CN104126561A - Vehicle-mounted pneumatic pesticide spray device - Google Patents
Vehicle-mounted pneumatic pesticide spray device Download PDFInfo
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- CN104126561A CN104126561A CN201410336357.7A CN201410336357A CN104126561A CN 104126561 A CN104126561 A CN 104126561A CN 201410336357 A CN201410336357 A CN 201410336357A CN 104126561 A CN104126561 A CN 104126561A
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- fluid reservoir
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Abstract
The invention discloses a vehicle-mounted pneumatic pesticide spray device. The device is fixed on an agricultural vehicle with a pneumatic device, and is connected with the pneumatic device, such that pesticide liquid spraying can be realized. The device is characterized in comprising a liquid storage tank used for storing pesticide liquid, a gas delivery part, at least one spraying part, and a pneumatic control part. The liquid storage tank comprises a liquid adding port positioned on the top of the liquid storage tank and used for adding pesticide liquid. The gas delivery part comprises a gas delivery pipe, a check valve, and a solenoid valve. The spraying part comprises a liquid delivery pipe, a liquid discharge switch, and a spray head. The pneumatic control part comprises an air pressure acquisition unit, a varistor unit, an analogue-to-digital conversion unit, a display unit, and a control unit. The air pressure acquisition unit performs real-time acquisition of air pressure in the liquid storage tank. The varistor unit converts the air pressure into analogue air pressure signals. The analogue-to-digital conversion unit converts the analogue pressure signals into digital pressure signals. The display unit performs real-time display of the air pressure. The control unit helps controlling the switch of the solenoid valve according to the digital pressure signals and a predetermined air pressure threshold value.
Description
Technical field
The present invention relates to a kind of pesticide-spraying device, particularly a kind ofly utilize pneumatic means on agricultural vehicle to pressurize to realize the pneumatic pesticide-spraying device of vehicular of spray liquid.
Background technology
At present, China's agricultural relies on artificial spray agricultural chemicals very much to be come for farmland weeding desinsection, and the use of pesticide sprayer is commonplace, and the kind of sprayer is more concentrated, mainly contains three kinds of manual sprayer, power driven sprayer and power sprayes.Manual sprayer is made up of parts such as liquid storing barrel, manual pressure device, catheter and shower nozzles, when use, liquid storing barrel is backed on the body, be liquid storing barrel pressurization by manual pressure device action bars, liquid under certain pressure by catheter through shower nozzle atomization, be sprayed at crop surface.Manual sprayer in use needs constantly pressurization and pressure transient of manpower, and easily leakage, affects atomizing effect.Power driven sprayer is made up of parts such as gasoline engine, blower fan, liquid reserve tank, jet pipe, nozzles, when work, gasoline engine crank drives draught fan impeller High Rotation Speed, the high pressure draught major part that blower fan produces flows to jet pipe, small part to space more than liquid reserve tank liquid level, applies certain pressure to liquid level through air-valve.The air-flow of being sent here by fan outlet is because cross section dwindles suddenly during by jet pipe, and flow velocity is uprushed, and produces negative pressure at nozzle place.Under the acting in conjunction of the negative pressure at the malleation at liquid storage on liquid level and jet pipe place, liquid sprays from nozzle, is cut into fine mist by Vertical Square high velocity air always, is sprayed at crop surface.Power driven sprayer in use needs to consume extra gasoline engine power, and body is heavier, mobile inconvenience, and cost is high.Power spraye is made up of accumulator, micromachine, centrifugal pump, conduit, shower nozzle etc., when work, is pressurizeed by minitype motor driving centrifugal pump, make liquid by conduit, spray boom, shower nozzle atomization, be sprayed at crop surface.Power spraye in use needs to consume the electric energy of accumulator.
Summary of the invention
The present invention carries out in order to address the above problem, and object is to provide a kind of and can be fixed on agricultural vehicle, utilizes the pneumatic means Self-pressurizing agri of agricultural vehicle to carry out the pneumatic pesticide-spraying device of vehicular of pesticide spraying.
