CN101816989B - Automatic pesticide mixing device - Google Patents
Automatic pesticide mixing device Download PDFInfo
- Publication number
- CN101816989B CN101816989B CN2010101323933A CN201010132393A CN101816989B CN 101816989 B CN101816989 B CN 101816989B CN 2010101323933 A CN2010101323933 A CN 2010101323933A CN 201010132393 A CN201010132393 A CN 201010132393A CN 101816989 B CN101816989 B CN 101816989B
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- Prior art keywords
- mixing device
- jet
- mixing
- pesticide
- medicament
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- 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
- 238000002156 mixing Methods 0.000 title claims abstract description 78
- 239000000575 pesticide Substances 0.000 title abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 36
- 238000009792 diffusion process Methods 0.000 claims abstract 2
- 238000005507 spraying Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 229910001369 Brass Inorganic materials 0.000 claims description 2
- 239000010951 brass Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 abstract description 6
- 239000011550 stock solution Substances 0.000 abstract 4
- 239000003905 agrochemical Substances 0.000 description 26
- 239000003814 drug Substances 0.000 description 7
- 239000007921 spray Substances 0.000 description 6
- 239000012530 fluid Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010348 incorporation Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The invention relates to an automatic pesticide mixing device, in particular to a novel pesticide mixing device, which can separately store pesticide stock solution and water and rapidly and automatically uniformly mix the pesticide stock solution and the water and is applied to different pesticide-mixing working conditions. The automatic pesticide mixing device mainly comprises a jet flow part and a spiral part, wherein the jet flow part mainly comprises an adjusting gasket 1, a jet flow nozzle 2, a suction chamber 3, a suction inlet joint 4, a jet flow pesticide-mixing device main body 5, a mixing tube 6 and a diffusion tube 7; and the spiral part mainly comprises a spiral unit 8 and a spiral shell 9. In order to adapt to different working conditions, the jet flow nozzle 2, the suction inlet joint 4 and the spiral unit 8 are designed into a detachable and replaceable form. The automatic pesticide mixing device separately stores the pesticide stock solution and the water, rapidly and automatically uniformly mixes the pesticide stock solution and the water, and is suitable for various pesticide-mixing working conditions.
Description
Technical field
The present invention relates to a kind of automatic medicine-mixing device, particularly a kind of agricultural chemicals and water is storage and fast automatic even mixing separately, and is applicable to the novel medicament-mixing device of different blended pharmaceutical worker condition, belongs to the equipment for plant protection technical field.
Background technology
The medicament-mixing device performance of equipment for plant protection is directly connected to agriculture environmental protection and prevention effect, obtains correlative study personnel's attention always.Equipment for plant protection mixes the prescription formula and mainly adopts pre-blend approach both at home and abroad at present, and promptly agricultural chemicals and water spray after stirring in the blending bin again.This pre-blend approach can not realize that mixing medicine as required has the waste agricultural chemicals, the not high drawback of contaminated environment and mixing quality.
In the prior art, the applicant does not find to take all factors into consideration and mixes property of medicine rapid and uniform, and the medicament-mixing device that adapts to multiple mixed pharmaceutical worker's condition.When being retrieved, the existing patent of close technology finds; Date of application is 1994.4.12; Application number is that 99228118.0 Chinese patent " medicament-mixing device " discloses a kind of medicament-mixing device, and this device has adopted malleation and negative pressure principle to carry out the mixing of agricultural chemicals and water.This device mainly is made up of be filled with water bottle, medicinal fluid bag and medicine mixer; Wherein medicine mixer is provided with water injection hole and imbibing hole; Be contained in the agricultural chemicals negative pressure that necking section produces on medicine mixer in the medicinal fluid bag during work, and the two aspect effects of water injection hole current malleation make agricultural chemicals carry out the mixing of agricultural chemicals and water from medicinal fluid bag entering medicament-mixing device; Date of application is 2005.8.4; Application number is the method that 200510041334.4 Chinese patent " method of a kind of spraying machine medicine and separated form water " discloses agricultural chemicals and separated form water in the spraying machine; Agricultural chemicals and water leave in respectively in the container that has scale in the method, and what mainly consider is the accurate measurement of agricultural chemicals and water; Date of application is 2008.5.6; Application number is that 200810027898 Chinese patent " automatic agricultural chemicals mixer with variable atomization device " discloses a kind of medicament-mixing device; This device is main, and what consider is that spraying concentration is variable in real time, and one or more medicines such as spray individually or simultaneously at problem.Take all factors into consideration the medicament-mixing device in the above-mentioned existing patent,, do not take all factors into consideration the rapid and uniform mixing of agricultural chemicals and water as yet, and adapt to problem such as multiple mixed pharmaceutical worker's condition though all considered the separately storage of agricultural chemicals and water and the problem of on-line mixing.
