CN214389441U

CN214389441U - Dust pelletizing system is used in microbial manure production

Info

Publication number: CN214389441U
Application number: CN202023062032.4U
Authority: CN
Inventors: 金福艳; 李新
Original assignee: Liaoning Sheng De Source Microbiological Science And Technology Co ltd
Current assignee: Liaoning Sheng De Source Microbiological Science And Technology Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-10-15
Anticipated expiration: 2030-12-18

Abstract

The utility model relates to the field of microbial fertilizer production, in particular to a dust removal system for microbial fertilizer production, wherein a drying output conveying belt is arranged between the drying device and a first cooling cylinder of the cooling system, one side of the output end of the drying device is connected with the ash storage chamber through a first connecting pipeline, the other side is provided with a first induced draft hopper, the upper side of the ash storage room is connected with a first induced draft hopper through a first circulating pipeline, the input end of a first recovery conveying belt is arranged below the output port of the first induced draft hopper, the output end of the first recovery conveying belt is arranged above a granulation feeding conveying belt, one side of the input end of a first cooling cylinder body is connected with the ash storage room through a second connecting pipeline, the other side of the input end of the first cooling cylinder body is provided with a second induced draft hopper, and the upper side of the ash storage room is connected with a second induced draft hopper through a second circulating pipeline, the input end of a second recovery conveying belt is arranged below the output port of the second induced draft hopper, and the output end of the second recovery conveying belt is arranged above the stirring feeding conveying belt. The utility model discloses reduce the dust emission and improved material utilization efficiency simultaneously, and guarantee fully to remove dust.

Description

Dust pelletizing system is used in microbial manure production

Technical Field

The utility model belongs to the technical field of microbial manure production and specifically relates to a dust pelletizing system is used in microbial manure production.

Background

In the production process of microbial fertilizer, a semi-finished product formed by stirring and granulating raw materials needs to enter a dryer for drying and then cooling, dust floating materials are generated in the process, in the prior art, the dust floating materials are usually discharged after being directly treated by a dust removal device, the dust floating materials are found to contain a large amount of floating materials such as organic fertilizer in actual production, and compared with other dust, the organic fertilizer floating materials have smaller granularity and lighter weight, and the possibility of recycling the organic fertilizer floating materials exists.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dust pelletizing system is used in microbial fertilizer production, with the less quality lighter fertilizer floater recycle of granule that dopes in the dust, also improved the utilization efficiency of material when reducing the dust emission to guarantee fully to remove dust, accord with national environmental protection requirement.

The purpose of the utility model is realized through the following technical scheme:

a dust removal system for microbial fertilizer production comprises a drying device, a drying output conveying belt, a cooling system, a first induced air hopper, a second induced air hopper, an ash storage chamber, a first recovery conveying belt and a second recovery conveying belt, wherein the cooling system comprises a first cooling barrel body, an intermediate conveying belt and a second cooling barrel body which are sequentially connected, the drying output conveying belt is arranged between the drying device and the first cooling barrel body, one side of the output end of the drying device is connected with the ash storage chamber through a first connecting pipeline, the other side of the output end of the drying device is provided with the first induced air hopper, the upper side of the ash storage chamber is connected with the first induced air hopper through a first circulating pipeline, the input end of the first recovery conveying belt is arranged below the output port of the first induced air hopper, the output end of the first recovery conveying belt is arranged above a granulation feeding conveying belt, one side of the input end of the first cooling barrel body is connected with the ash storage chamber through a second connecting pipeline, the opposite side is equipped with second induced air hopper, just store up between the ash upside pass through the second circulation pipeline with second induced air hopper links to each other, and second is retrieved the transmission band input and is located second induced air hopper delivery outlet below, the stirring pan feeding transmission band top is located to the output.

Store up interior symmetry between ash and be equipped with first partition wall group and second partition wall group, first partition wall group and second partition wall group all include the partition wall of a plurality of crisscross settings, just leave the space between partition wall upper end and the ash storage room roof, store up between ash one side upper end with first circulation tube coupling, opposite side upper end with second circulation tube coupling, it is equipped with dust removal pipeline to store up the rear wall body lower part that lies in between first partition wall group and the second partition wall group between ash storage room.

