CN211216492U

CN211216492U - Solid-state fertilizer continuous dissolving and injecting integrated machine

Info

Publication number: CN211216492U
Application number: CN201922185727.2U
Authority: CN
Inventors: 王东; 刘立钧; 张刚; 王宇辉; 王小溢; 朱俊科
Original assignee: Zibo Hefeng Seed Technology Co ltd; Shandong Donghe Agricultural Technology Co ltd; Shandong Agricultural University
Current assignee: Zibo Hefeng Seed Technology Co ltd; Shandong Donghe Agricultural Technology Co ltd; Shandong Agricultural University
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-08-11
Anticipated expiration: 2029-12-09

Abstract

The utility model relates to a solid-state fertilizer dissolves in succession annotates all-in-one, including grinder, with the feeding device of grinder's feed inlet intercommunication, and with the room is dissolved to dashing of grinder's discharge gate intercommunication, dissolve the room and set up the inlet opening and be less than the play fertile hole of inlet opening. The utility model can be specially used for quickly dissolving soluble solid fertilizer and injecting fertilizer liquid into an irrigation system, thereby realizing the integrated management of liquid manure and filling the blank of mechanization of liquid manure management; the method comprises the following steps of sequentially finishing grinding and crushing of solid fertilizers, small water flushing, repeated circulating suction flushing and spraying dissolution promotion, three-stage filtration and fertilizer injection, wherein the fertilizer dissolution and fertilizer injection processes are continuous, and the mechanical working efficiency is remarkably improved; the multi-cavity continuous filtering device can realize the dissolving and mixing of the solid fertilizer in a short time and improve the stability of the concentration of the output fertilizer liquid; the liquid flushing nozzles simultaneously push the liquid in each cavity to flow in a rotating mode and mutually fuse, and dissolution of the fertilizer and uniform mixing of the fertilizer liquid are obviously accelerated.

Description

Solid-state fertilizer continuous dissolving and injecting integrated machine

Technical Field

The utility model relates to a liquid manure integration machinery especially involves a solid state fertilizer dissolves in succession and annotates all-in-one, is fit for and irrigates the facility supporting use such as little sprinkling irrigation, drip irrigation, sprinkling irrigation.

Background

The integration of water and fertilizer is an important technical approach for realizing water-saving irrigation and high-efficiency management of water and fertilizer, and is widely emphasized in arid and semiarid water-deficient areas in China, and the popularization and application area is gradually increased.

At present, special water-soluble fertilizers are mostly used for water and fertilizer integrated management in production. However, the water-soluble fertilizer is high in production cost, expensive and relatively fixed in formula, is mainly used for economic crop production, and is difficult to apply to relatively low-cost grain crops such as wheat and corn according to the requirement of formula fertilization. With the continuous expansion of the application area of facility irrigation technologies such as spray irrigation, micro-spray belt irrigation and the like in grain crop production, people increasingly have urgent needs for the water and fertilizer integrated management technology of grain crops based on facility irrigation. The expensive water-soluble fertilizer with a relatively fixed formula becomes an important factor for restricting the popularization and application of the technology in production. The fertilizers such as urea, diammonium phosphate and potassium chloride used in the traditional production of grain crops can be flexibly proportioned according to the requirements of formula fertilization, and the fertilizer has good solubility but slow dissolution speed. Need take supplementary measures such as constantly stirring, shock in order to help fertilizer dissolve, not only increase the human input, be difficult to adapt to the demand of large tracts of land production moreover, urgently need one kind can dissolve solid-state fertilizer fast and form even fertilizer liquid, then with the fertilizer liquid injection facility irrigation system's mechanical device.

Disclosure of Invention

The utility model provides a to above-mentioned problem, a solid-state fertilizer dissolves in succession annotates all-in-one is provided, can the soluble solid-state fertilizer of accurate ration feeding to smash solid-state fertilizer through the grinding in proper order, little water washes dissolves, the circulation is taken out and is mixed, multistage filtration forms even fertilizer liquid fast, then pours into facility irrigation system's hydrophobic pipeline into with fertilizer liquid, makes fertilizer liquid evenly execute the farmland along with irrigation water.

The utility model discloses a following technical scheme realizes, provides a solid-state fertilizer dissolves notes all-in-one in succession, including grinder, with the feeding device of grinder's feed inlet intercommunication, and with the room is dissolved to dashing of grinder's discharge gate intercommunication, dissolve the room and set up the inlet opening and be less than the play fertile hole of inlet opening.

This scheme is passed through feeding device and is waited the solid fertilizer that grinds to the feeding in to grinder, utilizes grinder to grind solid fertilizer to improve dissolving efficiency, the little granular fertilizer after grinding falls to after the room of dissolving, by dissolving the indoor water of rushing to dissolving in the room water inlet hole, dissolves and forms liquid fertilizer to dissolving indoor fertilizer, and liquid fertilizer is utilized after going out fertile hole outflow.

As optimization, the fertilizer outlet is positioned at the bottom of the dissolving chamber, and a filter screen I is fixedly arranged in the fertilizer outlet. This optimization scheme filters fertilizer through setting up filter screen I, makes great fertilizer granule by the separation on the filter screen, will continue to be dissolved by the fertilizer granule of separation through injecting into the indoor water of dissolving in succession to improve fertilizer dissolution rate, provide water-soluble fertilizer better.

