CN111713380A - Sprinkling irrigation system for improving irrigation coverage rate of sash beam side slope and application method thereof - Google Patents
Sprinkling irrigation system for improving irrigation coverage rate of sash beam side slope and application method thereof Download PDFInfo
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- CN111713380A CN111713380A CN202010579988.7A CN202010579988A CN111713380A CN 111713380 A CN111713380 A CN 111713380A CN 202010579988 A CN202010579988 A CN 202010579988A CN 111713380 A CN111713380 A CN 111713380A
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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
- A01G25/02—Watering arrangements located above the soil which make use of perforated pipe-lines or pipe-lines with dispensing fittings, e.g. for drip irrigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion
Abstract
The invention relates to a sprinkling irrigation system for improving the irrigation coverage rate of a sash beam side slope and a use method thereof. This simple and easy system is when sash roof beam side slope operation, through the three organic combination of rotary irrigation, far and near irrigation, cross irrigation, has eliminated the irrigation dead angle that the current sprinkler irrigation system of sash roof beam side slope was omitted, has reached sash roof beam domatic irrigation percentage of coverage 100%'s effect. Simultaneously, this irrigation system's shower nozzle height-adjustable, and the water spout goes out the water jet angle and is nimble changeable according to the slope and the sash roof beam list check side length, therefore its multiple operating mode that is adaptable to the sash roof beam side slope.
Description
Technical Field
The invention belongs to the technical field of slope ecological restoration, and particularly relates to a simple sprinkling irrigation system for improving the irrigation coverage rate of a sash beam slope and a using method thereof.
Background
China is a mountainous country, and after the mountain is excavated, the side slope is supported by the sash beams and is visible anywhere at any time. The vegetation restoration work of the frame beam side slope is in need. Moisture is one of the essential conditions for plant growth, the water demand for plant growth is supplemented by adopting a ground sprinkling irrigation system in the early stage of vegetation restoration of the sash beam slope, and the spray heads are usually arranged on the surfaces of the sash beams in the structural layout. So lay the ground sprinkler irrigation system of frame lattice beam side slope, though the construction is convenient, and the construction cost is lower, nevertheless the operation because the sheltering from of frame lattice beam is difficult to realize full domatic irrigation, omits in the certain limit of frame lattice beam and domatic handing-over position promptly and irrigates the dead angle (see shown in figure 1), and then leads to the vegetation of this within range to seriously be restricted.
Disclosure of Invention
Aiming at the problems in the background technology, the invention designs a simple sprinkling irrigation system for improving the irrigation coverage rate of a sash beam slope and a use method thereof, which organically combines rotary irrigation, near-far irrigation and cross irrigation, eliminates the irrigation dead angle omitted by the existing sprinkling irrigation system for the sash beam slope, and achieves the effect of 100% of irrigation coverage rate of the sash beam slope.
In order to achieve the technical features, the invention is realized as follows: a sprinkling irrigation system for improving the irrigation coverage rate of a sash beam side slope is formed by combining a plurality of relatively independent single sprinkling irrigation units, wherein each single sprinkling irrigation unit comprises a spray head, a stay bar and a base, the stay bar is fixedly arranged at the top of the base, and the spray heads which are symmetrically arranged are fixedly arranged at the top of the stay bar; when the irrigation device is installed, the irrigation units are uniformly distributed in the center of a Chinese character 'tian' formed by four adjacent frame lattice beams.
The spray head is integrally I-shaped, and the interior of the spray head is hollow, so that a water delivery pipeline is formed; the middle position of the waist of the spray head is communicated with the top end of the support rod, and the outer edges of the two legs of the spray head are respectively and uniformly distributed with an upper water spray nozzle, a middle water spray nozzle and a lower water spray nozzle along the width direction; the upper water nozzle, the middle water nozzle, the lower water nozzle and the legs of the spray head are hinged by universal ball heads, and the water outlet angle is determined by the slope gradient and the length of the single lattice side of the lattice beam in a field adjustment mode.
