阅读说明：本技术 一种有机肥生产系统 (Organic fertilizer production system ) 是由 李启刚 刘元月 郭凯熊 张志雄 周剑 于 2020-05-29 设计创作，主要内容包括：本发明公开了一种有机肥生产系统,包括沿生产线方向依次设置的：堆料区、上料机构、分料机构、碎料机构、混料机构、一次发酵机构、二次发酵机构和筛料机构；所述分料机构用以根据来料种类将来料分仓储存并按照预设比例输向所述碎料机构破碎；所述一次发酵机构用以将来自所述混料机构的混匀物料进行好氧发酵；所述二次发酵机构用以将物料二次发酵并干燥；所述筛料机构用以筛选输出目标尺寸的成品有机肥；还包括依次连接全部相邻机构且用以输送物料的输料机构。本发明所提供的有机肥生产系统自动化程度和生产效率高,降低了工人的劳动强度,改善了工作环境。(The invention discloses an organic fertilizer production system, which comprises the following components in sequence along the production line direction: the device comprises a stacking area, a feeding mechanism, a material distributing mechanism, a crushing mechanism, a material mixing mechanism, a primary fermentation mechanism, a secondary fermentation mechanism and a screening mechanism; the material distribution mechanism is used for storing incoming materials in bins according to the types of the incoming materials and conveying the incoming materials to the material crushing mechanism for crushing according to a preset proportion; the primary fermentation mechanism is used for carrying out aerobic fermentation on the uniformly mixed material from the mixing mechanism; the secondary fermentation mechanism is used for carrying out secondary fermentation on the materials and drying the materials; the screening mechanism is used for screening and outputting finished organic fertilizers with target sizes; still including connecting all adjacent mechanisms in proper order and being used for the defeated material mechanism of transported substance material. The organic fertilizer production system provided by the invention has high automation degree and production efficiency, reduces the labor intensity of workers and improves the working environment.)

1. The utility model provides a fertilizer production system which characterized in that includes and sets gradually along the production line direction: the device comprises a stacking area, a feeding mechanism, a material distributing mechanism, a crushing mechanism, a material mixing mechanism, a primary fermentation mechanism, a secondary fermentation mechanism and a screening mechanism;

the material distribution mechanism is used for storing incoming materials in bins according to the types of the incoming materials and conveying the incoming materials to the material crushing mechanism for crushing according to a preset proportion;

the primary fermentation mechanism is used for carrying out aerobic fermentation on the uniformly mixed material from the mixing mechanism;

the secondary fermentation mechanism is used for carrying out secondary fermentation on the materials and drying the materials;

the screening mechanism is used for screening and outputting finished organic fertilizers with target sizes;

still including connecting all adjacent mechanisms in proper order and being used for the defeated material mechanism of transported substance material.

2. The organic fertilizer production system according to claim 1, wherein the feeding mechanism comprises a first conveyor belt (2) disposed obliquely upward from the stockpiling zone, and the feeding mechanism comprises a second conveyor belt (6) connected to the first conveyor belt (2) and disposed horizontally.

3. The organic fertilizer production system according to claim 2, wherein the material distributing mechanism comprises N material distributing bins (4) and N-1 plow type dischargers (5) which are sequentially arranged along the conveying direction of the second conveying belt (6), wherein N is a positive integer greater than or equal to 2;

all the material distribution bins (4) are arranged below the second conveying belt (6), and all the plow type trippers (5) are arranged above the conveying belt.

4. Fertilizer production system according to claim 3, characterized in that said breaking mechanism is a biaxial shredder (9);

defeated material mechanism includes: a fourth conveying belt (8) which is parallel to the second conveying belt (6) and connected with the double-shaft shredder (9), and third conveying belts (7) which are arranged in one-to-one correspondence to the material distribution bin (4), wherein the third conveying belts (7) are connected with the material distribution bin (4) and the fourth conveying belts (8);

and the third conveying belt (7) is provided with a weighing mechanism.

5. The organic fertilizer production system according to claim 4, wherein the mixing mechanism is a mixer (11), and an inlet of the mixer (11) is connected with a water injection pipe;

the material conveying mechanism comprises a fifth conveying belt (10) connected between the mixer (11) and the double-shaft shredder (9).

