CN202799820U - Solar-powered light and small self-propelled micro-sprinkler irrigation unit for field crops - Google Patents
Solar-powered light and small self-propelled micro-sprinkler irrigation unit for field crops Download PDFInfo
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- CN202799820U CN202799820U CN2012204791785U CN201220479178U CN202799820U CN 202799820 U CN202799820 U CN 202799820U CN 2012204791785 U CN2012204791785 U CN 2012204791785U CN 201220479178 U CN201220479178 U CN 201220479178U CN 202799820 U CN202799820 U CN 202799820U
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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
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/12—Technologies relating to agriculture, livestock or agroalimentary industries using renewable energies, e.g. solar water pumping
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Abstract
The utility model discloses a solar-powered light and small self-propelled micro-sprinkler irrigation unit for field crops. The solar-powered light and small self-propelled micro-sprinkler irrigation unit comprises four running wheels fixed by a wheel support frame, wherein a bracket is arranged on the wheel support frame, the running wheels are divided into drive wheels and driven wheels, a support seat is welded on the drive wheels, a motor is fixedly arranged on the support seat, a rotating shaft of the motor is connected with a chain gear, and the bracket is driven by the chain gear through a chain to run; the bracket is connected with an electric telescopic rod, a system truss is supported by the bracket, an upper beam of the system truss is provided with a water supply branch pipe, and the middle part of the water supply branch pipe is connected with a water supply pipeline through a tee; and the middle part of the system truss is fixedly provided with an adjustable solar panel, and a bottom beam of the system truss is fixedly provided with a battery. The unit can run promptly through wireless control, good braking, steering and synchronization can be realized. After the system is adopted in irrigation, significant water-saving effects can be realized, and the irrigation uniformity can meet requirements of specifications. Therefore, the system is suitable for irrigation of wheat, cotton and other field crops.
Description
Technical field
The utility model belongs to the irrigation sprinkler of agricultural mechanical field, is specifically related to a kind of small-sized self-propelled field crop microspray irrigation unit of Driven by Solar Energy.
Background technology
Microspray irrigation is by mini sprinkler or fine-spraying belt water column to be atomized into the method that small water droplet is irrigated, and it has sprinkling irrigation concurrently and is difficult for obstruction and the few advantage of drip irrigation water consumption, has overcome some shortcomings of sprinkling irrigation and drip irrigation.Because the mini sprinkler flow-out hole is large, although operating pressure and drip irrigation are similar, its flow velocity is fast, has reduced the possibility of stopping up, and outflow is also large, and single can spray a slice area, and therefore every mu consumptive material lacks than drip irrigation, has saved investment.In the irrigation of large tracts of land crop, use in recent years and increase gradually.
Existing large-scale sprinkling irrigation system mostly is parallel-moving type or center pivot formula in the market, and span is large, is suitable for large-scale farm management mode.Large-scale sprinkling irrigation tubing consumption is large, and one-time investment is high, and the introducing of a part of sprinkling machine is still needed and wanted dependence on import.
Existing irrigation sprinkler mostly is the sprinkling irrigation mode of circular area in the market, and mostly the plot of China's agricultural production is square, can stay sprinkling irrigation dead angle or the sprinkling irrigation of crossing the border, 100 mu of square plot have 21.5 mu of jet pipes less than, the sprinkling efficiency is low.
Existing small-sized sprinkling irrigation system mostly is portable, hand and lifts formula, cart type, tractor traction type in the market, and sprinkling irrigation locomotive mobile needs artificial contact operation.
Existing sprinkling irrigation system in the market, its steering mechanism mostly is that the handle type that adopts turns to, this steering mechanism effort that operates, steering angle is difficult to accurate assurance.
Therefore, research and develop a kind of span less, one-time investment is low, to realize the parallel-moving type sprinkling irrigation, can accomplish that sprinkling irrigation is without the dead angle, separate men from machines realizes to the operation of machinery and the small-sized self-propelled translation micro-sprinkler irrigation system of auto-steering it being the focus that those skilled in the art pay close attention to by wireless remote control.