The support rod comprises a hollow fixed rod, an outer rod, a trapezoidal inclined block, a circular magnet, a non-magnetic strong spring, a circular gasket and an inclined clamping groove; the hollow fixing rod and the outer rod are both circular sections, the hollow fixing rod is sleeved in the outer rod, and the top end of the hollow fixing rod is fixedly connected with the middle position of the waist of the spray head; the outer rod and the hollow fixed rod are connected in a pivoted mode, and relative rotation and vertical sliding motion can be formed between the outer rod and the hollow fixed rod; a rotary guide structure for controlling the relative rotation of the outer wall of the hollow fixed rod and the inner wall of the outer wall of the hollow fixed rod is arranged between the outer wall of the hollow fixed rod and the inner wall of the outer wall of the hollow fixed rod; the lower part fixed mounting of outer pole has ring shape magnet, constitute sliding fit between the inner wall of ring shape magnet and outer pole, the inside bottom of outer pole has no magnetism powerful spring through the support of ring shape gasket, the top of no magnetism powerful spring contacts the cooperation with the bottom face of ring shape magnet.
The rotary guide structure comprises a plurality of trapezoidal inclined blocks fixed on the outer wall of the hollow fixed rod, and the trapezoidal inclined blocks are uniformly distributed on the outer wall of the hollow fixed rod; the inner wall of the outer rod is provided with two rows of inclined clamping groove structures which are uniformly distributed along the circumference at different heights, the structural size of each inclined clamping groove is matched with the trapezoidal inclined blocks arranged on the outer wall of the hollow fixed rod, and each inclined clamping groove structure comprises an upper row of inclined clamping grooves and a lower row of inclined clamping grooves.
The trapezoidal inclined blocks, the upper row of inclined clamping grooves and the lower row of inclined clamping grooves are all 12, the upper row of inclined clamping grooves and the lower row of inclined clamping grooves are uniformly distributed in a staggered mode along the same circumferential direction, and a phase angle of 15 degrees is formed between the adjacent upper row of inclined clamping grooves and the adjacent lower row of inclined clamping grooves in a staggered mode.
The base is of a disc structure and comprises a water delivery tank and an electromagnetic relay; the electromagnetic relay is positioned under the non-magnetic strong spring of the stay bar, the water delivery tank is rigidly and fixedly connected with the outer bar of the stay bar, and the electromagnetic relay is matched with the annular magnet of the stay bar and realizes the lifting action of the stay bar.
Flexible water pipes for conveying irrigation water are arranged in the spray head, the hollow fixing rod of the support rod and the water conveying groove of the base; irrigation water enters the supporting rod from the base, then flows into the spray head, and finally is irrigated on the slope surface of the sash beam through the upper water spray nozzle, the middle water spray nozzle and the lower water spray nozzle.
The electromagnetic relay is connected with a power supply, and the opening and closing of the electromagnetic relay are controlled through the on-off of the power supply so as to control the electromagnetic force of the electromagnetic relay.
The use method of the sprinkling irrigation system for improving the irrigation coverage rate of the sash beam side slope comprises the following steps:
the irrigation water is introduced into the flexible water pipe from the water conveying groove of the base and is introduced into the upper water nozzle, the middle water nozzle and the lower water nozzle of the spray head through the flexible water pipe to be sprayed out;
the hollow dead lever of blowout in-process through the lift and the rotation of the circular telegram state control hollow dead lever of control electromagnetic relay, specific process is: when the electromagnetic relay is electrified, the electromagnetic relay is under the action of magnetic force, the magnetic strong spring is not contracted, the hollow fixed rod and the annular magnet slide downwards in the outer rod, the I-shaped spray head also moves downwards along with the hollow fixed rod, the trapezoid inclined block on the outer wall of the hollow fixed rod slides into the lower inclined clamping groove from the upper inclined clamping groove, and the hollow fixed rod and the I-shaped spray head rotate 15 degrees anticlockwise; when the electromagnetic relay is powered off, the magnetic force disappears, the magnetic strong spring does not extend, the hollow fixed rod and the annular magnet slide upwards in the outer rod, the I-shaped spray head also moves upwards along with the hollow fixed rod, the trapezoid inclined block on the outer wall of the hollow fixed rod slides into the upper row of inclined clamping grooves from the lower row of inclined clamping grooves, and the hollow fixed rod and the I-shaped spray head rotate 15 degrees anticlockwise again;
the single irrigation unit is arranged at the center of a Chinese character 'tian' formed by four adjacent frame lattice beams, the electromagnetic relay is powered on and off for 1 time, the rotary irrigation at 30 degrees anticlockwise can be completed, and the irrigation work of a whole circle can be completed after the power on and off are performed every 6 times; the electromagnetic relay adjusts the height of the device in the above-mentioned on and off modes, and thus changes the radius of the irrigation water jet, thereby increasing the irrigation coverage area.