As the optimization, still including being located the filter chamber that mixes that dissolves below the room that dissolves, the filter chamber that mixes that dissolves includes roof and bottom plate to and be located between roof and the bottom plate and from filter screen III, filter screen II and the upright wall II that sets gradually to the outside, filter screen III and bottom plate form the room that mixes that dissolves with the play fertilizer hole intercommunication of the room that dissolves, and filter screen III, filter screen II, roof and bottom plate form the room that mixes that dissolves, and filter screen II, upright wall II, roof and bottom plate form the room that mixes that dissolves, and it has seted up out liquid hole I to mix the room, goes out liquid hole II and goes out liquid hole III to dissolve the room that mixes. This optimization scheme filter screen III, filter screen II and the upper and lower both ends of founding wall II respectively with roof and bottom plate rigid coupling, further filter the liquid fertilizer through dissolving and mixing the filter chamber, thereby further improve the dissolution rate, the liquid fertilizer that flows down from the dissolving chamber gets into and dissolves a room, then get into and dissolves and mixes the room behind filter screen III in proper order, filter screen II, get into and dissolve and mix the room, and by dissolving three room play liquid hole I, go out liquid hole II and play liquid hole III outflow and be utilized, through filter screen III, filter screen II carries out the two-stage filtration to the liquid fertilizer, the granule separation that will be greater than the filter screen, make it further dissolve by the liquid fertilizer that constantly flows through, also filter impurity simultaneously, prevent to block up the fertilization pump.

As optimization, the device also comprises a flushing sprayer positioned in the first dissolving and mixing chamber and a water pump I with a water outlet communicated with the flushing sprayer and a water inlet communicated with the liquid outlet I of the third dissolving and mixing chamber. This optimization scheme utilizes water pump I to dissolve the fertile suction of the interior liquid of mixing the three rooms in and mixes the room, carries out further dissolution to the fertilizer granule that is greater than the filter screen mesh to further improve the dissolution rate, and reduce the concentration difference between dissolving and mixing the three rooms, dissolving and mixing the two rooms and dissolving and mixing the room, improve the homogeneity and the concentration stability of dissolving and mixing the interior liquid of three rooms.

The filter chamber is characterized by further comprising a sewage draining hole positioned at the bottom of the mixing chamber and a sewage draining hole valve communicated with the sewage draining hole, and when excessive impurities are accumulated in the mixing chamber, the sewage draining hole valve is opened to discharge the impurities through the sewage draining hole.

The device further comprises a water pump II and a screen filter communicated with a water inlet of the water pump II, wherein a water inlet of the screen filter is communicated with a liquid outlet hole II of the three dissolving and mixing chambers. The optimized scheme further filters the liquid fertilizer through the screen filter to reduce the solid content in the liquid fertilizer.

As optimizing, still including the vertical liquid level pipe that is fixed in II lateral walls of founding the wall, the pipe shaft of liquid level pipe is transparent and mark the scale, and the top of liquid level pipe is equipped with the exhaust hole, and the bottom of liquid level pipe and the play liquid hole III intercommunication of three rooms of solution and mixture. This optimization scheme is convenient for know the liquid level in the first room of mixing, the second room of mixing and the third room of mixing through setting up the liquid level pipe to control the condition of intaking, make the liquid level in the first room of mixing, the second room of mixing and the third room of mixing keep in suitable position.

Preferably, the grinding device comprises a fixedly arranged grinding cavity and a grinding cavity outer cover fixedly connected with the grinding cavity, an inner grinding disc fixedly arranged on an output shaft of the motor II is arranged in the grinding cavity, an outer grinding disc seat fixed along the circumferential direction is arranged in the grinding cavity outer cover, an outer grinding disc arranged opposite to the inner grinding disc is fixedly arranged on the outer grinding disc seat, and a grinding seam positioned above a discharge port of the grinding device is formed between the inner grinding disc and the outer grinding disc; the outer grinding disc seat is internally provided with a material storage cavity communicated with a feeding hole of the outer grinding cavity outer cover, and the material storage cavity is internally provided with a kick-out device used for conveying materials in the material storage cavity to a grinding seam. Among this optimization scheme's the grinder, grind the feed inlet that chamber dustcoat feed inlet is grinder promptly, accept the fertilizer granule that feeding device drops into through grinding chamber dustcoat feed inlet, the fertilizer granule falls to the storage chamber through grinding chamber dustcoat feed inlet, utilize the setting gauge to deliver to the material in the storage chamber to grinding the seam, grind the outer grinding disk seat that the installation was fixed along circumference in the chamber dustcoat, relative rotation can not take place with grinding the chamber dustcoat promptly, because grind the chamber dustcoat and the fixed grinding cavity rigid coupling that sets up, consequently, the outer grinding disk is fixed motionless at the grinding in-process, utilize II drives interior grinding disk rotations of motor, the fertilizer granule that will grind in the seam is ground.

