CN218155278U

CN218155278U - High-efficient air-dry device of compound fertilizer

Info

Publication number: CN218155278U
Application number: CN202222194181.9U
Authority: CN
Inventors: 张高阳; 游长沛; 黄维; 乔丁丁
Original assignee: Handan Hefeng Agricultural Technology Co ltd
Current assignee: Handan Hefeng Agricultural Technology Co ltd
Priority date: 2022-08-20
Filing date: 2022-08-20
Publication date: 2022-12-27
Anticipated expiration: 2032-08-20

Abstract

The utility model discloses a high-efficiency air drying device for compound fertilizers, which comprises an air heater, a triangular bracket, a rectangular box body and a feed hopper, wherein a rotary drying mechanism is arranged in the rectangular box body, and a discharging assembly is arranged at the lower end of the rectangular box body; the rotary drying mechanism comprises a rotary motor, an inner cylinder, an outer cylinder and a drying part, an annular cavity is formed between the inner cylinder and the outer cylinder, the rotary motor drives the inner cylinder to rotate, and the drying part enables hot air generated by the air heater to sequentially penetrate through the inner cylinder, the annular cavity and the outer cylinder; the discharging assembly comprises a supporting rod arranged at the lower end of the rectangular box body, and a sealing assembly is arranged at the upper end of the supporting rod. The utility model has the advantages that a great deal of accumulation of fertilizer can be reduced to the maximum extent through the action of rotating the drying mechanism, so that single-layer or double-layer fertilizer is positioned in the annular cavity, the resistance of air flow is reduced, and the drying effect is improved; through seal assembly and holistic structural layout, can carry out the ejection of compact in succession automatically, avoid manual operation and shut down, indirectly improve production efficiency.

Description

High-efficient air-dry device of compound fertilizer

Technical Field

The utility model relates to a fertilizer production technical field, more specifically says, relates to a compound fertilizer high efficiency air-dries device.

Background

Compound fertilizers are common crop products, are usually prepared from two or more nutrient elements, and need to undergo a plurality of processes during production, such as raw material crushing, granulation, drying and cooling; wherein, the operation is carried out by drying equipment in the drying process, for example, patent No. CN202122855300.6 is named as a patent of an environment-friendly drying device for processing compound fertilizer, although the comparative patent can complete the drying operation, the comparative patent has the following defects; 1. a large amount of fertilizer is accumulated in the shell, and the circulation of airflow is greatly obstructed, so that the drying effect is influenced; 2. due to the limitation of the structure, the feeding and discharging operations can not be continuously carried out, manual shutdown is needed, and the discharging operation is carried out, so that the production efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

To above defect, the utility model provides a compound fertilizer high efficiency air-dries device solves above-mentioned problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a high-efficiency air drying device for compound fertilizers comprises an air heater, a triangular support, a rectangular box body, a feeding hopper and a fertilizer body, wherein the feeding hopper is arranged above the rectangular box body, the lower end of the feeding hopper is provided with an arc-shaped opening, the rectangular box body is arranged on the triangular support, one side of the upper end of the rectangular box body is provided with an air outlet, a rotary drying mechanism is arranged in the rectangular box body, and the lower end of the rectangular box body is provided with a discharging assembly;

the rotary drying mechanism comprises a rotary motor, an inner barrel, an outer barrel and a drying part, an annular cavity is formed between the inner barrel and the outer barrel, the fertilizer body is positioned in the annular cavity, the rotary motor drives the inner barrel to rotate, the inner barrel and the outer barrel rotate relatively, and hot air generated by the air heater sequentially penetrates through the inner barrel, the annular cavity and the outer barrel by the drying part;

the discharging assembly comprises a supporting rod arranged at the lower end of the rectangular box body, a sealing assembly is arranged at the upper end of the supporting rod, the sealing assembly can limit the fertilizer body to fall, and the fertilizer body can fall when moving to the designated position of the sealing assembly.

