CN114524688B

CN114524688B - Compound fertilizer dissolving and mixing process

Info

Publication number: CN114524688B
Application number: CN202210134313.0A
Authority: CN
Inventors: 邵双建; 杨映平; 张剑; 张云生; 王刚
Original assignee: Yunnan Tianteng Chemical Co ltd
Current assignee: Yunnan Tianteng Chemical Co ltd
Priority date: 2022-02-14
Filing date: 2022-02-14
Publication date: 2023-03-31
Anticipated expiration: 2042-02-14
Also published as: CN114524688A

Abstract

The invention discloses a compound fertilizer dissolving and mixing process, which comprises the following steps: pouring the compound fertilizer into a dissolving tank for heating and stirring to form a liquid state, starting a servo electric cylinder to drive a material sealing plate to rotate and open a material leaking hole, so that the liquid fertilizer drips, atomized strain powder adheres to form an integrated crystal, and the integrated crystal falls onto a screening device to screen out the fertilizer with different particles through screen holes with different inner diameters. According to the invention, the strain sowing device is arranged in the high tower, the strain placing cylinder is used for storing strain powder, and then the strain powder is rotated, centrifugally atomized and sprayed out to be attached to the falling liquid bead fertilizer and crystallized into a whole when meeting cold during falling, so that the strain can be broadcasted while fertilizing, the cost of independently mixing the strain with the fertilizer is saved, and the high tower has practical value.

Description

Compound fertilizer dissolving and mixing process

Technical Field

The invention relates to the technical field of organic fertilizer and microbial fertilizer manufacturing, in particular to a dissolving and mixing process of a compound fertilizer.

Background

The compound fertilizer is a chemical fertilizer containing two or more nutrient elements, so that the compound fertilizer has the advantages of high nutrient content, good physical properties and the like, and is beneficial to promoting the high and stable yield of crops. Common granulation processes of the compound fertilizer include drum granulation, high tower granulation and the like. The high tower sprays the compound fertilizer melt from the top of the tower, and the compound fertilizer melt is cooled and agglomerated into granules during falling in the tower to be crystallized. The existing agriculture utilizes the effects of activating soil and the like of microorganism bacteria, and the activity of the microorganism bacteria in organic and inorganic fertilizers to produce the microorganism bacterial manure suitable for agricultural production, and the microorganism bacterial manure needs to be mixed with the fertilizers and then spread into the soil, wherein the procedures of mixing, transferring and the like are added, and the management and control of the whole production cost and time are not facilitated.

Disclosure of Invention

The invention aims to provide a compound fertilizer dissolving and mixing process to solve the problems in the background technology.

In order to realize the purpose, the invention provides a compound fertilizer dissolving and mixing process, which comprises the following steps:

1. and (3) compound fertilizer dissolving stage:

s1, pouring ammonium phosphate, potassium chloride and a nitrogen source main compound fertilizer into a dissolving tank in a compound fertilizer dissolving and mixing device, and adding a proper amount of water;

s2, opening a bacterium adding door, rotating a slow material cover to open a bacterium containing barrel, and pouring bacillus powder into the bacterium containing barrel;

s3, starting the electric heating pipes to heat the material dissolving tank, and simultaneously starting a stirring motor to drive the stirring sheet to stir the compound fertilizer to dissolve the compound fertilizer to form a liquid state;

2. a compound fertilizer blanking stage:

s4, starting the two servo electric cylinders to reversely drive the piston rods, driving the material sealing plate to rotate, and further opening the material leakage holes to enable liquid in the material dissolving tank to drip;

3. and (3) a bacterium sowing and mixing stage:

s5, the servo motor is restarted to drive the bacteria placing cylinder to rotate, centrifugal force is generated, the microbial bacteria in the bacteria placing cylinder are discharged from the bacteria discharging Kong Pensa to form mist, and then the mist is combined with the falling liquid fertilizer and attached to crystals;

4. and (3) material screening stage:

s6, starting a plate driving motor to drive the primary screening plate, the intermediate screening plate and the material guide plate to synchronously rotate;

s7, after the crystallized fertilizer falls onto the primary sieve plate, sieving through large sieve holes to retain large-particle-size fertilizer crystals, and discharging the fertilizer crystals from the primary material pipe;

s8, screening out fertilizer crystals with medium grain sizes through small sieve holes of the medium-grade material screening plate, and discharging the fertilizer crystals from the medium-grade material pipe;

and S9, finally, the fertilizer crystals with the fine particle size fall onto the material guide plate and are discharged from the material guide pipe.