According to the slope of the side slope and the length of the single lattice side of the lattice beam, the optimal combination mode of water jet flow angles of the upper water nozzle, the middle water nozzle and the lower water nozzle on the leg of the I-shaped nozzle is adjusted on site, and then the distance irrigation is combined, so that the irrigation dead angle is eliminated together, and the 100% coverage of the lattice beam slope irrigation is achieved.
The invention has the following beneficial effects:
1. through the organic combination of the rotary irrigation, the near-far irrigation and the cross irrigation, the irrigation dead angle omitted by the existing sprinkler irrigation system of the sash beam side slope is eliminated, and the effect of 100% of sash beam slope irrigation coverage rate is achieved.
2. The shower nozzle height-adjustable, and the water spout goes out water jet angle and is nimble changeable according to the slope and the sash roof beam list check side length, consequently this simple and easy system adaptable sash roof beam side slope's multiple operating mode, promotes the practicality in the future.
3. A single sprinkling irrigation unit manages four adjacent frame grid beam areas, the sprinkling irrigation coverage area is large, the number of the sprinkling irrigation units can be reduced to a certain degree, and the engineering construction cost is further saved.
Drawings
The invention is further illustrated by the following figures and examples.
FIG. 1 is a schematic view of the irrigation of a conventional ground irrigation system on a conventional lattice beam slope, which has the disadvantage of irrigation dead corners.
Fig. 2 is a schematic view of the present invention applied to a sash beam slope in an electrified contraction state.
Fig. 3 is a schematic view of the present invention applied to a sash beam slope surface in an outage elongation state.
Fig. 4 is a schematic plan view of the sprinkler irrigation system of the present invention deployed on a sash beam slope.
Fig. 5 is a schematic view of a single irrigation unit according to the present invention.
Fig. 6 is a schematic view of the structure of the showerhead of the present invention.
Fig. 7 is a schematic view of a strut structure according to the present invention.
Fig. 8 is a schematic view of the base structure of the present invention.
FIG. 9 is a schematic diagram of the structure of the present invention in the power-on contracted state.
FIG. 10 is a schematic diagram of the structure of the present invention in a power-off elongation state.
In the figure: the irrigation device comprises a spray head 1, a support rod 2, a base 3, an upper water spray nozzle 101, a middle water spray nozzle 102, a lower water spray nozzle 103, a hollow fixing rod 201, an outer rod 202, a trapezoidal inclined block 203, an annular magnet 204, a non-magnetic strong spring 205, an annular gasket 206, a flexible water pipe 207, an upper row of inclined clamping groove structures 208a, a lower row of inclined clamping groove structures 208b, a water delivery groove 301, an electromagnetic relay 302, irrigation water flow directions 4, a slope body 5, irrigation dead corners 6, a single irrigation unit 7, a frame lattice beam 8, frame lattice soil filling 9, a cross irrigation area 10 and an irrigation coverage area 11.
Detailed Description
Embodiments of the present invention will be further described with reference to the accompanying drawings.
Example 1:
referring to fig. 2-10, a sprinkler irrigation system for improving the sash beam side slope irrigation coverage rate is formed by combining a plurality of relatively independent single sprinkler irrigation units 7, wherein each single sprinkler irrigation unit 7 comprises a spray head 1, a support rod 2 and a base 3, the support rod 2 is fixedly arranged at the top of the base 3, and the spray heads 1 which are symmetrically arranged are fixedly arranged at the top of the support rod 2; when the irrigation device is installed, the irrigation units are uniformly distributed in the center of a Chinese character 'tian' formed by four adjacent frame lattice beams. The sprinkling irrigation system adopting the structure can be used for irrigation of high sash beam side slopes, and then full-coverage irrigation is realized by combining rotary irrigation, cross irrigation and near-far irrigation.
Further, the spray head 1 is integrally I-shaped, is hollow inside and forms a water delivery pipeline; the middle position of the waist of the spray head 1 is communicated with the top end of the support rod 2, and the outer edges of the two legs of the spray head 1 are respectively and uniformly distributed with an upper water nozzle 101, a middle water nozzle 102 and a lower water nozzle 103 along the width direction; the upper water nozzle 101, the middle water nozzle 102 and the lower water nozzle 103 are hinged with the legs of the spray head 1 by universal ball heads, and the water outlet angle is determined by the slope gradient and the length of the single lattice side of the sash beam in situ adjustment. By adopting the I-shaped arrangement mode, the whole irrigation area is fully covered, and the cross coverage is realized through the water nozzles with low height.