The dust removal pipeline is connected with the dust removal fan arranged on the outer side of the wall body of the workshop, the dust removal fan is arranged on an installation base station, a sedimentation tank is arranged on the lower side of the installation base station, a chimney is vertically arranged on the upper side of the installation base station, the lower end of the chimney is communicated with the sedimentation tank, and an output pipeline of the dust removal fan extends into the sedimentation tank and an opening of the output pipeline is positioned below the water surface.

The input end of the dust removal fan is connected with a pumping-back pipeline, one end of the pumping-back pipeline, which is far away from the dust removal fan, extends into the sedimentation water tank, and the opening of the pumping-back pipeline is positioned above the water surface.

And a first induced draft fan is arranged in the upper end of the first induced draft hopper, and a second induced draft fan is arranged in the upper end of the second induced draft hopper.

The lower end of the first induced draft hopper is provided with a first output control valve, and the lower end of the second induced draft hopper is provided with a second output control valve.

The utility model discloses an advantage does with positive effect:

1. the utility model discloses utilize first induced air hopper, the less quality of second induced air hopper and storage ash realizes the less quality of granule less fertilizer floater and the separation of dust between, and reuse the fertilizer floater, wherein the less quality of granule less and recoverable fertilizer floater suspension constantly breaks away from the rising and is saved and recycles in the induced air hopper that gets into the correspondence by the circulation pipeline of storage ash room upside, the subaerial sedimentary heavier dust of storage ash room is discharged by dust removal pipeline, the utilization efficiency of material has also been improved when reducing the dust emission like this.

2. The utility model discloses a rear side is equipped with the dust removal pipeline and is connected with the dust exhausting fan outside the workshop between the ash storage, dust exhausting fan's output pipeline extends to in the sedimentation tank and lies in the surface of water under, dissolves the water deposit behind the dust entering sedimentation tank and realizes dust removal effect.

3. The utility model discloses a dust exhausting fan input links to each other with a pumpback pipeline, the pumpback pipeline stretches into to depositing the pond and the opening is located the surface of water top, the pumpback pipeline can make the dust floater circulation on the water level in the depositing pond on the one hand get into again after dust exhausting fan under the surface of water in the depositing pond, guarantees to furthest that the dust floater dissolves the water and deposits, on the other hand the pumpback pipeline also can make to form the negative pressure state of certain degree in the depositing pond, makes not dissolve in water and the relatively great dust of granule receives the negative pressure effect to be deposited in the depositing pond, can not discharge by the chimney and influence the environment to guarantee fully to remove dust, accord with the requirement of national environmental protection, and the workshop environment is clean and tidy.

Drawings

Figure 1 is a front view of the present invention,

figure 2 is a top view of the present invention,

FIG. 3 is a schematic view of the ash storage room, the first induced draft hopper and the second induced draft hopper in FIG. 1,

figure 4 is a schematic perspective view of the first scoop of figure 3,

figure 5 is a perspective view of the second scoop of figure 3,

FIG. 6 is a horizontal sectional view of the ash storage compartment of FIG. 3,

figure 7 is a view a-a of figure 3,

fig. 8 is a top view of the dust exhausting fan of fig. 7.

The drying device comprises a drying device 1, a first induced air hopper 2, a drying output conveying belt 3, an ash storage chamber 4, a first partition wall group 401, a second partition wall group 402, a dedusting pipeline 403, a first cooling cylinder 5, a second induced air hopper 6, a second circulating pipeline 7, a first circulating pipeline 8, a first connecting pipeline 9, a dedusting fan 10, an output pipeline 11, a settling water tank 12, a back-pumping pipeline 13, a chimney 14, an intermediate conveying belt 15, a second cooling cylinder 16, a first recycling conveying belt 17, a second recycling conveying belt 18, a stirring feeding conveying belt 19 and a granulating feeding conveying belt 20.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

