CN112221753B - An adjustable sprinkler irrigation device with spatial collision of main and auxiliary nozzle jets - Google Patents
An adjustable sprinkler irrigation device with spatial collision of main and auxiliary nozzle jets Download PDFInfo
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- CN112221753B CN112221753B CN202010478658.9A CN202010478658A CN112221753B CN 112221753 B CN112221753 B CN 112221753B CN 202010478658 A CN202010478658 A CN 202010478658A CN 112221753 B CN112221753 B CN 112221753B
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- main nozzle
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- 238000003973 irrigation Methods 0.000 title claims abstract description 28
- 230000002262 irrigation Effects 0.000 title claims abstract description 28
- 239000007921 spray Substances 0.000 claims description 24
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 16
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 3
- 238000000889 atomisation Methods 0.000 abstract description 5
- 238000005507 spraying Methods 0.000 abstract description 4
- 230000004992 fission Effects 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 28
- 238000009792 diffusion process Methods 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000003621 irrigation water Substances 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/08—Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point
- B05B7/0807—Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point to form intersecting jets
- B05B7/0846—Spray pistols; Apparatus for discharge with separate outlet orifices, e.g. to form parallel jets, i.e. the axis of the jets being parallel, to form intersecting jets, i.e. the axis of the jets converging but not necessarily intersecting at a point to form intersecting jets with jets being only jets constituted by a liquid or a mixture containing a liquid
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/60—Arrangements for mounting, supporting or holding spraying apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/60—Arrangements for mounting, supporting or holding spraying apparatus
- B05B15/68—Arrangements for adjusting the position of spray heads
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Environmental Sciences (AREA)
- Nozzles (AREA)
Abstract
本发明公开了一种主副喷嘴射流空间对撞的可调喷灌装置。包括下轴承，旋转装置，副喷嘴，主喷嘴和摇臂。所述副喷嘴包括转臂、软塑料材质的波形管、副喷管和喷嘴。所述主喷嘴的侧壁上固定安装有旋转制动。所述主喷管和摇臂通过换挡轴连接，所述摇臂的一端固定安装有偏流板和导流板，另一端有撞击杆一，撞击杆一与击打片一固定连接。本发明所述的喷灌装置，能够通过旋转、拉伸副喷嘴，使其与主喷嘴喷射出的射流相撞，从而控制主喷嘴喷射出的射流的破碎段长度。与传统装置相比，副喷嘴起到分水针作用，在不外设其他装置的情况下，促进射流裂变，提高喷洒的雾化程度和均匀性。
The invention discloses an adjustable sprinkler irrigation device in which the jets of main and auxiliary nozzles collide in space. Including lower bearing, rotating device, secondary nozzle, main nozzle and rocker arm. The auxiliary nozzle includes a rotating arm, a corrugated tube made of soft plastic material, an auxiliary nozzle and a nozzle. A rotation brake is fixedly installed on the side wall of the main nozzle. The main nozzle and the rocker arm are connected by a shift shaft, one end of the rocker arm is fixedly installed with a deflector plate and a guide plate, and the other end is provided with a striker rod, which is fixedly connected with the striker piece. The sprinkler irrigation device of the present invention can control the length of the crushed segment of the jet from the main nozzle by rotating and stretching the auxiliary nozzle to make it collide with the jet from the main nozzle. Compared with the traditional device, the sub-nozzle acts as a water-separating needle, which promotes jet fission and improves the atomization degree and uniformity of spraying without other devices.
Description
Technical Field
The invention relates to a sprinkling irrigation device, in particular to an adjustable sprinkling irrigation device with jet spaces of a main nozzle and an auxiliary nozzle colliding and the auxiliary nozzle having the function of dividing water needle, which is suitable for the sprinkling irrigation field of gardens, agriculture and the like.
Background
The irrigation method has the advantages of saving labor, water and land, saving energy, increasing yield, no damage to soil structure, regulating ground climate and no limitation of terrain, and is an irrigation method which utilizes power equipment, pumps and pipelines to make pressure water be jetted, broken and dispersed into the air through a spray head (or a nozzle) and land in the field in a raindrop state. The sprinkling irrigation technology is an indispensable excellent irrigation technology for building water-saving agriculture in China and realizing mechanization and intellectualization of modern agriculture, high-quality sprinkling irrigation equipment is an important basic condition for applying the sprinkling irrigation technology, irrigation water can be pressurized by a water pump, and the natural fall of a high-water-level water source can also be utilized. The spray irrigation device pressurized by the water pump comprises a power machine, the water pump, a water delivery pipeline, a spray head and the like; the sprinkling irrigation equipment using natural fall can be used without a power machine or a water pump.