As a further improvement of this technical scheme, compound fertilizer dissolves mixing arrangement includes that the dissolving device that is used for heating that is arranged in high tower, the high tower top dissolves compound fertilizer, the broadcast fungus device that is used for atomizing microorganism fungus that sets up in the middle part of the high tower and the rotatable sieve material device that is used for screening fertilizer granule that sets up in the high tower bottom, the radial one side in middle part of the high tower has been seted up opening and opening one end internal rotation and has been connected with the fungus door, the stirring piece that is screw-tupe and middle part external diameter and dwindles that the dissolving device set up on being the dissolving tank, dissolving tank axis, stirring motor and the outside cover of dissolving tank of stirring piece center pin top coaxial coupling of stirring motor establish a plurality of electric heating pipe, the fungus device is including being located the rotatable fungus section of thick bamboo of putting that is set up under the slow-feed lid and the slow-feed lid of dissolving tank under, it is big-end-up cone tube structure and its bottom coaxial coupling and has servo motor to put the fungus section of thick bamboo, the sieve material device is including being the primary sieve flitch, medium-grade sieve flitch and stock guide plate and the rotatory sieve mesh that are the big-feed screen mesh that is installed respectively and the top surface that the rotatory sieve mesh is installed and is installed in the top surface that the rotatory hopper that are used for the sieve mesh.

As the further improvement of this technical scheme, the welding of the top opening of dissolving the material jar and the marginal outside has the attachment strap, the bottom surface of attachment strap is annular equidistant welding and has a plurality of jibs, the jib has a plurality of cutting ferrule that correspond the joint with a plurality of electric heating pipe towards the welding of radial one side of dissolving the material jar, the top inner wall of high tower is provided with the saddle.

As a further improvement of this technical scheme, the bottom surface of dissolving the material jar is the annular and has seted up a plurality of hourglass material holes along radial equidistant, the welding of the bottom surface outside of dissolving the material jar has the cover ring, the joint has the flitch in the cover ring, the top surface of flitch is the annular and has seted up a plurality of blanking chutes, the radial bilateral symmetry welding of flitch has the driving lever that runs through the cover ring inboardly, the servo electronic jar that is used for driving the rotation of flitch is installed to the outside symmetry of high tower.

As a further improvement of the technical scheme, slots are radially and symmetrically formed in the inner side of the cover ring, a sliding groove is formed in the top surface of the shifting rod, a double clamping ring is welded at the front end of a piston rod of the servo electric cylinder and connected with the shifting rod in a clamped mode, the double clamping ring is rotatably connected with the sliding groove through a pin, and a silica gel pad is bonded on the top surface of the material sealing plate.

As a further improvement of the technical scheme, the material buffering cover is of a conical cap structure, the bottom surface of the material buffering cover is provided with a material guiding platform which is of a circular ring structure, the outer side of the material buffering cover is welded with a plurality of support rods with axial heights gradually increased, the outer ends of the support rods are spirally connected with spiral strips, the two ends of each spiral strip are welded with stop blocks, the outer side of the bacteria placing cylinder is communicated with a plurality of bacteria distributing platforms, the outer side of each bacteria distributing platform is personally submitted to annular equidistant bacteria outlet holes.

As a further improvement of the technical scheme, the bottom of the fungus containing cylinder is covered with a sleeve, the inner side of the top of the sleeve is provided with a plurality of circular cylindrical grooves at equal intervals, and the cylindrical grooves are connected with rollers in a clamping manner.

As a further improvement of the technical scheme, a material guide pipe spliced with the material discharge nozzle is communicated with the center of the bottom of the material guide plate, a middle-grade material pipe spliced with the material guide pipe is communicated with the center of the bottom of the middle-grade material sieving plate, and a primary material pipe spliced with the middle-grade material pipe is communicated with the center of the bottom of the primary material sieving plate.

As a further improvement of the technical scheme, a transmission gear ring is welded on the bottom surface of the material guide pipe, and a driving gear meshed with the transmission gear ring is coaxially connected to the bottom end of an output shaft of the plate driving motor.

As a further improvement of the technical scheme, the inner diameter of the transmission toothed ring is equal to that of the material guide pipe, linkage rods are radially and symmetrically welded on the inner side of the transmission toothed ring, the linkage rods extend to the inner side of the primary material pipe, and a support table is welded on the outer side of the material guide pipe.

