CN103352877A - Jet flow fertilizer pump of spring water draining device - Google Patents
Jet flow fertilizer pump of spring water draining device Download PDFInfo
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- CN103352877A CN103352877A CN2013101195159A CN201310119515A CN103352877A CN 103352877 A CN103352877 A CN 103352877A CN 2013101195159 A CN2013101195159 A CN 2013101195159A CN 201310119515 A CN201310119515 A CN 201310119515A CN 103352877 A CN103352877 A CN 103352877A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
- A01C23/04—Distributing under pressure; Distributing mud; Adaptation of watering systems for fertilising-liquids
- A01C23/042—Adding fertiliser to watering systems
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
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Abstract
The invention discloses a jet flow fertilizer pump of a spring water draining device, which is composed of a jet flow component with a spring outer water draining device, a piston group, and a cylinder body, wherein the piston group is mounted in the cylinder body and a pushing cavity, a reset cavity, and fertilizer liquid cavity are formed; two output openings of the jet floe component are connected with the pushing cavity and the reset cavity respectively. According to the invention, the spring water draining device guarantees the stability of the jet flow and the reliability of the water draining; the wall attaching of the jet flow and the load commutated technology are utilized to push the piston group to move circularly, so as to realize the process of fertilizer jetting and fertilizer absorbing, improve the reliability and durability of a commutated mechanism, simplify the structure of the piston group and the cylinder, and improve the integral sealing property; the jet flow fertilizer pump is driven by hydraulic power in an irrigation pipeline, is convenient to mount and use, and is suitable for meeting fertilization requirements in irrigations of micro-irrigation, spray irrigation, low-pressure pipeline and the like.
Description
Technical field
The invention belongs to agricultural irrigation technology, relate to field irrigation equipment, be specifically related to a kind of jet-flow fertilizing pump of irrigating supporting hydro powered with channelization, having movable splitter.
Background technique
Fertigation is a kind of advanced practice of agronomy that fertilizing and irrigating organically combines, it injects dissolved fertilizer or pesticidal solutions in the pressure piping of irrigation system by fertigation equipment, has the advantages such as water saving, joint fertilizer, saving of labor, province's medicine, high-quality, high-yield, efficient, environmentally friendly.Along with the extensive use of the channelization irrigation techniques such as slight irrigation, sprinkling irrigation, low pressure water conveyance pipeline, fertigation equipment and technology have also obtained developing fast and using.Present piston type fertilizer applicator without additionaling power, press water driven plunger with the irrigation system pipeline, motion suction and injection solution along with piston, to have a volume little, easy to use because of it, be easy to control fertilising concentration, dose and fertilization time, the advantages such as operating cost is low, and become a kind of visual plant of fertigation.But existing piston type fertilizer applicator mostly adopts spring or mechanical type interlock changement to realize the commutation campaign of piston.The piston that adopts spring to commutate when injecting solution, needs Compress Spring and the certain hydraulic pressure of loss, and commutation process depends on rigidity and the initial compression amount of spring, and spring also is easy to damage under to-and-fro motion effect frequently.Mechanical type interlock changement certainly will increase the structural complexity of piston and cylinder body, and mechanical seal, accuracy of manufacturing, reliability and durability are proposed higher requirement.
Application number is that 200910031992.3 Chinese patent " a kind of jet-flow fertilizing pump " discloses a kind of fixedly jet-flow fertilizing pump in splitter, control channel and emptying road that has, fluidic channel and emptying passage do not have physical barrier, position, size, entrance angle to emptying road require extremely strict, the little deviation of design or MANUFACTURER, just make easily jet have emptying road to discharge, cause the waste of the water yield and energy.And the control channel entrance produce to switch when being easy to cause the piston stroke intermediateness on the output road, the phenomenon of piston stroke deficiency occurs.
Summary of the invention
The object of the present invention is to provide a kind of piston and housing structure simple, good seal performance, commutation reliability and durability are strong, utilize the attached wall of jet and the to-and-fro motion of load feedback handoff technique driven plunger, have the jet-flow fertilizing pump of movable splitter.