As shown in figures 1-8, the utility model comprises a drying device 1, a drying output conveyor belt 3, a cooling system, a first induced air hopper 2, a second induced air hopper 6, an ash storage chamber 4, a first recovery conveyor belt 17 and a second recovery conveyor belt 18, wherein the cooling system comprises a first cooling cylinder 5, an intermediate conveyor belt 15 and a second cooling cylinder 16 which are connected in series in sequence, the drying output conveyor belt 3 is arranged between the drying device 1 and the first cooling cylinder 5, as shown in figure 4, one side of the output end of the drying device 1 is connected with the ash storage chamber 4 through a first connecting pipeline 9, the other side is provided with a first induced air hopper 2, the upper side of the ash storage chamber 4 is connected with the first induced air hopper 2 through a first circulating pipeline 8, a first induced draft fan is arranged in the spiral part at the upper end of the first induced air hopper 2, a first output control valve is arranged at the lower end output port of the first induced air hopper 2, as shown in fig. 2, the input end of the first recovery transmission belt 17 is arranged below the output port of the first induced draft hopper 2, and the output end of the first recovery transmission belt 17 is arranged above the granulation feeding transmission belt 20, as shown in fig. 5, one side of the input end of the first cooling cylinder 5 is connected with the ash storage chamber 4 through the second connecting pipeline, the other side of the input end of the first cooling cylinder is provided with the second induced draft hopper 6, and the ash storage chamber 4 is connected with the second induced draft hopper 6 through the second circulating pipeline 7, the second induced draft hopper 6 is internally provided with the second induced draft fan in the upper spiral part, the second induced hopper 6 is provided with a second output control valve at the lower end output port, as shown in fig. 2, the input end of the second recovery transmission belt 18 is arranged below the output port of the second induced draft hopper 6, and the output end of the second recovery transmission belt is arranged above the stirring feeding transmission belt 19.

As shown in fig. 6, a first partition wall group 401 and a second partition wall group 402 are symmetrically arranged in the ash storage room 4, the first partition wall group 401 and the second partition wall group 402 both include a plurality of partition walls arranged in a staggered manner, as shown in fig. 7, a gap is left between the upper end of each partition wall and the top plate of the ash storage room 4, the upper end of one side of the ash storage room 4 is connected with the first circulation pipeline 8, the upper end of the other side of the ash storage room is connected with the second circulation pipeline 7, and a dust removal pipeline 403 is arranged at the lower end of the middle rear side wall body of the ash storage room 4 between the first partition wall group 401 and the second partition wall group 402.

As shown in fig. 7, the dust moisture and the like in the drying device 1 firstly enter one end of the dust storage room 4 through a first connecting pipeline 9 by the action of a first draught fan at the upper end of a first draught hopper 2, the heavier dust part is deposited on the ground of the dust storage room 4, the fertilizer floating matters with smaller particles (more than 200 meshes) and lighter weight and capable of being recycled rise and are output by a first circulating pipeline 8, the dust removing pipeline 403 is connected with a dust removing fan 10, the dust on the ground moves back and forth along each partition wall of a first partition wall group 401 by the action of the dust removing fan 10 and finally enters the dust removing pipeline 403, and in the dust moving back and forth, the fertilizer floating matters with smaller particles (more than 200 meshes) and lighter weight and capable of being recycled in the dust break away and rise to the top gap of the dust storage room 4 and finally enter the first circulating pipeline 8.

