CN1387754A - Straightening controller for long-distance central pivoting rotary irrigation system - Google Patents
Straightening controller for long-distance central pivoting rotary irrigation system Download PDFInfo
- Publication number
- CN1387754A CN1387754A CN 01119750 CN01119750A CN1387754A CN 1387754 A CN1387754 A CN 1387754A CN 01119750 CN01119750 CN 01119750 CN 01119750 A CN01119750 A CN 01119750A CN 1387754 A CN1387754 A CN 1387754A
- Authority
- CN
- China
- Prior art keywords
- driver element
- controller
- gps
- distal
- irrigation system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Abstract
The present invention provides alignment controller for long distance central pivoted irrigation system. The first GPS controller is set on central pivotal structure, the second GPS controller is set on central driving element and the third GPS controller is set on end terminal driving element. The computer control system is connected with driving motor on central driving element and first, second and third GPS controllers, and controls the driving device on central driving element to make the central driving element is within certain tolerance of approximate straight line between the central pivotal structure and end terminal driving element.
Description
The present invention relates to a kind of center pivoting rotary irrigation system, relate in particular to a kind of straightening controller that is used for long distance center pivot system.
Traditional center pivoting rotary irrigation system is included in its medial extremity and the center pivot structure is pivotally connected, and from the there outward extending elongated water pipe.The water pipe of traditional center pivot system is made up of a plurality of pipeline sections that link together in end-to-end mode, and these pipeline sections are supported on a plurality of driver elements.Each driver element can be advanced by an electromotor, hydraulic motor or air motor, and wherein electromotor is the most extensive propulsive power source that generally uses.Usually, the driver element of distal-most end or tail end driver element are main driver elements, and other driver element is driven selectively according to the angle displacement of adjacent tubular segments.
Machine alignment on the pivot system of center is kept by the mechanical links of crossing the joint that is positioned at each driver element, this mechanical links plays the effect of switchette, it start successively with the stall driver element on electromotor so that itself and next section of striding keep in line.This type of straightening controller is worked well reaching on about 1,500 foot most machines, but can't keep good alignment in the system of longer distance.Problem in the long system of distance comes from: the minor variations in the alignment that is taken place on a plurality of driver elements of system can cause bigger variation in total system's alignment.If alignment becomes quite badly, then can cause structural infringement to system.Minor variations in these alignments is because suffered external force when passing the crops ditch dug with a plow such as driver element is oblique, the high wind or the variations in temperature in switchette and the connector of blowing on the section of striding are caused.
The invention provides a kind of straightening controller that is used for long distance center pivot system, this center pivot system has from the outward extending elongated water pipe of center pivot structure, and wherein this water pipe is supported on and makes water pipe on a plurality of driver elements that the center pivot structure advances.Each driver element includes the drive unit such as electromotor, this device activates by being positioned at the mechanical links that each driver element crosses the joint, this mechanical links plays the effect of switchette, it start successively with the stall driver element on electromotor so that itself and next section of striding keep in line.Be provided with a GPS controller that is used as fixed reference at center pivot structure place.On central drive units, be provided with the 2nd GPS controller near the Center Length place of water pipe.The 3rd GPS controller is installed on distal-most end or tail end driver element.The control system that calculator is handled operationally is connected with the central drive units that wherein is provided with the 2nd GPS controller.First, second operationally is connected with the control system that calculator is handled with the 3rd GPS controller.The control system that this calculator is handled is calculated the near linear between center pivot segment and tail end driver element, and drive unit on central control post's driver element selectively, so that this centre-driven device is in or remains among certain tolerance of this near linear between center pivot structure and the tail end driver element.The control system that calculator is handled can continuously be calculated near linear, perhaps periodically calculates this near linear.As described, central drive units includes the straightening controller that moves of common this central drive units of control.When the position of center driver element exceeded certain tolerance of near linear, the control system that calculator is handled can replace the straightening controller on the central drive units.Irrigation system also can include when the tail end driver element has arrived the precalculated position, be used to system controller that all driver elements are stopped.This irrigation system also can include when the tail end driver element has arrived precalculated position in the place, be used to the system controller that makes this irrigation system reverse.In addition, irrigation system can include terminal spray gun watering device on the outboard end that is positioned at water pipe, that can be handled selectively, it is used for starting working when the tail end driver element arrives the precalculated position in place, and quits work when the specific position in the tail end drive unit arrival place.