Compared with the prior art, the invention has the beneficial effects that:

1. in this compound fertilizer dissolves mixed technology, through the fungus device of broadcasting that sets up in the high tower, utilize to put a fungus section of thick bamboo and store the bacterial powder, rotatory centrifugal atomization blowout again, adhere to with the liquid pearl fertilizer of whereabouts, meet cold crystallization in the whereabouts and become an organic whole, can broadcast the bacterial in the fertilization, save the bacterial cost of mixing with fertilizer alone, have practical value.

2. In this compound fertilizer dissolves mixed technology, through the sieve material device that is interval stack formula that sets up in the high tower bottom, utilize the different fertilizer of sieve mesh screening particle diameter of equidimension not to distinguish and sell, sieve material device synchronous revolution simultaneously, and avoid fertilizer granule to block up, make it fall smoothly, practical value has.

3. In this compound fertilizer dissolves mixing technology, the stirring piece through the material dissolving tank of the drum type that sets up and the middle part narrowing down scope forms convection current stirring route, and quick and intensive mixing dissolves compound fertilizer to utilize the electric heating pipe circular telegram to generate heat and dehumidify, prevent the fertilizer caking.

4. In this compound fertilizer dissolves mixed technology, through putting the material lid that slows of fungus section of thick bamboo top joint liftable, be convenient for add the bacterial powder, utilize simultaneously to slow the material lid drainage from the dissolving tank liquid pearl of falling down along putting fungus section of thick bamboo outside scope whereabouts, put the fungus section of thick bamboo rotation and the spout bacterial of atomizing then attached to outside liquid pearl, integrative whereabouts crystallization, and form microbial compound fertilizer smoothly.

Drawings

FIG. 1 is a schematic view of the entire structure of embodiment 1;

FIG. 2 is a schematic view of the high tower assembly structure of example 1;

FIG. 3 is the tall tower Quan Poutu of example 1;

FIG. 4 is a schematic view showing an assembling structure of the dissolving device in embodiment 1;

FIG. 5 is a full sectional view of the melting apparatus in example 1;

FIG. 6 is a schematic view of the bottom structure of the dissolving device in example 1;

FIG. 7 is a schematic view showing an assembling structure of the blanking plate according to embodiment 1;

fig. 8 is a schematic structural view of an electric heating tube of embodiment 1;

FIG. 9 is a schematic view of an assembly structure of the fungus seeding device in embodiment 1;

FIG. 10 is a plan view of the mushroom seeding apparatus according to example 1;

FIG. 11 is a schematic view of the structure of a bacteria-depositing cartridge according to embodiment 1;

FIG. 12 is a schematic view of the structure of the buffer cover in embodiment 1;

FIG. 13 is an exploded view of the sleeve of embodiment 1;

FIG. 14 is a schematic view showing an assembling structure of the sieving apparatus of embodiment 1;

FIG. 15 is a plan view of the screen apparatus of example 1;

fig. 16 is a schematic view of an external structure assembly structure of the plate driving motor of embodiment 1;

fig. 17 is a bottom structure schematic view of the screening device of embodiment 1.

The various reference numbers in the figures mean:

100. a tall tower; 101. a discharging nozzle; 102. a saddle; 110. adding a bacterium door;

200. a material dissolving device; 210. dissolving tank; 211. a butt strap; 212. a boom; 213. a card sleeve; 214. a cover ring; 215. a slot; 216. a material leaking hole; 220. stirring sheets; 230. a stirring motor; 240. an electric heating tube;

250. a material sealing plate; 251. a charging chute; 252. a deflector rod; 253. a chute; 254. a silica gel pad; 260. a servo electric cylinder; 261. a double snap ring;

300. a fungus sowing device; 310. a material buffering cover; 311. a feeding table; 312. a support rod; 320. placing a fungus cylinder; 321. a bacterium separating table; 322. a bacterium outlet hole; 330. a servo motor;

340. a helical strip; 341. a stopper; 350. a sleeve; 351. a cylindrical groove; 352. a roller;

400. a material screening device; 410. a primary screen plate; 411. large sieve pores; 412. a primary feed pipe; 420. a middle-grade material screening plate; 421. small sieve pores; 422. a medium-grade material pipe;

430. a material guide plate; 431. a material guide pipe; 432. a drive gear ring; 4321. a linkage rod; 433. supporting a platform; 440. a plate driving motor; 441. a drive gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "central axis", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a number" means two or more unless specifically limited otherwise.