Preferably, the kick-out device comprises a mandrel II coaxially and fixedly connected with an output shaft of the motor II, a spiral blade is fixedly connected to the outer surface of the mandrel II, and a material storage cavity where the discharge end of the spiral blade is located is communicated with the grinding seam. This setting gauge of optimization scheme utilizes II drive dabber of motor to rotate to utilize helical blade to deliver to the grinding seam with the fertilizer granule by the storage cavity, because the same motor II of II coaxial sharings of interior abrasive disc and dabber has reduced cost and equipment volume, makes things convenient for the structural arrangement, has guaranteed simultaneously that grinding and pay-off go on in step, has guaranteed the abundant of grinding, avoids the material to pile up at helical blade's output.

As optimization, the feed inlet of the outer cover of the grinding cavity is also communicated with a water inlet pipe I. This optimization scheme is through setting up inlet tube I, can be through inlet tube I to grinding the interior injected water of chamber dustcoat at equipment during operation, tentatively dissolve the fertilizer granule, improves and dissolves efficiency, also can be after shutting down through inlet tube I to grinding the interior injected water of chamber dustcoat, realizes reducing remaining to the washing of storage chamber and grinding chamber.

The utility model has the advantages that:

1. the utility model can be specially used for quickly dissolving soluble solid fertilizer and injecting fertilizer liquid into an irrigation system, thereby realizing the integrated management of water and fertilizer and filling the blank of the mechanization of water and fertilizer management in the current wheat production;

2. the utility model has high working efficiency, high accuracy and stable performance; the water and fertilizer integrated management can be directly carried out by using the soluble common fertilizer, so that the problem that the water and fertilizer integrated technology excessively depends on the special water-soluble fertilizer is effectively solved; the cost of water and fertilizer integrated management is reduced, and the application range and the field of the water and fertilizer integrated technology are greatly expanded;

3. the utility model completes the steps of grinding and crushing of solid fertilizer, small water dissolution, multiple times of circulating suction and flushing and spraying promotion, three-stage filtration and fertilizer injection in sequence through the feeding device, the grinding device, the fertilizer liquid circulating and dissolving multi-stage filtering device and the fertilizer injection device, the fertilizer dissolving and fertilizer injection processes are continuous, the mechanical working efficiency is obviously improved, and the full-automatic operation is convenient;

4. the solid fertilizer grinding device of the utility model has the function of adjusting grinding clearance, and is suitable for grinding and crushing solid fertilizers with different particle sizes;

5. the solid fertilizer grinding device of the utility model is specially provided with the water injection component, when grinding solid fertilizer particles, clear water is continuously injected to soak the solid fertilizer and wash the grinding disc, thereby greatly accelerating the grinding and dissolving of the solid fertilizer particles;

6. the utility model designs a one-body multi-cavity continuous filtering device, which can realize the dissolving and mixing of solid fertilizer in a short time and improve the stability of the concentration of the output fertilizer liquid;

7. the utility model discloses "Z" type towards liquid shower nozzle among the circulation dashes the device dissolves the rivers that spray from its both ends delivery port can give the great impact force of solid-state fertile suspension solution, promotes the rotatory flow of the liquid in each chamber of miscible filter chamber simultaneously, and the interfusion is showing with higher speed fertilizer and dissolving and fertile liquid mixing.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic longitudinal sectional view of the grinding apparatus of the present invention;

FIG. 4 is a schematic view of key components of the polishing apparatus of the present invention;

FIG. 5 is a schematic longitudinal sectional view of the fertilizer solution mixing filter of the present invention;

FIG. 6 is a schematic view of the control principle of the present invention;

shown in the figure:

1. hopper, 2, DC speed regulator, 3, motor I, 4, water pump II, 5, water pump I, 6, liquid level pipe, 7, screen filter, 8, frequency converter, 9, motor II, 10, round chassis, 11, casing, 12, spiral blade I, 13, mandrel I, 14, tail end bearing, 15, water inlet pipe I, 16, discharge port I, 17, three-way pipe, 18, feed pipe, 19, discharge port II, 20, dissolving chamber, 21, first dissolving chamber, 22, second dissolving chamber, 23, third dissolving chamber, 24, feed port I, 25, adjusting knob, 26, grinding cavity cover, 27, feed port II, 28, outer grinding disc, 29, inner grinding disc, 30, grinding cavity, 31, rotating shaft of motor II, 32, material plectrum, 33, outer grinding disc seat, 34, spring, 35, grinding gap adjusting screw, 36, screw, 37, gasket, 38, vertical pipe cavity, 39, 38, The screw rod, 40, annular groove, 41, dabber II, 42, axle head gasket plectane, 43, helical blade II, 44, disc I, 45, horizontal lumen II, 46, nut recess II, 47, mill flat side, 48, dustcoat disc, 49, horizontal lumen I, 50, inlet tube II, 51, disc I, 52, feed inlet III, 53, annular plate, 54, disc II, 55, flushing liquid shower nozzle, 56, filter screen III, 57, filter screen II, 58, found wall II, 59, filter screen I, 60, found wall I.

