High tower granulation coating spraying mechanism

Abstract

The utility model relates to the technical field of compound fertilizer production, and discloses a high tower granulation coating spraying mechanism which comprises a guide pipe and an end head, the material guiding structure comprises spraying holes, guiding ribs and a dispersing plate, the wall face of the end head is provided with a plurality of spraying holes communicated with a cavity of the end head, the guiding ribs are fixedly installed on the outer wall of the end head, and the dispersing plate is fixedly installed in a cavity of the guide pipe. The guide channels formed by the plurality of guide ribs can divide the compound fertilizer into a plurality of strands, a plurality of spraying holes are formed in each guide channel, and a coating agent is sprayed through the spraying holes, so that the compound fertilizer is continuously wrapped by the sprayed agent in the falling and rolling process, uniform coating is realized, the effect is good, the efficiency is high, the uniformity degree is high, the structure is simple, and later maintenance is easy.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of compound fertilizer production, especially to a high tower granulation coating spraying mechanism. BACKGROUND

[0002] High tower compound fertilizer is one of new technologies of compound fertilizer production process in China, and is a kind of urea, potassium fertilizer melt granulation method, ammonium phosphate is heated through metering and urea, potassium slurry metering, then sprayed into high tower through spray head, thereby generating compound fertilizer particles, in order to improve production efficiency, the prior art integrates coating process in fertilizer particle forming stage.

[0003] The prior art discloses a high tower granulation coating spraying mechanism, process and application thereof in full water-soluble compound fertilizer (publication number: CN118286961A), which comprises a suspension spraying mechanism installed in the interior of the stirring barrel, the stirring shaft in the interior of the stirring barrel is in transmission connection with the suspension spraying mechanism, the feeding end of the suspension spraying mechanism is connected with the feeding bin, the suspension spraying mechanism comprises an atomizing spraying mechanism and a spacing feeding mechanism, the spacing feeding mechanism is installed in the interior of the stirring barrel, the feeding end of the spacing feeding mechanism is connected with the feeding bin, a plurality of discharge ends are arranged on the outer side of the spacing feeding mechanism, the spacing feeding mechanism is used for spacing, quantitative diffusion and conveying of granular compound fertilizer, a plurality of discharge ends of the spacing feeding mechanism are provided with the atomizing spraying mechanism, the atomizing spraying mechanism is provided with a shuttle hole for discharging, and the atomizing spraying mechanism is used for atomizing and spraying the granular compound fertilizer passing through.

[0004] In the prior art, the granules are sprayed with the spraying mechanism, and the seed is coated during the spraying process by the air blower, the overall structure is relatively complex, and it is difficult to ensure that all the falling granular compound fertilizers can be uniformly coated, thereby affecting the feeding speed and production efficiency.

[0005] Therefore, we propose a high tower granulation coating spraying mechanism. UTILITY MODEL CONTENT

[0006] The utility model mainly solves the above-mentioned technical problem that the granular coating structure is complex and cannot be uniformly coated due to large feeding amount, and provides a high tower granulation coating spraying mechanism.

[0007] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme, a high tower granulation coating spraying mechanism, comprising:

[0008] The catheter and the end head are fixedly arranged at the top of the catheter, the end head is hollow inside, and the bottom of the end head is fixedly installed with a transfusion pipe for transfusion;

[0009] The material guiding structure is arranged on the wall surface of the end head for guiding the material, and comprises a spray hole, a guide rib and a dispersing plate.

[0010] As a preferred mode of the utility model, the conduit forms a circular tube structure, the end head forms a circular truncated cone structure, the bottom of the end head is fixedly connected with the upper end surface of the conduit, and the end part with a larger diameter of the end head is connected with the end head.

[0011] As a preferred mode of the utility model, the guide rib forms a spiral plate, and the guide rib extends from the upper end of the end head to the bottom of the end head.

[0012] As a preferred mode of the utility model, the spray hole is a circular hole, the spray hole is arranged on the outer circumferential surface of the end head and penetrates the spray hole wall surface, and two rows of spray holes are arranged between the two adjacent guide ribs.

[0013] As a preferred mode of the utility model, the dispersing plate forms a spiral plate, and the dispersing plate is fixedly arranged on the inner wall of the conduit.

[0014] As a preferred mode of the utility model, the material guiding structure further comprises a hopper, a partition block and a material guiding head, the material guiding head is fixedly connected with the end head, the hopper is fixedly connected with the material guiding head, the material guiding head is fixedly arranged with a plurality of partition blocks, and the partition blocks can scatter the material falling in the hopper.

[0015] As a preferred mode of the utility model, the hopper forms a funnel structure, the material guiding head forms a circular truncated cone structure, and the smaller end part of the material guiding head extends into the cavity of the hopper.

[0016] As a preferred mode of the utility model, the partition block forms a sector block, a spacing is left between the two adjacent partition blocks and a dispersing channel is formed, and the dispersing channel is opposite to the guide channel formed by the two guide ribs.