6. Organic fertilizer production system according to claim 5, characterized in that said primary fermentation means is a first drum fermenter (13), said first drum fermenter (13) being provided with a microwave device (26); the secondary roller fermentation mechanism comprises at least two groups of second roller fermenters (16) which are arranged side by side;

the material conveying mechanism comprises a sixth conveying belt (12) connected with the material mixing mechanism and the first roller fermenter (13), a seventh conveying belt connected with the discharge end of the first roller fermenter (13), and an eighth conveying belt (15) vertically connected with the seventh conveying belt (14);

the eighth conveying belt (15) is a bidirectional conveying belt, and the feeding end of the second roller fermenter (16) is attached to the eighth conveying belt (15).

7. Fertilizer production system according to claim 6, characterized in that said first drum fermenter (13) and said second drum fermenter (16) each comprise: the drum comprises a drum fixing part (25) fixed relative to the ground, a drum body (24) rotatably connected to the drum fixing part (25), and a sealing mechanism arranged between the drum body (24) and the drum fixing part (25).

8. Organic fertilizer production system according to claim 7, characterized in that said sealing mechanism comprises: a roller inner flange (27) extending along the inner radial direction of the roller body (24), and a roller inner cylinder (28) arranged outwards and vertical to the roller inner flange (27);

an annular groove is formed among the roller inner cylinder (28), the roller inner flange (27) and the roller body (24), and a sealing piece (30) is arranged in the annular groove;

the roller is characterized by further comprising an intermediate sleeve (29) nested on the outer periphery of the roller inner cylinder (28) and located on the inner periphery of the roller body (24), one end of the intermediate sleeve (29) is pressed against the sealing element (30), and the other end of the intermediate sleeve (29) is fixedly connected with the roller fixing part (25).

9. The organic fertilizer production system of claim 8, wherein the sealing mechanism further comprises a pressure plate (32) nested in the drum inner cylinder (28) and an elastic seal (31) disposed between the pressure plate (32) and the drum inner cylinder (28);

the elastic sealing member (31) includes a circumferential portion provided on the circumference of the pressing plate (32) and a ring portion fitted to the drum fixing portion (25).

10. The organic fertilizer production system according to claim 9, wherein the screening mechanism comprises a roller screening machine (20) and a finished product bin (19) connected below the roller screening machine (20), the roller screening machine (20) is used for screening the finished product of a target size and conveying the finished product to the finished product bin (19), and an automatic packing machine (23) is further connected to an outlet of the finished product bin (19);

defeated material mechanism is including connecting all ninth conveyor belt (17) of the discharge end of second cylinder fermentor (16), ninth conveyor belt (17) be two-way conveyor belt and with eighth conveyor belt (15) are parallel, ninth conveyor belt (17) with be connected with bucket elevator (18) between cylinder screening machine (20).

Technical Field

The invention relates to the technical field of organic fertilizer production, in particular to an organic fertilizer production system.

Background

The production of organic fertilizer at home and abroad has a long history. In the early organic fertilizer production, raw materials are simply piled up, ventilation and management are rarely carried out, and the characteristics of slow temperature rise, long time and easy odor generation of a pile body exist. Since the last 50 s, various organic fertilizer production systems have been developed, and the systems have the characteristics of high mechanization degree, large treatment capacity, high composting speed, high harmless degree and the like. The system mainly comprises three fertilizer piling systems: palletized, static palletized, and reactor systems. The reactor system is used for composting in one or more containers, so that the treatment of aeration, moisture and tail gas is better controlled, the product quality is further improved, and the reactor system is the most advanced organic fertilizer production system. However, the existing reactor system still has the problems of low automation degree, low production efficiency and high labor intensity.

Therefore, how to improve the production efficiency of the organic fertilizer and improve the production environment becomes a technical problem to be solved by the technical personnel in the field.

Disclosure of Invention

The invention aims to provide an organic fertilizer production system which can obviously improve the automation degree and the production efficiency of organic fertilizer production, improve the organic fertilizer production environment and reduce the labor intensity.

In order to achieve the purpose, the invention provides an organic fertilizer production system, which comprises the following components in sequence along the production line direction: the device comprises a stacking area, a feeding mechanism, a material distributing mechanism, a crushing mechanism, a material mixing mechanism, a primary fermentation mechanism, a secondary fermentation mechanism and a screening mechanism;

the material distribution mechanism is used for storing incoming materials in bins according to the types of the incoming materials and conveying the incoming materials to the material crushing mechanism for crushing according to a preset proportion;

the primary fermentation mechanism is used for carrying out aerobic fermentation on the uniformly mixed material from the mixing mechanism;

the secondary fermentation mechanism is used for carrying out secondary fermentation on the materials and drying the materials;

the screening mechanism is used for screening and outputting finished organic fertilizers with target sizes;

still including connecting all adjacent mechanisms in proper order and being used for the defeated material mechanism of transported substance material.

