CN202112028U - Fertigation machine - Google Patents
Fertigation machine Download PDFInfo
- Publication number
- CN202112028U CN202112028U CN2011201436857U CN201120143685U CN202112028U CN 202112028 U CN202112028 U CN 202112028U CN 2011201436857 U CN2011201436857 U CN 2011201436857U CN 201120143685 U CN201120143685 U CN 201120143685U CN 202112028 U CN202112028 U CN 202112028U
- Authority
- CN
- China
- Prior art keywords
- fertigation
- fertilizer
- pipeline
- venturi tube
- blending tank
- 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.)
- Expired - Fee Related
Links
- 239000003337 fertilizer Substances 0.000 claims abstract description 63
- 238000002156 mixing Methods 0.000 claims abstract description 55
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 38
- 239000007788 liquid Substances 0.000 claims abstract description 27
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 19
- 239000012530 fluid Substances 0.000 claims description 16
- 239000002253 acid Substances 0.000 claims description 8
- 238000001514 detection method Methods 0.000 abstract 2
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 238000001139 pH measurement Methods 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 239000003621 irrigation water Substances 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- NHDHVHZZCFYRSB-UHFFFAOYSA-N pyriproxyfen Chemical compound C=1C=CC=NC=1OC(C)COC(C=C1)=CC=C1OC1=CC=CC=C1 NHDHVHZZCFYRSB-UHFFFAOYSA-N 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Images
Landscapes
- Fertilizing (AREA)
- Catching Or Destruction (AREA)
Abstract
The utility model provides a fertigation machine, which comprises a clean water supply pipeline, a fertilizer supply pipeline, a mixing tank and a fertigation pipeline. The clean water supply pipeline and the fertilizer supply pipeline are respectively connected with the mixing tank to supply clean water and fertilizer to the mixing tank respectively, and the fertigation pipeline is connected with the mixing tank and used for supplying fertigation liquid mixed in the mixing tank to crops. The fertigation machine further comprises a detection pipeline provided with a conductivity sensor and a potential of hydrogen sensor, the detection pipeline is branched from the fertigation pipeline and connected with a first upstream port of a venturi tube in the fertilizer supply pipeline. The mixed fertigation liquid is partially supplied to the venturi tube so that negative pressure is formed at a second upstream port of the venturi tube and original fertilizer liquid can be supplied from an original fertilizer tank. Therefore, the pipeline structure of the fertigation machine is greatly simplified, cost is reduced, and the fertigation machine can be easily mounted and maintained.
Description
Technical field
The utility model relates to agricultural fertigation machinery, particularly relates to the fertigation machine.
Background technology
The fertigation machine is a kind of equipment that will irrigate and apply fertilizer and combine together, through fertilizer stoste is supplied to crop after mixing with clear water with irrigating, has significantly reduced irrigation, required time, labour and be used to the resources such as the energy of irrigating, applying fertilizer apply fertilizer.
Existing fertigation machine is supplied fertilizer through Venturi tube usually.Such fertigation machine forms negative pressure to supply fertilizer from fertilizer tank through irrigating to the Venturi tube supply with clear water at the mouth of pipe of Venturi tube.In addition; Electrical conductivity (EC) sensor and acid-base value (PH) sensor are arranged on independently in the signal piping; Wherein said conductivity sensor is used to detect the concentration of mixed fertilizer solution, and said acidity-basicity sensor is used to detect the pH value of mixed fertilizer solution.
Therefore above-mentioned such fertigation machine is because pipeline is more, exists that complex structure, cost are high, installation and maintenance problem such as difficulty comparatively.Therefore, a kind of fertigation machine need be provided, to address the above problem.
The utility model content
The purpose of the utility model is to provide a kind of fertigation machine; This fertigation machine comprises clear water supply line, fertilizer supply pipeline, blending tank and fertigation pipeline; Wherein said clear water supply line is connected with said blending tank respectively with said fertilizer supply pipeline and in said blending tank, supplies clear water and fertilizer respectively; Said fertigation pipeline is connected with said blending tank and will in said blending tank, be supplied to crop by mixed fertigation liquid; Said fertigation machine also comprises the signal piping that is provided with conductivity sensor and acidity-basicity sensor; Said signal piping comes out from said fertigation line branching, and is connected with first upstream port of Venturi tube in being arranged on said fertilizer supply pipeline.