Detailed Description

In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments. The present embodiment is only for explaining the present invention, and not for limiting the present invention, and after reading the present specification, the skilled person can make modifications to the present embodiment without inventive contribution as required, but all the embodiments are protected by patent laws within the scope of the claims of the present invention.

As shown in fig. 1-5, the solid-state fertilizer continuous dissolving and injecting all-in-one machine comprises a solid-state fertilizer grinding device, a solid-state fertilizer accurate feeding device communicated with a feeding hole of the grinding device, a fertilizer liquid circulating dissolving and mixing multi-stage filtering device, a fertilizer injecting device and an automatic control device, wherein the fertilizer liquid circulating dissolving and mixing multi-stage filtering device comprises a dissolving chamber communicated with a discharging hole of the grinding device, the dissolving chamber is provided with a water inlet hole and a fertilizer outlet hole lower than the water inlet hole, the fertilizer outlet hole is positioned at the bottom of the dissolving chamber, and a filter screen I59 is fixedly arranged in the fertilizer outlet hole.

The accurate feeding device of solid-state fertilizer includes hopper 1 and auger conveyor.

Hopper 1 is hopper-shaped, and the opening that is used for adding solid-state fertilizer is seted up at the top of hopper 1, and the opening that is connected with I24 of feed inlet of auger conveyor is seted up to the bottom of hopper 1. The auger conveyor comprises a shell 11, a helical blade I12, a mandrel I13 and a motor I3 which are obliquely arranged. Helical blade I12 coils the rigid coupling on dabber I13, and the outside cover has casing 11, and casing 11 is the tubulose, and the upper and lower end pipe wall respectively has an opening, and the opening of lower extreme pipe wall is feed inlet I24, and the opening of upper end pipe wall is discharge gate I16. The inlet I24 is upward in opening and is located the casing 11 lower extreme, and the outlet I16 is downward in opening and is located the casing 11 upper end. The upper end of dabber I13 is connected tail end bearing 14, and motor I3 is connected to the lower extreme. Fertilizer in the hopper falls into feed inlet I24, and I3 drive dabber I13 of motor and I12 rotations of helical blade are upwards carried fertilizer, and fertilizer flows out through discharge gate I16.

The grinding device comprises a grinding cavity 30 fixedly arranged and a grinding cavity outer cover 26 fixedly connected with the grinding cavity 30, and an inner grinding disc 29 fixedly arranged on an output shaft of the motor II 9 is arranged in the grinding cavity. The grinding cavity 30 comprises a circular base plate 10 and a cylindrical outer wall coaxially and fixedly connected with the circular base plate, the circular base plate is positioned at one end of the left side of the cylindrical outer wall, and a circular hole is formed in the center of the circular base plate; a circular tubular discharge port II 19 with a downward opening is arranged on the cylindrical outer wall; the center of the inner grinding disk 29 is provided with a circular hole.

The grinding cavity outer cover 26 comprises an outer cover disc 48, a horizontal pipe cavity I49 and a vertical pipe cavity 38 which are fixedly connected into a whole, and the upper end opening of the vertical pipe cavity 38 is a grinding cavity outer cover feeding hole. A large round hole is formed in the center of the outer cover disc 48 and can be used for an outer grinding disc and an outer grinding disc seat to pass through; an opening at one end of the left side of the horizontal tube cavity I49 is communicated with a large round hole in the center of the outer cover disc 48, an opening on the upper side tube wall of the horizontal tube cavity I49 is communicated with an opening at the lower end of the vertical tube cavity 38, one end of the right side of the horizontal tube cavity I49 is closed, and a small round hole is formed in the center of the closed end of the right side; the opening at the upper end of the vertical pipe cavity 38 is connected with one end of the three-way pipe 17, the other end of the three-way pipe 17 is connected with the water inlet pipe I15, and the feed inlet of the outer cover of the grinding cavity is communicated with the water inlet pipe I15. The side pipe of the three-way pipe 17 is connected with a discharge port I16 of the auger conveyor. The housing disk 48 has 4 screw holes on its disk surface for fixing the grinding chamber housing 26 to the grinding chamber 30 by screws, which form a large chamber space communicating with each other.

An outer grinding disc seat 33 fixed along the circumferential direction is installed in the outer cover of the grinding cavity, an outer grinding disc 28 arranged opposite to the inner grinding disc 29 is fixedly sleeved on the outer grinding disc seat 33, and a grinding gap positioned above a discharge port of the grinding device is formed between the inner grinding disc and the outer grinding disc; the outer grinding disc seat 33 is internally provided with a material storage cavity communicated with a feeding hole of the outer cover of the grinding cavity, and the material storage cavity is internally provided with a kick-out device for feeding materials in the material storage cavity to the grinding seam.