Example 1

Referring to fig. 1-17, the present invention provides a compound fertilizer dissolving and mixing process, which comprises the following steps:

1. and (3) compound fertilizer dissolving stage:

s1, pouring ammonium phosphate, potassium chloride and a nitrogen source main compound fertilizer into a dissolving tank 210 in a compound fertilizer dissolving and mixing device, adding a proper amount of water, carrying out liquid phase reaction in an aqueous solution, then preparing a target product through crystallization and filtration, and adding a spreader and a penetrant to ensure that the fertilizer has good dispersibility and quick absorption and improve the absorption and utilization rate of various nutrients; meanwhile, the trace elements in various nutrient substances are added, so that the absorption and utilization rate of the macroelement water-soluble fertilizer is higher, and the macroelement water-soluble fertilizer does not contain hormone and has no residue;

s2, opening the bacterium adding door 110, rotating the buffering cover 310 to open the bacterium placing cylinder 320, pouring bacillus powder into the bacterium placing cylinder, performing multi-stage stirring fermentation on the bacillus liquid through a mechanical stirring fermentation tank to enable strains to effectively diffuse and propagate, and rapidly drying the bacterium liquid into powder through a high-speed centrifugal atomization cyclone drying technology;

s3, starting the plurality of electric heating pipes 240 to heat the material dissolving tank 210, and simultaneously starting the stirring motor 230 to drive the stirring sheet 220 to stir the compound fertilizer to dissolve the compound fertilizer to form a liquid state, wherein the compound fertilizer is less in moisture in a high-temperature process, and is not easy to agglomerate after particles are formed;

2. and (3) compound fertilizer blanking stage:

s4, starting the two servo electric cylinders 260 to reversely drive the piston rods, driving the material sealing plate 250 to rotate, and further opening the material leakage holes 216 to enable liquid in the material dissolving tank 210 to drip, wherein the liquid drips become spherical due to surface tension when the liquid drips are scattered, the materials are fully mixed and react, and particles are glittering and translucent and are good in appearance;

3. and (3) a bacterium sowing and mixing stage:

s5, the servo motor 330 is restarted to drive the bacteria containing cylinder 320 to rotate, centrifugal force is generated to spray the microbial bacteria in the bacteria containing cylinder 320 out of the bacteria outlet 322 to form mist, and then the mist is combined with the falling liquid fertilizer and is attached for crystallization, and microbial fertilizers suitable for agricultural production are produced by effectively utilizing the microbes and controlling the activity of the microbes in the organic and inorganic fertilizers;

4. and (3) material screening stage:

s6, starting a plate driving motor 440 to drive the primary screening plate 410, the middle-stage screening plate 420 and the material guide plate 430 to synchronously rotate, rapidly screening granular fertilizers with different particle sizes, and avoiding fertilizer blockage of the rotating screening plates;

s7, after the crystallized fertilizer falls onto the primary screening plate 410, screening the fertilizer through the large screening holes 411 to retain large-particle-size fertilizer crystals, and discharging the fertilizer crystals from the primary material pipe 412;

s8, screening out fertilizer crystals with medium grain size through small sieve holes 421 of the medium-grade sieve plate 420, and discharging the fertilizer crystals from a medium-grade material pipe 422;

s9, finally, the fertilizer crystals with fine particle sizes fall onto the material guide plate 430 and are discharged from the material guide pipe 431.

In this embodiment, the compound fertilizer dissolving and mixing device includes a high tower 100, a dissolving device 200 for heating and dissolving the compound fertilizer disposed in the top of the high tower 100, a bacteria seeding device 300 for atomizing microorganisms disposed in the middle of the high tower 100, and a rotatable material sieving device 400 disposed in the bottom of the high tower 100 for sieving fertilizer particles, wherein the high tower 100 is in a cylindrical structure, the top end of the high tower 100 is open, and the bottom end of the high tower 100 is closed, and the falling time of the fertilizer particles is increased through the high tower 100, so that the fertilizer particles have liquid crystals and spherical particles. The dissolved compound fertilizer is heated and dehumidified by the temperature of 80-120 ℃ by the material dissolving device 200, when the dissolved compound fertilizer falls down, the bacterial colony atomized by the bacteria sowing device 300 is attached, the bacterial colony becomes spherical particles due to the surface tension of the liquid beads, and then the fertilizer with different particles is sieved by the material sieving device 400 to be sold in a differentiated mode. The radial one side of middle part of high tower 100 is seted up the opening and opening one end internal rotation is connected with fungus door 110, adds fungus door 110 and is located one side of broadcasting fungus device 330 top to open and add fungus door 110 and add the bacterial powder. The material dissolving device 200 comprises a material dissolving tank 210 in a drum shape, a stirring sheet 220 arranged on the axis of the material dissolving tank 210 and having a spiral shape and a reduced middle outer diameter, a stirring motor 230 coaxially connected with the top of the central shaft of the stirring sheet 220 and a plurality of electric heating pipes 240 sleeved outside the material dissolving tank 210, the material dissolving tank 210 in the drum shape and the stirring sheet 220 in the middle reduced range form a convection stirring path, compound fertilizer is dissolved quickly and fully through stirring, and the electric heating pipes 240 are electrified to generate heat and dehumidify, thereby preventing the fertilizer from caking.