The technical solution that the present invention takes is: a kind of spring drainage means jet-flow fertilizing pump is made of fluidic element, piston group and cylinder body.
Described spring drainage means jet-flow fertilizing pump, fluidic element is comprised of contraction section, diversion section, nozzle, fluidic spaces, wall I, wall II, delivery outlet I, delivery outlet II, splitter plate, output road II, output road I, flashboard II, emptying road II, flashboard I, fixed plate II, emptying road I, spring II, fixed plate I, spring I.Fluidic element is the contraction section of pre-large post-small shape foremost, and the contraction section back connects diversion section, and the end of diversion section is nozzle, is the fluidic spaces of one section pre-small post-large shape behind the nozzle, and the both sides of fluidic spaces are respectively wall I and wall II.Splitter plate is in the end of fluidic spaces, and the end of fluidic spaces is partitioned into delivery outlet I and delivery outlet II.Output road I is positioned at the back of delivery outlet I, and the end of output road I is the reseting cavity entrance.Output road II is positioned at the back of delivery outlet II, and the end of output road II is to advance the chamber entrance.
Described spring drainage means jet-flow fertilizing pump, the piston group is the structure that the piston rod rear and front end all is provided with piston, and the piston group is installed in the cylinder body, is provided with dividing plate in the cylinder body, and dividing plate is divided into former and later two chambers with cylinder body.The front end piston of piston group is installed in the front chamber of cylinder body, the front chamber of cylinder body is divided into advance chamber and reseting cavity.Advance the chamber entrance to be communicated with and advance the chamber, the reseting cavity entrance is communicated with reseting cavity.The rear end piston of piston group is installed in the rear chamber of cylinder body, and the rear chamber of cylinder body is divided into intake and exhaust chamber and solution chamber, has port on the intake and exhaust chamber sidewall of cylinder body.
Described spring drainage means jet-flow fertilizing pump, the flashboard I is positioned at the reseting cavity ingress, and emptying road I is positioned at the side at flashboard I rear, and the fixed plate I is positioned at the rear of emptying road I opening.The flashboard II is positioned at and advances the ingress, chamber, and emptying road II is positioned at the side at flashboard II rear, and the fixed plate II is positioned at the rear of emptying road II opening.
Described spring drainage means jet-flow fertilizing pump is provided with on the sidewall in solution chamber and inhales fertile mouthful and fertilizer injeciton opening, and fertile mouthful of place of suction arranges inhales fertile one-way valve, and the fertilizer injeciton opening place arranges the fertile one-way valve of notes.
Described spring drainage means jet-flow fertilizing pump is respectively arranged with connecting rod on flashboard I and the flashboard II, is set with spring I and spring II on the connecting rod, and the spring I is positioned at the rear of fixed plate I, and the spring II is positioned at the rear of fixed plate II.When flashboard is subject to hydraulic pressure from jet, can the drivening rod down sliding, and Compress Spring; When the hydraulic pressure on the flashboard disappeared, spring can promote connecting rod, and drove the flashboard upward sliding.The range that limits the flashboard I by limit stoper is the A/F of reseting cavity entrance, and the range of flashboard II is for advancing the A/F of chamber entrance.
Described spring drainage means jet-flow fertilizing pump, for forming two-dimensional jet, reduce as far as possible energy loss, guarantee that fluidic element is with the active area of sidewall, reduce jet with the interaction face between the element upper and lower cover plates, keep the stability of jet, the cross section of the contraction section of fluidic element, diversion section, nozzle, fluidic spaces, wall I, wall II, delivery outlet I, delivery outlet II is rectangle.
Described spring drainage means jet-flow fertilizing pump, fluidic element axially axially have two kinds of assembling schemes with cylinder body and piston group: the first scheme be fluidic element axially and the parallel to an axis of cylinder body and piston group assemble; First scheme is the axial vertical assembling of axial and cylinder body and the piston group of fluidic element.