The pneumatic pesticide-spraying device of vehicular provided by the invention, be connected and realize spray liquid thereby be fixed on the agricultural vehicle that includes pneumatic means and with pneumatic means, it is characterized in that, comprise: fluid reservoir, be used for storing liquid, comprise: be positioned at fluid reservoir top for adding the filling opening of liquid; Gas transmission portion, comprises: the appendix that two ends are connected with pneumatic means and fluid reservoir respectively, is arranged on appendix and enters the check valve in pneumatic means and be arranged on the magnetic valve that blocks appendix on appendix for connected sum for preventing that liquid from flowing backwards; At least one spray section, is arranged on the bottom of fluid reservoir, comprises: the woven hose being connected with fluid reservoir, is arranged on the fluid switch on woven hose and is arranged on the shower nozzle of woven hose away from fluid reservoir one end; And air pressure control part, comprise: the air pressure acquisition unit being connected with fluid reservoir and the piezo-resistance unit, AD conversion unit, display unit and the control module that are connected successively with air pressure acquisition unit, wherein, air pressure in air pressure acquisition unit Real-time Collection fluid reservoir, air pressure is converted to simulation air pressure signal by piezo-resistance unit, simulated pressure signal is converted to digital pressure signal by AD conversion unit, display unit shows in real time to air pressure, control module, based on digital pressure signal and preset air pressure threshold value control electromagnetic valve switch.
The pneumatic pesticide-spraying device of vehicular provided by the invention, also there is such feature: wherein, fluid reservoir also comprises: be arranged on the safety valve of fluid reservoir top for pressure release, in the time that the air pressure in fluid reservoir is greater than preset air pressure threshold value, thereby safety valve is backed down and carries out pressure release.
The pneumatic pesticide-spraying device of vehicular provided by the invention, also there is such feature: wherein, fluid reservoir also comprises: two ends are connected with fluid reservoir respectively, and wherein one end is positioned at the bottom of fluid reservoir, for showing the liquid level tube of liquid level position of fluid reservoir inner liquid medicine.
The pneumatic pesticide-spraying device of vehicular provided by the invention, also has such feature: wherein, fluid reservoir also comprises: be arranged on the leakage fluid dram of the bottom of fluid reservoir, by this leakage fluid dram, the residue liquid in fluid reservoir be discharged from.
The pneumatic pesticide-spraying device of vehicular provided by the invention, also has such feature: wherein, preset air pressure threshold value is 0.3Mpa-0.8Mpa.
The pneumatic pesticide-spraying device of vehicular provided by the invention, also has such feature: wherein, control module adopts single-chip microcomputer.
Invention effect
According to the pneumatic pesticide-spraying device of vehicular involved in the present invention, be fixed on agricultural vehicle, utilize the pneumatic means that agricultural vehicle carries to pressurize to fluid reservoir, in the time that the air pressure in fluid reservoir arrives sprinkling value, open fluid switch and get final product spray liquid, in the time that air pressure is greater than preset air pressure threshold value, control module control closed electromagnetic valve, stops to fluid reservoir pressurization, in the time that air pressure is less than preset air pressure threshold value, control module control magnetic valve is opened, and fluid reservoir is pressurizeed.Therefore, the pneumatic pesticide-spraying device of vehicular of the present invention has been realized Self-pressurizing agri and automatic spraying, and cost low, be convenient for carrying and move.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention's pneumatic pesticide-spraying device of vehicular in an embodiment.
Embodiment
Referring to accompanying drawing reality and execute example the pneumatic pesticide-spraying device of vehicular involved in the present invention is explained in detail.
Embodiment
Fig. 1 is the structural representation of the present invention's pneumatic pesticide-spraying device of vehicular in an embodiment.
As shown in Figure 1, the pneumatic pesticide-spraying device 100 of vehicular in this example is fixed on the agricultural vehicle not showing in the drawings, utilizes the pneumatic means 50 on agricultural vehicle to realize spray liquid 15, and agricultural vehicle is in the present embodiment tractor.
The pneumatic pesticide-spraying device 100 of vehicular has fluid reservoir 10, gas transmission portion 20, the gentle pressure-controlled of spray section 30 portion 40.
Fluid reservoir 10, for storing liquid 15, comprises: filling opening 11, safety valve 12, liquid level tube 13 and leakage fluid dram 14.
