CN218309157U - Material screening device of disc granulator - Google Patents

Abstract

The utility model provides a disc granulator material screening plant, the power distribution box comprises a box body, be equipped with the feed inlet on the box, be equipped with the screening board in the box, first stock chest, second stock chest and third stock chest, the last relative both ends of screening board length direction are feed end and discharge end respectively, feed end and feed inlet intercommunication, discharge end and third stock chest intercommunication, and the height that the feed end place highly is higher than the discharge end place, be equipped with first blanking hole and second blanking hole on the screening board, first blanking hole is close to the feed end setting, second blanking hole is close to the discharge end setting, and the diameter in first blanking hole is less than the diameter in second blanking hole, first stock chest is located first blanking hole under, the second stock chest is located second blanking hole under. The utility model provides a technical problem that the unqualified granule material of screening size wastes time and energy, produced easy operation, the high technological effect of screening efficiency, do benefit to chemical fertilizer product batch production.

Description

Material screening device of disc granulator

Technical Field

The utility model relates to a chemical fertilizer production facility technical field especially relates to a disc granulator material screening plant.

Background

A disc granulator is a mechanical device for making powdery materials into granules with specific shapes, and is widely used in the production of granulated fertilizers. The working principle is that the powdery material and a proper amount of water are mixed in the granulation disc which is obliquely arranged, and then the granulation disc is driven to rotate by the motor, so that the materials in the granulation disc are mutually bonded and gradually increased under the action of centrifugal force, friction force and gravity to form particles. Because the size of the particles formed when the materials roll in the disk granulator is not uniform, the granular materials need to be screened in the subsequent processing process, and after the particles with undersize and the particles with oversize are respectively screened, the particles with unqualified sizes are crushed and granulated again.

At present, the filter screen is generally adopted to screen granular materials, the sizes of meshes of the filter screen are fixed, so that the filter screens with different mesh sizes are required to be used in the screening process to select granules with undersize and granules with oversize sizes respectively, the operation process is complicated, the efficiency is low, and the requirement of granular fertilizer mass production cannot be met.

SUMMERY OF THE UTILITY MODEL

Not enough to exist among the prior art, the utility model provides a disc granulator material screening plant, it has solved the problem that the granule material screening efficiency that exists is low among the prior art.

According to the utility model discloses an embodiment, a disc granulator material screening plant, the power distribution box comprises a box body, be equipped with the feed inlet on the box, be equipped with screening board, first stock chest, second stock chest and third stock chest in the box, the ascending relative both ends of screening board length direction are feed end and discharge end respectively, the feed end with the feed inlet intercommunication, the discharge end with third stock chest intercommunication, just the height at feed end place is higher than the height at discharge end place, be equipped with first blanking hole and second blanking hole on the screening board, first blanking hole is close to the feed end sets up, second blanking hole is close to the discharge end setting, just the diameter in first blanking hole is less than the diameter in second blanking hole, first stock chest is located under first blanking hole, the second stock chest is located under the second blanking hole.

Further, be equipped with the mounting bracket in the box, the screening board sets up just the screening board is in can follow on the mounting bracket the width direction reciprocating motion of screening board, still be equipped with in the box and order about the drive assembly that the screening board removed.

Furthermore, be equipped with the guide bar on the screening board, the length direction of guide bar with the width direction of screening board is unanimous, be equipped with on the mounting bracket with guide bar matched with through-hole.

Further, drive assembly is including fixing motor on the box, setting are in cam and the cover on the motor output end are established elastic component on the guide bar, one side in the ascending relative both sides of screening board width direction with the cam butt, the opposite side with the elastic component butt, just the elastic component is kept away from the one end of screening board with the mounting bracket butt orders about the screening board is to being close to the direction of cam removes.

Further, a guide plate is further arranged in the box body, a guide channel is surrounded by the guide plate, and the guide channel is communicated with the feed inlet and the feed end.

Furthermore, vertical baffles are respectively arranged on two opposite sides of the screening plate in the width direction.

Furthermore, a buffer area is further arranged on the screening plate and located between the first blanking hole and the second blanking hole.

Furthermore, a partition board for separating the first storage tank, the second storage tank and the third storage tank is arranged in the box body, and the height of the partition board is larger than that of the first storage tank, that of the second storage tank and that of the third storage tank.

Furthermore, the first storage tank, the second storage tank and the third storage tank are movably arranged in the box body respectively, and a slot for the first storage tank, the second storage tank and the third storage tank to pass through is formed in the box body.

Furthermore, a plurality of universal wheels are arranged at the bottom of the box body at intervals.