Described spring drainage means jet-flow fertilizing pump, nozzle width is the spacing of nozzle left side wall and right side wall; Potential difference is the minimum range between the wall of the right side wall of minimum range between the left side wall of nozzle and the wall that advances chamber one side or nozzle and reseting cavity one side, and the ratio of potential difference and nozzle width is 1:0.3～1:2; Split apart from being the extremely length on movable splitter top of nozzle, splitting apart from the ratio with nozzle width is 1:3～1:15; Subtended angle is the angle of the wall of the right side wall of the angle of left side wall and the wall that advances chamber one side of nozzle or nozzle and reseting cavity one side, and subtended angle is 6 °～20 °; Nozzle depth is the clear spacing of nozzle antetheca and rear wall, and the ratio of nozzle depth and nozzle width is 1:1.2～1:5.
Described spring drainage means jet-flow fertilizing pump, the in parallel use on irrigation pipeline.When engineering was used, the entrance of fluidic element was connected with the upstream extremity of irrigation pipeline.The fertile mouth of the suction in solution chamber is connected with the fertile container of storage, and fertilizer injeciton opening is connected with the downstream of irrigation pipeline.Pressure flow in the irrigation conduit enters contraction section by the fluidic element entrance, through the adjustment of contraction section, make current more smooth enter diversion section, through guiding and the steady current of diversion section, form jet by nozzle, enter fluidic spaces.Because the disorder that the small nonsymmetry of fluidic element geometrical construction and jet itself exist, jet entrainment and the fluidic spaces two side walls between interference effect with asymmetric, produce pressure reduction in the jet both sides, promote the deflection of jet, to produce wall attachment effect, be attached on the side wall surface of fluidic spaces, flow along wall, arrive the jet delivery outlet of this side.Suppose that the attached wall of jet elder generation is in the wall I, pressure flow will enter output road I by the delivery outlet I, with effect of water pressure in the flashboard I, drive coupled connecting rod down sliding behind the flashboard I pressurized, and Compress Spring I, when reaching the range of flashboard I, just open the reseting cavity entrance, seal emptying road I, jet enters reseting cavity by the reseting cavity entrance, with pressure-acting on the useful area of reseting cavity piston, the pushing piston group is moved to the propelling cavity direction by the solution chamber, the solution chamber produces negative pressure, and the solution in the fertile container of storage is sucked the solution chamber, realizes inhaling fertile process.Meanwhile, the suffered water pressure of flashboard II disappears, the spring II will promote connecting rod and drive flashboard II upward sliding, when reaching the range of flashboard II, just sealing output road II is opened and is advanced chamber entrance and emptying road II, advances the remaining water in the chamber, by advancing the chamber entrance to enter emptying road II, discharged by emptying road II.When the piston group runs to solution chamber terminal point, the piston group is static suddenly, cause the current generation water hammer in the reseting cavity, surge pressure in the reseting cavity feeds back to the wall I by reseting cavity entrance, output road I, delivery outlet I, act on current attached jet, the commutation of promotion jet makes the attached wall of jet in the wall II; At this moment, pressure flow will enter output road II by the delivery outlet II, with effect of water pressure in the flashboard II, drive coupled connecting rod down sliding behind the flashboard II pressurized, and Compress Spring II, when reaching the range of flashboard II, just open and advance the chamber entrance, seal emptying road II, jet advances the chamber by advancing the chamber entrance to enter, and on the useful area that advances the chamber piston, the pushing piston group is moved to the solution cavity direction with pressure-acting, with the solution injection pressure pipeline in the solution chamber, realize annotating fertile process.Meanwhile, the suffered water pressure of flashboard I disappears, the spring I will promote connecting rod and drive flashboard I upward sliding, when reaching the range of flashboard I, just sealing output road I is opened reseting cavity entrance and emptying road I, the remaining water in the reseting cavity, enter emptying road I by the reseting cavity entrance, discharged by emptying road I.When the piston group runs to propelling chamber terminal point, the piston group is static suddenly, cause advancing and produce water attack in the chamber, advance the surge pressure in the chamber to feed back to the wall II by propelling chamber entrance, output road II, delivery outlet II, act on current attached jet, promote the jet commutation, make jet again switch to reseting cavity one side, the pushing piston group is reverse once again, makes the piston group to advancing the cavity direction motion, inhales fertilizer.So move in circles, then produce lasting suction fertilizer, annotate fertile process, reach the purpose of fertigation.