Filling opening 11 is funnel-form, is arranged on the top of fluid reservoir 10, and liquid 15 is introduced in fluid reservoir 10 from liquid mouth 11.Safety valve 12 is arranged on the top of fluid reservoir 10, and in the time that the air pressure in fluid reservoir 10 is greater than 0.8Mpa, thereby safety valve 12 is backed down 10 carrying out pressure release in fluid reservoir.Liquid level tube 13 adopts glass tube, one end is connected with the bottom of fluid reservoir 10, the other end is connected with the top of fluid reservoir 10, because the air pressure in liquid level tube 13 equates with the air pressure in fluid reservoir 10, therefore can learn by the liquid level position of liquid level tube 13 herb liquids 15 liquid level position of fluid reservoir 10 inner liquid medicines 15.Leakage fluid dram 14 is arranged on the bottom of fluid reservoir 10, after sprinkling completes, by this leakage fluid dram, the residue liquid 15 in fluid reservoir 10 is discharged from.
Gas transmission portion 20 is communicated with between air pump 51 and fluid reservoir 10, comprises: appendix 21, magnetic valve 22 and check valve 23.
The two ends of appendix 21 are connected with air pump 51 and fluid reservoir 10 respectively, and compressed air delivery is entered in fluid reservoir 10.Being arranged on magnetic valve 22 on appendix 21 by opening and closing realizes connected sum and blocks appendix 21.Check valve 23 is arranged on appendix 21, enters in air pump 51 for preventing that liquid 15 from flowing backwards.
Spray section 30 is arranged on the bottom of fluid reservoir 10, for the liquid in fluid reservoir 10 15 is sprayed to crops, comprises: woven hose 31, shower nozzle 32 and fluid switch 33.
One end of woven hose 31 is connected with fluid reservoir 10, and for delivery of the liquid 15 in fluid reservoir 10, fluid reservoir 10 inner bottom parts are stretched in the one end being connected with fluid reservoir 10, have effectively avoided undissolved agricultural chemicals occlusion catheter.Shower nozzle 32 is arranged on the other end of woven hose 31 away from fluid reservoir 10, and shower nozzle 32 will be sprayed at crop surface after liquid 15 atomizations.Fluid switch 33 is arranged on woven hose 31, and opening fluid switch 33 liquids 15 can be sprayed out from shower nozzle 33, closes 33 shower nozzles 33 of fluid switch and stops spray liquid 15.
Air pressure control part 40 comprises: the air pressure acquisition unit, display unit 41, piezo-resistance unit 42, AD conversion unit 43 and the control module 44 that in figure, do not show.
Air pressure acquisition unit is connected with woven hose 10, the air pressure in Real-time Collection fluid reservoir 10.Piezo-resistance unit 42 is connected with air pressure acquisition unit, and the air pressure collecting is converted to simulation air pressure signal.AD conversion unit 43 is connected with piezo-resistance unit 42, and simulation air pressure signal is converted to digital air pressure signal.Display part 41 adopts air gauge to be arranged on the top of woven hose 10, be connected with fluid reservoir 10 and be connected with air pressure acquisition unit, show in real time the numerical value of the air pressure in fluid reservoir 10, can learn in real time the air pressure numerical value in fluid reservoir 10 by the pointer on display part 41, in the time that display part 41 shows that air pressure in fluid reservoir 10 is greater than 0.4Mpa, open fluid switch 33, liquid 15 is transported to shower nozzle 32 through woven hose 31, and shower nozzle 32 will be sprayed at crop surface after liquid 15 atomizations.Control module 44 adopts single-chip microcomputer, is connected respectively, based on digital pressure signal and preset air pressure threshold value control electromagnetic valve switch with AD conversion unit 43 with magnetic valve 22.Preset air pressure threshold value in the present embodiment is 0.3Mpa-0.8Mpa.In the time that the air pressure in fluid reservoir 10 is greater than 0.8Mpa, control module 44 is controlled magnetic valve 22 and is closed, and stops fluid reservoir 10 to pressurize in case the excessive fluid reservoir 10 that causes of air pressure in fluid reservoir 10 explodes; In the time that the air pressure in fluid reservoir 10 is less than 0.3Mpa, control module 44 is controlled magnetic valve 22 and is opened, thereby pressurizes to fluid reservoir 10, makes the pressure rises in fluid reservoir 10, thereby has enough air pressure can make liquid 15 from shower nozzle 32, to be sprayed out.In the present embodiment, air pressure acquisition unit is arranged on the inside of display part 41 shells.