The condition of the first cooling cylinder 5 is similar to that of the drying device 1, a second induced draft fan at the upper end of a second induced draft hopper 6 guides the room temperature air entering from the output end of the first cooling cylinder 5 to flow upwards and to perform heat convection with the materials in the first cooling cylinder 5 to realize a cooling effect, and simultaneously guides dust and moisture and the like generated in the first cooling cylinder 5 to enter the other end of the ash storage room 4 through a second connecting pipeline, a heavier dust part is deposited on the ground of the ash storage room 4, fertilizer floating matters with smaller particles (particle size of 150-160 meshes) and lighter weight and capable of being recycled rise and are output by a second circulating pipeline 7, due to the induced draft dedusting function at the output end of the drying device 1, the particle size of the fertilizer floating matters generated in the first cooling cylinder 5 is relatively larger, and dust on the ground moves back and forth along each partition wall of the second partition wall group 402 under the action of a dedusting fan 10 and finally enters a dedusting pipeline 403, in the dust reciprocating movement process, the fertilizer floating objects which are doped in the dust, have smaller particles (the particle size is 150-160 meshes), are lighter in weight and can be recycled are continuously separated and rise to the top gap of the dust storage room 4, and finally enter the second circulating pipeline 7.

As shown in fig. 6, the first circulation pipeline 8 mainly sucks away the fertilizer floating substances in the top gap of the first partition wall group 401 in the ash storage room 4, and the second circulation pipeline 7 mainly sucks away the fertilizer floating substances in the top gap of the second partition wall group 402 in the ash storage room 4.

First output control valve of 2 lower extremes of first induced air hopper and second output control valve of 6 lower extremes of second induced air hopper all open when setting for weight corresponding to the fertilizer floater deposit in the induced air hopper, and the fertilizer floater when this moment is deposited on the one hand receives a small amount of moisture effect to condense, and on the one hand weight is great and directly falls on the nearer recovery transmission area of below distance, avoids producing during the output to pounce on the utmost and pounces on grey effect and causes the floater overflow, guarantees recycle efficiency. The first output control valve and the second output control valve are well known in the art, and mature commercial products can be adopted, or a blanking control valve structure with the authorization publication number of CN202115985U can also be adopted.

As shown in fig. 2, the fertilizer floating material particles output from the first induced air hopper 2 are relatively fine (above 200 mesh), and can be directly transmitted to the granulating feeding conveyor belt 20 through the first recovery conveyor belt 17, and then enter the granulator, and the fertilizer floating material particles output from the second inducing hopper 6 are relatively coarse (150-160 mesh), and can be transmitted to the stirring feeding conveyor belt 19 through the second recovery conveyor belt 18, and then enter the stirrer.

As shown in fig. 7, dust removal pipeline 403 is connected with the dust exhausting fan 10 arranged outside the wall body of the workshop, dust exhausting fan 10 is arranged on an installation base station, the installation base station downside is provided with a sedimentation tank 12, the installation base station upside is vertically provided with a chimney 14, just the chimney 14 lower end with sedimentation tank 12 communicates, the output pipeline 11 of dust exhausting fan 10 extends to the sedimentation tank 12 and the opening is located under the water, most water-soluble sediment after the dust enters sedimentation tank 12, and only few water is discharged through chimney 14, and no influence is caused to the environment. In addition, as shown in fig. 7 to 8, the input end of the dust removal fan 10 is connected to a pumping-back pipeline 13, one end of the pumping-back pipeline 13, which is far away from the dust removal fan 10, extends into the sedimentation tank 12, and the opening is located above the water surface, on one hand, the pumping-back pipeline 13 can enable the dust floating objects on the water surface in the sedimentation tank 12 to circularly enter the water surface of the sedimentation tank 12 again after entering the dust removal fan 10, so as to ensure the dust floating objects to be dissolved in water to be precipitated to the maximum extent, on the other hand, the pumping-back pipeline 13 can also enable a certain degree of negative pressure state to be formed in the sedimentation tank 12, so that the dust which is not dissolved in water and has relatively large particles to be stored in the sedimentation tank 12 under the negative pressure effect, and the environment cannot be influenced by the discharge of the chimney 14.

In this embodiment, the drying device 1 includes a drying barrel and a driving device, an input end of the drying barrel is provided with a feeding port and an air inlet, a material is fed from the feeding port, hot air for drying is fed from the air inlet, an outer gear ring is arranged outside the drying barrel, an output shaft of the driving device is provided with a gear engaged with the outer gear ring, the driving device drives the drying barrel to rotate by transmitting torque through the gear and the outer gear ring, the material is continuously turned over and moved down along the drying barrel, and a drying effect is achieved under the action of hot air, and the driving device can adopt a servo motor and other devices. The drying device 1 is a known technology in the art.