The beneficial effect of the present invention's structure: the present invention is owing to use the attached wall of jet and load feedback handoff technique, utilize the feedback hydraulic pressure in the piston group cylinder body, switch jet direction, the to-and-fro motion of driven plunger group, simplified the structure of piston group and cylinder part, sealability also is improved.Cancelled the easily worn parts such as spring, mechanical linkage changement, improved reliability and the durability of changement, processing technology is simple, and manufacture cost is lower.Utilize the spring drainage means flow to be divided into the zone of two isolation, territory, one lateral areas is used for the output of jet, the opposite side zone is used for the backwater in the emptying piston group, jet and emptying function can be changed synchronously along with the switching of jet in two zones, two zones do not interfere with each other, the passage of accomplishing draining is interior without the jet input, the interior output without draining of the passage of jet, thus guarantee the stability of jet and the reliability of draining.Using water pressure load feedback handoff technique makes the commutation of piston group all occur in the terminal point of stroke, is difficult for producing the switching phenomenon of piston group stroke intermediateness.Utilize the hydraulic pressure operation of irrigation conduit, do not need additionaling power.Be independent of irrigation conduit and the fertile container of storage, volume is little, and is lightweight, easy to install, the in parallel use on irrigation pipeline.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is the structural representation of the embodiment of the invention 1.
Fig. 2 is the structural representation of the embodiment of the invention 1 fluidic element.
Fig. 3 is the structural representation of the embodiment of the invention 2.
Fig. 4 is the structural representation of the embodiment of the invention 2 fluidic elements.
Fig. 5 is the structural representation of the embodiment of the invention 2 fixed plate IV 32 and fixed plate III 33.
In the figure, 1 contraction, 2 diversion section 3. Nozzle 4. Jet space 5. Wall Ⅰ, 6. Wall Ⅱ, 7. Output Ⅰ, 8. Output Ⅱ, 9. Shunt split, 10 output Road Ⅱ, 11. output channel Ⅰ, 12. shutter Ⅱ, 13. promote cavity 14. Progressing cavity entrance 15. reset chamber inlet 16. emptying Road Ⅱ, 17. shutter Ⅰ, 18. fixed plate Ⅱ, 19. emptying Road Ⅰ, 20. springs Ⅱ, 21. fixed plate Ⅰ, 22. reset cavity 23. springs Ⅰ, 24. intake vent 25. piston group 26. cylinder, 27 . suction fat mouth, 28. fertilizer injection port 29. suck fat check valve 30. fertilizer injection check valve 31. fertilizer solution chamber 32. fixing plate Ⅳ, 33. fixing plate Ⅲ.
Embodiment
Embodiment 1:
With reference to Fig. 1.Spring drainage means jet-flow fertilizing pump is made of fluidic element, piston group 25 and cylinder body 26.Fluidic element is made of contraction section 1, diversion section 2, nozzle 3, fluidic spaces 4, wall I 5, wall II 6, delivery outlet I 7, delivery outlet II 8, splitter plate 9, output road II 10, output road I 11, flashboard II 12, emptying road II 16, flashboard I 17, fixed plate II 18, emptying road I 19, spring II 20, fixed plate I 21, spring I 23.Fluidic element is the contraction section 1 of pre-large post-small shape foremost, and contraction section 1 back connects diversion section 2, and the end of diversion section 2 is nozzles 3, is the fluidic spaces 4 of one section pre-small post-large shape behind the nozzle 3, and the both sides of fluidic spaces 4 are respectively wall I 5 and wall II 6.Splitter plate 9 is in the end of