[0017] Beneficial effects

[0018] The utility model provides a kind of high tower granulation coating spray mechanism. It has the following beneficial effects:

[0019] 1. The high tower granulation coating spraying mechanism, by setting the end of the circular table, the compound fertilizer falls on the circumference of the end will roll down along the circumference, the guide channel formed by the plurality of guide ribs can divide the compound fertilizer into several strands, and a plurality of spray holes are arranged in each guide channel, the coating agent is sprayed through the spray holes, so that the compound fertilizer is continuously wrapped by the sprayed agent during the falling and rolling process, uniform coating is realized, the effect is good, the efficiency is high, the uniformity is high, the structure is simple, the later maintenance is easy, and the compound fertilizer after coating rolls on the spiral dispersing plate, so that the compound fertilizer after coating continuously rolls, the agent on the surface of the fertilizer can spread, so that the coating agent can fully adhere to the surface of the compound fertilizer particles, and the coating effect is guaranteed.

[0020] 2. The high tower granulation coating spraying mechanism, the fertilizer particles are sent into the hopper through the pipeline, the fertilizer falls on the material guiding head from the lower end of the hopper, is cut and guided through a plurality of separation blocks, so that the fertilizer particles are discharged from the dispersing channel formed by adjacent two separation blocks and fall into the guide channel between the two guide ribs, and the random rolling of the fertilizer is avoided, and the controllability of the fertilizer particle flow is improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is one of the overall perspective views of the utility model;

[0022] Figure 2 It is the second overall perspective view of the utility model;

[0023] Figure 3 It is a perspective view of the end head installation material guiding structure of the utility model;

[0024] Figure 4 It is a perspective view of the end head of the utility model;

[0025] Figure 5 It is a separation block and a material guiding head and an end head installation schematic view of the utility model.

[0026] Legend: 10, conduit; 11, end head; 12, infusion tube; 20, spray hole; 21, guide rib; 22, dispersing plate; 30, hopper; 31, separation block; 32, material guiding head. DETAILED DESCRIPTION

[0027] A high tower granulation coating spraying mechanism, as shown in Figure 1 and Figure 2 , comprising:

[0028] The conduit 10 and the end head 11, the end head 11 is fixedly arranged at the top of the conduit 10, the inside of the end head 11 is hollow, and a liquid delivery pipe 12 for delivering liquid is fixedly installed at the bottom of the end head 11, wherein the liquid delivery pipe 12 is connected with an external delivery pump, the liquid delivery pipe 12 penetrates through the bottom of the end head 11 and communicates with the cavity thereof, and the liquid delivery pipe 12 is mainly used for delivering a coating agent for coating a compound fertilizer, which will not be described herein.

[0029] As shown in Figure 1 , Figure 3 and Figure 4 , the material guiding structure is arranged on the wall surface of the end head 11 for guiding the material, and the material guiding structure comprises the spray holes 20, the guide ribs 21 and the dispersing plate 22; the wall surface of the end head 11 is provided with a plurality of spray holes 20 which communicate with the cavity thereof; a plurality of guide ribs 21 are fixedly installed on the outer wall of the end head 11, and a guide channel is formed between two adjacent guide ribs 21, so that the material can fall into the conduit 10 from the guide channel; the dispersing plate 22 is fixedly installed in the cavity of the conduit 10; the conduit 10 has a circular tube structure; the end head 11 has a circular table structure; the bottom of the end head 11 is fixedly connected with the upper end surface of the conduit 10; the end head 11 is connected with the end of the end head 11 having a larger diameter; the guide ribs 21 have a spiral shape; the guide ribs 21 extend from the upper end of the end head 11 to the bottom of the end head 11; the spray holes 20 are circular holes; the spray holes 20 are arranged on the outer circumferential surface of the end head 11 and penetrate through the wall surface of the spray holes 20; two rows of spray holes 20 are arranged between two adjacent guide ribs 21; and the dispersing plate 22 has a spiral shape and is fixedly installed on the inner wall of the conduit 10.

[0030] In the compound fertilizer coating stage, the coating agent is mainly sprayed to realize uniform coating of the fertilizer by cooperating with the rolling of the fertilizer particles; by arranging the circular table-shaped end head 11, the compound fertilizer falling on the circumferential surface of the end head 11 can roll downward along the circumferential surface; the guide channels formed by the plurality of guide ribs 21 can divide the compound fertilizer into a plurality of strands; a plurality of spray holes 20 are arranged in each guide channel; the compound fertilizer is continuously wrapped by the coating agent sprayed through the spray holes 20 during the falling and rolling process, so that uniform coating is realized; the effect is good, the uniformity is high, the structure is simple, and the maintenance in the later stage is easy; and the coated compound fertilizer rolls on the spiral dispersing plate 22, so that the coated compound fertilizer continuously rolls, the coating agent on the surface of the fertilizer can spread, the coating agent can be fully attached to the surface of the compound fertilizer particles, and the coating effect is guaranteed.