Summary of the invention
The purpose of this utility model is, a kind of small-sized self-propelled field crop microspray irrigation unit of Driven by Solar Energy is provided, and this system can satisfy wireless remote control, and auto-steering is highly adjustable, storage battery power supply, solar energy supplementary power.
In order to realize above-mentioned task, the utility model is taked following technical solution:
A kind of small-sized self-propelled field crop microspray irrigation unit of Driven by Solar Energy, comprise 4 by the fixing road wheel of wheel support, it is characterized in that, wheel support is provided with support, road wheel divides driving wheel and driven pulley, is welded with bracket at driving wheel, is fixed with electromotor on the bracket, motor rotary shaft is connected with chain pitch wheel, and chain pitch wheel is by the walking of chain-driving support; Support is connected with the electric expansion bar, is also supporting system's truss on the support, and the beam that winds up of system's truss is provided with the water supply arm, and this water supply arm middle part connects water supply line by three, and current divide to both sides from the centre and supply water; Be furnished with at a certain distance up elbow on the water supply arm, be connected with lower spray mini sprinkler on the up elbow, the middle part of system's truss is fixed with the adjustable solar board mount, be fixed with on the adjustable solar board mount and use very much the energy cell panel, be fixed with accumulator on the bottom girder of system's truss, solar panel is connected with accumulator by electric wire.
Other characteristics of the present utility model are:
Described driving wheel and driven pulley all are furnished with steering mechanism.
Described road wheel is fixed on the bar shaped dead slot of wheel support sidewall by stud; Steady brace is arranged at wheel support bottom, is used for fixedly stud in the not occurrence positions slippage of bar shaped dead slot.
Described system frame is comprised of the vertical strut that is arranged symmetrically with, triatic stay and rib bar; Vertical strut directly is connected on the water supply arm by the collar, and triatic stay exists in pairs, and vertical strut is clipped in the middle, and is connected with vertical strut by bolt; The rib bar is bolted to be supported between triatic stay and the system's truss and plays the fixed bearing effect, and it is 30 * 30mm angle with equal legs that the rib bar uses material, and thickness is 3.5mm.
On triatic stay and wheel support, be connected with steel tank by welding or bolt respectively, the electric expansion bar is bolted and is fixed between two steel tanks, stretching or compression driven wheel submounts by the electric expansion bar rotate, rotate thereby drive road wheel, road wheel can freely rotate in ± 90 ° amplitude; The range of electric expansion bar is 450mm, and the power of electric expansion bar is 50W.
The power of described electromotor is 90W, and the rotating shaft of electromotor is connected with chain pitch wheel, and chain pitch wheel is by the walking of chain-driving support; But electromotor is forward but also can reverse not only, with decelerator and speed regulator, and has auto-lock function on the electromotor.
The wiring of described electric expansion bar is switched through to controller, and steering controller is by turning to the remote controller wireless operated, and the signal range of receiving is 1000 meters.
The specification of described adjustable solar-cell panel support is 1250 * 670 * 30mm, is used for fixed angle by the overhanging length adjustment solar panel of adjusting pole to adapt to the height change of the different period sun.
The capacity of described accumulator is 120 ampere-hours, and the capacity of solar panel is 100 ampere-hours.