Specifically, the outer grinding disc seat 33 comprises a disc I44 and a horizontal tube cavity II 45 coaxially fixedly connected with the disc I44. The center of the disc I44 is provided with a large round hole, and the large round hole in the center of the disc I44 is communicated with the opening at one end of the left side of the horizontal tube cavity II 45. A feed inlet II 27 is formed in the upper side pipe wall of the horizontal pipe cavity II 45, and the feed inlet II 27 is communicated with an opening in the lower end of the vertical pipe cavity 38; one end of the right side of the horizontal pipe cavity II 45 is closed, an annular groove 40 is formed in the outer side of the closed end, and a nut groove II 46 is formed in the middle of the closed end. The annular groove 40 is embedded with a spring 34, and one end of the spring 34 far away from the annular groove 40 is pressed against the inner side of the right closed end of a horizontal pipe cavity I49 of the grinding cavity outer cover 26. 4 screw holes of evenly distributed on the quotation of disc I44, 4 screw holes on the quotation of disc I44 all are on same circumference, and two adjacent screw holes are 90 degrees with the central angle that the centre of a circle formed. The center of the outer grinding disc 28 is provided with a large round hole which corresponds to the central large round hole on the disc I44 of the outer

grinding disc seat

33, and 4 screw holes are uniformly distributed on the disc surface of the outer grinding disc 28 and respectively correspond to 4 screw holes on the disc surface of the outer grinding disc seat 33. The outer grinding disk 28 is fixed to the outer grinding disk seat 33 by bolts and nuts.

The horizontal pipe cavity II 45 of the external grinding disc seat 33 is embedded in the horizontal pipe cavity I49 of the grinding cavity outer cover 26. The left side and the right side of the outer pipe wall of the horizontal pipe cavity II 45 are both provided with horizontal convex edges, and the left side and the right side of the inner pipe wall of the horizontal pipe cavity I49 are both provided with horizontal grooves; horizontal ribs on the left side and the right side of the outer pipe wall of the horizontal pipe cavity II 45 are embedded in horizontal grooves on the left side and the right side of the inner pipe wall of the horizontal pipe cavity I49, so that the outer grinding disc 28 and the outer grinding disc seat 33 are prevented from rotating, circumferential fixing is achieved, and the outer grinding disc seat and the outer grinding cavity cover cannot rotate relatively.

The grinding device further comprises a grinding gap adjusting screw 35 for adjusting the gap between the outer grinding disk 28 and the inner grinding disk 29. The grinding gap adjusting screw 35 includes a lead screw 39 at one end of the left side, a smooth cylinder at the middle section, and a milling flat 47 at one end of the right side. And a nut groove III is formed at the top end of the milling flat square 47. During installation, a screw rod 39 of the grinding gap adjusting screw rod 35 is connected with a nut groove II 46 on the outer side of the seal of one end of the right side of a horizontal pipe cavity II 45 of the outer grinding disc seat 33, and a milling flat square 47 at the other end penetrates through a small circular hole in the center of the seal of one end of the right side of a horizontal pipe cavity I49 from the left side inside the grinding cavity outer cover 26. The grinding gap adjusting knob 25 is sleeved on a milling flat square 47 of the grinding gap adjusting screw 35, and the grinding gap adjusting knob 25 fixes the grinding gap adjusting knob 25 on the grinding gap adjusting screw 35 through a screw 36, a gasket 37 and a nut groove III at the top end of the milling flat square 47. The tightness of the spring 34 can be changed by rotating the grinding gap adjusting knob 25 left and right, and the outer grinding disk seat 33 and the outer grinding disk 28 are pulled or pushed outward, so that the gap between the outer grinding disk 28 and the inner grinding disk 29 is adjusted.

The setting gauge of this embodiment includes II 41 of dabber with the coaxial rigid coupling of II 9 output shafts of motor, the surface rigid coupling of dabber has helical blade 43, the storage cavity and the grinding seam intercommunication at helical blade discharge end place, the one end rigid coupling that is close to interior abrasive disc on the dabber II has axle head gasket plectane 42, and the terminal surface of axle II upper shaft end gasket plectane 42 place end has seted up nut recess I. The rotating shaft 31 of the motor II, namely an output shaft, is provided with an external thread, the rotating shaft 31 of the motor II sequentially and horizontally penetrates through a round hole in the center of the circular base plate of the grinding cavity 30 and a round hole in the center of the inner grinding disc 29 from the left side and is connected with a nut groove I at the end part of the mandrel II 41 of the material poking device 32 through the external thread, the inner grinding disc 29 and the material poking device 32 are fixed on the rotating shaft 31 of the motor II, the inner grinding disc 29 and the material poking device 32 are enabled to rotate along with the rotating shaft of the motor II, and the grinding cavity 30.

The fertilizer liquid circulating dissolving and mixing multistage filtering device further comprises a dissolving and mixing filtering chamber located below the dissolving chamber, the dissolving and mixing filtering chamber comprises a top plate and a bottom plate, a filtering net III 56, a filtering net II 57 and a vertical wall II 58 are located between the top plate and the bottom plate and sequentially arranged from inside to outside, the filtering net III 56 and the bottom plate form a dissolving and mixing chamber 21 communicated with a fertilizer outlet of the dissolving chamber, the filtering net III 56, the filtering net II 57, the top plate and the bottom plate form a dissolving and mixing chamber 22, the filtering net II 57, the vertical wall II 58, the top plate and the bottom plate form a dissolving and mixing chamber 23, and the dissolving and mixing chamber 23 is provided with a liquid outlet I, a liquid outlet II and a liquid outlet III.