Further, the stay bar 2 comprises a hollow fixed bar 201, an outer bar 202, a trapezoidal inclined block 203, a circular magnet 204, a non-magnetic strong spring 205, a circular gasket 206 and an inclined clamping groove 208; the hollow fixing rod 201 and the outer rod 202 are both circular sections, the hollow fixing rod 201 is sleeved inside the outer rod 202, and the top end of the hollow fixing rod is fixedly connected with the middle position of the waist of the spray head 1; the outer rod 202 and the hollow fixed rod 201 are connected in a pivoted mode, and relative rotation and vertical sliding motion can be formed between the outer rod 202 and the hollow fixed rod; a rotary guide structure for controlling the relative rotation of the outer wall of the hollow fixing rod 201 and the inner wall of the outer wall 202 is arranged between the outer wall and the inner wall; the lower part of the outer rod 202 is fixedly provided with a circular magnet 204, the circular magnet 204 and the inner wall of the outer rod 202 form a sliding fit, a non-magnetic strong spring 205 is supported in the bottom end of the outer rod 202 through a circular gasket 206, and the top end of the non-magnetic strong spring 205 is in contact fit with the bottom end surface of the circular magnet 204. The stay bar 2 is mainly used for realizing the lifting and rotating actions of the water nozzle.
Further, the rotary guide structure comprises a plurality of trapezoidal inclined blocks 203 fixed on the outer wall of the hollow fixed rod 201, and the trapezoidal inclined blocks 203 are uniformly distributed on the outer wall of the hollow fixed rod 201; two rows of inclined clamping groove structures 208 which are uniformly distributed along the circumference are arranged on the inner wall of the outer rod 202 at different heights, the size of each inclined clamping groove structure 208 is matched with the trapezoidal inclined block 203 arranged on the outer wall of the hollow fixed rod 201, and each inclined clamping groove structure 208 comprises an upper row of inclined clamping grooves 208a and a lower row of inclined clamping grooves 208 b. Through the rotary guide structure, the hollow fixing rod 201 can be lifted inside the outer rod 202, and meanwhile, the guide rotation is realized.
Further, the trapezoidal inclined block 203, the upper row of inclined slots 208a and the lower row of inclined slots 208b are all 12 blocks, the upper row of inclined slots 208a and the lower row of inclined slots 208b are staggered and evenly distributed along the same circumferential direction, and a phase angle of 15 ° is staggered between the adjacent upper row of inclined slots 208a and the lower row of inclined slots 208 b. By the above amount, normal rotation is ensured.
Further, the base 3 is a disc structure and comprises a water delivery tank 301 and an electromagnetic relay 302; the electromagnetic relay 302 is located under the nonmagnetic strong spring 205 of the support rod 2, the water delivery tank 301 is rigidly and fixedly connected with the outer rod 202 of the support rod 2, and the electromagnetic relay 302 is matched with the annular magnet 204 of the support rod 2 and realizes the lifting action of the support rod 2. Electromagnetic force can be alternately generated by the electromagnetic relay 302, and then the lifting control of the hollow fixing rod 201 is realized by the cooperation between the electromagnetic force and the electromagnetic relay 302.
Further, flexible water pipes 207 for conveying irrigation water are arranged inside the spray head 1, the hollow fixing rod 201 of the support rod 2 and the water conveying groove 301 of the base 3; irrigation water enters the support rod 2 from the base 3, then flows into the spray head 1, and finally is irrigated on the slope surface of the sash beam through the upper water nozzle 101, the middle water nozzle 102 and the lower water nozzle 103. The flexible water pipe 207 can adapt to the lifting action.
Further, the electromagnetic relay 302 is connected to a power supply, and the electromagnetic relay 302 is controlled to be turned on and off by on/off of the power supply to control the electromagnetic force thereof.