Therefore, main purpose of the present invention is to provide a kind of modified straightening controller that is used for long distance center pivoting rotary irrigation system.
Another object of the present invention is to provide a kind of straightening controller that is used for long distance center pivoting rotary irrigation system, wherein, the one GPS controller is installed on the pivotal point as fixed reference, the 2nd GPS controller is installed on the tail end drive unit, the 3rd GPS controller is installed on the driver element near system centre, these GPS controllers reach relevant computer control continuously, perhaps periodically calculate the straight line between pivoting point and tail end driver element, wherein control system is handled the driver element near system centre, so that it can rest among certain tolerance of the straight line between pivotal point and the tail end driver element.
Further object of the present invention is to provide a kind of straightening controller that is used for long distance center pivoting rotary irrigation system, it can control the driver element near system centre all the time, perhaps when the position of center driver element exceeds certain tolerance of straight line, can be used for replacing the standard alignment.
Another object of the present invention is to provide a kind of straightening controller that is used for long distance center pivoting rotary irrigation system, it has the attendant advantages that can know the exact position of tail end driver element all the time, and this tail end driver element is used for controlling things such as terminal spray gun, changes the direction of machine or this machine is quit work.
Those those of skill in the art in the art will come into plain view to these and other objects.
Fig. 1 is the stereogram of a kind of center pivoting rotary irrigation system; And
Fig. 2 shows the block diagram of this straightening controller.
A kind of self-propelled formula of expression center pivoting rotary irrigation system that label 10 is total, it includes from traditional center pivot structure 14 outward extending water channels, pipe or beam 12.This water pipe 12 is made up of a plurality of pipeline sections that link together in end-to-end mode, and these pipeline sections are supported on a plurality of driver elements 16, and each driver element has the drive unit 18 that is used to advance its wheel 20.In most cases, drive unit 18 will comprise an electromotor, and this electromotor can be reversible motor, so that can drive this system forward or backward.Usually, machine alignment on the pivot system of center is to keep by being positioned at the mechanical links that each driver element crosses the joint, this mechanical links plays the effect of switchette, it start successively with the stall driver element on electromotor so that itself and next section of striding keep in line.For purposes of illustration, will represent by label 16A near the driver element 16 of system centre.Tail end driver element in the system will be represented by label 16B.Usually, cantilever beam 22 stretches out from the tail end driver element, and a terminal spray gun 24 is installed on it, and this end spray gun is used to irrigate the zone by outside the zone that water pipe covered between center pivot structure and the tail end driver element.
Be provided with a GPS (global positioning system) controller 26 on center pivot structure 14, it comprises an antenna 28 usually.GPS controller 26 is used as the fixed reference thing of this system.A kind of GPS controller that can carry out required function satisfactorily is an Oncore VP benchmark receiver, and the GPS controller of other type also can be carried out function satisfactorily certainly.In most cases, GPS controller 26 will comprise a calculator that is embedded.
Be provided with a GPS controller 30 on central drive units 16A, it can be made up of the Oncore VP mobile receiver of a traditional design.One GPS controller 32 is installed on tail end driver element 16B, and it is the Oncore VP mobile receiver of traditional design not also.GPS controller 26,30 is communicated by letter with artificial satellite 33 in a conventional manner with 32.