Optionally, the feeding mechanism includes a first conveying belt which is arranged obliquely upwards from the stacking area, and the material conveying mechanism includes a second conveying belt which is connected with the first conveying belt and is arranged horizontally.

Optionally, the material distribution mechanism comprises N material distribution bins and N-1 plough type dischargers which are sequentially arranged along the conveying direction of the second conveying belt, wherein N is a positive integer greater than or equal to 2;

all the material distribution bins are arranged below the second conveying belt, and all the plow type trippers are arranged above the conveying belt.

Optionally, the crushing mechanism is a twin-shaft shredder;

defeated material mechanism includes: the fourth conveying belt is parallel to the second conveying belt and connected with the double-shaft shredder, the third conveying belts are arranged in one-to-one correspondence with the material distribution bins, and the third conveying belts are connected with the material distribution bins and the fourth conveying belts;

and the third conveying belt is provided with a weighing mechanism.

Optionally, the mixing mechanism is a mixer, and an inlet of the mixer is connected with a water injection pipe;

defeated material mechanism including connect in the blendor with fifth conveyor belt between the biax shredder.

Optionally, the primary fermentation mechanism is a first roller fermenter, and a microwave device is arranged in the first roller fermenter; the secondary roller fermentation mechanism comprises at least two groups of second roller fermenters which are arranged side by side;

the material conveying mechanism comprises a sixth conveying belt connected with the material mixing mechanism and the first roller fermenter, a seventh conveying belt connected with the discharge end of the first roller fermenter, and an eighth conveying belt vertically connected with the seventh conveying belt;

the eighth conveying belt is a bidirectional conveying belt, and the feeding end of the second roller fermenter is attached to the eighth conveying belt.

Optionally, the first and second drum fermenters each comprise: the rotary drum comprises a drum fixing part fixed relative to the ground, a drum body rotationally connected to the drum fixing part, and a sealing mechanism arranged between the drum body and the drum fixing part.

Optionally, the sealing mechanism comprises: the roller inner cylinder is arranged outwards and is vertical to the roller inner flange;

an annular groove is formed among the roller inner cylinder, the roller inner flange and the roller body, and a sealing element is arranged in the annular groove;

the roller body is characterized by further comprising an intermediate sleeve nested on the outer periphery of the inner roller barrel and located on the inner periphery of the roller body, one end of the intermediate sleeve abuts against the sealing element, and the other end of the intermediate sleeve is fixedly connected with the roller fixing part.

Optionally, the sealing mechanism further comprises a pressure plate fixedly connected with the inner drum and an elastic sealing element arranged between the pressure plate and the inner drum;

the elastic sealing element comprises a circumferential part arranged on the circumference of the pressing plate and a circular ring part attached to the roller fixing part.

Optionally, the screening mechanism comprises a roller screening machine and a finished product bin connected below the roller screening machine, the roller screening machine is used for screening fine materials with target sizes and conveying the fine materials to the finished product bin, and an outlet of the finished product bin is further connected with an automatic packaging machine;

defeated material mechanism is including connecting totally the ninth conveyor belt of the discharge end of second cylinder fermentor, ninth conveyor belt be two-way conveyor belt and with eighth conveyor belt is parallel, ninth conveyor belt with be connected with bucket elevator between the cylinder divides the sieve machine.

Compared with the background art, the organic fertilizer production system provided by the invention has the advantages that multiple materials stacked in the stacking area are sequentially conveyed to the material distribution mechanism by means of the feeding mechanism, the multiple materials are conveyed to the material crushing mechanism and the material mixing mechanism according to the preset proportion after being distributed by the material distribution mechanism to be crushed and uniformly mixed, then the multiple materials are conveyed to the primary fermentation mechanism to be subjected to primary aerobic fermentation, the multiple materials are output to secondary fermentation to be subjected to secondary fermentation after being subjected to primary fermentation treatment, the multiple materials are conveyed to the material screening mechanism to be subjected to screening area after the whole fermentation process is finished, the fine materials meeting the target size are output and packaged, and the coarse materials not meeting the target size are conveyed back to the stacking area to be subjected to next circulation.