Described water supply arm adopts the coating steel pipe of Φ 40;
Described support is the triangular supports that web member and oblique web member form, and wherein, web member adopts Φ 20 stainless steel tubes, and oblique web member adopts the square stainless steel tube of 15 * 15mm;
The bottom girder of described system truss is adopted as 36 * 36mm angle with equal legs, thickness 3mm
The small-sized self-propelled field crop microspray irrigation unit of Driven by Solar Energy of the present utility model, maximum terrain clearance is 2000mm, the terrain clearance of system's truss bottom girder is 1200mm, the wheel Breadth Maximum is 400mm, ultimate range is 2400mm between the front and back wheel, and the ultimate range between two front-wheels or two trailing wheels is 4000mm.Adopt storage battery power supply, the solar panels supplementary power, energy-saving and environmental protecting, a charge operation time is long, has good stability, turns to conveniently, and from heavy and light, operating flexibility is strong, significantly saves the characteristics of system cost.Through verification experimental verification, adopt this system's water-efficient irrigation successful, uniformity of irrigation water appilcation satisfies code requirement, is applicable to the irrigation of the field crops such as wheat, cotton.
Description of drawings
Fig. 1 is the perspective view of the small-sized self-propelled translation microspray irrigation unit of Driven by Solar Energy of the present utility model;
Fig. 2 is driving wheel and transfer schematic diagram, and wherein (a) is front view, wherein, (b) is the end view of (a).
Fig. 3 is driving wheel and transfer perspective view;
Fig. 4 is the supporting structure schematic diagram;
Fig. 5 is up elbow and lower spray mini sprinkler schematic diagram;
Mark wherein represents respectively: 1, driving wheel, 2, driven pulley, 3, bracket, 4, motor, 5, chain pitch wheel, 6, support, 7, wheel support, 8, the electric expansion bar, 9, system's truss, 10, the water supply arm, 11, three-way pipe, 12 up elbows, 13 times spray mini sprinklers, 14, the adjustable solar board mount, 15, solar panels, 16, accumulator, 17, stud, 18, the bar shaped dead slot, 19, vertical strut, 20, triatic stay, 21, rib bar, 22, steady brace, 23, steel tank.
Below in conjunction with drawings and Examples the utility model is described in further detail.
Embodiment
Shown in Fig. 1～5, present embodiment provides a kind of concrete structure of small-sized self-propelled field crop microspray irrigation unit of Driven by Solar Energy, comprise 4 road wheels, road wheel is fixing by wheel support 7, and wheel support 7 is provided with support 6, and road wheel divides driving wheel 1 and driven pulley 2, be welded with bracket 3 at driving wheel 1, be fixed with electromotor 4 on the bracket 3, electromotor 4 rotating shafts are connected with chain pitch wheel 5, and chain pitch wheel 5 is by 6 walkings of chain-driving support; Support 6 is connected with electric expansion bar 8, is also supporting system's truss 9 on the support 6, and the beam that winds up of system's truss 9 is provided with water supply arm 10, and these water supply arm 10 middle parts connect water supply line by threeway 11, and current divide to both sides from the centre and supply water.Be furnished with at a certain distance up elbow 12 on the water supply arm 10, be connected with lower spray mini sprinkler 13(Fig. 5 on the up elbow 12), the middle part of system's truss 9 is fixed with adjustable solar board mount 14, be fixed with on the adjustable solar board mount 14 and use very much energy cell panel 15, be fixed with accumulator 16 on the bottom girder of system's truss 9, solar panel 15 is connected with accumulator 16 by electric wire.
Referring to Fig. 4, in the present embodiment, support 6 is by the vertical strut 19 that is arranged symmetrically with, and triatic stay 20 and rib bar 21 form; Vertical strut 19 directly is connected on the water supply arm 10 by the collar, and triatic stay 20 arranges in pairs, and vertical strut 19 is clipped in the middle, and is connected with vertical strut 19 by bolt; Rib bar 21 is bolted to be supported between triatic stay 20 and the system's truss 9 and plays the fixed bearing effect.
On the wheel support 7 of triatic stay 20 and 4 road wheels respectively the welding or bolt be connected with steel tank 23, electric expansion bar 8 is bolted respectively and is fixed between two steel tanks 23.By the stretching of electric expansion bar 8 or the rotation of compression driven wheel submounts 7, rotate thereby drive road wheel.Road wheel can freely rotate in ± 90 ° amplitude.The range of electric expansion bar 8 is 450mm.