Summary of the invention
The objective of the invention is to the deficiency of prior art and design a kind of agricultural chemicals stoste and separately storage of water, and sharp negative pressure reaches agricultural chemicals with the turbulent flow mixing principle and mix with the automatic rapid and uniform of water, and the adaptation new type auto medicament-mixing devices of mixed pharmaceutical worker's conditions how.The present invention is simple in structure, and is convenient and practical, is applicable to the big-and-middle-sized boom sprayer of backpack manual spray hose or vehicular.
For achieving the above object, the technical scheme that the present invention takes is: whole automatic medicine-mixing device is made up of jet part and two parts of spiral part.For the ease of dismounting, jet part and spiral part adopt thread connecting mode.
The jet part is made up of columned jet medicament-mixing device main body; One end is a high-pressure water inlet; Water under high pressure produces high-velocity flow through the jet mouth after getting into jet medicament-mixing device main body, penetrates and flow at the jet mouth to be provided with adjusting pad adjustment jet mouth between the medicament-mixing device main body cover to distance between the mixing tube, and high-velocity flow gets into the suction chamber that produces vacuum from the jet mouth; Side at suction chamber connects input connection, input connection connects pesticide box; Agricultural chemicals and water get into mixing tube tentatively to be mixed, and gets into anemostat then, to preliminary mixed liquor supercharging.
Spiral part is used for evenly mixing preliminary mixed liquor; Comprise spiral case and spiral unit; The spiral unit is made up of 3～5 helical blades; Helical blade for by length-width ratio be 1 or 1.25 and thickness be that 1～3 millimeter rectangular slab reverses 180 ° and forms, the annexation between helical blade one end and another helical blade one end is for becoming 90 ° to intersect welding.
Above-mentioned jet mouth material is brass or common straightcarbon steel, and its convergency α is 14 °～16 °.For the ease of adapting to different mixed pharmaceutical worker's conditions, jet outspoken footpath design is multiple, but convergency is constant.
Above-mentioned adjusting pad is made up of 1～3 annular gasket, and each annular gasket adopts common straightcarbon steel to process, and thickness is 0.8～1.2 millimeter.
The length of above-mentioned mixing tube is 4～6 times of its internal diameter.
Its axial line overlapped with the axial line of cylindric jet medicament-mixing device main body when above-mentioned jet mouth was installed.
Above-mentioned input connection includes suction line, and input connection is threaded with the employing of medicament-mixing device housing.For the ease of adapting to different mixed pharmaceutical worker's conditions, can change the different input connection of internal diameter.
The angle of flare of above-mentioned anemostat is that β is 8 °～10 °, and its length is consistent with mixing tube length.
At the high-pressure water inlet place, be designed with one section internal thread that is connected with the spraying machine pipeline.
The present invention compared with prior art has following advantage: (1) agricultural chemicals is because into suction chamber is aspirated in the vacuum effect, need power be provided to medicine-chest, thereby save power resources; (2) (be meant mainly spray amount how much to different mixed pharmaceutical worker's conditions; The not equal operating mode of agricultural chemicals physical property) can be under the situation that the automatic medicine-mixing device housing is not changed; Change jet mouth, input connection and helical blade and adjustment and regulate pad change jet mouth, thereby satisfy the needs of different mixed pharmaceutical worker's conditions to the distance between the mixing tube; (3) this medicament-mixing device physical dimension is little, and agricultural chemicals and water carries out turbulent flow and mix in device, thereby has saved incorporation time; (4) after preliminary the mixing, the entering spiral part can be more even after continuing to mix in mixing tube for agricultural chemicals and water.