The adjacent mechanisms such as the feeding mechanism, the distributing mechanism, the crushing mechanism and the like complete material conveying through the material conveying mechanism, the whole process only needs manual control, and coarse material transportation can be carried out, full automation is basically realized, the automation degree and the production efficiency are obviously improved, the labor intensity of workers is reduced, and the labor environment is also improved.

Drawings

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

Fig. 1 is a front view of an organic fertilizer production system provided in an embodiment of the present invention;

FIG. 2 is a top view of FIG. 1;

fig. 3 is a partially enlarged view of a sealing mechanism between the drum fixing portion and the drum body in fig. 1.

Wherein:

1-pit, 2-first conveying belt, 3-stair, 4-material separating bin, 5-plough discharger, 6-second conveying belt, 7-third conveying belt, 8-fourth conveying belt, 9-double-shaft shredder, 10-fifth conveying belt, 11-mixer, 12-sixth conveying belt, 13-first roller fermenter, 14-seventh conveying belt, 15-eighth conveying belt, 16-second roller fermenter, 17-ninth conveying belt, 18-bucket elevator, 19-finished product bin, 20-roller screening machine, 21-chute, 22-bucket vehicle, 23-automatic packaging machine, 24-roller body, 25-roller fixing part, 26-microwave device, 27-roller inner flange, 28-roller inner cylinder, 29-middle sleeve, 30-sealing element, 31-elastic sealing element, 32-pressing plate and 33-fastening bolt.

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 order that those skilled in the art will better understand the disclosure, the invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 3, fig. 1 is a front view of an organic fertilizer production system according to an embodiment of the present invention, fig. 2 is a top view of fig. 1, and fig. 3 is a partially enlarged view of a sealing mechanism between a roller fixing portion and a roller body in fig. 1.

The organic fertilizer production system provided by the invention comprises a stacking area, a feeding mechanism, a distributing mechanism, a crushing mechanism, a mixing mechanism, a primary fermentation mechanism, a secondary fermentation mechanism and a screening mechanism. The stacking area is used for stacking various raw materials for producing organic fertilizers, various materials (raw materials) are conveyed to the material distribution mechanism by the feeding mechanism to be distributed, then the materials are conveyed to the material distribution mechanism in proportion to be crushed, the crushed materials are conveyed to the material mixer 11 to be mixed with water and further conveyed to the primary fermentation mechanism to be subjected to aerobic fermentation, semi-finished products after the primary fermentation are conveyed to the secondary fermentation mechanism to be subjected to secondary fermentation, organic fertilizers which meet the target size are screened out by the material screening mechanism to be packaged and output, and unqualified coarse materials are conveyed back to the stacking area to be subjected to the next round of production circulation.

Because the feeding mechanism, the distributing mechanism, the crushing mechanism, the mixing mechanism, the primary fermentation mechanism, the secondary fermentation mechanism and the screening mechanism are sequentially arranged along the direction of the production line, the conveying mechanism mainly plays a role in connecting adjacent mechanisms and conveying materials. The adjacent mechanism here specifically refers to two adjacent mechanisms arranged along the direction of the production line, such as the feeding mechanism and the material dividing mechanism, the material dividing mechanism and the material crushing mechanism … …, the secondary fermentation mechanism and the material sieving mechanism, and the like.

Referring to fig. 1 and 2, in the embodiment of the present invention, the material conveying mechanism is described by taking a conveyor belt as an example, and other mechanisms capable of connecting and conveying materials of adjacent mechanisms are also within the protection scope of the present application. The stockpiling region adopts the pit 1 which is excavated on site and prefabricated, a plurality of pits are arranged or a single pit 1 is divided into different stockpiling regions according to the material types, the feeding mechanism comprises a first conveying belt 2 which extends upwards to a preset height along a stair 3 from the pit 1, and a second conveying belt 6 which is arranged at a preset height level is connected to a material conveying mechanism of the feeding mechanism and the material distributing mechanism.

When the materials need to be loaded, the materials in the pit 1 are conveyed to the first conveying belt 2 through equipment such as a bucket wheel machine, the first conveying belt 2 runs along the direction of the stairs 3, the materials are conveyed to the preset height and then transferred to the second conveying belt 6, and the materials are conveyed to the material distribution mechanism through the second conveying belt 6 to be distributed.