In addition; The fertigation machine of the utility model can adopt following mode: the end of said signal piping is connected with said blending tank, and said first upstream port of said Venturi tube is connected with said signal piping between said conductivity sensor and said acidity-basicity sensor.
In addition; The fertigation machine of the utility model can adopt following mode: said acidity-basicity sensor is arranged on the downstream of said conductivity sensor; Said fertigation machine also comprises the acid solution feeding device, and said acid solution feeding device is connected with said signal piping in the downstream of said acidity-basicity sensor.
In addition, the fertigation machine of the utility model can adopt following mode: the end of said signal piping is connected with said first upstream port of said Venturi tube.
In addition; The fertigation machine of the utility model can adopt following mode: said fertilizer supply pipeline comprises the branch road of a plurality of parallel connections, and each branch road comprises fertilizer original fluid container, said Venturi tube and is connected the control valve between said fertilizer original fluid container and the said Venturi tube.
In addition, the fertigation machine of the utility model can adopt following mode: in the said signal piping at the said Venturi tube upper reaches, be provided with well strainer.
In addition, the fertigation machine of the utility model can adopt following mode: in the said signal piping at the said Venturi tube upper reaches, be provided with manometer, and in said fertigation pipeline, be provided with manometer.
In addition, the fertigation machine of the utility model can adopt following mode: in said blending tank, be provided with the minimum liquid level switch, be provided with ventilating opening at the edge of the mixing cover of said blending tank.
In addition, the fertigation machine of the utility model can adopt following mode: in said signal piping, be provided with the drainage point.
In addition, the fertigation machine of the utility model can adopt following mode: the downstream at said clear water supply line are provided with shower nozzle.
The fertigation machine of the utility model forms negative pressure to supply fertilizer stoste from the fertilizer original fluid container through the part in the mixed fertigation liquid is supplied to Venturi tube at second upstream port of Venturi tube; Simplified the pipeline structure of fertigation machine thus widely; Reduce cost, and can easily carry out installation and maintenance.
In the utility model content part, introduced the notion of a series of reduced forms, this will further explain in the embodiment part.The utility model content part of the utility model does not also mean that key feature and the essential features that will attempt to limit technical scheme required for protection, does not more mean that the protection domain of attempting to confirm technical scheme required for protection.
Description of drawings
The attached drawings of the utility model is used to understand the utility model in this part as the utility model.The embodiment and the description thereof of the utility model have been shown in the accompanying drawing, have been used for explaining the principle of the utility model.In the accompanying drawings,
Fig. 1 is the block diagram of fertigation machine of first embodiment of the utility model.
Fig. 2 is the figure of concrete connected mode of the fertigation machine of above-mentioned first embodiment of expression.
Fig. 3 is the block diagram of fertigation machine of second embodiment of the utility model.
Fig. 4 is the figure of concrete connected mode of the fertigation machine of above-mentioned second embodiment of expression.
Embodiment
In the description hereinafter, provided a large amount of concrete details and the utility model has been understood more completely so that provide.Yet, it will be apparent to one skilled in the art that the utility model can need not one or more these details and be able to enforcement.In other example,, describe for technical characterictics more well known in the art for fear of obscuring with the utility model.
In order thoroughly to understand the utility model, detailed structure will be proposed in following description.Obviously, the execution of the utility model is not limited to the specific details that those skilled in the art has the knack of.The preferred embodiment of the utility model is described in detail as follows, yet except these were described in detail, the utility model can also have other embodiments.
Below, come at length to explain the structure of the fertigation machine of the utility model based on accompanying drawing.
Fig. 1 has represented the block diagram of fertigation machine of first embodiment of the utility model, and Fig. 2 is the figure of concrete connected mode of the fertigation machine of expression first embodiment.
Can know referring to Fig. 1, Fig. 2; The fertigation machine of this first embodiment comprises clear water supply line A, fertilizer supply pipeline B, blending tank 4, fertigation pipeline C and signal piping D; Wherein clear water supply line A is connected with blending tank 4 respectively with fertilizer supply pipeline B and in blending tank 4, supplies clear water and fertilizer respectively, and fertigation pipeline C is connected with blending tank 4 and will in blending tank 4, be supplied to crop by mixed fertigation liquid.In signal piping D, be provided with conductivity sensor 12 and acidity-basicity sensor 13, this signal piping D comes out from fertigation pipeline C branch, and is connected with first upstream port of Venturi tube 6 in being arranged on fertilizer supply pipeline B.In this embodiment, the end of signal piping D is connected with blending tank 4, and first upstream port that is arranged on the Venturi tube 6 among the fertilizer supply pipeline B is connected with signal piping D between conductivity sensor 12 and acidity-basicity sensor 13.Thus, can the part in the liquid of the signal piping of flowing through be used to make Venturi tube to produce negative pressure with supply fertilizer stoste.