Specifically, the fertilizer liquid circulating and dissolving multistage filtering device comprises a fertilizer liquid dissolving and mixing filter, a liquid level pipe and a circulating and dissolving device. The fertilizer solution mixing filter is of a multi-cavity structure and is divided into an upper layer and a lower layer which are both cylindrical, the upper layer is a dissolving chamber 20, and the lower layer is a mixing filter chamber. The top of the dissolving chamber 20 is a circular plate I51, the center of the circular plate I51 is provided with a feeding hole III 52, and the feeding hole III 52 is connected with a discharging hole II 19 of the solid fertilizer grinding device. The bottom of the dissolution chamber 20 is provided with a 15-mesh filter screen I59. The bottom surface of a circular plate I51 of the dissolution chamber 20 is fixedly connected with a cylindrical vertical wall I60, the side wall of the vertical wall I60 is provided with a water inlet hole, a water inlet pipe II 50 enters the dissolution chamber 20 through the water inlet hole in the side wall of the vertical wall I60, and the water outlet of the water inlet pipe II 50 is positioned at the position close to the center of the dissolution chamber 20.

The dissolving and mixing filter chamber is positioned right below the dissolving chamber 20, the top part is provided with an annular plate 53, and a large circular hole in the center of the annular plate 53 is in butt joint with a filter screen I59 at the bottom of the dissolving chamber 20. The bottom of the miscible filtration chamber is a circular plate II 54. Between the annular plate 53 and the circular plate II 54, the cylindrical vertical wall II 58, the cylindrical filter screen II 57 and the cylindrical filter screen III 56 of the mixing filter chamber are divided into three chambers, namely a first mixing chamber 21, a second mixing chamber 22 and a third mixing chamber 23 from inside to outside. The cylindrical filter screen II 57 is a 15-mesh filter screen, the cylindrical filter screen III 56 is a composite filter screen, one layer is a 15-mesh filter screen, and the other layer is an 80-mesh filter screen.

The bottom of the first dissolving and mixing chamber 21 is provided with a round hole for installing a flushing liquid spray head 55 of the circulating flushing and dissolving device. And a liquid outlet hole I, a liquid outlet hole II and a liquid outlet hole III are formed at the bottom of the three dissolving-mixing chambers 23. The liquid outlet holes I and the liquid outlet holes II are located on the same diameter line of the circular plate II 54, distributed on two sides of the circle center and equal in distance with the circle center. Liquid outlet hole III is on the same circumference with liquid outlet hole I and liquid outlet hole II, and is equal to the linear distance of liquid outlet hole I and liquid outlet hole II.

And when the impurities in the mixing filtering chamber are accumulated excessively, the valve of the sewage draining hole is opened to discharge the impurities from the sewage draining hole.

This embodiment still includes the vertical liquid level pipe 6 that is fixed in II 58 lateral walls of founding wall, the pipe shaft of liquid level pipe 6 is transparent and mark the scale, and the top of liquid level pipe 6 is equipped with the exhaust hole, and the bottom of liquid level pipe is passed through the transfer line one and is mixed three play liquid hole III intercommunications of room 23 with dissolving, and the pipe shaft height is equal with fertile liquid solution and mixes the filter total height.

The circulating dissolving device comprises a second liquid conveying pipe, a third liquid conveying pipe, a liquid flushing sprayer 55 positioned in the first dissolving and mixing chamber 21, and a water pump I5 with a water outlet communicated with the liquid flushing sprayer 55 and a water inlet communicated with a liquid outlet hole I of the third dissolving and mixing chamber 23, wherein the water pump I5 is a centrifugal pump.

The flushing sprayer 55 comprises a horizontal Z-shaped water pipe and a vertical water pipe vertically fixedly connected with the horizontal Z-shaped water pipe. The vertical water pipe is positioned in the middle of the Z-shaped water pipe and is communicated with the Z-shaped water pipe. The flush head 55 is installed inside the first mixing chamber 21 and fixed to the bottom of the first mixing chamber 21. The vertical water pipe of the flushing sprayer 55 penetrates out of a round hole at the bottom of the first mixing chamber 21 and is connected with one end of a second infusion pipe, and the other end of the second infusion pipe is connected with a water outlet of the centrifugal pump. The water inlet of the centrifugal pump is connected with one end of a third liquid conveying pipe, and the other end of the third liquid conveying pipe is connected with a liquid outlet hole I at the bottom of the three dissolving and mixing chambers 23.

The fertilizer injection device comprises a liquid conveying pipe IV, a liquid conveying pipe V, a liquid conveying pipe VI, a water pump II 4 and a net filter 7 communicated with a water inlet of the water pump II 4, a water inlet of the net filter 7 is communicated with a liquid outlet hole II of the three dissolving and mixing chambers 23, and the water pump II 4 is a diaphragm pump. One end of the fourth liquid conveying pipe is connected with a liquid outlet hole II at the bottom of the three dissolving and mixing chambers 23, the other end of the fourth liquid conveying pipe is connected with a water inlet of the net filter 7, a water outlet of the net filter 7 is connected with one end of the fifth liquid conveying pipe, the other end of the fifth liquid conveying pipe is connected with a water inlet of the diaphragm pump, a water outlet of the diaphragm pump is connected with one end of the sixth liquid conveying pipe, and the other end of the sixth liquid conveying pipe is in an open.