The material distributing mechanism adopts a plurality of material distributing bins 4 arranged below the second conveying belt and a plurality of plow type dischargers 5 arranged above the conveying belt. The front part of the plow discharger 5 is provided with a sharp corner aligned with the incoming material direction, the rear part of the plow discharger is provided with a rotating shaft, the sharp corner is controlled by the rotating shaft to transfer the attaching belt and the second conveying belt 6, the incoming material is stopped and discharged, and when the discharging is not needed, the rotating shaft is controlled to lift the sharp corner.

The plurality of material distribution bins 4 are sequentially arranged along the conveying direction of the second conveying belt 6, and the plurality of plough type dischargers 5 are also sequentially arranged along the conveying direction of the second conveying belt 6. The number of the material distribution bins 4 and the number of the plough type dischargers 5 correspond to each other, when the number of the material distribution bins 4 is N, the number of the plough type dischargers 5 is N-1, and N is a positive integer greater than or equal to 2. And the plough type discharger 5 is correspondingly arranged above the material distributing bins 4 along the conveying direction of the second conveying belt 6 one by one, and the last material distributing bin 4 corresponds to the tail part of the second conveying belt, so that the discharging is not needed.

For example, the distribution bins 4 are arranged into 3 groups, the plough type dischargers 5 are correspondingly arranged into 2 groups, and the 2 groups of plough type dischargers 5 are correspondingly arranged above the front 2 groups of distribution bins 4 respectively. Wherein, the first material distributing bin 4 can be used for receiving mushroom dregs, the second material distributing bin 4 is used for receiving dry pig manure, and the third material distributing bin 4 is used for receiving wood chips.

When incoming materials conveyed by the first conveying belt 2 and the second conveying belt 6 are mushroom residues, the plow discharger 5 arranged above the first material distribution bin 4 is used for controlling the sharp corner to be lowered through rotating the rotating shaft to stop the incoming materials, so that the mushroom residues slide into the first material distribution bin 4 from two sides of the sharp corner, namely two sides of the second conveying belt 6.

When the supplied materials are dry pig manure, the sharp corner of the plow discharger 5 above the first material distribution bin 4 is arranged in a suspension manner relative to the second conveying belt 6, and the sharp corner of the plow discharger 5 above the second material distribution bin 4 is placed downwards to discharge the dry pig manure into the second material distribution bin 4.

When the supplied materials are sawdust, sharp corners of plow type dischargers 5 above the first material distribution bin 4 and the second material distribution bin 4 are suspended relative to the second conveying belt 6, and the sawdust is conveyed to the tail end of the second conveying belt 6 and then enters the third material distribution bin 4 through the tail end to realize material distribution.

The feeding and the distribution of various materials are completed by the single first conveying belt 2 and the distribution mechanism. The material distributing bin 4 has the functions of distributing materials and temporarily storing materials, and the type of incoming materials can be realized by controlling the bucket wheel machine to move to different stockpiling areas to feed materials to the first conveying belt 2 through the amount of residual materials in each material distributing bin 4. The number of the material distribution bins 4 and the plow discharger 5 can be determined according to the types of raw materials required by producing different types of organic fertilizers. The material distribution bins 4 can also be internally provided with a weighing mechanism and a material conveying control mechanism, so that the material conveying proportion of the material distribution bins 4 is controlled. The bearing mechanism and the discharge control by adjusting the opening degree of the discharge port of the material distribution bin 4 and the like can be set by referring to the prior art, and are not expanded in detail here.

In order to optimize the above embodiment and further improve the automation degree of the organic fertilizer production system, a first automatic control mechanism may be further disposed at the material distribution mechanism, and the first automatic control mechanism specifically includes a supplied material recognition mechanism and a first control portion connected between the supplied material recognition mechanism and the plurality of plow dischargers 5. Supplied materials recognition mechanism is including setting up the mechanism of making a video recording in the second conveyer belt top, and the mechanism of making a video recording is through the image information who acquires the supplied materials, and the material image contrast that will save in first control portion confirms the supplied materials kind, then the pivot rotation of the plough tripper 5 that the control corresponds, and the closed angle is transferred and is unloaded. The supplied material identification mechanism can adopt a camera shooting mechanism to carry out imaging comparison, can also carry out sampling by arranging a sampling mechanism, identifies the type of the supplied material by virtue of information comparison such as dryness, humidity and temperature, and then controls the action of the corresponding plow discharger 5.