In the common irrigation equipment, the secondary nozzle is used for realizing the full-area coverage in a circular area around the position of the spray irrigation device and within the range of the spray head; the water diversion needle is used for promoting fission of high-speed water flow, improving atomization degree and uniformity of spraying and improving sprinkling uniformity of the spray head under a low-pressure working condition. In order to break the jet, a water distribution needle, a special-shaped nozzle and other water dispersing devices are often additionally installed. Chinese patent No. CN208029698U discloses a "sprinkler irrigation device", wherein high pressure water is sprayed from a sprinkler nozzle and impacts on a diffusion disc connected to the periphery of the sprinkler nozzle through a dial rod, a connecting rod and a supporting rod, the water flows along a turning strip and rotates the diffusion disc, and the spraying direction of the water also rotates along with the diffusion disc, so that the sprinkler irrigation is more uniform, but a water dispersing device, i.e. the diffusion disc, is required. Therefore, to the aforesaid not enough, this patent discloses an adjustable sprinkling irrigation equipment that need not establish in addition the main of water dispersion device, vice nozzle efflux space clash, increases vice nozzle's function, through adjusting its angle and distance, makes the efflux that jets out from vice nozzle and the efflux that jets out from main nozzle clash with each other, replaces the effect that the water needle fission rivers, improvement atomization level.
Disclosure of Invention
The invention aims to solve the technical problem of providing an adjustable sprinkling irrigation device with a main nozzle and an auxiliary nozzle which are subjected to space jet flow collision, wherein the uniformity of sprinkling irrigation is improved by the fact that the jet flows of the main nozzle and the auxiliary nozzle are subjected to space collision.
In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides an adjustable sprinkling irrigation equipment of main and auxiliary nozzle space efflux clash, includes rotatory section of thick bamboo and lower bearing, rotatory section of thick bamboo nestification in the lower bearing and with the bearing revolute pair is connected down, fixed mounting has the main nozzle on the rotatory section of thick bamboo, install auxiliary nozzle on the main nozzle, auxiliary nozzle includes corrugated pipe and vice spray tube, the corrugated pipe is installed between main nozzle and the vice spray tube, install the nozzle on the vice spray tube.
In the above scheme, still nested the rocking arm on the vice nozzle, the rocking arm includes the rocking arm piece, fixed mounting has a plurality of rocking arm poles on the rocking arm piece, the through-hole has been seted up on the rocking arm piece, vice spray tube be located in the through-hole and in through-hole clearance fit, every rocking arm pole equipartition is in the surface of bellows, every all set up flutedly on the rocking arm pole, a plurality of bolt through-holes have been seted up on the rocking arm piece, every rocking arm pole passes through the first bolt post of installation on the recess is fixed on the vice nozzle, the rocking arm piece passes through second bolt post in the bolt through-hole is fixed on the vice spray tube.
In the above scheme, the device further comprises a rocker arm, wherein a flow deflector and a guide plate are fixed on the rocker arm, and the flow deflector is over against the outlet of the main nozzle.
In the above aspect, the rocker arm is connected to the main nozzle through a shifter.
In the above scheme, the surface nestification of lower bearing has the iron wire, fixed mounting has rotary brake on the main nozzle, install in the rotary brake and hit piece one and hit piece two, be fixed with impact rod one on the rocking arm, impact rod one with hit piece one fixed connection, hit and hit piece two and go up fixedly connected with impact rod two, the impact rod two is located in the spacing region that the iron wire encloses.