[0031] As shown in Figure 4 and Figure 5As shown, the material guiding structure further comprises a hopper 30, a partition block 31 and a material guiding head 32, the material guiding head 32 is fixedly connected with the end head 11, the hopper 30 is fixedly connected with the material guiding head 32, the material guiding head 32 is fixedly installed with a plurality of partition blocks 31, the partition block 31 can scatter the material falling in the hopper 30, the hopper 30 forms a funnel structure, the material guiding head 32 forms a circular table structure, the smaller end of the material guiding head 32 extends into the cavity of the hopper 30, the partition block 31 forms a fan-shaped block, a spacing is left between two adjacent partition blocks 31 and a dispersing channel is formed, the dispersing channel is opposite to the guide channel formed by the two guide ribs 21;

[0032] In the scheme, as a supplement to the above scheme, in order to realize uniform feeding of the fertilizer, the fertilizer particles are sent into the hopper 30 through the pipeline, the fertilizer falls on the material guiding head 32 from the lower end of the hopper 30, and is cut and guided by the plurality of partition blocks 31, so that the fertilizer particles are discharged from the dispersing channel formed by the two adjacent partition blocks 31 and fall into the guide channel between the two guide ribs 21, avoiding random rolling of the fertilizer and improving controllability of the flow of the fertilizer particles.

[0033] The working principle of the utility model is as follows: the fertilizer particles are sent into the hopper 30 through the pipeline, the fertilizer falls on the material guiding head 32 from the lower end of the hopper 30, and is cut and guided by the plurality of partition blocks 31, so that the fertilizer particles are discharged from the dispersing channel formed by the two adjacent partition blocks 31 and fall into the guide channel between the two guide ribs 21, the composite fertilizer falls on the circumferential surface of the end head 11 and rolls downward along the circumferential surface, the guide channel formed by the plurality of guide ribs 21 can divide the composite fertilizer into a plurality of strands, a plurality of spray holes 20 are arranged in each guide channel, the coating agent is sprayed through the spray hole 20, so that the composite fertilizer is continuously wrapped by the sprayed agent during the falling and rolling process, uniform coating is realized, the coated composite fertilizer rolls on the spiral dispersing plate 22, so that the coated composite fertilizer continuously rolls, the agent on the surface of the fertilizer can spread, so that the coating agent can fully adhere to the surface of the composite fertilizer particles.

[0034] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above embodiments, the above embodiments and descriptions in the specification are only to illustrate the principle of the utility model, various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A high tower granulation coating spraying mechanism, characterized in that: include: A catheter (10) and an end head (11), wherein the end head (11) is fixedly arranged on the top of the catheter (10), the interior of the end head (11) is hollow, and an infusion tube (12) for infusion is fixedly installed on the bottom of the end head (11); A material guiding structure is provided on the wall surface of the end head (11) for guiding materials. The material guiding structure comprises an injection hole (20), a guide rib (21) and an evacuation plate (22). The wall surface of the end head (11) is provided with a plurality of injection holes (20) communicating with its chamber. The outer wall of the end head (11) is fixedly mounted with a plurality of guide ribs (21). A guide channel is formed between two adjacent guide ribs (21). Materials can fall into the conduit (10) from the guide channel. The evacuation plate (22) is fixedly mounted in the cavity of the conduit (10).

2. The high tower granulation coating spraying mechanism according to claim 1 is characterized in that: The conduit (10) forms a circular tube structure, the end head (11) forms a truncated cone structure, the bottom of the end head (11) is fixedly connected to the upper end face of the conduit (10), and the end of the end head (11) with a larger diameter is connected to the end head (11).

3. The high tower granulation coating spraying mechanism according to claim 1 is characterized in that: The guide rib (21) forms a spiral plate, and the guide rib (21) extends from the upper end of the end head (11) to the bottom of the end head (11).

4. The high tower granulation coating spraying mechanism according to claim 1 is characterized in that: The injection holes (20) are circular holes, which are opened on the outer circumferential surface of the end head (11) and penetrate the wall surface of the injection hole (20). Two rows of injection holes (20) are arranged between two adjacent guide ribs (21).

5. The high tower granulation coating spraying mechanism according to claim 1 is characterized in that: The evacuation plate (22) is formed into a spiral plate, and the evacuation plate (22) is fixedly installed on the inner wall of the conduit (10).

6. The high tower granulation coating spraying mechanism according to claim 1, characterized in that: The material guiding structure further comprises a hopper (30), a partition block (31) and a material guiding head (32); the material guiding head (32) is fixedly connected to the end head (11); the hopper (30) is fixedly connected to the material guiding head (32); a plurality of partition blocks (31) are fixedly installed on the material guiding head (32); and the partition blocks (31) can break up the material falling into the hopper (30).

7. The high tower granulation coating spraying mechanism according to claim 6, characterized in that: The hopper (30) forms a funnel structure, the guide head (32) forms a truncated cone structure, and the smaller end of the guide head (32) extends into the cavity of the hopper (30).

8. The high tower granulation coating spraying mechanism according to claim 6, characterized in that: The partition blocks (31) form fan-shaped blocks, and a gap is left between two adjacent partition blocks (31) to form an evacuation channel, which faces the guide channel formed by the two guide ribs (21).

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