fluidic spaces 4, and the end of fluidic spaces 4 is partitioned into delivery outlet I 7 and delivery outlet II 8.Output road I 11 is positioned at the back of delivery outlet I 7, and the end of output road I 11 is reseting cavity entrances 15.Output road II 10 is positioned at the back of delivery outlet II 8, and the end of output road II 10 is to advance chamber entrance 14.Piston group 25 is the structure that the piston rod rear and front end all is provided with piston, and piston group 25 is installed in the cylinder body 26, is provided with dividing plate in the cylinder body 26, and dividing plate is divided into former and later two chambers with cylinder body 26.The front end piston of piston group 25 is installed in the front chamber of cylinder body 26, the front chamber of cylinder body 26 is divided into advance chamber 13 and reseting cavity 22, advances chamber entrance 14 to be communicated with and advances chambeies 13, and reseting cavity entrance 15 is communicated with reseting cavities 22.The rear end piston of piston group 25 is installed in the rear chamber of cylinder body 26, and the rear chamber of cylinder body 26 is divided into intake and exhaust chamber and solution chamber 31, has port 24 on the intake and exhaust chamber sidewall of cylinder body 25.Flashboard I 17 is positioned at reseting cavity entrance 15 places, and emptying road I 19 is positioned at the side at flashboard I 17 rears, and fixed plate I 21 is positioned at the rear of emptying road I 19 openings.Flashboard II 12 is positioned at and advances entrance 14 places, chamber, and emptying road II 16 is positioned at the side at flashboard II 12 rears, and fixed plate II 18 is positioned at the rear of emptying road II 16 openings.Be provided with on the sidewall in solution chamber 31 and inhale fertile mouthful 27 and fertilizer injeciton opening 28, fertile mouthful 27 places of suction arrange inhales fertile one-way valve 29, and fertilizer injeciton opening 28 places arrange annotates fertile one-way valve 30.
With reference to Fig. 1.Be respectively arranged with connecting rod on flashboard I 17 and the flashboard II 12, be respectively installed with spring II 20 and spring I 23 on the connecting rod, connecting rod can Compress Spring, and spring also can promote connecting rod and move, so that flashboard I 17 and flashboard II 12 can slide up and down with connecting rod.The range that limits flashboard I 17 by limit stoper is the A/F of reseting cavity entrance 15, and the range of flashboard II 12 is for advancing the A/F of chamber entrance 14.The parallel to an axis of axial and piston group 25 and the cylinder body 26 of fluidic element.
See figures.1.and.2.The contraction section 1 of fluidic element, diversion section 2, nozzle 3, fluidic spaces 4, wall I 5, wall II 6, delivery outlet I 7, delivery outlet II 8, cross section be rectangle.Nozzle width b is 4mm, and the ratio of potential difference d and nozzle width b is 1:0.75, and splitting apart from the ratio of h and nozzle width b is 1:5, and subtended angle θ is 12 °, and the ratio of nozzle depth and nozzle width b is 1:2.
The main innovate point of spring drainage means jet-flow fertilizing pump shown in Figure 1 is: use the attached wall of jet and load feedback handoff technique, switch jet direction, the to-and-fro motion of driven plunger group.Configuration spring drainage means is divided into the zone of two isolation with flow, and territory, a lateral areas is used for the output of jet, and the opposite side zone is used for the backwater in the emptying piston group, and jet and emptying function can be changed synchronously along with the switching of jet in two zones.