The power of electromotor 4 is 90W, and the rotating shaft of electromotor 4 is connected with chain pitch wheel 5, and chain pitch wheel 5 is connected 6 walkings of drive support with chain.But electromotor 4 is forward but also can reverse not only, the motor that electromotor 4 slows down for band, and have auto-lock function.
Is furnished with speed regulator on the motor of two driving wheels 1.
8 wiring of electric expansion bar are switched through to controller, and steering controller is by turning to the remote controller wireless operated, and the signal range of receiving is 1000 meters.
The adjustable solar-cell panel support 14 that system's truss 9 middle parts are bolted, fixed angle that can be by the overhanging length adjustment solar panel 15 of adjusting pole is to adapt to the height change of the different period sun.The specification of solar panel 15 is 1250 * 670 * 30mm, yardstick test prerequisite (STC) AM1.5 spectrum, 1000W/m
2Solar global irradiance, 25 ℃ of devices.Bolt fixing internal support is fixed with accumulator 16 on system's truss 9 bottom girders on the internal stent, and solar panel 15 is connected with accumulator 16 by electric wire.
The applicant carries out structural analysis to the structure employing of system's truss 9 based on the ANSYS finite element analysis software, and the result shows that each unit reasonable stress of system's truss 9 satisfies the strength of materials, and resistance to overturning is good.
The small-sized self-propelled field crop microspray irrigation unit of the Driven by Solar Energy of present embodiment, its center of gravity is between driving wheel 1 and driven pulley 2.
Water supply arm 10 on system's truss 9 is parabolic type high in the middle and low on both ends.Water supply arm 10 adopts the coating steel pipe of Φ 40, the cross section of system's truss 9 is isosceles triangle, and leg-of-mutton web member adopts Φ 20 stainless steel tubes, and oblique web member adopts the square stainless steel tube of 15 * 15mm, the bottom girder of system's truss 9 is adopted as 36 * 36mm angle with equal legs, thickness 3mm.
The speed regulator of two driving wheels 1 by installing can satisfy and advance synchronously, retreats synchronously, and translation is synchronous.Satisfy simultaneously the rotating speed of driving wheel 1 within the specific limits, satisfy the demand of duty.
From brake device, so that can docking on the slope of certain slope, whole small-sized self-propelled translation micro-sprinkler irrigation system do not roll on the drive motors 4 that driving wheel 1 is equipped with.
Driving wheel 1 and driven pulley 2 all are furnished with steering mechanism.
8 wiring of electric expansion bar are switched through to controller, and steering controller is by turning to the remote controller wireless operated, and the signal range of receiving is 1000 meters.After receiving the signal that remote controller sends, electric expansion bar 8 can elongate or shorten automatically, and the steel tank 23 that is connected with electric expansion bar 8 bottoms is fixed on the triatic stay 20, keeps static with respect to sprinkling irrigation system; The steel tank 23 that is connected with electric expansion bar 8 front ends is fixed on the wheel support 7, what be connected with wheel support 7 is driving wheel 1 or driven pulley 2, elongating or shortening of electric expansion bar 8 drives steel tank 23 rotations, thereby drives the rotation of driving wheel 1 or driven pulley 2, and rotation amplitude is ± 90 °.
Adopting accumulator 16 is main power source, and solar panel 15 is for replenishing the power supply mode of power supply, environmental protection and energy saving, once charging, long operational time.