Compared with the prior art, the utility model discloses following beneficial effect has: the screening plate arranged in the box body is adopted to screen the granular materials, the granular materials are thrown into the box body from the feeding port and then fall on the feeding end of the screening plate, the feeding end of the screening plate is higher than the discharging end of the screening plate, the granular materials roll from the feeding end to the discharging end along the length direction of the screening plate under the action of gravity, a first blanking hole and a second blanking hole are formed in the screening plate, the diameter of the first blanking hole is smaller than that of the second blanking hole, in the rolling process of the granular materials, the granular materials with the small size fall into the first storage tank below from the first blanking hole, the granular materials with the qualified size fall into the second storage tank from the second blanking hole, and the granular materials with the overlarge size directly fall into the third storage tank along the screening plate, so that the granular materials with the undersize, the granular materials with the qualified size and the granular materials with the overlarge size are separated at one time, the technical problem that the granular materials with the unqualified sizes are screened is solved, the technical effect of simple operation and high screening efficiency is produced, and the granular fertilizer storage tank is beneficial to batch production of granular products.

Drawings

Fig. 1 is a schematic structural diagram of a material screening device of a disc granulator according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of a material screening device of a disc granulator according to an embodiment of the present invention; (ii) a

Fig. 3 is a schematic structural diagram of a part of a material sieving device of a disc granulator according to an embodiment of the present invention;

fig. 4 is a top view of a middle portion of a material screening device of a disc granulator according to an embodiment of the present invention;

FIG. 5 is an enlarged view taken at A in FIG. 4;

fig. 6 is a partial exploded view of a material sieving device of a disc granulator according to an embodiment of the present invention.

In the above drawings: 1. a box body; 11. a feed inlet; 12. a mounting frame; 13. a guide plate; 14. a partition plate; 15. grooving; 16. a universal wheel; 2. a screening plate; 21. a feeding end; 22. a discharge end; 23. a first blanking hole; 24. a second blanking hole; 25. a guide rod; 26. a baffle plate; 27. a buffer area; 28. a stopper; 3. a first stock chest; 4. a second storage tank; 5. a third storage tank; 6. a drive assembly; 61. a motor; 62. a cam; 63. an elastic member; 7. a handle.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.

As shown in fig. 1 to 6, the embodiment of the utility model provides a disc granulator material screening plant for the granular material that makes the disc granulator sieves in order to separate the granule of undersize, the qualified granule of size and the oversize granule, can use with current disc granulator cooperation.

Referring to fig. 1 and 2, the material screening device of the disc granulator comprises a box body 1, a feeding port 11 for the particulate material to be screened to enter is arranged on the box body 1, a screening plate 2, a first storage tank 3, a second storage tank 4 and a third storage tank 5 are arranged in the box body 1, a feeding end 21 and a discharging end 22 are respectively arranged at two ends of the screening plate 2 in the length direction, wherein the feeding end 21 is communicated with the feeding port 11, the discharging end 22 is communicated with the third storage tank 5, the height of the feeding end 21 is greater than the height of the discharging end 22, so that the particulate material falling from the feeding port 11 into the feeding end 21 moves towards the direction close to the discharging end 22 under the action of gravity, a first blanking hole 23 and a second blanking hole 24 are arranged on the screening plate 2, the first blanking hole 23 is disposed near the feeding end 21, the second blanking hole 24 is disposed near the discharging end 22, and the diameter of the first blanking hole 23 is smaller than the diameter of the second blanking hole 24, the specific value of the diameter of the first blanking hole 23 and the specific value of the diameter of the second blanking hole 24 are set according to the threshold value of the particle size of the qualified particulate material, so that the undersized particulate material can pass through the first blanking hole 23, the qualified particulate material cannot pass through the first blanking hole 23 but can pass through the second blanking hole 24, and the oversized particulate material cannot pass through the second blanking hole 24, and the first storage chute 3 is located right below the first blanking hole 23, and the second storage chute 4 is located right below the second blanking hole 24.

Specifically, when the material screening device of the disc granulator provided by this embodiment is used to screen the granular material produced by the disc granulator, the material screening device of the disc granulator is placed on one side of the granulating pan of the disc granulator, so that the granular material overflowing from the granulating pan directly falls into the feeding port, the granular material passes through the feeding port and falls into the screening plate 2, and then rolls from the feeding port to the discharging port 22 along the length direction of the screening plate 2, during the rolling process of the granular material, the granular material with an excessively small size passes through the first blanking hole 23 and falls into the first storage tank 3, the material granules with an acceptable size pass through the second blanking hole 24 and fall into the second storage tank 4, and the granular material with an excessively large size leaves the screening plate 2 from the discharging port 22 and falls into the third storage tank 5, after all the granular material falls, the screening of the granular material can be completed, and the first storage tank 3, the second storage tank 4, and the third storage tank 5 can be conveniently taken out from the box 1 for subsequent processing.