In this embodiment, the fungus seeding device 300 includes a slow material cover 310 located right below the dissolving tank 210 and a rotatable fungus placing cylinder 320 located right below the slow material cover 310, the slow material cover 310 is used to guide liquid beads falling from the dissolving tank 210 to fall along the outer side range of the fungus placing cylinder 320, the fungus placing cylinder 320 rotates, and the atomized and sprayed strains are attached to the outside of the liquid beads and fall into a whole to be crystallized, so as to form the microbial compound fertilizer. Put a fungus section of thick bamboo 320 and be big-end-up's circular cone section of thick bamboo structure and its bottom coaxial coupling has servo motor 330, the outside intercommunication of putting a fungus section of thick bamboo 320 is equipped with a plurality of minute fungus platforms 321, the outside of dividing fungus platform 321 personally appears the annular equidistant a plurality of fungus holes 322 of having seted up, utilize servo motor 330 drive to put a fungus section of thick bamboo 320 rotatory, because rotatory putting a fungus section of thick bamboo 320 and producing centrifugal force, add the structure of putting a fungus section of thick bamboo 320 self, make the fungus powder of each part in the section of thick bamboo rise to divide in the fungus platform 321 and spill out from going out fungus hole 322, and then evenly distributed is put a fungus section of thick bamboo 320 outward, so that fully evenly adhere to with the liquid pearl that falls. The material sieving device 400 comprises a primary sieve plate 410, a middle sieve plate 420 and a material guide plate 430 which are coaxially arranged, and a discharge nozzle 101 with a tubular structure is communicated with the center of the bottom of the high tower 100 and is used for discharging fertilizer from the high tower. Elementary sieve flitch 410, middle-level sieve flitch 420 and stock guide 430 all are the funnel structure, and a plurality of big sieve mesh 411 and a plurality of little sieve mesh 421 have been seted up respectively to elementary sieve flitch 410 and the top surface of middle-level sieve flitch 420, and the outside of ejection of compact mouth 101 is installed and is used for driving the rotatory driving plate motor 440 of sieve material device 400 for control elementary sieve flitch 410 and the low-speed rotation of middle-level sieve flitch 420, and prevent that granular fertilizer from blockking up, play quick screening effect. Wherein, the plate driving motor 440 and the discharging nozzle 101 have the same axial direction and the outer side surfaces of the two are fixedly connected through bolts.

Further, the welding of the open-top of dissolving tank 210 and the edge outside has attachment strap 211, the bottom surface of attachment strap 211 is the equidistant welding of annular has a plurality of jibs 212, jib 212 is the same with dissolving tank 210's axial, jib 212 is welded towards dissolving tank 210's radial one side has a plurality of cutting ferrule 213 that correspond the joint with a plurality of electric heating pipe 240, cutting ferrule 213 is circular arc open pipe, and open one side is towards dissolving tank 210 for hang a plurality of electric heating pipe 240 and surround dissolving tank 210 and heat it. The lead wires connected to both ends of the electric heating tube 240 penetrate the strap 211. The inner wall of the top of the high tower 100 is welded with a pallet 102, and the pallet 102 with the reduced inner diameter is also welded below the butt strap 211, is lapped with the butt strap 211, and is used for hanging the dissolving tank 210 and is fixedly connected with the dissolving tank through bolts. The stirring motor 230 is fixed to the U-shaped plate above the center of the attachment plate 211 by bolts.