In addition, can know, in clear water supply line A, be provided with that this shower nozzle 5 is arranged on the downstream of clear water supply line A into water valve 2 and shower nozzle 5 with reference to Fig. 1, Fig. 2.In fertilizer supply pipeline B, except above-mentioned Venturi tube 6, also be provided with fertilizer original fluid container 8 and be connected the control valve 9 between second upstream port of this fertilizer original fluid container 8 and Venturi tube 6; In blending tank 4, be provided with control float 3, in fertigation pipeline C, be provided with systems pumps 7.
Clear water source of supply 1 is connected with the water valve 2 of going into of fertigation machine.Go into water valve 2 and be used for control to blending tank 4 water supply, and guarantee the stable of blending tank 4 middle water levels with control float 3.Before in clear water gets into blending tank 4, can be earlier through shower nozzle 5.Shower nozzle 5 can be guaranteed in blending tank 4, to form optimum flow, and water is mixed with fertilizer effectively fully.Systems pumps 7 with fertigation liquid from blending tank 4 pumps to crop 10, simultaneously another fraction fertigation flow of liquid is through signal piping D.Be arranged on electrical conductivity and acidity that conductivity sensor 12 and acidity-basicity sensor 13 among this signal piping D is used to measure mixed fertilizer solution.Subsequently, fertigation liquid can flow into conductivity sensor 12 and acidity-basicity sensor 13 between first upstream port of the Venturi tube 6 that partly is connected of signal piping.Because the inflow of fertigation liquid, second upstream port in Venturi tube 6 can form negative pressure, guarantees that fertilizer stoste is inhaled in the Venturi tube 6 via control valve 9 from original fluid container 8.Liquid behind the downstream port of Venturi tube 6 liquid of discharging and the acidity-basicity sensor 13 of flowing through flow into the blending tank 4.
In addition, can in the signal piping D at Venturi tube 6 upper reaches, well strainer 14 be set, can prevent that thus blocking from appearring in Venturi tube 6.In addition, can in the signal piping D at the upper reaches of Venturi tube 6, manometer 15 be set.In addition, can also minimum liquid level switch 16 be set in blending tank 4, be used for guaranteeing that systems pumps 7 starts working when blending tank 4 liquid are sufficient.In addition, can ventilating opening be set, be used to discharge carbonic acid gas at the edge of the mixing cover of blending tank 4.Safeguard for ease, in signal piping D, can also be provided with drainage point 11.
In addition, though illustrate, in fertigation pipeline C, can also be provided with manometer; Be used for comparing with the detected value of manometer 15; If pressure differential is excessive, explain that then obstruction has taken place well strainer 14, need clean this well strainer 14.
In addition, supply amount of fertilizer is by the result of computer according to electrical conductivity and pH measurement, decides through opening and closing control valve 9.
For a lot of crops such as for example greengrocery crops, the pH value of nutrient solution must remain between 5.0 to 5.5.If the pH value in supplying water is higher than this value, then must carry out acidification to water.For this reason, can the acid solution feeding device be set in the downstream of the acidity-basicity sensor 13 that is arranged at conductivity sensor 12 downstream, the acid solution feeding device is connected with signal piping D, is used for the pH value that supply acid solution is as required regulated irrigation water.
In addition, fertilizer supply pipeline B can comprise the branch road of a plurality of parallel connections, each branch road comprise fertilizer original fluid container 8, Venturi tube 6 and be connected fertilizer original fluid container 8 and Venturi tube 6 between control valve 9.Thus, can supply the fertigation liquid of appropriate amount as required in time, exactly.
According to above-mentioned fertigation machine; Through being supplied to Venturi tube, the part in the mixed fertigation liquid forms negative pressure to supply fertilizer from the fertilizer original fluid container at second upstream port of Venturi tube; Simplified the pipeline structure of fertigation machine thus; Reduce cost, and be convenient to installation and maintenance.