In the embodiment, the cooling system is a long-distance transmission system formed by a first cooling cylinder 5, an intermediate transmission belt 15 and a second cooling cylinder 16, and natural cooling is performed on the material by using room temperature air, so as to ensure the quality of the cooled material particles, wherein the first cooling cylinder 5 guides the room temperature air entering from the output end of the first cooling cylinder 5 to flow upwards through a second draught fan at the upper end of a second draught fan hopper 6 and performs heat convection with the material in the first cooling cylinder 5 to realize a cooling effect, the material enters the second cooling cylinder 16 through the intermediate transmission belt 15 and is mainly naturally cooled, the first cooling cylinder 5 and the second cooling cylinder 16 have the same structure as that of a drying cylinder, an outer gear ring is arranged on the outer side of the first cooling cylinder, a driving device with an output shaft and a gear is arranged on the lower side of the first cooling cylinder, and the driving device is engaged with the outer gear ring to transmit and drive the corresponding cooling cylinder to rotate, the material is continuously turned and scattered in the cooling cylinder body, so that the material is fully contacted with the room-temperature air entering from the output end of the cooling cylinder body for heat exchange to realize cooling.

In this embodiment, each of the conveyor belts has the same structure, one end of each of the conveyor belts is provided with a driving roller, the other end of each of the conveyor belts is provided with a driven roller, and the driving roller is driven to rotate by a servo motor so as to drive the conveyor belts to move.

The utility model discloses a theory of operation does:

the utility model discloses the during operation, dust moisture etc. among drying device 1 get into earlier via first connecting pipeline 9 through the first draught fan effect of 2 upper ends of first induced air hopper 4 one end between the ash storage, heavier dust part deposits and falls on 4 subaerially between the ash storage, the less (more than 200 mesh of granularity) quality of granule is lighter and recoverable fertilizer floater then rises and is exported by first circulation pipeline 8, first cooling barrel 5 will be by the room temperature air upflow that first cooling barrel 5 output got into through the second draught fan guide of 6 upper ends of second induced air hopper and realize the cooling effect with the material convection heat transfer in the first cooling barrel 5, simultaneously guide dust moisture etc. that produce in the first cooling barrel 5 to get into 4 other ends between the ash storage via the second connecting pipeline, heavier dust part deposits and falls on 4 subaerially between the ash storage, the less (150 ~ 160 mesh of granule) quality is lighter and recoverable fertilizer floater then rises and is by second circulation pipeline 7 Output, the fertilizer floater deposit granule of first induced air hopper 2 output is relatively thinner (more than 200 meshes), can directly transmit to granulation pan feeding transmission band 20 via first recovery transmission band 17, then get into the granulator, the fertilizer floater deposit granule that the second causes hopper 6 to output is relatively thicker (150 ~ 160 meshes), can transmit to stirring pan feeding transmission band 19 via second recovery transmission band 18, then enter into the mixer and stir back and input granulation in the granulator again, reduce the dust emission volume and also improved the utilization efficiency of material simultaneously.

In addition, the rear side of the ash storage room 4 of the utility model is provided with a dust removal pipeline 403 connected with a dust removal fan 10 outside the workshop, the lower side of the dust removal fan 10 is provided with a sedimentation water tank 12, an output pipeline 11 of the dust removal fan 10 extends into the sedimentation water tank 12 and is positioned under the water surface, most of the dissolved water is precipitated after the dust enters the sedimentation water tank 12, only a little amount of the dissolved water is discharged through a chimney 14 without influencing the environment, in addition, the input end of the dust removal fan 10 is connected with a pumping-back pipeline 13, one end of the pumping-back pipeline 13 far away from the dust removal fan 10 extends into the sedimentation water tank 12, the opening is positioned above the water surface, on one hand, the pumping-back pipeline 13 can lead the dust floating objects on the water surface in the sedimentation water tank 12 to circularly enter the dust removal fan 10 and then enter the water under the water surface of the sedimentation water tank 12 again, the dust floating objects are guaranteed to be precipitated to the maximum extent, on the other hand, the pumping-back pipeline 13 can also lead the sedimentation water tank 12 to form a negative pressure state with a certain degree, the dust which is not dissolved in water and has relatively large particles is stored in the sedimentation water tank 12 under the action of negative pressure, and cannot be discharged from the chimney 14 to influence the environment, so that the full dust removal is ensured, the national environmental protection requirement is met, and the environment of a production workshop is clean and tidy.