Referring to fig. 6, the spray head 1 is i-shaped as a whole, hollow inside, and linked with the top end of the stay bar 2 at the center of the waist, and the outer edges of the two legs of the i-shaped spray head 1 are respectively and uniformly provided with an upper water nozzle 101, a middle water nozzle 102 and a lower water nozzle 103 along the width direction, and the spray head has a length of 60-80mm, a width of 10-20mm, a length of 5-10mm and a width of 3-5 mm. The water spray nozzle is spherically hinged with the leg of the I-shaped spray head 1, and the water outlet angle of the water spray nozzle is determined by the slope gradient of the side slope and the side length of a single lattice of a lattice beam in a field adjustment mode.
Referring to fig. 7, the stay bar 2 includes a hollow fixing bar 201, an outer bar 202, a trapezoidal inclined block 203, a circular magnet 204, a non-magnetic strong spring 205, a circular gasket 206, and an inclined slot structure 208. The hollow fixing rod 201 and the outer rod 202 are both circular cross sections, and the hollow fixing rod 201 is sleeved in the outer rod 202 and is rigidly connected with the I-shaped spray head 1. The outer rod 202 and the I-shaped spray head 1 are not fixed, and relative rotation displacement and vertical sliding displacement can be realized between the outer rod 202 and the I-shaped spray head 1. 12 trapezoidal inclined blocks 203 are distributed on the outer wall of the hollow fixing rod 201, and the trapezoidal inclined blocks 204 are uniformly distributed along the circumference. The lower part of the outer rod 202 is sleeved with a circular magnet 204, and the circular magnet 204 is rigidly connected to the bottom end of the hollow fixed rod 201. The bottom of the circular magnet 204 is sequentially and closely connected with a non-magnetic strong spring 205 and a circular gasket 206 which are sleeved in the outer rod 202, and the circular gasket 206 is used for fixing the non-magnetic strong spring 205 and preventing the non-magnetic strong spring from sliding down to enter the base 3. Two rows of inclined clamping groove structures 208 which are uniformly distributed along the circumference are arranged on the inner wall of the outer rod 202, the size of each inclined clamping groove structure 208 is matched with that of the trapezoidal inclined block 203 arranged on the outer wall of the hollow fixed rod 201, and the upper row of inclined clamping groove structures 208a and the lower row of inclined clamping groove structures 208b are staggered by 15 degrees.
Preferably, the height of the hollow fixing rod 201 is 90-110mm, and the diameter is 20-25 mm.
Preferably, the distance between the trapezoid inclined blocks 203 and the top surface of the hollow fixed rod 201 is 40-50mm, the upper bottom of each trapezoid inclined block 203 is 5-7mm, the lower bottom is 10-12mm, the width is 2-4mm, and the thickness is 2 mm.
Preferably, the outer diameter of the circular ring magnet 204 is 20-25mm, and the inner diameter is 15-20 mm.
Preferably, the nonmagnetic strong spring 205 is embedded in the outer rod 202, and has a diameter of 17-22mm and a length of 30-40 mm. The electromagnetic relay 302 is electrified to generate magnetic force, 10N is compressed by 20 mm:
the elastic coefficient:
the spring constant of the nonmagnetic strong spring 205 is selected.
Preferably, the bottom of the non-magnetic strong spring 205 is provided with a circular gasket 206 embedded with the inner wall of the outer rod 202, the outer diameter is 20-25mm, and the inner diameter is 15-17 mm.
Preferably, when the hollow fixing rod 201 is fully extended, the total length of the device is 150 mm and 160mm, and the movable length of the device is about 1/5 of the length of the device when the device is retracted.
Preferably, the outer rod 202 is 95-110mm high and 22-27mm in diameter.
Preferably, the distance between the inclined clamping groove structures 208a and 208b is 30-40mm, and the distance between the inclined clamping groove structures 208a in the upper row and the top end of the support rod 2 is 15-20 mm; each slot has a width of 2-4mm, an upper bottom of 5-7mm, a lower bottom of 10-12mm and a thickness of 2mm, so that the engagement degree of the slot and the trapezoidal inclined block 203 reaches 100%.
Referring to fig. 8, the base 3 is a disk structure and includes a water supply tank 301 and an electromagnetic relay 302. The electromagnetic relay 302 is positioned right below the non-magnetic strong spring 205, and the water delivery tank 301 is rigidly connected with the outer rod 202 of the support rod 2.
Preferably, the base 3 is 10-15mm high and 70-80mm in diameter.
Preferably, the electromagnetic relay 302 is located right below the circular magnet 204 and the non-magnetic strong spring 205, and the three are located on the same axis.