Spring drainage means jet-flow fertilizing pump specific implementation process shown in Figure 1: the pressure flow in the irrigation conduit enters contraction section 1 by the fluidic element entrance, adjustment through contraction section 1, make current more smooth enter diversion section 2, guiding and steady current through diversion section 2, form jet by nozzle 3, enter fluidic spaces 4.Because the disorder that the small nonsymmetry of fluidic element geometrical construction and jet itself exist, jet entrainment and the fluidic spaces two side walls between interference effect with asymmetric, produce pressure reduction in the jet both sides, promote the deflection of jet, to produce wall attachment effect, be attached on the side wall surface of fluidic spaces, flow along wall, arrive the jet delivery outlet of this side.Suppose that the attached wall of jet elder generation is in wall I 5, pressure flow will enter output road I 11 by delivery outlet I 7, with effect of water pressure in flashboard I 17, drive coupled connecting rod down sliding behind flashboard I 17 pressurizeds, and Compress Spring I 23, when reaching the range of flashboard I 17, just open reseting cavity entrance 15, seal emptying road I 19, jet enters reseting cavity 22 by reseting cavity entrance 15, with pressure-acting on the useful area of reseting cavity piston, pushing piston group 25 is moved to propelling chamber 13 directions by solution chamber 31, solution chamber 31 produces negative pressure, and the solution in the fertile container of storage is sucked solution chamber 31, realizes inhaling fertile process.Meanwhile, flashboard II 12 suffered water pressures disappear, spring II 20 will promote connecting rod and drive flashboard II 12 upward slidings, when reaching the range of flashboard II 12, just sealing output road II 10, open and advance chamber entrance 14 and emptying road II 16, advance the remaining water in the chamber 13, by advancing chamber entrance 14 to enter emptying road II 16, discharged by emptying road II 16.When piston group 25 runs to solution chamber 31 terminal point, piston group 25 is static suddenly, cause the current generation water hammer in the reseting cavity 22, surge pressure in the reseting cavity 22 feeds back to wall I 5 by reseting cavity entrance 15, output road I 11, delivery outlet I, act on current attached jet, the commutation of promotion jet makes the attached wall of jet in wall II 6; At this moment, pressure flow will enter output road II 10 by delivery outlet II 8, with effect of water pressure in flashboard II 12, drive coupled connecting rod down sliding behind flashboard II 12 pressurizeds, and Compress Spring II 20, when reaching the range of flashboard II 12, just open and advance chamber entrance 14, seal emptying road II 16, jet advances chamber 13 by advancing chamber entrance 14 to enter, and on the useful area that advances the chamber piston, pushing piston group 25 is moved to solution chamber 31 directions with pressure-acting, with the solution injection pressure pipeline in the solution chamber 31, realize annotating fertile process.Meanwhile, flashboard I 17 suffered water pressures disappear, spring I 23 will promote connecting rod and drive flashboard I 17 upward slidings, when reaching the range of flashboard I 17, just sealing output road I 11, open reseting cavity entrance 15 and emptying road I 19, the remaining water in the reseting cavity 22, enter emptying road I 19 by reseting cavity entrance 15, discharged by emptying road I 19.When piston group 25 runs to propelling chamber 13 terminal point, piston group 25 is static suddenly, cause advancing chamber 13 interior generation water attacks, advance the surge pressure in the chamber 13 to feed back to wall II 6 by propelling chamber entrance 14, output road II 10, delivery outlet II 8, act on current attached jet, promote the jet commutation, make jet again switch to reseting cavity entrance 15 1 sides, pushing piston group 25 is reverse once again, makes piston group 25 to advancing chamber 13 directions motion, inhales fertilizer.So move in circles, then produce lasting suction fertilizer, annotate fertile process, reach the purpose of fertigation.
Embodiment 2:
With reference to Fig. 3, Fig. 4 and Fig. 5.A kind of hydro powered jet-flow fertilizing pump shown in the embodiment 2, fluidic element axially and piston group 25 and cylinder body 26 axial vertical.Fixed plate III 33 and fixed plate IV 32 are abacus, and remaining water can be discharged by emptying road I 19 or emptying road II 16 by the hole on fixed plate III 33 or the fixed plate IV 32.Nozzle width b is 4mm, and the ratio of potential difference d and nozzle width b is 1:0.5, and splitting apart from the ratio of h and nozzle width b is 1:4.5, and subtended angle θ is 13 °, and the ratio of nozzle depth and nozzle width b is 1:2.The structure characteristic of all the other component is identical with embodiment 1, and the part with same structure is represented by identical reference character, no longer is described.This embodiment's principle is also identical with the 1st embodiment with implementation procedure, therefore omits its description.
Tee of jet current of the present invention fully discloses by embodiment, but described embodiment limits the present invention, and other mode of execution also can be arranged under the prerequisite that does not break away from spirit of the present invention or essential characteristic.Can be wedge angle, cambered surface, plane etc. such as the splitter plate end face; The piston group can be " worker " font, " T " font etc.When showing scope of the present invention, should be with reference to appending claims, rather than aforesaid explanation.