Specifically, the bottom surface of the solution tank 210 is annular and is provided with a plurality of material leaking holes 216 at equal intervals along the radial direction, the outer side of the bottom surface of the solution tank 210 is welded with a cover ring 214, and the cover ring 214 is lapped on the supporting platform 102 on the inner wall of the top of the high tower 100, so that the solution tank 210 is stably supported. Sealing plate 250 has been connect to the card in the cover ring 214, a plurality of blanking chutes 251 have been seted up to sealing plate 250's top surface is the annular, blanking chute 251 radially extends along sealing plate 250, so that correspond with a plurality of small opening 216 of the radial one row in material dissolving tank 210 bottom surface, when rotatory sealing plate 250 made blanking chute 251 correspond with a plurality of small opening 216 of the one row that its position corresponds, open small opening 216 promptly, make the liquid fertilizer in the material dissolving tank 210 from the whereabouts, because small opening 216 designs into 3mm to 5 mm's internal diameter, liquid fertilizer then can form liquid pearl and whereabouts. The radially two sides of the material sealing plate 250 are symmetrically welded with the shift rods 252 penetrating through the inner side of the cover ring 214, so that the material sealing plate 250 is supported in the cover ring 214 to stably seal the material leakage hole 216. Servo electric cylinders 260 for driving the material sealing plate 250 to rotate are symmetrically installed on the outer side of the high tower 100, and the strokes of the two servo electric cylinders 260 are opposite, so that a rotating force is formed on the material sealing plate 250, each material discharging groove 251 is rotated to be correspondingly matched with a plurality of material discharging holes 216 in a radial row, and the material discharging state of the material dissolving tank 210 is switched between a sealing and stirring state and a material discharging state of the material discharging holes 216.

Specifically, the inner side of the cover ring 214 is radially and symmetrically provided with slots 215, the shift rod 252 penetrates through the slots 215 and can slide along with the rotation of the material sealing plate 250, the top surface of the shift rod 252 is provided with a sliding groove 253, and the sliding groove 253 points to the center of the material sealing plate 250. Since the shift rod 252 can displace with the piston rod of the servo electric cylinder 260 which moves linearly when rotating, the situation that the piston rod of the servo electric cylinder 260 and the shift rod 252 are blocked is eliminated by the sliding groove 253. The front end of a piston rod of the servo electric cylinder 260 is welded with a double clamping ring 261, the double clamping ring 261 is clamped with the shifting rod 252, and the double clamping ring 261 is rotatably connected with the sliding groove 253 through a pin. The silica gel pad 254 is bonded on the top surface of the material sealing plate 250, the silica gel pad 254 has good sealing performance and good flexibility, the material leakage hole 216 can be well sealed, and fertilizer leakage in the solution tank 210 is avoided.

In addition, the material slowing cover 310 is a conical cap structure, the bottom surface of the material slowing cover 310 is provided with the material guiding platform 311 in a circular ring structure, and due to the structure of the material slowing cover 310 and the material guiding platform 311, the liquid fertilizer beads can slide down to the bottommost part of the material guiding platform 311 along the surface of the material slowing cover 310 and drip down, and can be distributed on the periphery of the bacteria placing cylinder 320 so as to be fully mixed with the bacteria powder at the atomization part to be integrally crystallized. The outside welding of slow material lid 310 has a plurality of die-pins 312 that axial height is the gradual increase, and the outer end screwed connection of a plurality of die-pins 312 has spiral strip 340, and the outside and the high tower 100 inner wall welding of spiral strip 340, slow material lid 310 just can be coiled on spiral strip 340 center pin and go up and down like this to break away from and block and put fungus section of thick bamboo 320 top port. The two ends of the spiral strip 340 are welded with stoppers 341, and the stoppers 341 are semi-circular structures and used for preventing the support rod 312 from sliding out of the spiral strip 340. The bottom of the fungus placing cylinder 320 is covered with a sleeve 350, the top of the sleeve 350 is trumpet-shaped and has the same inclination with the inclined lower surface of the fungus separating platform 321 so as to form a supporting effect, and meanwhile, straight rods penetrating through the high tower 100 are radially welded on the outer side of the top of the sleeve 350 at equal intervals, so that the sleeve 350 and the fungus placing cylinder 320 are firmly fixed in the high tower 100. A plurality of cylindrical grooves 351 are annularly and equidistantly formed in the inner side of the top of the sleeve 350, and the rollers 352 are clamped in the cylindrical grooves 351, so that the rollers 352 are in rolling connection with the rotary fungus containing barrel 320 to form a stable supporting effect.