Furthermore, the longitudinal sections of the inner cylinder and the outer cylinder are Z-shaped, air holes are formed in the side surfaces of the inner cylinder and the outer cylinder respectively, air permeable nets are mounted on the side surfaces of the inner cylinder and the outer cylinder respectively, and the air permeable nets are located in the annular cavity.

Further, the drying part comprises a first bearing arranged at the center of the upper surface of the rectangular box body, a hollow shaft is arranged in an inner ring of the first bearing, an air vent is formed in the side surface of the hollow shaft, a connecting rod is arranged on the side surface of the hollow shaft, the inner side of the inner cylinder is fixedly connected with the connecting rod, sealing plates are arranged at two ends of the inner cylinder, a second bearing is arranged at the center of the lower surface of the rectangular box body, a support shaft is arranged in an inner ring of the second bearing, the upper end of the support shaft is fixedly connected with the sealing plates, and the support shaft is fixedly connected with a rotating end of a rotating motor; the inner side of the rectangular box body is provided with a fixed rod, the outer side of the outer barrel is fixedly connected with the fixed rod, the upper end of the hollow shaft is provided with a rotary sealing valve, and a gas conveying pipe is arranged between the hot air blower and the rotary sealing valve; and a Z-shaped plate is arranged on the outer side of the inner cylinder and is fixedly connected with the inner cylinder.

Furthermore, the sealing component comprises an annular strip arranged at the upper end of the supporting rod, the upper surface of the annular strip is provided with an annular groove, the lower ends of the inner cylinder and the outer cylinder extend into the annular groove, the lower surface of the annular groove is provided with an arc-shaped discharge hole, and the lower end of the rectangular box body is provided with a discharge hopper.

Furthermore, the feed hopper and the discharge port are in a staggered state in the vertical direction.

Furthermore, guide plates are respectively arranged at the upper ends of the inner cylinder and the outer cylinder.

The beneficial effects of the utility model are that: the bulk accumulation of the fertilizer can be reduced to the maximum extent by rotating the drying mechanism, so that the single-layer or double-layer fertilizer is positioned in the annular cavity, the resistance of airflow is reduced, and the drying effect is improved;

through seal assembly and holistic structural layout, can carry out the ejection of compact in succession automatically, avoid manual operation and shut down, indirectly improve production efficiency.

Drawings

FIG. 1 is a schematic structural view of a high-efficiency compound fertilizer air-drying device of the present invention;

FIG. 2 is a partial schematic view of a hollow shaft;

FIG. 3 is an enlarged schematic view of the inner barrel;

FIG. 4 is a schematic cross-sectional view of the inner barrel;

FIG. 5 is a schematic cross-sectional view of an annular groove;

FIG. 6 is a schematic top view of an annular groove;

in the figure, 1, a hot air blower; 2. a triangular bracket; 3. a rectangular box body; 4. a feed hopper; 5. a fertilizer body; 6. an air outlet; 7. a rotating electric machine; 8. an inner barrel; 9. an outer cylinder; 10. an annular cavity; 11. a support bar; 12. air holes are formed; 13. a breathable net; 14. a first bearing; 15. a hollow shaft; 16. a vent hole; 17. a connecting rod; 18. closing the plate; 19. a second bearing; 20. a support shaft; 21. fixing the rod; 22. a rotary seal valve; 23. a gas delivery pipe; 24. a Z-shaped plate; 25. an annular strip; 26. an annular groove; 27. an arc discharge port; 28. a discharge hopper; 29. a baffle; 30. an arc-shaped opening.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