Pneumatic means 50 comprises: air pump 51, air compressor 52, diesel engine flywheel 53 and tube connector 54.Diesel engine flywheel 53 is connected with air compressor 52 by crawler belt, when diesel engine flywheel 53 rotates, start by crawler belt band engine-driven air compressor 52, air compressor 52 is connected with air pump 51 by tube connector 54, air in air pump 51 is compressed, and the air after compression pressurizes to fluid reservoir 10 by appendix 21.
The effect of embodiment and effect
According to the pneumatic pesticide-spraying device of the related vehicular of the present embodiment, be fixed on agricultural vehicle, utilize the pneumatic means that agricultural vehicle carries to pressurize to fluid reservoir, in the time that the air pressure in fluid reservoir arrives sprinkling value, open fluid switch and get final product spray liquid, in the time that air pressure is greater than preset air pressure threshold value, control module control closed electromagnetic valve, stops to fluid reservoir pressurization, in the time that air pressure is less than preset air pressure threshold value, control module control magnetic valve is opened, and fluid reservoir is pressurizeed.Therefore, the pneumatic pesticide-spraying device of the present embodiment vehicular has been realized Self-pressurizing agri and automatic spraying, and cost low, be convenient for carrying and move.
The pneumatic pesticide-spraying device of the related vehicular of the present embodiment owing to having safety valve, therefore can carry out pressure release in the time that fluid reservoir internal gas pressure is greater than 0.8Mpa.
The pneumatic pesticide-spraying device of the related vehicular of the present embodiment, owing to having liquid level tube, therefore can learn by the liquid level position of the liquid that shows in liquid level tube the liquid level position of the liquid in fluid reservoir, adds timely liquid or stops liquid feeding.
The pneumatic pesticide-spraying device of the related vehicular of the present embodiment due to leakage fluid dram, therefore can be discharged remaining liquid in fluid reservoir by leakage fluid dram after sprinkling completes.
Above-mentioned embodiment is preferred case of the present invention, is not used for limiting the scope of the invention.
Claims (6)
1. the pneumatic pesticide-spraying device of vehicular, is connected and realizes spray liquid thereby be fixed on the agricultural vehicle that includes pneumatic means and with described pneumatic means, it is characterized in that, comprising:
Fluid reservoir, for storing described liquid, comprises: be positioned at described fluid reservoir top for adding the filling opening of described liquid;
Gas transmission portion, comprise: the appendix that two ends are connected with described pneumatic means and described fluid reservoir respectively, is arranged on described appendix and enters the check valve in described pneumatic means and be arranged on the magnetic valve that blocks described appendix on described appendix for connected sum for preventing that described liquid from flowing backwards;
At least one spray section, is arranged on the bottom of described fluid reservoir, comprises: with the woven hose that described fluid reservoir is connected, be arranged on the fluid switch on described woven hose and be arranged on the shower nozzle of described woven hose away from described fluid reservoir one end; And
Air pressure control part, comprises: the air pressure acquisition unit being connected with described fluid reservoir and the piezo-resistance unit, AD conversion unit, display unit and the control module that are connected successively with described air pressure acquisition unit,
Wherein, the air pressure described in described air pressure acquisition unit Real-time Collection in fluid reservoir,
Described air pressure is converted to simulation air pressure signal by described piezo-resistance unit,
Described simulated pressure signal is converted to digital pressure signal by described AD conversion unit,
Described display unit shows in real time to described air pressure,
Described control module, based on described digital pressure signal and preset air pressure threshold value control electromagnetic valve switch.
2. the pneumatic pesticide-spraying device of vehicular according to claim 1, is characterized in that:
Wherein, described fluid reservoir also comprises: be arranged on the safety valve of described fluid reservoir top for pressure release, in the time that the air pressure in described fluid reservoir is greater than described preset air pressure threshold value, thereby described safety valve is backed down and carries out pressure release.