Further, a material guide pipe 431 inserted into the discharging nozzle 101 is communicated with the center of the bottom of the material guide plate 430, a middle material pipe 422 inserted into the material guide pipe 431 is communicated with the center of the bottom of the middle sieve plate 420, and the outer diameter of the middle material pipe 422 is smaller than the inner diameter of the material guide pipe 431, so that a space is formed for fertilizer particles on the material guide plate 430 to fall smoothly. The bottom center of the primary sieve plate 410 is communicated with a primary material pipe 412 inserted with a secondary material pipe 431, and the inner diameter of the secondary material pipe 422 is larger than that of the primary material pipe 412, so that a space is formed for fertilizer particles in the secondary material pipe 422 to fall smoothly. The bottom surface of the material guide pipe 431 is welded with a transmission gear ring 432, the bottom end of the output shaft of the plate driving motor 440 is coaxially connected with a driving gear 441 engaged with the transmission gear ring 432, the plate driving motor 440 is started to drive the driving gear 441 to rotate, and then the transmission gear ring 432 and the material guide plate 430 are driven to synchronously rotate.

Specifically, the inner diameter of the transmission toothed ring 432 is equal to the inner diameter of the material guide pipe 431, so that fertilizer particles in the material guide pipe 431 are prevented from falling, linkage rods 4321 are radially and symmetrically welded to the inner side of the transmission toothed ring 432, the linkage rods 4321 extend to the inner side of the primary material pipe 412, and the linkage rods 4321 are welded to the bottom surfaces of the intermediate material pipe 422 and the primary material pipe 412, so that the rotary transmission toothed ring 432 can drive the material guide plate 430, the intermediate material screening plate 420 and the primary material screening plate 410 to synchronously rotate for screening materials. The outer side of the material guide pipe 431 is welded with a support platform 433, and the support platform 433 is lapped outside the top port of the discharging nozzle 101 and is used for supporting the material guide plate 430 to be stably arranged in the bottom of the high tower 100.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A compound fertilizer dissolving and mixing process is characterized in that: the method comprises the following steps:

1. and (3) compound fertilizer dissolving stage:

s1, pouring ammonium phosphate, potassium chloride and a nitrogen source main compound fertilizer into a dissolving tank (210) in a compound fertilizer dissolving and mixing device, and adding a proper amount of water;

s2, opening the bacterium adding door (110), rotating the slow material cover (310) to open the bacterium placing cylinder (320), and pouring bacillus powder into the bacterium placing cylinder;

s3, starting a plurality of electric heating pipes (240) to heat the material dissolving tank (210), and simultaneously starting a stirring motor (230) to drive a stirring sheet (220) to stir the compound fertilizer to dissolve the compound fertilizer to form a liquid state;

2. and (3) compound fertilizer blanking stage:

s4, starting the two servo electric cylinders (260) to reversely drive the piston rods, driving the material sealing plate (250) to rotate, and further opening the material leakage holes (216) to enable the liquid in the solution tank (210) to drip;

3. and (3) a bacterium sowing and mixing stage:

s5, the servo motor (330) is restarted to drive the bacteria placing cylinder (320) to rotate, centrifugal force is generated, and the microbial bacteria in the bacteria placing cylinder (320) are sprayed out from the bacteria outlet holes (322) to form mist, and then are combined with the falling liquid fertilizer and attached to crystals;

4. and (3) material screening stage:

s6, starting a plate driving motor (440) to drive the primary screening plate (410), the middle-stage screening plate (420) and the material guide plate (430) to rotate synchronously;

s7, after the crystallized fertilizer falls onto a primary sieve plate (410), sieving through large sieve holes (411) to retain large-particle-size fertilizer crystals, and discharging the fertilizer crystals from a primary material pipe (412);

s8, screening out fertilizer crystals with medium grain sizes through small sieve holes (421) of the medium-grade material screening plate (420), and discharging the fertilizer crystals from a medium-grade material pipe (422);

s9, finally, fertilizer crystals with fine grain diameters fall onto the material guide plate (430) and are discharged from the material guide pipe (431);

the compound fertilizer dissolving and mixing device comprises a high tower (100), a dissolving device (200) which is arranged in the top of the high tower (100) and used for heating and dissolving compound fertilizers, a bacterium sowing device (300) which is arranged in the middle of the high tower (100) and used for atomizing microbes, and a rotatable sieving device (400) which is arranged in the bottom of the high tower (100) and used for sieving fertilizer particles, wherein a through opening is formed in one radial side of the middle of the high tower (100), a bacterium adding door (110) is rotationally connected to one end of the through opening, the dissolving device (200) comprises a drum-shaped dissolving tank (210), a spiral stirring sheet (220) with a reduced middle outer diameter, a stirring motor (230) coaxially connected with the top of a central shaft of the stirring sheet (220) and a plurality of electric heating pipes (240) sleeved outside the dissolving tank (210), the bacterium sowing device (300) comprises a slow material cover (310) which is positioned right below the dissolving tank (210) and a conical bacterium placing cylinder (320) which is arranged right below the slow material cover (310), and the bottom end of the slow material placing cylinder (320) is connected with a rotary motor (330);

the screening device (400) comprises a primary screening plate (410), a middle-stage screening plate (420) and a guide plate (430) which are coaxially arranged, the center of the bottom of the high tower (100) is communicated with a discharge nozzle (101) which is of a tubular structure, the primary screening plate (410), the middle-stage screening plate (420) and the guide plate (430) are of a funnel structure, the top surfaces of the primary screening plate (410) and the middle-stage screening plate (420) are respectively provided with a plurality of large sieve holes (411) and a plurality of small sieve holes (421), and a plate driving motor (440) for driving the screening device (400) to rotate is installed on the outer side of the discharge nozzle (101);

the material slowing cover (310) is of a conical cap structure, a material guiding platform (311) of a circular ring structure is arranged on the bottom surface of the material slowing cover (310), a plurality of support rods (312) with gradually increased axial heights are welded on the outer side of the material slowing cover (310), the outer ends of the support rods (312) are spirally connected with spiral strips (340), stop blocks (341) are welded at two ends of each spiral strip (340), a plurality of bacterium distributing platforms (321) are communicated with the outer side of the bacterium placing cylinder (320), and a plurality of bacterium outlet holes (322) are formed in the outer side of each bacterium distributing platform (321) at equal intervals in an annular shape;

the bottom of putting fungus section of thick bamboo (320) covers and is equipped with sleeve (350), the top inboard of sleeve (350) is the annular equidistant a plurality of cylinder grooves (351) of having seted up, roller (352) have been connect to the joint in cylinder groove (351).

2. The compound fertilizer dissolving and mixing process of claim 1, characterized in that: the welding of the top opening and the edge outside of solution jar (210) has access board (211), the bottom surface of access board (211) is annular equidistant welding and has a plurality of jib (212), jib (212) have a plurality of cutting ferrule (213) that correspond the joint with a plurality of electric heating pipe (240) towards the welding of radial one side of solution jar (210), the top inner wall of high tower (100) is provided with saddle (102).

3. The compound fertilizer dissolving and mixing process of claim 2, wherein: the bottom surface of solution jar (210) is the annular and has seted up a plurality of holes that leak (216) along radial equidistant, the welding of the bottom surface outside of solution jar (210) has cover ring (214), the joint has sealing plate (250) in cover ring (214), a plurality of blanking grooves (251) have been seted up to the top surface of sealing plate (250) is the annular, the radial bilateral symmetry welding of sealing plate (250) has deflector rod (252) that run through cover ring (214) inboard, servo electronic jar (260) that are used for driving sealing plate (250) rotation are installed to the outside symmetry of high tower (100).

4. The compound fertilizer dissolving and mixing process of claim 3, wherein: slot (215) have been seted up to the inboard radial symmetry of cover ring (214), spout (253) have been seted up to the top surface of driving lever (252), the welding of the piston rod front end of servo electric cylinder (260) has two snap rings (261), two snap rings (261) and driving lever (252) joint, and just two snap rings (261) are connected through the pin rotation with spout (253), the top surface bonding of closure plate (250) has silica gel pad (254).

5. The compound fertilizer dissolving and mixing process of claim 4, characterized in that: the bottom center of the material guide plate (430) is communicated with a material guide pipe (431) inserted with the discharging nozzle (101), the bottom center of the middle-grade material screening plate (420) is communicated with a middle-grade material pipe (422) inserted with the material guide pipe (431), and the bottom center of the primary material screening plate (410) is communicated with a primary material pipe (412) inserted with the middle-grade material pipe (431).

6. The compound fertilizer dissolving and mixing process of claim 5, wherein: the bottom surface of the material guide pipe (431) is welded with a transmission gear ring (432), and the bottom end of an output shaft of the plate driving motor (440) is coaxially connected with a driving gear (441) meshed with the transmission gear ring (432).

7. The compound fertilizer dissolving and mixing process of claim 6, wherein: the inner diameter of the transmission toothed ring (432) is equal to that of the material guide pipe (431), linkage rods (4321) are radially and symmetrically welded on the inner side of the transmission toothed ring (432), the linkage rods (4321) extend to the inner side of the primary material pipe (412), and support platforms (433) are welded on the outer side of the material guide pipe (431).