The invention has the beneficial effects that: (1) the auxiliary nozzle is formed by combining a corrugated pipe made of soft plastic and an auxiliary spray pipe made of metal, which have strong deformability, as a pipe body, so that the angle of elevation of the auxiliary nozzle is more convenient to adjust, the point where the jet flows of the main nozzle and the auxiliary nozzle collide with each other can be conveniently adjusted at any time, the length of a crushing section of the water flow sprayed from the main nozzle is adjusted, and atomization is facilitated; (2) a rotating arm is nested on the auxiliary nozzle, the auxiliary spray pipe is clamped through a second bolt column, so that the positions of the rotating arm and the auxiliary spray pipe are fixed, the positions of the rotating arm and the corrugated pipe are fixed through clamping the auxiliary nozzle through a first bolt, unstable water flow conveyed from the corrugated pipe is stabilized, and water head loss caused by the corrugated pipe is reduced.
Description of the drawings:
FIG. 1 is a schematic view of the overall structure of the apparatus of the present invention.
Fig. 2 is a schematic view of the sub-nozzle of fig. 1.
Fig. 3 is a schematic view of one of the angles of the swivel arm in fig. 2.
Fig. 4 is a schematic view of another angle of the swivel arm in fig. 2.
Fig. 5 is a schematic view of the sub-nozzle of fig. 2 with the swivel arm removed.
Fig. 6 is a schematic structural view of an iron wire.
Fig. 7 is a schematic diagram of the change of the jet from previous non-collision to collision at 8 ° of the rotating secondary nozzle.
In the figure, 1, a lower bearing, 2, an auxiliary nozzle, 3, a main nozzle, 4, a first bolt column, 5, a rotating arm, 5-1, a rotating arm block, 5-2, a rotating arm rod, 5-3, a groove, 5-4, a bolt hole, 6, a corrugated pipe, 7, an auxiliary nozzle, 8, a second bolt column, 9, a nozzle, 10, a first impact rod, 11, a rotary brake, 111, a first impact piece, 112, a second impact piece, 12, a second impact rod, 13, a wire, 13-1, a limiting area, 14, a rocker arm, 15, a shifter, 16, the main nozzle, 17, a deflector plate, 18, a deflector plate, 19 and a rotary barrel are arranged.
Detailed Description
The technical solution of the present invention will be described in more detail with reference to the accompanying drawings.
As shown in fig. 1, fig. 2 and fig. 5, the adjustable sprinkler irrigation device with the main nozzle and the auxiliary nozzle for space jet collision in the embodiment includes a rotary cylinder 9 and a lower bearing 1, the rotary cylinder 9 is nested in the lower bearing 1 and is connected with the lower bearing 1 in a rotating pair manner, the rotary cylinder 9 is fixedly provided with a main nozzle 3, the main nozzle 3 is provided with an auxiliary nozzle 2, the auxiliary nozzle 2 includes a corrugated pipe 6 and an auxiliary nozzle 7, the corrugated pipe 6 is arranged between the main nozzle 3 and the auxiliary nozzle 7, the auxiliary nozzle 2 is nested with a rotating arm 5, and the auxiliary nozzle 7 is provided with a nozzle 9. The rotating arm 5 comprises a rotating arm block 5-1, a plurality of rotating arm rods 5-2 are fixedly mounted on the rotating arm block 5-1, through holes (shown in fig. 3 and 4) are formed in the rotating arm block 5-1, the auxiliary spray pipe 7 is located in the through holes and in clearance fit with the through holes, each rotating arm rod 5-2 is arranged on the outer surface of the corrugated pipe 6, a groove 5-3 is formed in each rotating arm rod 5-2, a plurality of bolt through holes 5-4 are formed in the rotating arm block 5-1, each rotating arm rod 5-2 is fixed on the auxiliary spray nozzle 2 through a first bolt column 4 mounted on the groove, and the rotating arm block 5-1 is fixed on the auxiliary spray pipe 7 through a second bolt column 8 in the bolt through hole 5-4. The rocker 14 is connected with the main nozzle 3 through a shifter 15, a flow deflector 17 and a flow deflector 18 are fixed on the rocker 14, and the flow deflector 17 is opposite to the outlet of the main nozzle 3. The outer surface of the lower bearing 1 is nested with an iron wire 13, a rotary brake 11 is fixedly mounted on the main nozzle 3, a first striking plate 111 and a second striking plate 112 are mounted in the rotary brake 11, a first impact rod 10 is fixed on the rocker arm 14, the first impact rod 10 is fixedly connected with the first striking plate 111, a second impact rod 12 is fixedly connected with the second striking plate 112, and the second impact rod 12 is located in a limiting area 13-1 surrounded by the iron wire 13 (as shown in fig. 6).