The embodiment of the application provides a compound fertilizer high efficiency air-dries device, please refer to fig. 1-6: the fertilizer drying device comprises an air heater 1, a triangular support 2, a rectangular box 3, a feed hopper 4 and a fertilizer body 5, wherein the feed hopper 4 is arranged above the rectangular box 3, the lower end of the feed hopper 4 is provided with an arc-shaped opening 30, the rectangular box 3 is arranged on the triangular support 2, one side of the upper end of the rectangular box 3 is provided with an air outlet 6, a rotary drying mechanism is arranged in the rectangular box 3, and the lower end of the rectangular box 3 is provided with a discharging assembly;

the rotary drying mechanism comprises a rotary motor 7, an inner cylinder 8, an outer cylinder 9 and a drying part, an annular cavity 10 is formed between the inner cylinder 8 and the outer cylinder 9, the fertilizer body 5 is positioned in the annular cavity 10, the rotary motor 7 drives the inner cylinder 8 to rotate, the inner cylinder 8 and the outer cylinder 9 rotate relatively, and hot air generated by the air heater 1 sequentially penetrates through the inner cylinder 8, the annular cavity 10 and the outer cylinder 9 by the drying part;

the discharging assembly comprises a supporting rod 11 arranged at the lower end of the rectangular box body 3, a sealing assembly is arranged at the upper end of the supporting rod 11, the sealing assembly can limit the fertilizer body 5 to fall, and the fertilizer body 5 can fall when moving to the designated position of the sealing assembly.

In practical application, the fertilizer body 5 moves above the feed hopper 4 through external transportation equipment, then moves to the position of the annular cavity 10 through the diversion effect of the feed hopper 4, (the annular cavity 10 can be divided into a plurality of independent areas), the annular cavity 10 is gradually filled and filled with the fertilizer under the action of gravity, the hot air blower 1 is controlled to work, the hot air blower 1 blows hot air to the drying part, and the drying part blows the fertilizer body 5; meanwhile, the rotating motor 7 is controlled to rotate, the rotating motor 7 indirectly drives the inner cylinder 8 to rotate, the inner cylinder 8 drives the fertilizer body 5 to revolve and dry at the same time, the annular cavity 10 can accommodate a single-layer or double-layer fertilizer body 5 in the horizontal direction, hot air can quickly penetrate through the fertilizer body 5, and the drying efficiency and quality are improved;

the inner tube 8 rotates and drives the fertilizer body 5 to move to the position of the discharging component when rotating 335 degrees, and the fertilizer body can be discharged through the discharging component after being dried.

Referring to the attached

drawings

1, 2 and 3 of the specification, the longitudinal sections of the inner cylinder 8 and the outer cylinder 9 are Z-shaped, air vents 12 are respectively arranged on the side surfaces of the inner cylinder 8 and the outer cylinder 9, air permeable nets 13 are respectively arranged on the side surfaces of the inner cylinder 8 and the outer cylinder 9, and the air permeable nets 13 are positioned in the annular cavity 10.

In particular, in practical application, hot air can pass through the ventilating holes 12, and the fertilizer body 5 with particles smaller than the ventilating holes 12 can be prevented from leaking out through the ventilating net 13.

Referring to the attached drawings 1, 2, 3 and 4 in the specification, the drying part comprises a first bearing 14 arranged at the center of the upper surface of the rectangular box body 3, a hollow shaft 15 is arranged on the inner ring of the first bearing 14, a vent hole 16 is formed in the side surface of the hollow shaft 15, a connecting rod 17 is arranged on the side surface of the hollow shaft 15, the inner side of the inner cylinder 8 is fixedly connected with the connecting rod 17, sealing plates 18 are arranged at two ends of the inner cylinder 8, a second bearing 19 is arranged at the center of the lower surface of the rectangular box body 3, a supporting shaft 20 is arranged on the inner ring of the second bearing 19, the upper end of the supporting shaft 20 is fixedly connected with the sealing plates 18, and the supporting shaft 20 is fixedly connected with the rotating end of the rotating motor 7; a fixing rod 21 is arranged on the inner side of the rectangular box 3, the outer side of the outer cylinder 9 is fixedly connected with the fixing rod 21, a rotary sealing valve 22 is arranged at the upper end of the hollow shaft 15, and an air conveying pipe 23 is arranged between the air heater 1 and the rotary sealing valve 22; the outer side of the inner cylinder 8 is provided with a Z-shaped plate 24, and the Z-shaped plate 24 is fixedly connected with the inner cylinder 8.