The automatic control device comprises a control management table, a programmable logic controller, a power supply main switch, a first water level sensor, a second water level sensor, a third water level sensor, a first electromagnetic valve, a second electromagnetic valve, a direct current speed regulator, a frequency converter, a centrifugal pump, a diaphragm pump and a solid fertilizer continuous solution injection all-in-one machine control prescription.

The programmable logic controller and the power main switch are both arranged on the control management platform; the programmable logic controller is respectively connected with the first water level sensor, the second water level sensor, the third water level sensor, the first electromagnetic valve, the second electromagnetic valve, the direct-current speed regulator, the frequency converter, the centrifugal pump and the diaphragm pump through signal lines.

The first water level sensor, the second water level sensor and the third water level sensor are all arranged in the liquid level pipe 6, wherein the first water level sensor is located at the 1/2 height position of the first dissolving and mixing chamber 21, the second dissolving and mixing chamber 22 and the third dissolving and mixing chamber 23, the second water level sensor is arranged on the contour lines of the tops of the first dissolving and mixing chamber 21, the second dissolving and mixing chamber 22 and the third dissolving and mixing chamber 23, and the third water level sensor is located at the 1/2 height position of the dissolution chamber 20.

The first electromagnetic valve is arranged on the water inlet pipe I15 and used for controlling water flow of the water inlet pipe I15. And the second electromagnetic valve is arranged on the water inlet pipe II 50 and used for controlling the water flow of the water inlet pipe II 50.

And the direct current speed regulator 2 is connected with the motor I3 and is used for regulating the rotating speed of the motor I3 and controlling the conveying speed and the quantity of the solid fertilizer.

And the frequency converter 8 is connected with the motor II 9 and is used for adjusting the rotating speed of the motor II 9 so as to control the rotating speed of the inner grinding disc.

The control part of the solid fertilizer continuous dissolving and injecting all-in-one machine can store an automatic control program in a programmable logic controller after being programmed by a computer, and the control method for controlling the prescription by using the solid fertilizer continuous dissolving and injecting all-in-one machine comprises the following contents:

a. machine starting and operation control:

and (3) starting a power supply main switch, instructing to open the first electromagnetic valve and the second electromagnetic valve simultaneously, enabling the water inlet pipe I15 and the water inlet pipe II 50 to work, injecting water into the solid-state fertilizer grinding cavity and the fertilizer solution mixing filter respectively, and instructing to start the motor I3, the motor II 9 and the centrifugal pump according to a signal transmitted by the first water level sensor when the water level reaches 1/2 heights of the first mixing chamber 21, the second mixing chamber 22 and the third mixing chamber 23 to start feeding and grinding of the solid-state fertilizer and circulating mixing of the fertilizer solution.

When the water level is as high as the first dissolving and mixing chamber 21, the second dissolving and mixing chamber 22 and the third dissolving and mixing chamber 23, the programmable logic controller instructs to close the second electromagnetic valve according to a signal transmitted by the second water level sensor, stop water inflow of the second water inlet pipe 50, and simultaneously instructs to open the diaphragm pump to start fertilizer injection; when the water level is lower than the equal heights of the first dissolving and mixing chamber 21, the second dissolving and mixing chamber 22 and the third dissolving and mixing chamber 23, the programmable logic controller reopens the second electromagnetic valve according to a signal transmitted by the second water level sensor, and the water inlet pipe II 50 recovers water injection, so that the water level in the fertilizer solution mixing filter is kept equal to the equal heights of the first dissolving and mixing chamber 21, the second dissolving and mixing chamber 22 and the third dissolving and mixing chamber 23.

In the working process of the solid-state fertilizer continuous dissolving and injecting all-in-one machine, once the water level in the fertilizer solution mixing filter reaches the 1/2 height of the dissolving chamber 20, the programmable logic controller instructs to simultaneously close the first electromagnetic valve and the second electromagnetic valve according to a signal transmitted by the third water level sensor, and the water inlet pipe I15 and the water inlet pipe II 50 stop supplying water to prevent the fertilizer solution from overflowing from the dissolving chamber 20.

b. Machine cleaning and shutdown control:

after the solid fertilizer is fed completely and the solid fertilizer in the auger conveyor is completely unloaded, the stop key is pressed, the motor I3 is instructed to be turned off, the solid fertilizer accurate feeding device stops running, and the machine starts to be cleaned.

After the time delay of 180 seconds, the motor II 9 is instructed to be turned off, and the solid fertilizer grinding device stops running. After delaying for 120 seconds again, the first electromagnetic valve and the second electromagnetic valve are instructed to be closed simultaneously, and the water inlet pipe I15 and the water inlet pipe II 50 stop supplying water.

When the water level in the fertilizer solution mixing filter drops to the 1/2 height of the first solution mixing chamber 21, the second solution mixing chamber 22 and the third solution mixing chamber 23, the programmable logic controller instructs to close the centrifugal pump according to the signal transmitted by the first water level sensor, and the circulating dissolving device stops running. Delaying for 20 seconds, instructing to close the diaphragm pump and stopping fertilizer injection.