3. the pneumatic pesticide-spraying device of vehicular according to claim 1, is characterized in that:
Wherein, described fluid reservoir also comprises: two ends are connected with described fluid reservoir respectively, and wherein one end is positioned at the bottom of described fluid reservoir, for showing the liquid level tube of the liquid level position of described liquid in described fluid reservoir.
4. the pneumatic pesticide-spraying device of vehicular according to claim 1, is characterized in that:
Wherein, described fluid reservoir also comprises: be arranged on the leakage fluid dram of the bottom of described fluid reservoir, by this leakage fluid dram, the residue liquid in described fluid reservoir be discharged from.
5. the pneumatic pesticide-spraying device of vehicular according to claim 1, is characterized in that:
Wherein, described preset air pressure threshold value is 0.3Mpa-0.8Mpa.
6. the pneumatic pesticide-spraying device of vehicular according to claim 1, is characterized in that:
Wherein, described control module adopts single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410336357.7A CN104126561A (en) | 2014-07-15 | 2014-07-15 | Vehicle-mounted pneumatic pesticide spray device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410336357.7A CN104126561A (en) | 2014-07-15 | 2014-07-15 | Vehicle-mounted pneumatic pesticide spray device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104126561A true CN104126561A (en) | 2014-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410336357.7A Pending CN104126561A (en) | 2014-07-15 | 2014-07-15 | Vehicle-mounted pneumatic pesticide spray device |
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| CN (1) | CN104126561A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107298140A (en) * | 2017-07-25 | 2017-10-27 | 中国农业科学院农产品加工研究所 | Automatical pilot transportation vehicle carries formula and fumigates preservation device |
| CN107318807A (en) * | 2017-06-26 | 2017-11-07 | 广西启顺企业孵化器有限公司 | Vehicle-mounted spraying machine |
| CN108347913A (en) * | 2015-11-04 | 2018-07-31 | 住友化学株式会社 | Driving device and the spraying device for using the driving device |
| CN109213160A (en) * | 2018-08-31 | 2019-01-15 | 西南大学 | A kind of field weeding fertilising operation takes turns biped robot more |
| JPWO2019168080A1 (en) * | 2018-02-28 | 2020-07-16 | 株式会社ナイルワークス | Agricultural drone with improved foolproof |
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| CN102726360A (en) * | 2012-07-10 | 2012-10-17 | 吴永冰 | Agricultural vehicle-mounted spray pressure container device |
| CN202958562U (en) * | 2012-12-06 | 2013-06-05 | 安徽工程大学 | Fully-automatic balanced pressure pesticide spraying barrel |
| CN202979974U (en) * | 2012-07-10 | 2013-06-12 | 高密市益丰机械有限公司 | High-efficiency fine pesticide sprayer |
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Patent Citations (8)
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| US3976087A (en) * | 1975-08-11 | 1976-08-24 | Union Carbide Corporation | Closed mixing system for tending agricultural sprayers |
| KR0166454B1 (en) * | 1996-07-22 | 1998-12-01 | 정석종 | Agricultural spray having device of air compressing |
| CN201142893Y (en) * | 2007-09-11 | 2008-11-05 | 吴欢 | Fixed pesticide sprayer of orchard |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108347913A (en) * | 2015-11-04 | 2018-07-31 | 住友化学株式会社 | Driving device and the spraying device for using the driving device |
| CN108347913B (en) * | 2015-11-04 | 2021-03-12 | 住友化学株式会社 | Driving device and spraying device using same |
| CN107318807A (en) * | 2017-06-26 | 2017-11-07 | 广西启顺企业孵化器有限公司 | Vehicle-mounted spraying machine |
| CN107298140A (en) * | 2017-07-25 | 2017-10-27 | 中国农业科学院农产品加工研究所 | Automatical pilot transportation vehicle carries formula and fumigates preservation device |
| CN107298140B (en) * | 2017-07-25 | 2023-06-16 | 中国农业科学院农产品加工研究所 | Automatic guiding transportation vehicle-mounted fumigating fresh-keeping device |
| JPWO2019168080A1 (en) * | 2018-02-28 | 2020-07-16 | 株式会社ナイルワークス | Agricultural drone with improved foolproof |
| CN109213160A (en) * | 2018-08-31 | 2019-01-15 | 西南大学 | A kind of field weeding fertilising operation takes turns biped robot more |
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Application publication date: 20141105 |