The working process of the adjustable sprinkling irrigation device with the collision of the space jet flow of the main nozzle and the auxiliary nozzle comprises the following steps: the water pump is turned on, and water flows through the lower bearing 1, the rotary cylinder 19, the auxiliary nozzle 2 and the main nozzle 3 in sequence. After being ejected from the main nozzle 3, the water flow strikes the deflector 18 through the deflector 17, and the rocker 14 is rotated. The rocker arm 14 drives the first impact rod 10, the first impact piece 111 at the bottom of the first impact rod 10 strikes the second impact piece 112, the second impact piece 112 drives the second impact rod 12, and the second impact rod 12 is limited by a limiting area 13-1 surrounded by iron wires 13, so that the control of the rotation angle of the sprayer is realized. When the injection angle of the auxiliary nozzle 2 is adjusted, the first bolt column 4 is screwed tightly, so that the first bolt column 4 does not press the groove on the rotating arm rod 5-2, the rotating arm rod 5-2 can rotate around the position of the first bolt column 4, the corrugated pipe 6 is driven to rotate, and the auxiliary spray pipe 7 in the rotating arm block 5-1 on the other side of the rotating arm 5 also rotates; the jet angle of the sub-nozzles 2 is changed as shown in fig. 7, so that the jets of the main and sub-nozzles spatially collide with each other. When the rotation angle of the auxiliary nozzle 2 is large, in order to prevent the corrugated pipe 6 from being damaged easily due to the overlarge bending degree of the corrugated pipe 6, the second bolt column 8 needs to be unscrewed, so that the second bolt column 8 does not press the auxiliary nozzle pipe 7, the auxiliary nozzle pipe 7 can be pulled out outwards under the condition of the telescopic corrugated pipe 6, the length of the corrugated pipe 6 connected with the auxiliary nozzle pipe 7 is increased, and the corrugated pipe 6 is prevented from being damaged due to the overlarge bending degree. After the adjustment is completed, the second bolt column 8 and the first bolt column 4 are screwed, so that the rotating arm 5 and the auxiliary spray pipe 7 are fixed, the jumping of the rotating arm and the auxiliary spray pipe is prevented, and the water head loss is increased. The main nozzle jet flow and the auxiliary nozzle jet flow collide in space, the jet flow is broken in advance, the auxiliary nozzle jet flow plays a role of a water distribution needle, the atomization degree and uniformity of spraying are increased, and the sprinkling uniformity is improved.
Claims (4)
1. The adjustable sprinkling irrigation device for the space jet collision of the main nozzle and the auxiliary nozzle comprises a rotary cylinder (19) and a lower bearing (1), wherein the rotary cylinder (19) is nested in the lower bearing (1) and is connected with a revolute pair of the lower bearing (1), a main nozzle (3) is fixedly installed on the rotary cylinder (19), and an auxiliary nozzle (2) is installed on the main nozzle (3), and the adjustable sprinkling irrigation device is characterized in that the auxiliary nozzle (2) comprises a corrugated pipe (6) and an auxiliary spray pipe (7), the corrugated pipe (6) is installed between the main nozzle (3) and the auxiliary spray pipe (7), and a nozzle (9) is installed on the auxiliary spray pipe (7); still nested rocking arm (5) on vice nozzle (2), rocking arm (5) are including rocking arm piece (5-1), fixed mounting has a plurality of rocking arm poles (5-2) on rocking arm piece (5-1), the through-hole has been seted up on rocking arm piece (5-1), vice spray tube (7) are located in the through-hole and in through-hole clearance fit, every rocking arm pole (5-2) equipartition is in the surface of bellows (6), every rocking arm pole (5-2) are gone up and are all seted up fluted (5-3), a plurality of bolt through-holes (5-4) have been seted up on rocking arm piece (5-1), every rocking arm pole (5-2) are fixed on vice nozzle (2) through first bolt post (4) of installing on the recess, rocking arm piece (5-1) are through second bolt post (8) fixed in bolt through-hole (5-4) On the secondary nozzle (7).