Claims (6)
1. spring drainage means jet-flow fertilizing pump, it is characterized in that, by fluidic element, piston group (25) and cylinder body (26) consist of, and described fluidic element is by contraction section (1), diversion section (2), nozzle (3), fluidic spaces (4), wall I (5), wall II (6), delivery outlet I (7), delivery outlet II (8), splitter plate (9), output road II (10), output road I (11), flashboard II (12), emptying road II (16), flashboard I (17), fixed plate II (18), emptying road I (19), spring II (20), fixed plate I (21), spring I (23) forms; Described fluidic element is the contraction section (1) of pre-large post-small shape foremost, contraction section (1) back connects diversion section (2), the end of diversion section (2) is nozzle (3), be the fluidic spaces (4) of one section pre-small post-large shape behind the nozzle (3), the both sides of fluidic spaces (4) are respectively wall I (5) and wall II (6); Described splitter plate (9) is in the end of fluidic spaces (4), and the end of fluidic spaces (4) is partitioned into delivery outlet I (7) and delivery outlet II (8); Described output road I (11) is positioned at the back of delivery outlet I (7), and the end of output road I (11) is reseting cavity entrance (15); Described output road II (10) is positioned at the back of delivery outlet II (8), and the end of output road II (10) is to advance chamber entrance (14); Described piston group (25) is the structure that the piston rod rear and front end all is provided with piston, and piston group (25) is installed in the cylinder body (26), is provided with dividing plate in the cylinder body (26), and dividing plate is divided into former and later two chambers with cylinder body (26); The front end piston of piston group (25) is installed in the front chamber of cylinder body (26), the front chamber of cylinder body (25) is divided into propelling chamber (13) and reseting cavity (22), advance chamber entrance (14) to be communicated with and advance chamber (13), reseting cavity entrance (15) is communicated with reseting cavity (22); The rear end piston of piston group (25) is installed in the rear chamber of cylinder body (26), and the rear chamber of cylinder body (26) is divided into intake and exhaust chamber and solution chamber (31), has port (24) on the intake and exhaust chamber sidewall of described cylinder body (25); Described flashboard I (17) is positioned at reseting cavity entrance (15) to be located, and emptying road I (19) is positioned at the side at flashboard I (17) rear, and fixed plate I (21) is positioned at the rear of emptying road I (19) opening; Described flashboard II (12) is positioned at and advances chamber entrance (14) to locate, and emptying road II (16) is positioned at the side at flashboard II (12) rear, and fixed plate II (18) is positioned at the rear of emptying road II (16) opening; Be provided with on the sidewall in described solution chamber (31) and inhale fertile mouth (27) and fertilizer injeciton opening (28), suction fertile mouthful (27) is located to arrange and is inhaled fertile one-way valve (29), and fertilizer injeciton opening (28) locates to arrange notes fertile one-way valve (30).
2. a kind of spring drainage means jet-flow fertilizing pump according to claim 1, it is characterized in that, be respectively arranged with connecting rod on described flashboard I (17) and the flashboard II (12), be set with spring I (23) and spring II (20) on the connecting rod, spring I (23) is positioned at the rear of fixed plate I (21), and spring II (20) is positioned at the rear of fixed plate II (18); The range of described flashboard I (17) is the A/F of reseting cavity entrance (15), and the range of flashboard II (12) is for advancing the A/F of chamber entrance (14).
3. a kind of spring drainage means jet-flow fertilizing pump according to claim 1, it is characterized in that the cross section of the contraction section of described fluidic element (1), diversion section (2), nozzle (3), fluidic spaces (4), wall I (5), wall II (6), delivery outlet I (7) and delivery outlet II (8) is rectangle.
4. according to claim 1,2 or 3 described a kind of spring drainage means jet-flow fertilizing pumps, it is characterized in that, described fluidic element axially and the parallel to an axis of piston (25) and cylinder body (26).
5. according to claim 1,2 or 3 described a kind of spring drainage means jet-flow fertilizing pumps, it is characterized in that, described fluidic element axially and piston group (25) and cylinder body (26) axial vertical.