As shown in fig. 2 and 3, in order to prevent a part of the particulate materials from being stuck in the first blanking hole 23 or the second blanking hole and being unable to roll continuously, a mounting frame 12 for mounting the screening plate 2 is provided in the box 1, the screening plate 2 is movably disposed on the mounting frame 12, and a driving assembly 6 for driving the screening plate 2 to reciprocate along a width direction of the screening plate 2 is provided on the mounting frame 12, so that the particulate materials stuck on the screening plate 2 are shaken by the reciprocating movement of the screening plate 2 to be separated from the first blanking hole 23 or the second blanking hole 24, thereby ensuring that the particulate materials entering the screening plate 2 roll smoothly, and the reciprocating screening plate 2 can also make the particulate materials roll along the width direction of the screening plate 2 when rolling, thereby increasing a length of a path along which the particulate materials roll in the screening plate 2, and ensuring that the particulate materials are in sufficient contact with the first blanking hole 23 and/or the second blanking hole 24.

Referring to fig. 4 and 5, the screening plate 2 is provided with a guide rod 25, a length direction of the guide rod 25 is the same as a width direction of the screening plate 2, and the mounting frame 12 is provided with a through hole matched with the guide rod 25 to ensure that the screening plate 2 does not deviate from a preset direction during reciprocating movement. Drive assembly 6 is including fixing motor 61, setting on the inner wall of box 1 are in cam 62 and cover on the motor 61 output are established elastic component 63 on the guide bar 25, wherein cam 62 with the ascending one side butt of screening board 2 width direction, elastic component 63 with the ascending opposite side butt of screening board 2 width direction, just elastic component 63 keeps away from the one end of screening board 2 with mounting bracket 12 butt, promptly cam 62 with elastic component 63 follows the relative both sides centre gripping of screening board 2, just elastic component 63 is used for ordering about screening board 2 is to being close to cam 62's direction removes. The guide rod 25 is further provided with a stop block 28, the stop block 28 is used for limiting the moving stroke of the screening plate 2, and when the screening plate 2 moves to the stop block 28 and is abutted to the mounting bracket, the screening plate 2 cannot continue to move, so that the screening plate 2 is prevented from falling off from the mounting bracket.

In detail, when the cam 62 is driven by the motor 61 to rotate, if a distance from a contact point of the cam 62 and the sieving plate 2 to a rotating shaft of the cam 62 is gradually increased, the sieving plate 2 is pushed by the cam 62 to move in a direction away from the rotating shaft of the cam 62, and the elastic member 63 is compressed, and if a distance from the contact point of the cam 62 and the sieving plate 2 to the rotating shaft of the cam 62 is gradually decreased, the elastic member 63 gradually recovers to its original length and pushes the sieving plate 2 to move in a direction close to the rotating shaft of the cam 62, so that the sieving plate 2 is kept in contact with the cam 62, and the sieving plate 2 is driven to reciprocate.

Optionally, the guide rod 25 and the stop block 28 are integrated into a whole, a threaded hole for installing the screw is formed in the screening plate 2, and the screening plate 2 can be conveniently installed on the installation frame 12 by passing the screw through the through hole and matching with the threaded hole.

As shown in fig. 3, two sides of the sieving plate 2 in the width direction are respectively provided with a vertical baffle 26, and the baffles 26 are used for preventing the granular materials from rolling out of the sieving plate 2, especially in the process of reciprocating the sieving plate 2 in the width direction.

Referring to fig. 3 and 4, in this embodiment, the plurality of first blanking holes 23 are disposed near the feeding end 21 and arranged in a matrix, the plurality of second blanking holes 24 are disposed near the discharging end 22 and arranged in a matrix, a buffer area 27 is disposed between the first blanking holes 23 and the second blanking holes 24, the buffer area 27 is a continuous plate on the sieving plate 2 and functions to separate an area on the sieving plate 2 where the first blanking holes 23 are disposed from an area where the second blanking holes 24 are disposed, and material particles leave the area on the sieving plate 2 where the first blanking holes 23 are disposed, pass through the buffer area 27 first, and then enter the area where the second blanking holes 24 are disposed, so that the material particles are more stable when rolling on the sieving plate 2.

As shown in fig. 2, in order to ensure that all the particulate materials entering the sieving plate 2 from the feeding port 11 enter the sieving plate 2, a guide plate 13 is arranged in the feeding port 11, the guide plate 13 encloses a guide channel for guiding the particulate materials to roll, the guide channel communicates the feeding port 11 with the feeding end 21 to prevent the particulate materials from falling out of the guide channel when falling, and the cross-sectional area of the opening of the guide channel close to one end of the sieving plate 2 is smaller than that of the opening of the feeding port 11 to slow down the speed of the particulate materials falling into the sieving plate 2 and prevent a large amount of particulate materials from falling into the sieving plate 2 at the same time to cause insufficient sieving.

