer wall of outer tube (6) with outside water pump input intercommunication, all be equipped with the branch pipe in each backward flow cover (15), and the one end of branch pipe and the bottom inner wall contact of backward flow cover (15), the other end of the branch pipe is communicated with a return pipe (14)
2. The water and fertilizer integrated intelligent irrigation system as claimed in claim 1, wherein: spray hole (12) and all be circular with permeating water hole (13) tiling back, just the internal diameter that sprays hole (12) is greater than the internal diameter of permeating water hole (13).
3. The water and fertilizer integrated intelligent irrigation system as claimed in claim 1, wherein: spray hole (12) and all be the fillet rectangle after permeating water hole (13) tiling, just the width that sprays hole (12) is greater than the width of permeating water hole (13).
4. The water and fertilizer integrated intelligent irrigation system as claimed in claim 1, wherein: each sealing ring (11) comprises a sealing ring and a lubricating ring which are the same in size, the sealing ring and the lubricating ring are sleeved on the outer circumferential wall of the inner sleeve (17), and the lubricating ring is made of a solid self-lubricating material.
5. A water and fertilizer integrated intelligent irrigation system as claimed in any one of claims 1-4, wherein: the outer diameter of the inner sleeve (17) is the same as the inner diameter of the outer sleeve (6).
CN201811002089.XA 2018-08-30 2018-08-30 Water and fertilizer integrated intelligent irrigation system Active CN109089508B (en)

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CN111713381B (en) * 2020-06-29 2022-04-05 绿建生态环境集团有限公司 Irrigation system is collected to energy-saving gardens rainwater

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