Claims (10)
1. the small-sized self-propelled field crop microspray irrigation unit of a Driven by Solar Energy, comprise 4 by the fixing road wheel of wheel support (7), it is characterized in that, wheel support (7) is provided with support (6), road wheel divides driving wheel (1) and driven pulley (2), is welded with bracket (3) at driving wheel (1), is fixed with electromotor (4) on the bracket (3), electromotor (4) rotating shaft is connected with chain pitch wheel (5), and chain pitch wheel (5) is by chain-driving support (6) walking; Support (6) is connected with electric expansion bar (8), also supporting system's truss (9) on the support (6), the beam that winds up of system's truss (9) is provided with water supply arm (10), and this water supply arm (10) middle part connects water supply line by threeway (11), and current divide to both sides from the centre and supply water; Be furnished with at a certain distance up elbow (12) on the water supply arm (10), be connected with lower spray mini sprinkler (13) on the up elbow (12), the middle part of system's truss (9) is fixed with adjustable solar board mount (14), be fixed with on the adjustable solar board mount (14) and use very much energy cell panel (15), be fixed with accumulator (16) on the bottom girder of system's truss (9), solar panel (15) is connected with accumulator (16) by electric wire.
2. the small-sized self-propelled field crop microspray irrigation unit of Driven by Solar Energy as claimed in claim 1 is characterized in that, described driving wheel (1) and driven pulley (2) all are furnished with steering mechanism.
3. the small-sized self-propelled field crop microspray irrigation unit of Driven by Solar Energy as claimed in claim 1 is characterized in that, described road wheel is fixed on the bar shaped dead slot (18) of wheel support (7) sidewall by stud (17); Steady brace (22) is arranged at wheel support (7) bottom, is used for fixedly stud (17) in not occurrence positions slippage of bar shaped dead slot (18).
4. the small-sized self-propelled field crop microspray irrigation unit of Driven by Solar Energy as claimed in claim 1 is characterized in that, described system frame (6) is comprised of the vertical strut (19) that is arranged symmetrically with, triatic stay (20) and rib bar (21); Vertical strut (19) directly is connected on the water supply arm (10) by the collar, and triatic stay (20) exists in pairs, and vertical strut (19) is clipped in the middle, and is connected with vertical strut (19) by bolt; Rib bar (21) is bolted to be supported between triatic stay (20) and the system's truss (9) and plays the fixed bearing effect, and it is 30 * 30mm angle with equal legs that rib bar (21) uses material, and thickness is 3.5mm.
5. the small-sized self-propelled field crop microspray irrigation unit of Driven by Solar Energy as claimed in claim 1, it is characterized in that, on triatic stay (20) and wheel support (7), be connected with steel tank (23) by welding or bolt respectively, electric expansion bar (8) is bolted and is fixed between two steel tanks (23), stretching or compression driven wheel submounts (7) by electric expansion bar (8) rotate, rotate thereby drive road wheel, road wheel can freely rotate in ± 90 ° amplitude; The range of electric expansion bar (8) is 450mm, and the power of electric expansion bar (8) is 50W.
6. the small-sized self-propelled field crop microspray irrigation unit of Driven by Solar Energy as claimed in claim 1, it is characterized in that the power of described electromotor (4) is 90W, electromotor (4) but not only forward but also can reverse, electromotor (4) is upper with decelerator and speed regulator, and has auto-lock function.
7. the small-sized self-propelled field crop microspray irrigation unit of Driven by Solar Energy as claimed in claim 1, it is characterized in that, described electric expansion bar (8) wiring is switched through to controller, and steering controller is by turning to the remote controller wireless operated, and the signal range of receiving is 1000 meters.
8. the small-sized self-propelled field crop microspray irrigation unit of Driven by Solar Energy as claimed in claim 1, it is characterized in that, the specification of described adjustable solar-cell panel support (14) is 1250 * 670 * 30mm, is used for fixed angle by the overhanging length adjustment solar panel (15) of adjusting pole to adapt to the height change of the difference period sun.
9. the small-sized self-propelled field crop microspray irrigation unit of Driven by Solar Energy as claimed in claim 1 is characterized in that the capacity of described accumulator (16) is 120 ampere-hours, and the capacity of solar panel is 100 ampere-hours.