Claims

1. The utility model provides a dust pelletizing system is used in microbial fertilizer production which characterized in that: the device comprises a drying device (1), a drying output conveying belt (3), a cooling system, a first induced air hopper (2), a second induced air hopper (6), ash storage chambers (4), a first recovery conveying belt (17) and a second recovery conveying belt (18), wherein the cooling system comprises a first cooling cylinder (5), an intermediate conveying belt (15) and a second cooling cylinder (16) which are sequentially connected, the drying output conveying belt (3) is arranged between the drying device (1) and the first cooling cylinder (5), one side of an output end of the drying device (1) is connected with the ash storage chamber (4) through a first connecting pipeline (9), the other side of the output end of the drying device (1) is provided with the first induced air hopper (2), the upper side of the ash storage chamber (4) is connected with the first induced air hopper (2) through a first circulating pipeline (8), and an input end of the first recovery conveying belt (17) is arranged below an output port of the first induced air hopper (2), Granulation pan feeding transmission band (20) top is located to the output, first cooling barrel (5) input one side through the second connecting line with store up between the ash (4) connect, the opposite side is equipped with second induced air hopper (6), just store up between the ash (4) upside through second circulation pipeline (7) with second induced air hopper (6) link to each other, second recovery transmission band (18) input is located second induced air hopper (6) delivery outlet below, the stirring pan feeding transmission band (19) top is located to the output.

2. The microbial fertilizer production dust pelletizing system of claim 1, characterized in that: store up grey interior symmetry of room (4) and be equipped with first partition wall group (401) and second partition wall group (402), first partition wall group (401) and second partition wall group (402) all include a plurality of crisscross partition walls that set up, just leave the space between partition wall upper end and the ash storage room (4) roof, store up grey room (4) one side upper end with first circulation pipeline (8) are connected, opposite side upper end with second circulation pipeline (7) are connected, it is equipped with dust removal pipeline (403) to store up grey room (4) and lie in the rear wall body lower part between first partition wall group (401) and second partition wall group (402).

3. The microbial fertilizer production dust pelletizing system of claim 2, characterized in that: dust removal pipeline (403) are connected with dust exhausting fan (10) that locate the workshop wall outside, dust exhausting fan (10) are located on an installation base station, installation base station downside is equipped with sedimentation tank (12), installation base station upside is equipped with chimney (14) perpendicularly, just chimney (14) lower extreme with sedimentation tank (12) intercommunication, output pipeline (11) of dust exhausting fan (10) extend in sedimentation tank (12) and the opening is located the surface of water.

4. The microbial fertilizer production dust pelletizing system of claim 3, characterized in that: the input end of the dust removal fan (10) is connected with a pumping-back pipeline (13), one end, far away from the dust removal fan (10), of the pumping-back pipeline (13) extends into the sedimentation water tank (12) and the opening of the pumping-back pipeline is located above the water surface.

5. The microbial fertilizer production dust pelletizing system of claim 1, characterized in that: and a first induced draft fan is arranged at the upper end of the first induced draft hopper (2), and a second induced draft fan is arranged at the upper end of the second induced draft hopper (6).

6. The microbial fertilizer production dust pelletizing system of claim 1, characterized in that: the lower end of the first induced draft hopper (2) is provided with a first output control valve, and the lower end of the second induced draft hopper (6) is provided with a second output control valve.