The invention solves the problem that has also reduced the time of mixing when agricultural chemicals and water mix reaching; And then solved the difficult problem of variable rate spray time-delay; Also satisfy simultaneously the needs of different blended pharmaceutical worker's condition, be applicable to the big-and-middle-sized boom sprayer of backpack manual spray hose or vehicular.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the whole system sketch map of embodiment of the present invention.
Fig. 3 is a spiral cell mesh sketch map.
Among the figure; 1-regulates pad, 2-jet mouth, 3-suction chamber, 4-input connection, 5-jet medicament-mixing device main body, 6-mixing tube, 7-anemostat, 8-spiral unit, 9-spiral case, 10-water tank, 11-valve, 12-Pressure gauge, 13-flowmeter, 14-jet medicament-mixing device, 15-shower nozzle, 16-medicine-chest, 17-centrifugal pump.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is done further explanation.
Structural representation of the present invention is as shown in Figure 1, mainly is made up of jet and spiral two parts.Wherein jet partly comprises adjusting pad 1, jet mouth 2, suction chamber 3, input connection 4, jet medicament-mixing device main body 5, mixing tube 6, anemostat 7, spiral unit 8 and spiral case 9.
In conjunction with Fig. 2, during actual embodiment of the present invention, the spraying machine pipeline is provided with the valve 11 of being convenient to regulate and detect flow, Pressure gauge 12 and flowmeter 13.Medicament-mixing device water under high pressure import a is connected with the atomizer passgae of spraying machine through the mode that is threaded, and passes through gasket seal.During work; Formation vacuum that the High-Pressure Water that comes through centrifugal pump runs into jet mouth 2 when dwindling part suddenly suction chamber 3 in; This vacuum drives agricultural chemicals and gets into mixing tube 6 from medicine-chest 16 through suction inlet b; Agricultural chemicals and water is preliminary the mixing in mixing tube 6, and preliminary mixed mixed liquor gets into spiral unit 8 after anemostat 7 superchargings continues to mix, and mixed even mixed liquor is sprayed onto on the crop through shower nozzle 15.Find that through numerical simulation experiment the device fluid velocity inside has reached 20～30m/s, so mixing velocity is fast, has reduced incorporation time, thereby reduced spraying time delay; And medicament-mixing device outlet c place mixed liquor mixes also quite even.
In the time of embodiment of the present invention, if in the face of different mixed pharmaceutical worker's conditions, operating mode such as for example agricultural chemicals viscosity is big can be replaced by the little jet mouth of diameter, and the little input connection of suction line and increase the sheet number of spiral unit.
Operation principle of the present invention is following: High-Pressure Water runs into the jet mouth when dwindling part suddenly, and speed increases;
can know by Bernoulli equation; This moment, the pressure of current reduced; Thereby in suction chamber, form vacuum; This vacuum suction agricultural chemicals gets into mixing tube from medicine-chest through suction inlet; Agricultural chemicals and water preliminary turbulent flow in mixing tube is mixed, and preliminary mixed mixed liquor gets into spiral part and continues the turbulent flow mixing after the anemostat supercharging, and mixed even mixed liquor is sprayed onto on the crop through shower nozzle.In addition, jet mouth among the present invention, input connection, helical blades etc. all can be changed or regulated under the situation of not changing the medicament-mixing device housing, thereby can adapt to different mixed pharmaceutical worker's conditions.