Crushed aggregates mechanism specifically can adopt biax shredder 9, connects the defeated material mechanism between biax shredder 9 and branch feed bin 4 and includes the fourth conveyor belt 8 with second conveyor belt 6 parallel arrangement to and connect the discharge end of branch feed bin 4 and third conveyor belt 7 of fourth conveyor belt 8. The third conveying belts 7 are arranged in one-to-one correspondence with the distributing bins 4, and for accurately controlling the proportion of various materials, the third belts can also be provided with a bearing mechanism and a second automatic control mechanism as required, the second automatic control mechanism is connected to a discharging control valve at the outlet end of the distributing bin, and the opening degree of the discharging control valve of each distributing bin 4 is adjusted according to the preset weighing ratio of the distributing block and the weighing mechanism. The arrangement of the conveyor belt with weighing means can be referred to the prior art and is not expanded here in detail.

The mixing mechanism is a mixer 11 and is mainly used for mixing the crushed materials. Meanwhile, in order to facilitate the subsequent fermentation process and provide a suitable breeding environment for bacteria, a water injection pipe is connected to an inlet of the mixer 11, water is injected into the crushed materials through the water injection pipe, and the humidity of the materials is adjusted. The material is allowed to reach the specified water content, and the water content is preferably controlled between 50% and 65%. The material conveying mechanism arranged between the mixer 11 and the double-shaft shredder 9 is a fifth conveying belt 10.

The fermentation mechanism is preferably a roller fermenter, the primary fermentation mechanism comprises a first roller fermenter 13, and the secondary fermentation mechanism comprises at least two second roller fermenters 16, in other words, the number of the second roller fermenters 16 is larger than that of the first roller fermenters 13. The time required for the secondary fermentation is longer than that required for the primary fermentation. In order to ensure the continuous operation of the first roller fermenter 13 and the second roller fermenter 16, the number of the second roller fermenters 16 is more than that of the first roller fermenters 13, so that the semi-finished products fermented by the first roller fermenter 13 can be alternately conveyed to different second roller fermenters 16 for fermentation, and the continuous operation of the first roller fermenter 13 is ensured.

The microwave device 26 is also arranged in the first roller fermenter 13, the microwave device 26 is fixed at the end part of the first roller fermenter 13, and the fermented material contains a large amount of moisture, so the microwave device is a good microwave absorption carrier. The high-frequency oscillation of the microwave enables the material to be quickly heated to the proper temperature for the propagation and fermentation of the high-temperature aerobic bacteria, and the fermentation process is accelerated. The microwave device 26 comprises in particular a magnetron and an excitation cavity. The microwave generated by the magnetron is transmitted into the material of the roller body 24 through the excitation cavity, so that the material is promoted to be heated rapidly. The magnetron can be an industrial cold water magnetron, and the frequency can be 915MHz or 2450 MHz.

In order to convey the materials in the mixing mechanism to the first roller fermenter 13 and then convey the primarily fermented materials in the first roller fermenter 13 to the second roller fermenter 16, a sixth conveying belt 12 for connecting the mixer 11 and the first roller fermenter 13 is particularly arranged at the feeding end of the mixer. A seventh conveying belt 14 is arranged at the discharging end of the first roller fermenter 13, and an eighth conveying belt 15 vertical to the seventh conveying belt 14 is arranged at the tail end of the seventh conveying belt 14.

The parallel arrangement of the second roller fermenters 16 and the attachment of the feeding end to the eighth conveying belt 15 are realized, the eighth conveying belt 15 adopts a bidirectional conveying belt, a hopper and a discharging device are arranged at the feeding end of the second roller fermenters 16, and the materials are alternately conveyed to different second roller fermenters 16 by matching the hopper and the discharging device under the bidirectional movement of the eighth conveying belt 15. The arrangement of the discharging device and the hopper can refer to the arrangement of the plow discharger 5 and the material distributing bin 4, and the discharging end of the hopper is connected with the feeding end of the second roller fermenter 16. Because the fermentation time in the second roller fermenter 16 is long, the materials can be naturally dried in the second roller fermenter 16, and a drying device such as a microwave device 26 can be arranged in the second roller fermenter 16, the drying time can be controlled, and the arrangement of the microwave device 26 can refer to the first roller fermenter 13.