The programmable logic controller of the embodiment can adopt a dimension control LX3V series; the first water level sensor, the second water level sensor and the third water level sensor can adopt an electric appliance DS 1603A; the first electromagnetic valve and the second electromagnetic valve can adopt CEME 6610VV series; the DC speed regulator can adopt a time super group ZM 6510M; the frequency converter 8 can adopt a Heimengmont HD09 series; the centrifugal pump can adopt a Foshan crest motor 39-06; the diaphragm pump can adopt a 210-5G five-cylinder diaphragm pump; the motor I can adopt a Shengzhou Xinwei motor YS7134-3 p; motor II may be TIMES BRILLLANT 57BL95S15-230TF 9. The screen filter, the filter screen, the three-way pipe and the like can adopt common models sold in the market at present. The components used in the utility model can be purchased in the market if the structure is not specially explained.

Of course, the above description is not limited to the above examples, and technical features of the present invention that are not described in the present application may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.

Claims

1. The utility model provides a solid-state fertile all-in-one of dissolving in succession notes which characterized in that: the fertilizer spraying and dissolving device comprises a grinding device, a feeding device communicated with a feeding hole of the grinding device, and a dissolving and dissolving chamber communicated with a discharging hole of the grinding device, wherein the dissolving and dissolving chamber is provided with a water inlet hole and a fertilizer outlet hole lower than the water inlet hole.

2. The solid fertilizer continuous dissolving and injecting all-in-one machine as claimed in claim 1, characterized in that: the fertilizer outlet is positioned at the bottom of the dissolving chamber, and a filter screen I (59) is fixedly arranged in the fertilizer outlet.

3. The solid fertilizer continuous dissolving and injecting all-in-one machine as claimed in claim 1, characterized in that: still including being located the filter chamber that mixes that dissolves below the room that dissolves, the filter chamber that mixes that dissolves includes roof and bottom plate to and be located between roof and the bottom plate and from interior filter screen III (56), filter screen II (57) that outwards set gradually and found wall II (58), filter screen III (56) and bottom plate form and dissolve a room (21) that mixes with the dissolving of the play fertilizer hole intercommunication of room, filter screen III (56), filter screen II (57), roof and bottom plate form two rooms (22) that mix, filter screen II (57), found wall II (58), roof and bottom plate formation and dissolve and mix three room (23), it goes out liquid hole I, goes out liquid hole II and goes out liquid hole III to dissolve and mix three room (23) and seted up.

4. The solid fertilizer continuous dissolving and injecting all-in-one machine as claimed in claim 3, characterized in that: the device also comprises a flushing sprayer (55) positioned in the first dissolving and mixing chamber (21), and a water pump I (5) with a water outlet communicated with the flushing sprayer (55) and a water inlet communicated with the liquid outlet hole I of the third dissolving and mixing chamber (23).

5. The solid fertilizer continuous dissolving and injecting all-in-one machine as claimed in claim 4, characterized in that: the device also comprises a water pump II (4) and a screen filter (7) communicated with the water inlet of the water pump II (4), wherein the water inlet of the screen filter (7) is communicated with the liquid outlet hole II of the three dissolving and mixing chambers (23).

6. The solid fertilizer continuous dissolving and injecting all-in-one machine as claimed in claim 3, characterized in that: still including vertical liquid level pipe (6) that are fixed in upright wall II (58) lateral wall, the pipe shaft of liquid level pipe (6) is transparent and mark the scale, and the top of liquid level pipe (6) is equipped with the exhaust hole, and the bottom of liquid level pipe and the play liquid hole III intercommunication of dissolving and mixing three rooms (23).

7. The solid fertilizer continuous dissolving and injecting all-in-one machine as claimed in claim 1, characterized in that: the grinding device comprises a grinding cavity (30) fixedly arranged and a grinding cavity outer cover (26) fixedly connected with the grinding cavity (30), an inner grinding disc (29) fixedly arranged on an output shaft of a motor II (9) is arranged in the grinding cavity, an outer grinding disc seat (33) fixed along the circumferential direction is arranged in the grinding cavity outer cover, an outer grinding disc (28) arranged opposite to the inner grinding disc (29) is fixedly arranged on the outer grinding disc seat (33), and a grinding seam positioned above a discharge port of the grinding device is formed between the inner grinding disc and the outer grinding disc;

a material storage cavity communicated with a feeding hole of the grinding cavity outer cover is arranged in the outer grinding disc seat (33), and a kick-out device for conveying materials in the material storage cavity to a grinding seam is arranged in the material storage cavity.

8. The solid fertilizer continuous dissolving and injecting all-in-one machine according to claim 7, characterized in that: the kick-out device comprises a mandrel II (41) coaxially and fixedly connected with an output shaft of a motor II (9), a helical blade (43) is fixedly connected to the outer surface of the mandrel II, and a material storage cavity where the discharge end of the helical blade is located is communicated with the grinding seam.

9. The solid fertilizer continuous dissolving and injecting all-in-one machine according to claim 7, characterized in that: the feed inlet of the outer cover of the grinding cavity is also communicated with a water inlet pipe I (15).