Label 34 is meant and GPS controller 26, GPS controller 30, GPS controller 32 and a kind of traditional computer control of being connected of the drive motor 18A on the central drive units 16A that controlled by traditional straightening controller of nationality usually.This computer control 34 preferably with total by label 38 represented, be used to that system is stopped or reverse traditional system controller is connected.When tail end driver element 16B has arrived precalculated position in the place of being irrigated, computer control 34 will make system stop or oppositely.Preferably, computer control 34 also is connected with terminal spray gun 24, when having arrived precalculated position in the place of being irrigated this end spray gun 24 is started working, and when tail end driver element 16B has arrived precalculated position in the place, terminal spray gun 24 is quit work with convenient tail end driver element 16B.The GPS controller 32 that is installed on the tail end driver element 16B can accurately be determined the position of tail end driver element 16B, so that system is stopped or oppositely or make 24 beginnings of terminal spray gun or quit work.
The near linear that the control system 34 that calculator is handled is calculated between center pivot structure 14 and tail end driver element 16B, then with the drive motor 18A on the driver element 16A of central control post, so that this central drive units 16A will be among certain tolerance (tolerance) of the near linear between the driver element 16B of center pivot structure 14 and distal-most end.Computer control can continuously calculate near linear, perhaps can periodically calculate this near linear.This computer control 34 can continuously be controlled the operation of drive motor 18A, perhaps can be used for replacing simply traditional straightening controller.
Therefore, can see no matter how the present invention provides a kind of site condition, wind condition, temperature condition etc., all can make this long system of distance keep the straightening controller of basic straight line to long distance center pivoting rotary irrigation system.
Therefore, can see that the present invention has realized the set objective that they are all at least.
Claims (7)
1. irrigation system comprises:
Center pivot supporting construction;
Elongated water pipe with inboard and outboard end, described water pipe pivot on the side within it and are connected to described center pivot supporting construction, and from stretch out there;
Described water pipe is supported on a plurality of driver elements, and these driver elements advance described water pipe around described center pivot structure;
Described each driver element includes drive unit;
Be positioned at pivot structure place, described center, be used as a GPS controller of fixed reference;
Be positioned at one of them near the 2nd GPS controller on the described driver element at the Center Length place of described water pipe;
Be positioned at the 3rd GPS controller on the driver element of distal-most end;
Operationally be positioned at the described driver element that wherein is provided with described the 2nd GPS controller on the control system handled of the calculator that is connected of described drive unit;
Described first, second operationally is connected with the control system that described calculator is handled with the 3rd GPS controller;
The control system that described calculator is handled is calculated the near linear between the driver element of described center pivot structure and described distal-most end, and handle the described drive unit be positioned on the described driver element that wherein is provided with described the 2nd GPS controller selectively, so that wherein be provided with among certain tolerance of the described near linear between the driver element that the described driver element of described the 2nd GPS controller is in described center pivot structure and described distal-most end.
2. irrigation system as claimed in claim 1 is characterized in that, the control system that described calculator is handled is continuously calculated described near linear.
3. irrigation system as claimed in claim 1 is characterized in that, the control system that described calculator is handled is periodically calculated described near linear.
4. irrigation system as claimed in claim 1, it is characterized in that, the described driver element that wherein is provided with described the 2nd GPS controller includes the straightening controller that moves that common control wherein is provided with the described driver element of described the 2nd GPS controller, when the position of the described driver element that wherein is provided with described the 2nd GPS controller exceeded certain tolerance of described near linear, the control system that described calculator is handled replaced described straightening controller.
5. irrigation system as claimed in claim 1, it is characterized in that, also include and be used to system controller that all driver elements are stopped, described the 3rd GPS controller operationally is connected with described system controller, so that determine the position of the driver element of described distal-most end, when the driver element of described distal-most end had arrived the precalculated position, described system controller can make all driver elements stop like this.
6. irrigation system as claimed in claim 1, it is characterized in that, also include and be used to the system controller that makes described irrigation system reverse, described the 3rd GPS controller operationally is connected with described system controller, so that determine the position of the driver element of described distal-most end, when the driver element of described distal-most end had arrived the precalculated position, described system controller can make all driver elements reverse like this.