The invention is not restricted to above-mentioned embodiment, the end of signal piping D is not connected with blending tank 4 and forms the open end, the acid solution branch parallelly connected with the branch road at acidity-basicity sensor 13 places etc. perhaps also can be set in addition.
Fig. 3 has represented the block diagram of fertigation machine of second embodiment of the utility model, and Fig. 4 is the figure of concrete connected mode of the fertigation machine of above-mentioned second embodiment of expression.
Can know referring to Fig. 3, Fig. 4; The fertigation machine of this second embodiment comprises clear water supply line A, fertilizer supply pipeline B, blending tank 4, fertigation pipeline C and signal piping D; Wherein clear water supply line A is connected with blending tank 4 respectively with fertilizer supply pipeline B and in blending tank 4, supplies clear water and fertilizer respectively, and fertigation pipeline C is connected with blending tank 4 and will in blending tank 4, be supplied to crop by mixed fertigation liquid.In signal piping D, be provided with conductivity sensor 12 and acidity-basicity sensor 13, this signal piping D comes out from fertigation pipeline C branch, and is connected with first upstream port of Venturi tube 6 in being arranged on fertilizer supply pipeline B.In this embodiment, the end of signal piping D is connected with first upstream port of Venturi tube 6 in being arranged on fertilizer supply pipeline B.
In addition, can know with reference to Fig. 3, Fig. 4, identical with above-mentioned first embodiment, in clear water supply line A, be provided with into water valve 2 and shower nozzle 5, this shower nozzle 5 is arranged on the downstream of clear water supply line A.In fertilizer supply pipeline B, except above-mentioned Venturi tube 6, also be provided with fertilizer original fluid container 8 and be connected the control valve 9 between second upstream port of this fertilizer original fluid container 8 and Venturi tube 6; In blending tank 4, be provided with control float 3, in fertigation pipeline C, be provided with systems pumps 7.
In second embodiment, clear water source of supply 1 is connected with the water valve 2 of going into of fertigation machine, and clear water before can be earlier through shower nozzle 5 in getting into blending tank 4.Systems pumps 7 with fertigation liquid from blending tank 4 pumps to crop 10, simultaneously another fraction fertigation flow of liquid is through signal piping D.Subsequently, fertigation liquid can flow into first upstream port of the Venturi tube 6 that is connected with the end of signal piping D.Because the inflow of fertigation liquid is drawn into fertilizer stoste in the Venturi tube 6 via control valve 9 from original fluid container 8.The liquid of discharging from Venturi tube 6 at last, flow into the blending tank 4.
In addition, can in the signal piping D at Venturi tube 6 upper reaches, well strainer 14 be set.In addition, can in the signal piping D at the upper reaches of Venturi tube 6, manometer 15 be set.In addition, minimum liquid level switch 16 can also be set in blending tank 4.In addition, can ventilating opening be set at the edge of the mixing cover of blending tank 4.In signal piping D, can also be provided with drainage point 11.
In addition,, can also in the fertigation pipeline, manometer be set equally, be used for comparing with the detected value of manometer 15 with above-mentioned first embodiment though illustrate.
In addition, supply amount of fertilizer also is by the result of computer according to electrical conductivity and pH measurement, decides through opening and closing control valve 9.
In addition, fertilizer supply pipeline B can comprise the branch road of a plurality of parallel connections, each branch road comprise fertilizer original fluid container 8, Venturi tube 6 and be connected fertilizer original fluid container 8 and Venturi tube 6 between control valve 9.
This shows; In clear water supply line A, fertilizer supply pipeline B, blending tank 4, fertigation pipeline C and the signal piping D of second embodiment, be respectively arranged with and the identical device of above-mentioned first embodiment; The fertigation machine of this second embodiment is with the difference of the fertigation machine of above-mentioned first embodiment: Venturi tube 6 is not between conductivity sensor 12 and acidity-basicity sensor 13, to be connected with signal piping D, but is connected with the end of signal piping D.
Thus, except can obtaining the effect identical, compare the structure that further to simplify the fertigation machine with above-mentioned first embodiment with the fertigation machine of above-mentioned first embodiment.