Preferably, the water conveying tank 301 is 15-20mm high, 10-20mm long and 20-25mm wide.
And flexible water pipes 207 are embedded in the hollow fixing rods 201 of the spray heads 1 and the support rods 2 and the water conveying tank 301 of the base 3 to convey irrigation water. The irrigation water enters the brace rod 2 from the base 3, then flows into the spray head 1, and finally is irrigated on the slope surface of the sash beam through the water nozzles 101, 102 and 103.
Example 2:
the use method of the sprinkling irrigation system for improving the irrigation coverage rate of the sash beam side slope comprises the following steps:
the irrigation water is introduced into the flexible water pipe 207 from the water conveying groove 301 of the base 3 and is introduced into the upper water nozzle 101, the middle water nozzle 102 and the lower water nozzle 103 of the spray head 1 through the flexible water pipe 207 to be sprayed out;
the hollow fixed rod 201 is controlled to lift and rotate by controlling the power-on state of the electromagnetic relay 302 in the spraying process, and the specific process is as follows: when the electromagnetic relay 302 is electrified, under the action of magnetic force, the magnetic strong spring 205 is not contracted, the hollow fixed rod 201 and the circular magnet 204 slide downwards in the outer rod 202, the I-shaped spray head 1 also moves downwards along with the hollow fixed rod, the trapezoid inclined block 203 on the outer wall of the hollow fixed rod 201 slides downwards from the upper inclined clamping groove 208a into the lower inclined clamping groove 208b, and the hollow fixed rod 201 and the I-shaped spray head 1 rotate anticlockwise by 15 degrees; when the electromagnetic relay 302 is powered off, the magnetic force disappears, the magnetic strong spring 205 does not extend, the hollow fixed rod 201 and the circular magnet 204 slide upwards in the outer rod 202, the I-shaped spray head 1 also moves upwards, the trapezoid inclined block 203 on the outer wall of the hollow fixed rod 201 slides into the upper inclined clamping groove 208a from the lower inclined clamping groove 208b, and the hollow fixed rod 201 and the I-shaped spray head 1 rotate 15 degrees again anticlockwise;
the single irrigation unit 7 is arranged at the center of a Chinese character 'tian' formed by four adjacent frame lattice beams, the electromagnetic relay 302 is switched on and off for 1 time, the rotary irrigation at 30 degrees anticlockwise can be completed, and the irrigation work of a whole circle can be completed after the switching on and off for every 6 times; the electromagnetic relay 302 adjusts the device height in the above-described on and off manner and thereby changes the irrigation water jet radius, thereby increasing the irrigation coverage area.
According to the slope of the side slope and the length of the single lattice side of the lattice beam 8, the optimal combination mode of water jet angles of the upper water nozzle 101, the middle water nozzle 102 and the lower water nozzle 103 on the leg part of the I-shaped spray head 1 is adjusted on site, and then the distance irrigation is combined, so that the irrigation dead angle is eliminated together, and the 100% coverage of the lattice beam slope irrigation is achieved.
The method for realizing 100% coverage rate of irrigation on the sash beam slope surface comprises the following steps:
first, rotary irrigation: when the electromagnetic relay is electrified, the electromagnetic relay is under the action of magnetic force, the magnetic strong spring is not contracted, the hollow fixed rod and the annular magnet slide downwards in the outer rod, the I-shaped spray head also moves downwards along with the hollow fixed rod, the trapezoid inclined block on the outer wall of the hollow fixed rod slides into the lower inclined clamping groove from the upper inclined clamping groove, and the hollow fixed rod and the I-shaped spray head rotate 15 degrees anticlockwise; when the electromagnetic relay is powered off, the magnetic force disappears, the magnetic strong spring does not extend, the hollow fixed rod and the annular magnet slide upwards in the outer rod, the I-shaped spray head also moves upwards along with the hollow fixed rod, the trapezoid inclined block on the outer wall of the hollow fixed rod slides into the upper row of inclined clamping grooves from the lower row of inclined clamping grooves, and the hollow fixed rod and the I-shaped spray head rotate 15 degrees anticlockwise again; the single irrigation unit is arranged at the center of a 'field' shape formed by four adjacent frame lattice beams, the electromagnetic relay is powered on and off for 1 time, the rotary irrigation at 30 degrees anticlockwise can be completed, and the irrigation work of a whole circle can be completed by powering on and off every 6 times.