Referring to fig. 2 and 6, a partition 14 is further disposed in the box 1 to separate the first storage tank 3, the second storage tank 4, and the third storage tank 5, the partition 14 is vertically disposed in the box 1, and the height of the partition 14 is greater than the height of the first storage tank 3, the height of the second storage tank 4, and the height of the third storage tank 5, the partition 14 is configured to prevent the particulate material falling from the first blanking hole 23 from falling into the second storage tank 4, or prevent the particulate material falling from the second blanking hole 24 from falling into the first storage tank 3 or the third storage tank 5, or prevent the particulate material falling from the discharge end 22 from falling into the second storage tank 4, so as to prevent the particulate materials screened by the screening plate 2 from being mixed together, which is beneficial to improving the reliability of the disc granulator.

As shown in fig. 6, in detail, the box body 1 is further provided with a slot 15 through which the first, second, and third material storage tanks 3, 4, and 5 pass, the first, second, and third material storage tanks 3, 4, and 5 are respectively movably disposed in the box body 1, and the first, second, and third material storage tanks 3, 4, and 5 are respectively provided with a handle 7, so that the first, second, or third material storage tanks 3, 4, and 5 can be taken out from the box body 1 by operating the corresponding handles 7, so as to process the material particles stored in the first, second, and third material storage tanks 3, 4, and 5.

Preferably, a plurality of universal wheels 16 are arranged at the bottom of the box body 1 at intervals to enable the box body 1 to move conveniently, so that the material screening device of the disc granulator can be moved to a position matched with the disc granulator, and the material screening device of the disc granulator is further convenient to use.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims (10)

1. The utility model provides a disc granulator material screening plant, includes the box, be equipped with the feed inlet on the box, its characterized in that: the screening device is characterized in that a screening plate, a first storage tank, a second storage tank and a third storage tank are arranged in the box, the two opposite ends in the length direction of the screening plate are respectively a feeding end and a discharging end, the feeding end is communicated with the feeding hole, the discharging end is communicated with the third storage tank, the height of the feeding end is higher than that of the discharging end, a first blanking hole and a second blanking hole are formed in the screening plate, the first blanking hole is close to the feeding end, the second blanking hole is close to the discharging end, the diameter of the first blanking hole is smaller than that of the second blanking hole, the first storage tank is located under the first blanking hole, and the second storage tank is located under the second blanking hole.

2. A disc granulator material screening device as claimed in claim 1, wherein: be equipped with the mounting bracket in the box, the screening board sets up just the screening board is in can follow on the mounting bracket the width direction reciprocating motion of screening board, still be equipped with in the box and order about the drive assembly that the screening board removed.

3. A disc granulator material screening apparatus as claimed in claim 2, in which: the screening board is provided with a guide rod, the length direction of the guide rod is consistent with the width direction of the screening board, and the mounting frame is provided with a through hole matched with the guide rod.

4. A disc granulator material screening apparatus as claimed in claim 3, in which: drive assembly is including fixing motor on the box, setting are in cam and the cover on the motor output end are established elastic component on the guide bar, one side in the relative both sides on the screening board width direction with the cam butt, the opposite side with the elastic component butt, just the elastic component is kept away from the one end of screening board with the mounting bracket butt orders about the screening board is to being close to the direction of cam removes.

5. A disc granulator material screening device as claimed in claim 1, wherein: and a guide plate is further arranged in the box body, the guide plate is enclosed into a guide channel, and the guide channel is communicated with the feed inlet and the feed end.

6. A disc granulator material screening apparatus as claimed in claim 1, in which: vertical baffles are respectively arranged on two opposite sides of the screening plate in the width direction.

7. A disc granulator material screening apparatus as claimed in claim 1, in which: and a buffer area is also arranged on the screening plate and is positioned between the first blanking hole and the second blanking hole.

8. A disc granulator material screening device as claimed in claim 1, wherein: the box is internally provided with a partition board which separates the first storage tank, the second storage tank and the third storage tank, and the height of the partition board is larger than that of the first storage tank, that of the second storage tank and that of the third storage tank.

9. A disc granulator material screening device as claimed in claim 1, wherein: the first storage tank, the second storage tank and the third storage tank are movably arranged in the box body respectively, and the box body is provided with a groove for the first storage tank, the second storage tank and the third storage tank to penetrate through.

10. A disc granulator material screening apparatus as claimed in claim 1, in which: a plurality of universal wheels are arranged at the bottom of the box body at intervals.

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