6. a kind of spring drainage means jet-flow fertilizing pump according to claim 4 is characterized in that, the nozzle width of described fluidic element (b) is the spacing of nozzle (3) left side wall and right side wall; Potential difference (d) is left side wall and the right side wall of the minimum range between the wall II (6) or nozzle (3) and the minimum range between the wall I (5) of nozzle (3), and potential difference (d) is 1:0.3～1:2 with the ratio of nozzle width (b); Splitting apart from (h) is the extremely length on movable splitter (10) top of nozzle (3), and splitting apart from the ratio of (h) and nozzle width (b) is 1:3～1:15; Subtended angle (θ) is the angle of the wall I (5) of the right side wall of the angle of the left side wall of nozzle (3) and wall II (6) or nozzle (3) and reseting cavity one side, and subtended angle (θ) is 6 °～20 °; Nozzle depth is the clear spacing of nozzle (3) antetheca and rear wall, and the ratio of nozzle depth and nozzle width (B) is 1:1.2～1:5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310119515.9A CN103352877B (en) | 2013-04-09 | 2013-04-09 | A kind of spring drainage means jet-flow fertilizing pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310119515.9A CN103352877B (en) | 2013-04-09 | 2013-04-09 | A kind of spring drainage means jet-flow fertilizing pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103352877A true CN103352877A (en) | 2013-10-16 |
| CN103352877B CN103352877B (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310119515.9A Expired - Fee Related CN103352877B (en) | 2013-04-09 | 2013-04-09 | A kind of spring drainage means jet-flow fertilizing pump |
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| CN (1) | CN103352877B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104832481A (en) * | 2015-05-07 | 2015-08-12 | 韩伟 | Pneumatic reciprocating motor |
| CN106050550A (en) * | 2016-06-15 | 2016-10-26 | 武汉大学 | Fluidic generation system |
| CN107701523A (en) * | 2017-10-17 | 2018-02-16 | 江苏大学 | A kind of jet vectoring formula fertilizing pump |
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| JPH09299781A (en) * | 1996-05-17 | 1997-11-25 | Seibutsukei Tokutei Sangyo Gijutsu Kenkyu Suishin Kiko | Liquid agent infecting/mixing device |
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| CN2798533Y (en) * | 2005-05-20 | 2006-07-26 | 中国农业大学 | Automatic medicine mixer for fertilization |
| CN101603549A (en) * | 2009-06-26 | 2009-12-16 | 江苏大学 | A kind of jet-flow fertilizing pump |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2731840A1 (en) * | 1977-07-14 | 1979-02-01 | Messerschmitt Boelkow Blohm | HEAT EXCHANGE SYSTEM FOR FLOWING MEDIA, PREFERABLY IN AIRCRAFT AND SPACE VEHICLES |
| JPS628000A (en) * | 1985-07-02 | 1987-01-14 | Mitsui Eng & Shipbuild Co Ltd | Jet pump |
| JPS62294800A (en) * | 1986-06-13 | 1987-12-22 | Genyou:Kk | Jet pump having annular air introduction port and working fluid inlet at suction port |
| JPH09299781A (en) * | 1996-05-17 | 1997-11-25 | Seibutsukei Tokutei Sangyo Gijutsu Kenkyu Suishin Kiko | Liquid agent infecting/mixing device |
| CN1545832A (en) * | 2003-12-03 | 2004-11-17 | 中国水利水电科学研究院 | Liquamatic piston type fertilization pump |
| CN2798533Y (en) * | 2005-05-20 | 2006-07-26 | 中国农业大学 | Automatic medicine mixer for fertilization |
| CN101603549A (en) * | 2009-06-26 | 2009-12-16 | 江苏大学 | A kind of jet-flow fertilizing pump |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104832481A (en) * | 2015-05-07 | 2015-08-12 | 韩伟 | Pneumatic reciprocating motor |
| CN104832481B (en) * | 2015-05-07 | 2017-02-01 | 韩伟 | Pneumatic reciprocating motor |
| CN106050550A (en) * | 2016-06-15 | 2016-10-26 | 武汉大学 | Fluidic generation system |
| CN107701523A (en) * | 2017-10-17 | 2018-02-16 | 江苏大学 | A kind of jet vectoring formula fertilizing pump |
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| Publication number | Publication date |
|---|---|
| CN103352877B (en) | 2015-12-09 |
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