Secondly, irrigating at far and near positions: the electromagnetic relay adjusts the height of the spray head in the above-mentioned on-off mode, and changes the radius of the irrigation water jet, thereby increasing the irrigation coverage area.
Thirdly, cross irrigation: according to the slope of the slope and the length of the single lattice side of the lattice beam, the optimal combination mode of water jet flow angles of 3 water nozzles at the leg part of the I-shaped nozzle is debugged on site, and the irrigation dead angle in the background technology is eliminated jointly by combining the near-far irrigation and the far-near irrigation.
Claims (10)
1. The utility model provides an improve sprinkling irrigation system of sash roof beam side slope irrigation coverage which characterized in that: the sprinkling irrigation system is formed by combining a plurality of relatively independent single sprinkling irrigation units (7), wherein each single sprinkling irrigation unit (7) comprises a sprayer (1), a stay bar (2) and a base (3), the stay bar (2) is fixedly arranged at the top of the base (3), and the symmetrically-arranged sprayers (1) are fixedly arranged at the top of the stay bar (2); when the irrigation device is installed, the irrigation units are uniformly distributed in the center of a Chinese character 'tian' formed by four adjacent frame lattice beams.
2. The sprinkler irrigation system for improving sash beam slope irrigation coverage of claim 1, wherein: the spray head (1) is integrally I-shaped, is hollow inside and forms a water delivery pipeline; the middle position of the waist of the spray head (1) is communicated with the top end of the support rod (2), and the outer edges of two legs of the spray head (1) are respectively and uniformly distributed with an upper water nozzle (101), a middle water nozzle (102) and a lower water nozzle (103) along the width direction; the upper water nozzle (101), the middle water nozzle (102), the lower water nozzle (103) and the legs of the spray head (1) are hinged by universal ball heads, and the water outlet angle is determined by the slope gradient of the side slope and the length of the single lattice side of the lattice beam in field adjustment.
3. The sprinkler irrigation system for improving sash beam slope irrigation coverage of claim 1, wherein: the support rod (2) comprises a hollow fixed rod (201), an outer rod (202), a trapezoidal inclined block (203), a circular magnet (204), a non-magnetic strong spring (205), a circular gasket (206) and an inclined clamping groove (208); the hollow fixing rod (201) and the outer rod (202) are both circular sections, the hollow fixing rod (201) is sleeved inside the outer rod (202), and the top end of the hollow fixing rod is fixedly connected with the middle position of the waist of the spray head (1); the outer rod (202) is connected with the hollow fixed rod (201) in a pivoting manner, and relative rotation and vertical sliding can be formed between the outer rod and the hollow fixed rod; a rotary guide structure for controlling the relative rotation of the outer wall of the hollow fixing rod (201) and the inner wall of the outer wall (202) is arranged between the outer wall of the hollow fixing rod and the inner wall of the outer wall; the lower part fixed mounting of outer pole (202) has ring shape magnet (204), constitute sliding fit between the inner wall of ring shape magnet (204) and outer pole (202), the bottom of outer pole (202) is inside to be supported no magnetism powerful spring (205) through ring shape gasket (206), the top of no magnetism powerful spring (205) contacts the cooperation with the bottom face of ring shape magnet (204).
4. The sprinkler irrigation system for improving sash beam slope irrigation coverage of claim 1, wherein: the rotary guide structure comprises a plurality of trapezoidal inclined blocks (203) fixed on the outer wall of the hollow fixed rod (201), and the trapezoidal inclined blocks (203) are uniformly distributed on the outer wall of the hollow fixed rod (201); two rows of inclined clamping groove structures (208) which are uniformly distributed along the circumference are arranged on the inner wall of the outer rod (202) at different heights, the sizes of the inclined clamping groove structures (208) are matched with the trapezoidal inclined blocks (203) arranged on the outer wall of the hollow fixed rod (201), and each inclined clamping groove structure (208) comprises an upper row of inclined clamping grooves (208 a) and a lower row of inclined clamping grooves (208 b).
5. The sprinkler irrigation system for improving sash beam slope irrigation coverage of claim 4, wherein: the trapezoidal inclined blocks (203), the upper-row inclined clamping grooves (208 a) and the lower-row inclined clamping grooves (208 b) are all 12, the upper-row inclined clamping grooves (208 a) and the lower-row inclined clamping grooves (208 b) are uniformly distributed in a staggered mode along the same circumferential direction, and a phase angle of 15 degrees is formed between every two adjacent upper-row inclined clamping grooves (208 a) and every two adjacent lower-row inclined clamping grooves (208 b).