More than through embodiment the utility model has been described, but should be understood that above-mentioned embodiment just is used for for example and illustrative purposes, but not be intended to the utility model is limited in the scope of described embodiment.In addition; It will be understood by those skilled in the art that; The utility model is not limited to above-mentioned embodiment, but can carry out various changes according to the instruction of the utility model, and the embodiment after these distortion includes in the utility model scope required for protection.The protection domain of the utility model is defined by claims and equivalent scope thereof.
Claims (10)
1. fertigation machine; Comprise clear water supply line, fertilizer supply pipeline, blending tank and fertigation pipeline; Wherein said clear water supply line is connected with said blending tank respectively with said fertilizer supply pipeline and in said blending tank, supplies clear water and fertilizer respectively; Said fertigation pipeline is connected with said blending tank and will in said blending tank, be supplied to crop by mixed fertigation liquid, it is characterized in that
Said fertigation machine also comprises the signal piping that is provided with conductivity sensor and acidity-basicity sensor; Said signal piping comes out from said fertigation line branching, and is connected with first upstream port of Venturi tube in being arranged on said fertilizer supply pipeline.
2. fertigation machine according to claim 1 is characterized in that,
The end of said signal piping is connected with said blending tank, and said first upstream port of said Venturi tube is connected with said signal piping between said conductivity sensor and said acidity-basicity sensor.
3. fertigation machine according to claim 2 is characterized in that,
Said acidity-basicity sensor is arranged on the downstream of said conductivity sensor, and said fertigation machine also comprises the acid solution feeding device, and said acid solution feeding device is connected with said signal piping in the downstream of said acidity-basicity sensor.
4. fertigation machine according to claim 1 is characterized in that,
The end of said signal piping is connected with said first upstream port of said Venturi tube.
5. according to each the described fertigation machine in the claim 1 to 4, it is characterized in that,
Said fertilizer supply pipeline comprises the branch road of a plurality of parallel connections, and each branch road comprises fertilizer original fluid container, said Venturi tube and is connected the control valve between said fertilizer original fluid container and the said Venturi tube.
6. according to each the described fertigation machine in the claim 1 to 4, it is characterized in that,
In the said signal piping at the said Venturi tube upper reaches, be provided with well strainer.
7. according to each the described fertigation machine in the claim 1 to 4, it is characterized in that,
In the said signal piping at the said Venturi tube upper reaches, be provided with manometer, and in said fertigation pipeline, be provided with manometer.
8. according to each the described fertigation machine in the claim 1 to 4, it is characterized in that,
In said blending tank, be provided with the minimum liquid level switch, be provided with ventilating opening at the edge of the mixing cover of said blending tank.
9. according to each the described fertigation machine in the claim 1 to 4, it is characterized in that,
In said signal piping, be provided with the drainage point.
10. according to each the described fertigation machine in the claim 1 to 4, it is characterized in that,
Downstream at said clear water supply line are provided with shower nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201436857U CN202112028U (en) | 2011-05-09 | 2011-05-09 | Fertigation machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201436857U CN202112028U (en) | 2011-05-09 | 2011-05-09 | Fertigation machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202112028U true CN202112028U (en) | 2012-01-18 |
Family
ID=45453138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201436857U Expired - Fee Related CN202112028U (en) | 2011-05-09 | 2011-05-09 | Fertigation machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202112028U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102626024A (en) * | 2012-04-02 | 2012-08-08 | 何寒 | Method capable of realizing automatic water-fertilizer integrated fertigation in planting banana trees |
| CN103535245A (en) * | 2013-08-23 | 2014-01-29 | 江苏农林职业技术学院 | Multiple-irrigation-area automatic irrigation and fertilizer application device control equipment |
| CN103621355A (en) * | 2013-12-11 | 2014-03-12 | 济南安信农业科技有限公司 | Greenhouse seedling culturing, irrigating and fertilizing integrated system |