Above-mentioned first cylinder fermentor 13 and second cylinder fermentor 16 all include cylinder fixed part 25 and the cylinder body 24 of swivelling joint cylinder fixed part 25, drive the material at cylinder fermentor internal rotation mixing through cylinder body 24, the fermentation process with higher speed.

Further, a sealing mechanism is connected between the roller fixing portion 25 and the roller body 24 for relatively sealing the roller fixing portion 25 and the roller body 24, so as to prevent the material from leaking out from a gap between the roller body 24 and the roller fixing portion 25 in the rotation process of the roller body 24.

Specifically, referring to fig. 3, the sealing mechanism includes an inner flange extending in the inner diameter direction of the roller body 24, the end of the inner flange is vertically connected to an inner roller 28 extending toward the end, i.e., the roller fixing portion 25, the inner roller 28 is connected to the roller body 24 to form an annular groove, a sealing member 30 is disposed at the bottom of the annular groove, the sealing member 30 is fixed by an intermediate sleeve 29 nested in the annular groove, one end of the intermediate sleeve 29 abuts against the bottom of the annular groove and is connected to the sealing member 30, and the other end of the intermediate sleeve 29 is fixed to the roller fixing portion 25. In this way, the annular seal at the rotational connection of the drum body 24 and the drum fixing portion 25 is formed by the mutual nesting of the drum inner cylinder 28 and the intermediate sleeve 29.

Further, a pressing plate 32 is nested on the inner periphery of the end of the drum inner cylinder 28, an elastic sealing member 31 is provided between the pressing plate 32 and the inner wall of the drum inner cylinder 28, and another layer of sealing is formed on the drum body 24 and the drum fixing portion 25 by the elastic sealing member 31 and the pressing plate 32. The elastic sealing element 31, the pressing plate 32 and the roller inner cylinder 28 are fixedly connected through a fastening bolt 33, and the pressing plate 32 synchronously rotates under the driving of the roller inner cylinder 28.

The elastomeric seal 31 comprises two parts: a circumferential portion provided in the circumferential direction of the presser plate 32 and in close contact and sealing with the inner wall of the drum inner cylinder 28, and an annular portion in close contact with the drum fixing portion 25, the circumferential portion and the annular portion being perpendicular and formed as an integral member. Generally, a rubber member, a plastic member or a thin metal member may be used.

The screening mechanism then includes that the cylinder divides screen (ing) machine 20 and connects at the finished product storehouse 19 of cylinder branch screen (ing) machine 20 below, and cylinder divides screen (ing) machine 20 is a rotary filter device in essence, and the refined material that can filter screening target size passes through the discharge gate conveying pool finished product storehouse 19 of bottom, and the elephant trunk 21 that is greater than the coarse fodder side of target size through the lateral part enters into hopper car 22 in, and manual control hopper car 22 transports the coarse fodder to the windrow district and carries out the circulation fermentation next time can.

The discharge hole of the finished product bin 19 is also connected with an automatic packaging machine 23, and finished organic fertilizers are packaged and sealed through the automatic packaging machine 23 according to preset weight. The automatic packaging machine 23 is a conventional packaging device and its structure and operation will not be described in detail. In order to convey the materials of the plurality of second roller fermenters 16 to the roller screening machine 20, a ninth conveying belt 17 is arranged at the discharge end of the plurality of second roller fermenters 16 arranged side by side, the ninth conveying belt 17 and the eighth conveying belt 15 are arranged in parallel, and the ninth conveying belt 17 also adopts a bidirectional conveying belt. In contrast, the eighth conveyor belt 15 feeds materials into the second roller fermenter 16, the ninth conveyor belt 17 outputs materials in the second roller fermenter 16, and the conveying direction between the eighth conveyor belt 15 and the ninth conveyor belt 17 is opposite to that of the same second roller fermenter 16 during material conveying.

A lifting mechanism such as a bucket elevator 18 is connected to the ninth conveying belt, and the bucket elevator 18 can convey the material conveyed by the ninth conveying belt 17 into the drum sifter 20. The invention can also be provided with a third automatic control mechanism which is connected with the driving motors of all the conveying belts and is used for controlling the corresponding conveying belts to operate and rotate forwards or backwards according to the preset fermentation program and the crushing, mixing and fermentation time. The first automatic control mechanism, the second automatic control mechanism and the third automatic control mechanism can adopt a single chip microcomputer, a programmable logic controller or an industrial computer and the like.

It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

The organic fertilizer production system provided by the invention is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.