6. The sprinkler irrigation system for improving sash beam slope irrigation coverage of claim 1, wherein: the base (3) is of a disc structure and comprises a water delivery tank (301) and an electromagnetic relay (302); electromagnetic relay (302) are located under the non-magnetic strong spring (205) of vaulting pole (2), water delivery tank (301) links to each other with outer pole (202) rigid fixation of vaulting pole (2), electromagnetic relay (302) cooperate with ring shape magnet (204) of vaulting pole (2) to realize the lift action of vaulting pole (2).
7. The sprinkler irrigation system for improving sash beam slope irrigation coverage of claim 1, wherein: flexible water conveying pipes (207) for conveying irrigation water are arranged inside the spray head (1), the hollow fixing rod (201) of the support rod (2) and the water conveying tank (301) of the base (3); irrigation water enters the support rod (2) from the base (3), then flows into the spray head (1), and finally is irrigated on the slope surface of the sash beam through the upper water nozzle (101), the middle water nozzle (102) and the lower water nozzle (103).
8. The sprinkler irrigation system for improving sash beam slope irrigation coverage of claim 6, wherein: the electromagnetic relay (302) is connected with a power supply, and the electromagnetic relay (302) is controlled to be opened and closed through the on-off of the power supply so as to control the electromagnetic force of the electromagnetic relay.
9. The method of using a sprinkler irrigation system to improve sash beam slope irrigation coverage of any one of claims 1-8, wherein:
the irrigation water is introduced into the flexible water pipe (207) from the water conveying tank (301) of the base (3) and is introduced into the upper water nozzle (101), the middle water nozzle (102) and the lower water nozzle (103) of the spray head (1) through the flexible water pipe (207) to be sprayed out;
the hollow fixed rod (201) is controlled to lift and rotate by controlling the power-on state of the electromagnetic relay (302) in the spraying process, and the specific process is as follows: when the electromagnetic relay (302) is electrified, the electromagnetic relay is under the action of magnetic force, the non-magnetic strong spring (205) contracts, the hollow fixing rod (201) and the circular magnet (204) slide downwards in the outer rod (202), the I-shaped spray nozzle (1) moves downwards along with the hollow fixing rod, the trapezoid inclined block (203) on the outer wall of the hollow fixing rod (201) slides into the lower-row inclined clamping groove (208 b) from the upper-row inclined clamping groove (208 a), and the hollow fixing rod (201) and the I-shaped spray nozzle (1) rotate anticlockwise by 15 degrees; when the electromagnetic relay (302) is powered off, the magnetic force disappears, the non-magnetic strong spring (205) extends, the hollow fixed rod (201) and the circular magnet (204) slide upwards in the outer rod (202), the I-shaped spray nozzle (1) also moves upwards along with the hollow fixed rod, the trapezoid inclined block (203) on the outer wall of the hollow fixed rod (201) slides into the upper row of inclined clamping grooves (208 a) from the lower row of inclined clamping grooves (208 b), and the hollow fixed rod (201) and the I-shaped spray nozzle (1) rotate 15 degrees again anticlockwise;
the single irrigation unit (7) is arranged at the center of a Chinese character 'tian' formed by four adjacent frame lattice beams, the electromagnetic relay (302) is switched on and off for 1 time, the rotary irrigation at 30 degrees anticlockwise can be completed, and the irrigation work of a whole circumference can be completed after the electromagnetic relay is switched on and off every 6 times; the electromagnetic relay (302) adjusts the height of the device in the above-mentioned on and off manner, and thereby changes the irrigation water jet radius, thereby increasing the irrigation coverage area.
10. The method of using a sprinkler irrigation system to improve sash beam slope irrigation coverage of claim 9, wherein: according to the slope of the side slope and the length of the single lattice side of the lattice beam (8), the optimal combination mode of the water outlet jet angle of the upper water nozzle (101), the middle water nozzle (102) and the lower water nozzle (103) on the leg of the I-shaped spray head (1) is debugged on site, and then the distance irrigation and the near irrigation are combined, so that the irrigation dead angle is eliminated together, and the 100% coverage of the lattice beam slope surface irrigation is achieved.
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