In practical application, the rotating motor 7 rotates to drive the supporting shaft 20 to rotate, the supporting shaft 20 rotates to drive the sealing plate 18, the inner cylinder 8, the Z-shaped plate 24 and the hollow shaft 15 to synchronously rotate, the hollow shaft 15 is in a stable state under the action of the bearing II 19 and the bearing I14, the Z-shaped plate 24 divides the annular cavity 10 into relatively independent areas, the device is divided into 14 areas, and when the relatively independent areas sequentially pass below the feed hopper 4, the areas can be sequentially filled; the feed hopper 4 and the discharge hopper 28 are positioned in adjacent relatively independent areas, and the position filled with the fertilizer body 5 is rotated by 335 degrees and then is moved to the position of the arc-shaped discharge port 27;

hot air generated by the air heater 1 sequentially enters the inner cylinder 8 and the sealing plate 18 to form a cavity through the air delivery pipe 23, the rotary sealing valve 22 and the vent hole 16, air pressure is generated in the cavity formed by the inner cylinder 8 and the sealing plate 18 and enters the annular cavity 10 through the vent hole 12 in the inner cylinder 8, and is finally discharged from the vent hole 12 in the outer cylinder 9, the fertilizer body 5 can be dried in the process, and finally the hot air is discharged from the air outlet 6;

and a certain friction force exists between the fertilizer body 5 and the inner cylinder 8 and the outer cylinder 9, so that when the inner cylinder 8 rotates, the fertilizer body 5 can rotate to a certain degree, and the drying effect is further improved.

Referring to the attached

drawings

1, 5 and 6 in the specification, the sealing component comprises an annular strip 25 arranged at the upper end of the supporting rod 11, an annular groove 26 is formed in the upper surface of the annular strip 25, the lower ends of the inner cylinder 8 and the outer cylinder 9 extend into the annular groove 26, an arc-shaped discharge hole 27 is formed in the lower surface of the annular groove 26, and a discharge hopper 28 is arranged at the lower end of the rectangular box body 3.

In practical application, the lower ends of the inner barrel 8 and the outer barrel 9 extend into the annular groove 26, the annular groove 26 can block the fertilizer body 5 to prevent the fertilizer body 5 from falling uncontrollably, and when the fertilizer body 5 moves to the arc-shaped discharge hole 27, the fertilizer body 5 can fall to realize the purpose of discharging; when the relatively independent areas pass through the arc-shaped discharge ports 27 in sequence, the fertilizer bodies 5 are released in sequence.

Referring to the specification, the attached figure 4 and the attached figure 6, the feeding hopper 4 and the discharging port are in a staggered state in the vertical direction.

In practical application, the feed hopper 4 and the discharge hopper 28 are located in adjacent relatively independent areas, and the position (as compared with fig. 4 and 6) filled with fertilizer bodies 5 is rotated by 335 degrees and then moved to the position of the arc-shaped discharge port 27.

Referring to the attached figure 2 of the specification, the upper ends of the inner cylinder 8 and the outer cylinder 9 are respectively provided with a guide plate 29.