7. irrigation system as claimed in claim 1, it is characterized in that, also include terminal spray gun watering device outboard end, that selectively handle that is positioned at described water pipe, the control system that described calculator is handled operably is connected with described terminal spray gun watering device, when arriving the precalculated position described terminal spray gun watering device is started working, and the driver element of described distal-most end quits work described terminal spray gun watering device when arriving the precalculated position with the driver element of the described distal-most end of box lunch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01119750 CN1387754A (en) | 2001-05-25 | 2001-05-25 | Straightening controller for long-distance central pivoting rotary irrigation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01119750 CN1387754A (en) | 2001-05-25 | 2001-05-25 | Straightening controller for long-distance central pivoting rotary irrigation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1387754A true CN1387754A (en) | 2003-01-01 |
Family
ID=4663702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01119750 Pending CN1387754A (en) | 2001-05-25 | 2001-05-25 | Straightening controller for long-distance central pivoting rotary irrigation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1387754A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106359012A (en) * | 2015-07-21 | 2017-02-01 | 现代农装科技股份有限公司 | Circular and translation function integrated sprinkler and sprinkling method thereof |
| CN106998661A (en) * | 2014-12-02 | 2017-08-01 | 皮特林有限公司 | Removable irrigator |
| CN110463572A (en) * | 2019-08-01 | 2019-11-19 | 上海交通大学 | A kind of method and device obtaining variable irrigation sprinkler spray head real time position |
-
2001
- 2001-05-25 CN CN 01119750 patent/CN1387754A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106998661A (en) * | 2014-12-02 | 2017-08-01 | 皮特林有限公司 | Removable irrigator |
| CN106359012A (en) * | 2015-07-21 | 2017-02-01 | 现代农装科技股份有限公司 | Circular and translation function integrated sprinkler and sprinkling method thereof |
| CN110463572A (en) * | 2019-08-01 | 2019-11-19 | 上海交通大学 | A kind of method and device obtaining variable irrigation sprinkler spray head real time position |
| CN110463572B (en) * | 2019-08-01 | 2021-10-15 | 上海交通大学 | Method and device for acquiring real-time position of nozzle of variable-rate sprinkler |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU2022202911A1 (en) | Variable-speed irrigation system having an extension arm | |
| US6254018B1 (en) | Alignment control for long center pivot irrigation systems | |
| US8948979B2 (en) | Variable-speed irrigation system | |
| AU2011372814B2 (en) | Control system for stopping or reversing movement of an irrigation system | |
| US2893643A (en) | Ambulant discharge irrigating device | |
| AU3251200A (en) | A corner irrigation system | |
| US9342076B2 (en) | Adjustable speed irrigation system and method of use | |
| US6726132B2 (en) | Corner irrigation system including an ultra wide band (UWB) guidance system | |
| CA1251941A (en) | Corner watering irrigation system and apparatus | |
| US9101097B2 (en) | Harvesting machine | |
| RU163954U1 (en) | WIDE CAPPING RAINING MACHINE | |
| CN109601349B (en) | Omnibearing obstacle avoidance intelligent watering robot based on single ultrasonic sensor and control method | |
| CN1387754A (en) | Straightening controller for long-distance central pivoting rotary irrigation system | |
| AU2012216595B2 (en) | Lateral irrigation system with Z-fold spans | |
| CA2297537A1 (en) | Method of varying the speed of a center pivot irrigation system | |
| US6042031A (en) | Center pivot irrigation system | |
| US5947393A (en) | Center pivot irrigation system | |
| US6068197A (en) | Pivoting lateral move irrigation system which waters in the pivot mode | |
| US6045065A (en) | Method of maintaining a uniform chemical depth under the center pivot portion of a corner irrigation system | |
| US4034779A (en) | Reversible self-propelled center pivot sprinkler system | |
| CA1041140A (en) | Reversible self-propelled center pivot sprinkler system | |
| AU765086B2 (en) | A center pivot irrigation system | |
| AU2006241325A1 (en) | An apparatus and method for the movement of irrigation spans | |
| RU2334389C2 (en) | Irrigation machine of front movement | |
| CN220369219U (en) | Multidirectional automatic track-changing structure for sprinkling irrigation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |