CN112723964A

CN112723964A - Environment-friendly microbial fertilizer drying and forming system

Info

Publication number: CN112723964A
Application number: CN202110092406.7A
Authority: CN
Inventors: 滑兵
Original assignee: Nanjing Lvqin Information Technology Co ltd
Current assignee: Nanjing Lvqin Information Technology Co ltd
Priority date: 2021-01-24
Filing date: 2021-01-24
Publication date: 2021-04-30

Abstract

The invention discloses an environment-friendly microbial fertilizer drying and forming system in the technical field of microbial fertilizer processing, which is characterized in that: the drying device comprises a cover body, a reflux body, a feeding pipe and a feeding barrel, wherein the cover body is sleeved outside the reflux body, and a drying plate is fixedly connected between the cover body and the reflux body to form a drying cavity; the feeding pipe penetrates through the cover body to be communicated with the drying cavity, the upper end of the feeding barrel penetrates through the cover body to be communicated with the drying cavity, and a powder inlet is formed in the penetrating position; through the arrangement of the structure, the fertilizer can be quickly and completely dried without dead angles on the premise of ensuring the integrity of the fertilizer.

Description

Environment-friendly microbial fertilizer drying and forming system

Technical Field

The invention relates to the technical field of microbial fertilizer processing, in particular to an environment-friendly microbial fertilizer drying and forming system.

Background

In the continuous development of modern agricultural production technology, the microbial fertilizer becomes an important organic fertilizer, and compared with common chemical fertilizers, the microbial fertilizer has strong pertinence and small pollution, and does not cause danger to human health, so that the application of the microbial fertilizer is more and more extensive.

Present fertilizer drying shaping mode, when carrying out the drying to the microbial fertilizer, fertilizer stews and can lead to fertilizer to have dry blind area, for making fertilizer drying even, need constantly stir fertilizer, it is damaged very easily to make fertilizer, influence the product appearance, and the drying is accomplished and is only relevant with the time, can't reach reliable drying to the different fertilizer granule of size, it can increase man-hour to increase drying time, and do not increase drying time and can make the fertilizer drying incomplete, there is rotten risk during the storage, lead to beneficial microorganism resources for life in the fertilizer to be predated, influence beneficial microorganism content, reduce the result of use of fertilizer.

Based on this, the invention designs an environment-friendly microbial fertilizer drying and forming system to solve the problems.

Disclosure of Invention

The invention aims to provide an environment-friendly microbial fertilizer drying and forming system, which aims to solve the problems that when a microbial fertilizer is dried by the existing fertilizer drying and forming mode provided by the background art, the fertilizer is kept still, so that a drying blind area exists in the fertilizer, the fertilizer needs to be continuously stirred for drying the fertilizer uniformly, the fertilizer is easily damaged, the product appearance is influenced, the drying completion is only related to time, the reliable drying cannot be realized on fertilizer particles with different sizes, the working hours are increased when the drying time is prolonged, the fertilizer cannot be dried completely without increasing the drying time, the deterioration risk exists during storage, the living resources of beneficial microorganisms in the fertilizer are deprived, the content of the beneficial microorganisms is influenced, and the using effect of the fertilizer is reduced.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an environment-friendly microbial fertilizer drying and forming system which characterized in that: the device comprises a cover body, a reflux body, a feeding pipe and a feeding barrel, wherein the cover body is sleeved outside the reflux body; a drying plate is fixedly connected between the cover body and the reflux body, and a drying cavity is formed; the feeding pipe is externally connected with a feeding device, penetrates through the cover body and is communicated with the drying cavity, the upper end of the feeding cylinder penetrates through the cover body and is communicated with the drying cavity, and the penetrating position is a powder inlet for feeding powder into the drying cavity;

the reflux body comprises a cylinder section connected with the drying plate, the upper end of the cylinder section is fixedly connected with an arc section, the arc bottom of the arc section is upward, and the other end of the arc section is connected with a funnel section which is positioned at the axis of the cylinder section and used for discharging powder;

a plurality of discharge ports are formed in the outer wall of the cover body above the drying plate; a plurality of identical air outlet holes for air outlet are formed in the drying plate at equal angles, and the air outlet holes are obliquely arranged; the relation between the air outlet intensity of the air outlet hole and the height between the discharge hole and the drying plate satisfies: the dry fertilizer can be blown to the height of the discharge hole, and the wet fertilizer cannot be blown to the height of the discharge hole;

a drying plate, an air blowing plate and a bottom plate are fixedly connected between the cover body and the reflux body from top to bottom in sequence, and a drying cavity, an air blowing cavity and a pressurizing cavity are respectively formed; the pressurization cavity is externally connected with an air pump for increasing the air pressure of the pressurization cavity, a mechanism for heating is installed in the air blowing cavity, and an air outlet channel is formed in the middle line of the air blowing plate.

As a further scheme of the invention, a second filter plate is fixedly arranged in the drying cavity, and the second filter plate is an annular filter plate; two one ends of filter and cover body fixed connection, and the junction is in the discharge gate up end, the other end and the drum section fixed connection of filter two, filter two can play the effect that hinders its rising to fertilizer to guarantee that fertilizer can not cross the height of discharge gate, thereby lead to dry fertilizer can't break away from equipment from the discharge gate, strengthened the reliability of equipment.

As a further scheme of the invention, the lower end of the funnel section is fixedly communicated with a feed back cylinder, the lower end of the feed back cylinder is fixedly communicated with an exhaust pipe, the upper end of the exhaust pipe is fixedly provided with a first filter plate communicated with the outside, and the upper end of the right side of the exhaust pipe is fixedly communicated with a feeding cylinder; a transmission shaft II is rotatably installed in the feed back cylinder, a plurality of spiral fans II are fixedly installed on the transmission shaft II at equal angles, a transmission shaft I is rotatably installed in the feeding cylinder, and a spiral fan I is fixedly installed on the transmission shaft I; the second transmission shaft and the first transmission shaft penetrate through the bottom of the exhaust pipe and are connected through the second conveyor belt, wind energy discharged from the air outlet is recycled and converted into kinetic energy through the second spiral fan, and then the first transmission shaft is driven to rotate, so that the first spiral fan on the first transmission shaft conveys powder to equipment for recycling.

As a further scheme of the invention, a support is fixedly arranged at the upper end of the exhaust pipe on the left side of the first filter plate, a rubber hammer is rotatably arranged on the support, the hammer head of the rubber hammer is positioned above the first filter plate, the tail part of the rubber hammer is fixedly connected with a trigger column, a third transmission shaft penetrating through the exhaust pipe is arranged on the left side of the trigger column, a half-circle thread is fixedly arranged on the part, on the upper side of the exhaust pipe, of the third transmission shaft, when the thread faces the trigger column, the trigger column is always positioned below the thread and is in contact with the thread, and the rubber hammer is arranged for continuously knocking the first filter plate so as to prevent a filter hole of the first filter.

In a further aspect of the present invention, a heating device is disposed in the exhaust pipe, and the heating device heats the inside of the exhaust pipe to enhance the drying effect of the powder in the exhaust pipe.

As a further scheme of the invention, a fan for blowing air into the drying cavity is arranged outside the discharge hole, so that powder in the drying cavity is prevented from coming out of the discharge hole, and a large amount of dust is contained in the produced finished fertilizer.

The during operation, in order to solve the current dry shaping mode of fertilizer that proposes in the above-mentioned background art, when carrying out the drying to microbial manure, for making fertilizer drying even, need constantly to stir fertilizer, it is damaged very easily to make fertilizer, influence the product appearance, and can't accomplish completely dry even, it can increase man-hour to increase drying time, and it can not make fertilizer drying incomplete not to increase drying time, there is rotten risk during the storage, lead to beneficial microorganism living resources in the fertilizer to be predated, influence beneficial microorganism content, reduce the result of use of fertilizer's problem, the following technical scheme is provided: firstly, starting the equipment, starting the air pump to work, increasing the air pressure of the pressurizing cavity and further leading the air pressure at the air outlet channel to be increased so as to form air pressure difference, generating upward air in the air blowing cavity, and because the air blowing cavity is provided with a heating device, the upward air generated in the air blowing cavity is hot air (in order to ensure the activity of microorganisms in the fertilizer, the heat generated by the heating device is limited and cannot be too high; moreover, because the hot air of the equipment is discharged out of the equipment through the filter plate I and the fertilizer drying process is dynamic and has no accumulation, the heat accumulation cannot be generated, and the temperature is ultrahigh); then, the wind is converted into wind power in an oblique upward direction through an air outlet hole in the drying plate, and the oblique direction is clockwise; meanwhile, a feed pipe and a feeding barrel respectively feed the fertilizer to be dried and the dried powder with the same components into the drying cavity, and the height of the powder fed by the feeding barrel is lower than that of the fertilizer fed by the feed pipe (the powder can move upwards under the action of wind, and the fertilizer to be dried can move on a certain height under the combined action of gravity and wind power, so that the powder can wrap the fertilizer better, and a feed port of the powder needs to be positioned below a fertilizer feed port);

then the wet fertilizer is wrapped by the dry powder, the fertilizer with the powder wrapped on the surface moves clockwise along the drying plate in a certain height interval between the drying plate and the discharge port along with wind power (because the air outlet holes are obliquely arranged, the wind direction generated by the air outlet holes is oblique, so that the fertilizer can move clockwise along the drying plate while being blown upwards again), in the movement process, the fertilizer is not fixedly limited in the drying cavity, so that in the movement process of the fertilizer, irregular overturning and mutual friction can occur under the action of the wind power, the acceleration is realized by increasing the blowing area, the drying of the wet fertilizer can be accelerated under the action of the wind, and in addition, the drying process is very uniform because the fertilizer is overturned continuously; meanwhile, powder on the surface of the fertilizer can absorb moisture in the fertilizer and is separated from the fertilizer along with friction among the fertilizers, (in the process, the powder plays a role in protecting the surface of the fertilizer and preventing the surface of the fertilizer from being damaged and deformed due to mutual friction to influence the appearance of a finished product; and when the powder is separated from the fertilizer, the powder contains moisture absorbed from the fertilizer, so that the powder also plays a role in accelerating the drying of the fertilizer); in conclusion, the fertilizer being dried in the drying cavity can achieve a quick and uniform drying effect;

as the fertilizer is continuously dried, the powder on the surface of the fertilizer is continuously reduced, and the hardness of the corresponding fertilizer surface is also improved along with the increase of the drying degree, namely, as the powder on the surface of the fertilizer is continuously reduced, the surface of the fertilizer is not easy to damage; meanwhile, the moisture in the fertilizer is reduced, the density of the fertilizer is also reduced, correspondingly, under the same wind intensity, the blown height is increased, until the fertilizer is completely dried, the fertilizer is blown to the discharge port to be provided with a height (because the second filter plate is arranged above the discharge port, the second filter plate can play a role of blocking the fertilizer from rising so as to ensure that the fertilizer cannot cross the height of the discharge port, and therefore the dried fertilizer cannot be separated from the equipment from the discharge port), and after the fertilizer reaches the position of the discharge port, the fertilizer can be separated from the equipment from the discharge port under the action of centrifugal force (as can be seen from the figure 6, the drying plate is of an annular structure, the corresponding motion of the fertilizer along the track of the drying plate is circular motion, so that the fertilizer always has a tendency of moving towards the outside of the cover body in the motion process, and the fertilizer can;

wherein the moist powder material which is separated from the fertilizer is blown into the material returning barrel along the return fluid by wind (when the powder material passes through the discharge port 1-3, the powder material can not leave the equipment from the discharge port 1-3 because the discharge port 1-3 is provided with a fan blowing inwards), and then reaches the lower end of the material feeding barrel through the exhaust pipe, and is transmitted to the powder material inlet through the first screw fan to complete a circulation, wherein the wind blown into the exhaust pipe can pass through the first filter plate and is exhausted together with the first filter plate and is also provided with steam generated in the operation of the equipment, and the wind also needs to pass through the exhaust pipe before passing through the first filter plate, so as to play a role of air drying the powder material in the exhaust pipe (and a heating device arranged in the exhaust pipe can heat the inside of the pipe, further quicken the drying speed of the powder material), so as to ensure that the powder material, when the powder is blown into the material returning barrel by the wind, the wind can drive the second spiral fan to rotate so as to drive the second transmission shaft to rotate, and the first transmission shaft and the third transmission shaft which are correspondingly connected with the second transmission shaft through the first transmission belt and the second transmission belt also rotate along with the first transmission shaft, wherein the first transmission shaft drives the first spiral fan to rotate, and the first spiral fan transports the powder to a powder inlet; wherein transmission shaft three drives the screw thread clockwise rotation, as shown in fig. 2, when the screw thread clockwise rotation, trigger the post and can constantly be pushed down, and because the screw thread only has half a circle, so when transmission shaft three changes half a circle, trigger the post and reach the bottommost, the corresponding rubber hammer reaches the peak, then trigger the post and break away from the screw thread, trigger the post and no longer be restricted, the rubber hammer whereabouts, strike on filter one, strike the powder that glues on the filter one and break away from filter one, in order to prevent that filter one from being blockked up by the powder, and transmission shaft three every round of rotation, the corresponding rubber hammer strikes once).

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

1. the fertilizer is transported and dried by wind power, and when the fertilizer is just dried, a layer of dry powder is coated on the surface of the fertilizer, so that the fertilizer is irregularly overturned and rubbed with each other under the action of the wind power, the wet fertilizer can be dried quickly under the action of the wind, and the drying process is very uniform because the fertilizer is overturned continuously; meanwhile, the powder can absorb the moisture of the fertilizer and is separated from the fertilizer under the friction action so as to reduce the moisture in the fertilizer and achieve the effect of accelerating the drying of the fertilizer, and the fertilizer can be protected when the moisture degree of the fertilizer is deepest and the surface of the fertilizer is most easily damaged; finally, setting the height of the discharge port 1-3, forming a relation that the lower the water content of the fertilizer is, the higher the height of the fertilizer is by matching the water content of the fertilizer with wind power, so as to ensure that the fertilizer reaching the height of the discharge port 1-3 is the dried fertilizer, and discharging the fertilizer out of the equipment by the circular motion of the fertilizer; in conclusion, the drying effect of the equipment reaches the effects of quick, uniform and hundred percent drying.

2. Through air-blast chamber and air-blast board setting, carry out the transfer to the wind that the air pump produced and handle, make exhaust vent air-out intensity unanimous, make fertilizer drying more even, and control exhaust vent air-out intensity that can be better to the adjusting equipment.

3. And the second spiral fan is used for converting the wind energy discharged from the air outlet into kinetic energy, and further driving the first transmission shaft to rotate, so that the first spiral fan on the first transmission shaft conveys powder to equipment for recycling.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1;

FIG. 3 is a schematic side sectional view of the present invention with the general structure removed;

FIG. 4 is an enlarged view of the point B in FIG. 3;

FIG. 5 is an enlarged view of FIG. 3 at C;

FIG. 6 is a schematic cross-sectional view of the overall structure of the second filter-removing plate according to the present invention;

FIG. 7 is a cross-sectional view of the air outlet of the overall structure of the present invention;

fig. 8 is an enlarged schematic view of fig. 7 at D.

In the drawings, the components represented by the respective reference numerals are listed below:

the device comprises a cover body 1, a powder inlet 1-2, a discharge port 1-3, a reflux body 2, a cylinder section 2-1, an arc section 2-2, a funnel section 2-3, a feed pipe 3, a feed cylinder 4, a transmission shaft I4-1, a screw fan I4-2, a feed back cylinder 5, a transmission shaft II 5-1, a screw fan II 5-2, a transmission belt I6, a transmission belt II 7, an exhaust pipe 8, a transmission shaft III 8-1, threads 8-1-1, a drying cavity 9, a drying plate 10, an air outlet 10-1, an air blowing cavity 11, an air outlet channel 11-1, an air blowing plate 12, a pressurizing cavity 13, a bottom plate 14, a filter plate I15, a rubber hammer 16, a support 16-1, a trigger column 16-2 and a filter plate II 17.

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.

Referring to fig. 1-8, the present invention provides a technical solution: the utility model provides an environment-friendly microbial fertilizer drying and forming system which characterized in that: the device comprises a cover body 1, a reflux body 2, a feeding pipe 3 and a feeding barrel 4, wherein the cover body 1 is sleeved on the outer side of the reflux body 2; a drying plate 10 is fixedly connected between the cover body 1 and the reflux body 2, and a drying cavity 9 is formed; the feeding pipe 3 is externally connected with a feeding device, the feeding pipe 3 penetrates through the cover body 1 to be communicated with the drying cavity 9, the upper end of the feeding cylinder 4 penetrates through the cover body 1 to be communicated with the drying cavity 9, and the penetrating position is a powder inlet 1-2 for feeding powder into the drying cavity 9;

the reflux body 2 comprises a cylinder section 2-1 connected with the drying plate 10, the upper end of the cylinder section 2-1 is fixedly connected with an arc section 2-2, the arc bottom of the arc section 2-2 is upward, and the other end of the arc section 2-2 is connected with a funnel section 2-3 which is positioned at the axis of the cylinder section 2-1 and used for discharging powder;

a plurality of discharge ports 1-3 are formed in the outer wall of the cover body 1 above the drying plate 10; a plurality of identical air outlet holes 10-1 for air outlet are formed in the drying plate 10 at equal angles, and the air outlet holes 10-1 are obliquely arranged; the relationship between the air outlet intensity of the air outlet hole 10-1 and the height of the discharge hole 1-3 from the drying plate 10 satisfies that: the dry fertilizer can be blown to the height of the discharge port 1-3, and the wet fertilizer cannot be blown to the height of the discharge port 1-3;

a drying plate 10, a blast plate 12 and a bottom plate 14 are fixedly connected between the cover body 1 and the reflux body 2 from top to bottom in sequence, and a drying cavity 9, a blast cavity 11 and a pressurizing cavity 13 are respectively formed; the pressurization cavity 13 is externally connected with an air pump for increasing the air pressure of the pressurization cavity 13, a mechanism for heating is installed in the air blowing cavity 11, and an air outlet channel 11-1 is formed in the middle line of the air blowing plate 12.

As a further scheme of the invention, a second filter plate 17 is fixedly arranged in the drying cavity 9, and the second filter plate 17 is an annular filter plate; one end of the second filter plate 17 is fixedly connected with the cover body 1 and is connected with the upper end face of the discharge port 1-3, the other end of the second filter plate 17 is fixedly connected with the cylinder section 2-1, and the second filter plate 17 can play a role in blocking the fertilizer from rising so as to ensure that the fertilizer cannot cross the height of the discharge port 1-3, so that the dried fertilizer cannot be separated from the equipment from the discharge port 1-3, and the reliability of the equipment is enhanced.

As a further scheme of the invention, the lower end of the funnel section 2-3 is fixedly communicated with a material return barrel 5, the lower end of the material return barrel 5 is fixedly communicated with an exhaust pipe 8, the upper end of the exhaust pipe 8 is fixedly provided with a first filter plate 15 communicated with the outside, and the upper end of the right side of the exhaust pipe 8 is fixedly communicated with a feeding barrel 4; a transmission shaft II 5-1 is rotatably installed in the material-returning barrel 5, a plurality of spiral fans II 5-2 are fixedly installed on the transmission shaft II 5-1 at equal angles, a transmission shaft I4-1 is rotatably installed in the material-feeding barrel 4, and a spiral fan I4-2 is fixedly installed on the transmission shaft I4-1; the transmission shaft II 5-1 and the transmission shaft I4-1 penetrate through the bottom of the exhaust pipe 8 and are connected through the conveyor belt II 7, wind energy discharged from the air outlet 10-1 is recycled and converted into kinetic energy by the aid of the spiral fan II 5-2, and the transmission shaft I4-1 is driven to rotate, so that the spiral fan I4-2 on the transmission shaft I4-1 conveys powder to equipment for recycling.

As a further scheme of the invention, a support 16-1 is fixedly arranged at the upper end of the exhaust pipe 8 and positioned at the left side of a filter plate I15, a rubber hammer 16 is rotatably arranged on the support 16-1, the hammer head of the rubber hammer 16 is positioned above the filter plate I15, the tail part of the rubber hammer 16 is fixedly connected with a trigger column 16-2, a transmission shaft III 8-1 penetrating through the exhaust pipe 8 is arranged at the left side of the trigger column 16-2, a half circle of thread 8-1-1 is fixedly arranged at the part of the transmission shaft III 8-1 at the upper side of the exhaust pipe 8, when the thread 8-1-1 faces the trigger column 16-2, the trigger column 16-2 is always positioned below the thread 8-1-1 and is contacted with the thread 8-1-1, the rubber hammer 16 is arranged for continuously knocking the filter plate I15, so as to avoid the filter holes of the first filter plate 15 from being blocked by powder.

In a further aspect of the present invention, a heating device is disposed in the exhaust pipe 8, and the heating device heats the interior of the exhaust pipe 8 to enhance the drying effect of the powder material in the exhaust pipe 8.

As a further scheme of the invention, a fan for blowing air into the drying cavity 9 is arranged outside the discharge port 1-3, so that powder in the drying cavity 9 is prevented from coming out of the discharge port 1-3, and a large amount of dust is contained in the produced finished fertilizer.

The during operation, current fertilizer drying shaping mode, when carrying out the drying to the microbial fertilizer, fertilizer stews and can lead to fertilizer to have dry blind area, even for making fertilizer drying, need constantly stir fertilizer, very easily make fertilizer damaged, influence the product appearance, and dry completion is only relevant with the time, can't reach reliable drying to the different fertilizer granule of size, it can increase man-hour to increase drying time, and it can not make fertilizer drying incomplete not to increase drying time, there is rotten risk during the storage, lead to beneficial microorganism resources for life in the fertilizer to be predated, influence beneficial microorganism content, reduce the result of use problem of fertilizer, the following technical scheme is provided: firstly, starting the equipment, starting the air pump to work, increasing the air pressure of the pressurizing cavity 13, further leading the air pressure at the air outlet channel 11-1 to be increased, thereby forming an air pressure difference, generating upward air in the air blowing cavity 11, and because the air blowing cavity 11 is provided with a heating device, the upward air generated in the air blowing cavity 11 is hot air (in order to ensure the activity of microorganisms in the fertilizer, the heat generated by the heating device is limited and cannot be too high; and because the hot air of the equipment can be discharged out of the equipment through the first filter plate 15, and the fertilizer drying process is dynamic and free of accumulation, the heat accumulation cannot be generated, and the temperature is ultrahigh); then, the wind is converted into wind power in an oblique upward direction through an air outlet 10-1 on the drying plate 10, wherein the oblique direction is a clockwise direction; meanwhile, a feed pipe 3 and a feed cylinder 4 respectively feed the fertilizer to be dried and the dried powder with the same components into the drying cavity 9, and the height of the powder fed by the feed cylinder 4 is lower than that of the fertilizer fed by the feed pipe 3 (the powder moves upwards under the action of wind, and the fertilizer to be dried moves on a certain height under the combined action of gravity and wind power, so that the powder can wrap the fertilizer better, and a feed port of the powder needs to be positioned below a fertilizer feed port);

then the wet fertilizer is wrapped by the dried powder, and the fertilizer wrapped with the powder on the surface moves clockwise along the drying plate 10 in a certain height interval between the drying plate 10 and the discharge port 1-3 along with wind power (because the air outlet 10-1 is obliquely arranged, the wind direction generated by the air outlet 10-1 is oblique, so that the fertilizer can move clockwise along the drying plate 10 while being blown upwards, and during the movement, because the fertilizer is not fixedly limited in the drying cavity 9, irregular overturning and mutual friction can occur under the action of the wind power during the movement of the fertilizer, so that the acceleration is realized by increasing the blowing area, the wet fertilizer can be accelerated to dry under the action of the wind, and because the fertilizer is continuously overturned, the drying process is very uniform; meanwhile, powder on the surface of the fertilizer can absorb moisture in the fertilizer and is separated from the fertilizer along with friction among the fertilizers, (in the process, the powder plays a role in protecting the surface of the fertilizer and preventing the surface of the fertilizer from being damaged and deformed due to mutual friction to influence the appearance of a finished product; and when the powder is separated from the fertilizer, the powder contains moisture absorbed from the fertilizer, so that the powder also plays a role in accelerating the drying of the fertilizer); in conclusion, the fertilizer being dried in the drying cavity 9 can achieve a rapid and uniform drying effect;

as the fertilizer is continuously dried, the powder on the surface of the fertilizer is continuously reduced, and the hardness of the corresponding fertilizer surface is also improved along with the increase of the drying degree, namely, as the powder on the surface of the fertilizer is continuously reduced, the surface of the fertilizer is not easy to damage; meanwhile, the moisture in the fertilizer is reduced, the density of the fertilizer is reduced, correspondingly, under the same wind intensity, the blown height is increased, the fertilizer is blown to the opening height of the discharge port 1-3 until the fertilizer is completely dried, the fertilizer is blown to the opening height of the discharge port 1-3 (because the second filter plate 17 is arranged above the discharge port 1-3, the second filter plate 17 can play a role of blocking the fertilizer from rising so as to ensure that the fertilizer cannot cross the height of the discharge port 1-3, and therefore the dried fertilizer cannot be separated from the equipment from the discharge port 1-3), and after the fertilizer reaches the position of the discharge port 1-3, the fertilizer can be separated from the equipment from the discharge port 1-3 under the action of centrifugal force (as can be seen in figure 6, the drying plate 10 is of an annular structure, the corresponding fertilizer moving along the track of the drying plate 10 is circular motion, so that the, so that the fertilizer can be directly separated from the equipment after reaching the position 1-3 of the discharge hole);

wherein the moist powder material which is separated from the fertilizer is blown into the material returning barrel 5 along the return fluid 2 by wind (when the powder material passes through the discharge port 1-3, the powder material can not leave the equipment from the discharge port 1-3 because the discharge port 1-3 is provided with a fan blowing inwards), and then reaches the lower end of the material feeding barrel 4 through the exhaust pipe 8, and is transmitted to the powder material inlet 1-2 through the spiral fan one 4-2, so as to complete a circulation, wherein the wind blown into the exhaust pipe 8 can be discharged out of the equipment through the filter plate one 15, and the wind also needs to pass through the exhaust pipe 8 before passing through the filter plate one 15, so as to perform air drying function on the powder material in the exhaust pipe 8 (and the heating device arranged in the exhaust pipe can heat the inside of the pipe, thereby further accelerating the drying speed of the powder material), so as to ensure that the powder material which enters the equipment again is dry powder material (as shown in figure 3, when the powder is blown into the material returning barrel 5 by wind, the wind can drive the second spiral fan 5-2 to rotate, and further drive the second transmission shaft 5-1 to rotate, and the first transmission shaft 4-1 and the third transmission shaft 8-1 which are correspondingly connected with the second transmission shaft 5-1 through the first transmission belt 6 and the second transmission belt 7 also rotate, wherein the first transmission shaft 4-1 drives the first spiral fan 4-2 to rotate, and the first spiral fan 4-2 transports the powder to the powder inlet 1-2; wherein the third transmission shaft 8-1 drives the thread 8-1-1 to rotate clockwise, as shown in fig. 2, when the thread 8-1-1 rotates clockwise, the triggering column 16-2 is pressed continuously, and because the thread 8-1-1 has only half a turn, when the third transmission shaft 8-1 rotates half a turn, the triggering column 16-2 reaches the bottommost part, the corresponding rubber hammer 16 reaches the highest point, then the triggering column 16-2 is separated from the thread 8-1-1, the triggering column 16-2 is not limited any more, the rubber hammer 16 falls down and is knocked on the first filter plate 15, the powder adhered on the first filter plate 15 is knocked and separated from the first filter plate 15, so as to prevent the first filter plate 15 from being blocked by the powder, and the corresponding rubber hammer 16 is knocked once per one turn of the third transmission shaft 8-1).

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an environment-friendly microbial fertilizer drying and forming system which characterized in that: the device comprises a cover body (1), a reflux body (2), a feeding pipe (3) and a feeding barrel (4), wherein the cover body (1) is sleeved on the outer side of the reflux body (2); a drying plate (10) is fixedly connected between the cover body (1) and the reflux body (2) and forms a drying cavity (9); the feeding pipe (3) is externally connected with a feeding device, the feeding pipe (3) penetrates through the cover body (1) and is communicated with the drying cavity (9), the upper end of the feeding cylinder (4) penetrates through the cover body (1) and is communicated with the drying cavity (9), and the penetrating position is a powder inlet (1-2) for feeding powder into the drying cavity (9);

the reflux body (2) comprises a cylinder section (2-1) connected with the drying plate (10), the upper end of the cylinder section (2-1) is fixedly connected with an arc section (2-2), the arc bottom of the arc section (2-2) faces upwards, and the other end of the arc section (2-2) is connected with a funnel section (2-3) which is positioned at the axis of the cylinder section (2-1) and used for discharging powder;

a plurality of discharge holes (1-3) are formed in the outer wall of the cover body (1) above the drying plate (10); a plurality of identical air outlet holes (10-1) for air outlet are formed in the drying plate (10) at equal angles, and the air outlet holes (10-1) are obliquely arranged; the relationship between the air outlet intensity of the air outlet hole (10-1) and the height between the discharge hole (1-3) and the drying plate (10) satisfies the following conditions: the dry fertilizer can be blown to the height of the discharge port (1-3), while the wet fertilizer cannot be blown to the height of the discharge port (1-3);

a drying plate (10), a blast air plate (12) and a bottom plate (14) are fixedly connected between the cover body (1) and the reflux body (2) from top to bottom in sequence, and a drying cavity (9), a blast air cavity (11) and a pressurizing cavity (13) are respectively formed; the pressurization cavity (13) is externally connected with an air pump for increasing the air pressure of the pressurization cavity (13), a mechanism for heating is installed in the air blowing cavity (11), and an air outlet channel (11-1) is formed in the middle line of the air blowing plate (12).

2. The drying and forming system for the environment-friendly microbial fertilizer as claimed in claim 1, wherein: a second filter plate (17) is fixedly arranged in the drying cavity (9), and the second filter plate (17) is an annular filter plate; one end of the second filter plate (17) is fixedly connected with the cover body (1) and is connected with the upper end surface of the discharge port (1-3), and the other end of the second filter plate (17) is fixedly connected with the cylindrical section (2-1).

3. The drying and forming system for the environment-friendly microbial fertilizer as claimed in claim 2, wherein: the lower end of the funnel section (2-3) is fixedly communicated with a material return barrel (5), the lower end of the material return barrel (5) is fixedly communicated with an exhaust pipe (8), the upper end of the exhaust pipe (8) is fixedly provided with a first filter plate (15) communicated with the outside, and the upper end of the right side of the exhaust pipe (8) is fixedly communicated with a feeding barrel (4); a second transmission shaft (5-1) is rotatably installed in the material return barrel (5), a plurality of second spiral fans (5-2) are fixedly installed at equal angles on the second transmission shaft (5-1), a first transmission shaft (4-1) is rotatably installed in the feeding barrel (4), and a first spiral fan (4-2) is fixedly installed on the first transmission shaft (4-1); the second transmission shaft (5-1) and the first transmission shaft (4-1) penetrate through the bottom of the exhaust pipe (8) and are connected through the second conveyor belt (7).

4. The drying and forming system for the environment-friendly microbial fertilizer as claimed in claim 3, wherein: a bracket (16-1) is fixedly arranged at the upper end of the exhaust pipe (8) on the left side of the first filter plate (15), a rubber hammer (16) is rotatably arranged on the support (16-1), the hammer head of the rubber hammer (16) is positioned above the first filter plate (15), the tail part of the rubber hammer (16) is fixedly connected with a triggering column (16-2), the left side of the triggering column (16-2) is provided with a third transmission shaft (8-1) penetrating through the exhaust pipe (8), the part of the transmission shaft III (8-1) at the upper side of the exhaust pipe (8) is fixedly provided with a half-circle thread (8-1-1), when the thread (8-1-1) faces the trigger column (16-2), the trigger column (16-2) is always positioned below the thread (8-1-1) and is in contact with the thread (8-1-1).

5. The drying and forming system for the environment-friendly microbial fertilizer as claimed in claim 4, wherein: and a heating device is arranged in the exhaust pipe (8).

6. The drying and forming system for the environment-friendly microbial fertilizer as claimed in claim 4, wherein: a fan for blowing air into the drying cavity (9) is arranged outside the discharge port (1-3).