| CN103907439A (en) * | 2013-01-04 | 2014-07-09 | 即墨瑞草园茶业研究院 | Water and fertilizer integration technology mode suitable for north tea gardens |
| CN103918528A (en) * | 2014-04-04 | 2014-07-16 | 中工武大设计研究有限公司 | Method and device for intelligently controlling precision irrigation and fertilization |
| CN104412765A (en) * | 2013-08-26 | 2015-03-18 | 李文虎 | Automatic watering and fertilizing integration machine for home gardening plantation |
| CN105188343A (en) * | 2013-01-14 | 2015-12-23 | 亚拉国际有限公司 | Continuous dry particulate matter injection device for fertigation applications |
-
2011
- 2011-05-09 CN CN2011201436857U patent/CN202112028U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102626024A (en) * | 2012-04-02 | 2012-08-08 | 何寒 | Method capable of realizing automatic water-fertilizer integrated fertigation in planting banana trees |
| CN103907439A (en) * | 2013-01-04 | 2014-07-09 | 即墨瑞草园茶业研究院 | Water and fertilizer integration technology mode suitable for north tea gardens |
| CN105188343A (en) * | 2013-01-14 | 2015-12-23 | 亚拉国际有限公司 | Continuous dry particulate matter injection device for fertigation applications |
| US9961827B2 (en) | 2013-01-14 | 2018-05-08 | Yara International Asa | Continuous dry particulate matter injection device for fertigation applications |
| CN103535245A (en) * | 2013-08-23 | 2014-01-29 | 江苏农林职业技术学院 | Multiple-irrigation-area automatic irrigation and fertilizer application device control equipment |
| CN104412765A (en) * | 2013-08-26 | 2015-03-18 | 李文虎 | Automatic watering and fertilizing integration machine for home gardening plantation |
| CN103621355A (en) * | 2013-12-11 | 2014-03-12 | 济南安信农业科技有限公司 | Greenhouse seedling culturing, irrigating and fertilizing integrated system |
| CN103918528A (en) * | 2014-04-04 | 2014-07-16 | 中工武大设计研究有限公司 | Method and device for intelligently controlling precision irrigation and fertilization |
| CN103918528B (en) * | 2014-04-04 | 2016-02-24 | 中工武大设计研究有限公司 | A kind of precision fertigation intelligent control method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202112028U (en) | Fertigation machine | |
| CN203251619U (en) | Water-and-fertilizer integrated irrigation system | |
| CN208116321U (en) | Water quality online analyzer water sample pipeline cleaning system | |
| CN204968823U (en) | Automatic irrigation equipment in farmland | |
| CN203534007U (en) | Ground source heat pump buried pipe control system having detection function | |
| CN103374898A (en) | Dynamic water circulation river reactor and water quality purifying method for polluted river | |
| CN206909126U (en) | A kind of liquid manure intelligent accurate irrigation system | |
| CN206294520U (en) | A kind of fertile machine of expandable type multi-path note | |
| CN205454582U (en) | Novel fertigation machine | |
| CN209390677U (en) | Intelligent precisely liquid manure system | |
| CN209400519U (en) | A kind of online water quality monitoring system in industrial park | |
| CN203827728U (en) | Water and fertilizer integration irrigation system | |
| CN214430141U (en) | Be applied to detachable liquid manure integration automatic control device of rice irrigation mouth | |
| CN210726001U (en) | Large-field proportional fertilizing and irrigating device | |
| CN207633478U (en) | A kind of sewage closure works system | |
| CN209356255U (en) | Water quality on-line continuous analysis detection sampling device | |
| CN207866794U (en) | A kind of Desulfurization tower slurry pH value measuring device | |
| CN207604199U (en) | A kind of multiple flow passages automatic quantitative fertilizing machine | |
| CN207885344U (en) | Soil irrigation rig and system | |
| CN205648414U (en) | Agricultural bypass formula flow adjustable multichannel fertilizer distributor | |
| CN207135513U (en) | A kind of proportion expression intelligence fertilization system | |
| CN209914671U (en) | Low-cost accurate fertilizer injection unit of soilless culture liquid manure integration | |
| CN105277382A (en) | Water and fertilizer integrated fertilizing equipment multifunctional test stand | |
| CN204888237U (en) | Water conservation irrigation system | |
| CN205865070U (en) | Novel integrative machine of irrigating of agricultural liquid manure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING ORITECH CO., LTD. Free format text: FORMER OWNER: ZU GUOCHENG Effective date: 20130711 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100101 CHAOYANG, BEIJING TO: 100025 CHAOYANG, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130711 Address after: 100025 Beijing city Chaoyang District East Fourth Ring Road A Huaye International Center No. 39 block 318 Patentee after: Beijing Oritech United Technologies Co., Ltd. Address before: 100101, Beijing, Chaoyang District Ann Hui North Park 13-5-202 Patentee before: Zu Guocheng |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120118 Termination date: 20160509 |