2. A variable sprinkler installation with spatial jet impingement of primary and secondary nozzles according to claim 1, characterised by a rocker arm (14), said rocker arm (14) having fixed thereto a deflector (17) and a deflector (18), said deflector (17) facing the outlet of said primary nozzle (3).
3. A variable sprinkler installation with spatial jet collision of primary and secondary nozzles according to claim 2, characterised in that the rocker arm (14) is connected to the primary nozzle (3) by means of a gear shifter (15).
4. The adjustable sprinkler irrigation device for jet flow collision of the main nozzle and the auxiliary nozzle space as claimed in claim 3, characterized in that an iron wire (13) is nested on the outer surface of the lower bearing (1), a rotary brake (11) is fixedly installed on the main nozzle (3), a first hitting sheet (111) and a second hitting sheet (112) are installed in the rotary brake (11), a first hitting rod (10) is fixed on the rocker arm (14), the first hitting rod (10) is fixedly connected with the first hitting sheet (111), a second hitting rod (12) is fixedly connected with the second hitting sheet (112), and the second hitting rod (12) is located in a limit area (13-1) surrounded by the iron wire (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010478658.9A CN112221753B (en) | 2020-05-29 | 2020-05-29 | An adjustable sprinkler irrigation device with spatial collision of main and auxiliary nozzle jets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010478658.9A CN112221753B (en) | 2020-05-29 | 2020-05-29 | An adjustable sprinkler irrigation device with spatial collision of main and auxiliary nozzle jets |
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| Publication Number | Publication Date |
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| CN112221753A CN112221753A (en) | 2021-01-15 |
| CN112221753B true CN112221753B (en) | 2022-01-11 |
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| CN202010478658.9A Active CN112221753B (en) | 2020-05-29 | 2020-05-29 | An adjustable sprinkler irrigation device with spatial collision of main and auxiliary nozzle jets |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114289204B (en) * | 2021-12-03 | 2023-05-05 | 江苏大学 | Rocker arm type spray head and spray irrigation method |
| CN114766328B (en) * | 2022-05-18 | 2023-08-22 | 江苏大学 | Rotary impact type sprinkling irrigation device and method |
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| CN103609392A (en) * | 2013-11-20 | 2014-03-05 | 中国矿业大学 | Adjustable pitching angle sprinkler spray gun |
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| CN105964436A (en) * | 2016-05-30 | 2016-09-28 | 江苏大学 | Multifunctional low-pressure spray irrigation nozzle |
| KR20190095984A (en) * | 2018-02-08 | 2019-08-19 | 혜 옥 이 | sprinkler head |
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| CN110959504A (en) * | 2019-12-19 | 2020-04-07 | 谢韦定 | Reciprocating type spraying mechanism for agricultural planting |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102294309B (en) * | 2011-08-16 | 2013-08-14 | 西北农林科技大学 | Method for preparing elevation-adjustable rocker arm type irrigating spray head of flexible elbow pipe |
| CN207463482U (en) * | 2017-11-02 | 2018-06-08 | 北京京水旺源园林绿化工程有限公司 | A kind of Rocker arm spray head for adjustable angle of spraying water |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002126587A (en) * | 2000-10-19 | 2002-05-08 | Bio Media Co Ltd | Spray nozzle device |
| CN1957692A (en) * | 2005-11-05 | 2007-05-09 | 安德烈亚斯.斯蒂尔两合公司 | Portable spray apparatus |
| CN101224444A (en) * | 2007-10-26 | 2008-07-23 | 江苏大学 | Wall-attached jet nozzle |
| CN202174019U (en) * | 2011-06-30 | 2012-03-28 | 广东联塑科技实业有限公司 | Multi-outlet rotary spray head with rocker |
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| KR20190095984A (en) * | 2018-02-08 | 2019-08-19 | 혜 옥 이 | sprinkler head |
| CN110612974A (en) * | 2019-10-25 | 2019-12-27 | 常州工学院 | Plant protection fan-shaped spraying method and fan-shaped spraying device based on impinging stream theory |
| CN110959504A (en) * | 2019-12-19 | 2020-04-07 | 谢韦定 | Reciprocating type spraying mechanism for agricultural planting |
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| Publication number | Publication date |
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| CN112221753A (en) | 2021-01-15 |
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