Particularly in practical application, the fertilizer body 5 can be prevented from overflowing through the action of the guide plate 29.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent several embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, a first feature "on" or "under" a second feature may be directly contacting the second feature or the first and second features may be indirectly contacting the second feature through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Claims

1. A high-efficiency air drying device for compound fertilizers comprises an air heater (1), a triangular support (2), a rectangular box body (3), a feed hopper (4) and a fertilizer body (5), wherein the feed hopper (4) is arranged above the rectangular box body (3), an arc-shaped opening (30) is formed in the lower end of the feed hopper (4), the rectangular box body (3) is installed on the triangular support (2), and an air outlet (6) is formed in one side of the upper end of the rectangular box body (3), and is characterized in that a rotary drying mechanism is arranged in the rectangular box body (3), and a discharging assembly is arranged at the lower end of the rectangular box body (3);

the rotary drying mechanism comprises a rotary motor (7), an inner barrel (8), an outer barrel (9) and a drying part, an annular cavity (10) is formed between the inner barrel (8) and the outer barrel (9), the fertilizer body (5) is positioned in the annular cavity (10), the rotary motor (7) drives the inner barrel (8) to rotate, the inner barrel (8) and the outer barrel (9) rotate relatively, and hot air generated by the air heater (1) sequentially penetrates through the inner barrel (8), the annular cavity (10) and the outer barrel (9) by the drying part;

the discharging assembly comprises a supporting rod (11) installed at the lower end of the rectangular box body (3), a sealing assembly is arranged at the upper end of the supporting rod (11), the sealing assembly can limit the fertilizer body (5) to fall, and the fertilizer body (5) can fall when moving to the designated position of the sealing assembly.

2. The efficient compound fertilizer air drying device as claimed in claim 1, wherein the longitudinal sections of the inner cylinder (8) and the outer cylinder (9) are Z-shaped, air holes (12) are respectively formed in the side surfaces of the inner cylinder (8) and the outer cylinder (9), air permeable nets (13) are respectively installed on the side surfaces of the inner cylinder (8) and the outer cylinder (9), and the air permeable nets (13) are located in the annular cavity (10).

3. The efficient compound fertilizer air-drying device as claimed in claim 2, wherein the drying part comprises a first bearing (14) arranged at the center of the upper surface of the rectangular box body (3), a hollow shaft (15) is arranged at the inner ring of the first bearing (14), an air vent (16) is formed in the side surface of the hollow shaft (15), a connecting rod (17) is arranged at the side surface of the hollow shaft (15), the inner side of the inner cylinder (8) is fixedly connected with the connecting rod (17), sealing plates (18) are arranged at the two ends of the inner cylinder (8), a second bearing (19) is arranged at the center of the lower surface of the rectangular box body (3), a supporting shaft (20) is arranged at the inner ring of the second bearing (19), the upper end of the supporting shaft (20) is fixedly connected with the sealing plates (18), and the supporting shaft (20) is fixedly connected with the rotating end of the rotating motor (7); a fixing rod (21) is installed on the inner side of the rectangular box body (3), the outer side of the outer cylinder (9) is fixedly connected with the fixing rod (21), a rotary sealing valve (22) is installed at the upper end of the hollow shaft (15), and an air conveying pipe (23) is installed between the hot air blower (1) and the rotary sealing valve (22); and a Z-shaped plate (24) is arranged on the outer side of the inner cylinder (8), and the Z-shaped plate (24) is fixedly connected with the inner cylinder (8).

4. The efficient air drying device for compound fertilizer as defined in claim 3, wherein the sealing component comprises an annular strip (25) arranged at the upper end of the support rod (11), an annular groove (26) is formed in the upper surface of the annular strip (25), the lower ends of the inner barrel (8) and the outer barrel (9) extend into the annular groove (26), an arc-shaped discharge hole (27) is formed in the lower surface of the annular groove (26), and a discharge hopper (28) is arranged at the lower end of the rectangular box body (3).

5. A high-efficiency air drying device for compound fertilizer as defined in claim 4, wherein the feed hopper (4) and the discharge port are in a staggered state in the vertical direction.

6. A high-efficiency compound fertilizer air-drying device as claimed in any one of claims 1-5, characterized in that the upper ends of the inner cylinder (8) and the outer cylinder (9) are respectively provided with a guide plate (29).