Claims (8)
1. an automatic medicine-mixing device is characterized in that, is made up of jet part and two parts of spiral part, and jet part and spiral part adopt and be threaded;
Said jet part is made up of columned jet medicament-mixing device main body (5), jet mouth (2), adjusting pad (1) and input connection (4); Said jet medicament-mixing device main body (5) one ends are high-pressure water inlet; The end of said high-pressure water inlet is provided with jet mouth (2); Between said jet mouth (2) and jet medicament-mixing device main body (5) shell, be provided with and regulate pad (1); Form suction chamber (3) between said jet mouth (2) and jet medicament-mixing device main body (5) shell, the side connection input connection (4) at said suction chamber (3) is followed successively by mixing tube (6) and anemostat (7) afterwards along water (flow) direction suction chamber (3).
Said spiral part comprises spiral unit (8) and spiral case (9); Spiral unit (8) is made up of 3～5 helical blades; Helical blade for by length-width ratio be 1 or 1.25 and thickness be that 1～3 millimeter rectangular slab reverses 180 ° and forms, the annexation between helical blade one end and another helical blade one end is for becoming 90 ° to intersect welding.
2. a kind of automatic medicine-mixing device according to claim 1 is characterized in that, said high-pressure water inlet place is designed with one section internal thread that is connected with the spraying machine pipeline.
3. a kind of automatic medicine-mixing device according to claim 1 is characterized in that, said adjusting pad (1) is made up of 1～3 annular gasket, and each annular gasket adopts common straightcarbon steel to process, and thickness is 0.8～1.2 millimeter.
4. a kind of automatic medicine-mixing device according to claim 1 is characterized in that, the material of said jet mouth (2) is brass or common straightcarbon steel, and the convergency α of said jet mouth is 14 °～16 °.
5. a kind of automatic medicine-mixing device according to claim 1 is characterized in that, the axial line of said jet mouth (2) overlaps with the axial line of jet medicament-mixing device main body.
6. a kind of automatic medicine-mixing device according to claim 1 is characterized in that, said input connection (4) is adopted with jet medicament-mixing device main body (5) shell and is threaded; Said input connection (4) is provided with suction line.
7. a kind of automatic medicine-mixing device according to claim 1 is characterized in that, the length of said mixing tube (6) is 4～6 times of its internal diameter.
8. a kind of automatic medicine-mixing device according to claim 1 is characterized in that, the angle of flare β of said anemostat (7) is 8 °～10 °, and said diffusion tube lengths is consistent with said mixing tube length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101323933A CN101816989B (en) | 2010-03-24 | 2010-03-24 | Automatic pesticide mixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101323933A CN101816989B (en) | 2010-03-24 | 2010-03-24 | Automatic pesticide mixing device |
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| Publication Number | Publication Date |
|---|---|
| CN101816989A CN101816989A (en) | 2010-09-01 |
| CN101816989B true CN101816989B (en) | 2012-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101323933A Expired - Fee Related CN101816989B (en) | 2010-03-24 | 2010-03-24 | Automatic pesticide mixing device |
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| CN (1) | CN101816989B (en) |
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| CN103404500A (en) * | 2013-05-23 | 2013-11-27 | 江苏大学 | Variable amount spraying device capable of automatically mixing pesticide |
| CN104415863A (en) * | 2013-08-31 | 2015-03-18 | 胜赛思精密压铸（扬州）有限公司 | Laval spray pipe for preparing die casting die releasing agent |
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| CN104161031B (en) * | 2014-08-25 | 2016-06-08 | 江苏大学 | A kind of jet medicine mixer method for designing with high mixed medicine ratio |
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| CN105080749B (en) * | 2015-08-14 | 2017-10-17 | 华南农业大学 | A kind of mixed medicine shower nozzle by motor control spraying concentration |
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| CN109772613A (en) * | 2019-01-30 | 2019-05-21 | 江苏安全技术职业学院 | A kind of foam slurry injection device |
| KR102033307B1 (en) * | 2019-07-03 | 2019-10-17 | 김원용 | Damage prevention structure for pesticide spray nozzle |
| CN110701331B (en) * | 2019-10-16 | 2023-04-11 | 徐州蓝湖信息科技有限公司 | Push type spiral high-pressure jet regulator |
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