10. the small-sized self-propelled field crop microspray irrigation unit of Driven by Solar Energy as claimed in claim 1, it is characterized in that, described water supply arm (10) adopts the coating steel pipe of Φ 40, the cross section of described system truss (9) is isosceles triangle, leg-of-mutton web member adopts Φ 20 stainless steel tubes, oblique web member adopts the square stainless steel tube of 15 * 15mm, and the bottom girder of system's truss (9) is adopted as 36 * 36mm angle with equal legs, thickness 3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204791785U CN202799820U (en) | 2012-09-19 | 2012-09-19 | Solar-powered light and small self-propelled micro-sprinkler irrigation unit for field crops |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204791785U CN202799820U (en) | 2012-09-19 | 2012-09-19 | Solar-powered light and small self-propelled micro-sprinkler irrigation unit for field crops |
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| Publication Number | Publication Date |
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| CN202799820U true CN202799820U (en) | 2013-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012204791785U Expired - Fee Related CN202799820U (en) | 2012-09-19 | 2012-09-19 | Solar-powered light and small self-propelled micro-sprinkler irrigation unit for field crops |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103843647A (en) * | 2014-01-26 | 2014-06-11 | 西北农林科技大学 | Solar driving device of coil type automatic walking sprinkler |
| CN104686294A (en) * | 2015-03-23 | 2015-06-10 | 微山斯贝特金属有限公司 | Self-propelled wireless control sprinkling irrigation device |
| CN105191562A (en) * | 2015-09-30 | 2015-12-30 | 河北省农林科学院粮油作物研究所 | Spray irrigation device |
| CN105432434A (en) * | 2014-08-12 | 2016-03-30 | 中国农业机械化科学研究院 | Irrigation sprinkler and bottom disc of irrigation sprinkler |
| CN107484635A (en) * | 2016-06-09 | 2017-12-19 | 刘碰 | Intelligent folding casting machine |
| CN109042255A (en) * | 2018-10-24 | 2018-12-21 | 江苏华源节水股份有限公司 | A kind of truss-like sprinkler car |
| CN112753678A (en) * | 2020-12-30 | 2021-05-07 | 河北农百乐农业科技有限公司 | Intelligent water-saving liftable sprinkling irrigation machine |
-
2012
- 2012-09-19 CN CN2012204791785U patent/CN202799820U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103843647A (en) * | 2014-01-26 | 2014-06-11 | 西北农林科技大学 | Solar driving device of coil type automatic walking sprinkler |
| CN103843647B (en) * | 2014-01-26 | 2016-12-07 | 西北农林科技大学 | A kind of coil type is from the Driven by Solar Energy device walking irrigation sprinkler |
| CN105432434A (en) * | 2014-08-12 | 2016-03-30 | 中国农业机械化科学研究院 | Irrigation sprinkler and bottom disc of irrigation sprinkler |
| CN105432434B (en) * | 2014-08-12 | 2018-07-10 | 中国农业机械化科学研究院 | A kind of irrigation sprinkler and its irrigation sprinkler chassis |
| CN104686294A (en) * | 2015-03-23 | 2015-06-10 | 微山斯贝特金属有限公司 | Self-propelled wireless control sprinkling irrigation device |
| CN104686294B (en) * | 2015-03-23 | 2015-11-11 | 微山斯贝特金属有限公司 | Self-propelled controlled in wireless rainer |
| CN105191562A (en) * | 2015-09-30 | 2015-12-30 | 河北省农林科学院粮油作物研究所 | Spray irrigation device |
| CN107484635A (en) * | 2016-06-09 | 2017-12-19 | 刘碰 | Intelligent folding casting machine |
| CN109042255A (en) * | 2018-10-24 | 2018-12-21 | 江苏华源节水股份有限公司 | A kind of truss-like sprinkler car |
| CN109042255B (en) * | 2018-10-24 | 2023-08-01 | 江苏华源节水股份有限公司 | Truss type spray head vehicle |
| CN112753678A (en) * | 2020-12-30 | 2021-05-07 | 河北农百乐农业科技有限公司 | Intelligent water-saving liftable sprinkling irrigation machine |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130320 Termination date: 20130919 |