CN216321737U

CN216321737U - Rotary drum granulation system on urine base production line

Info

Publication number: CN216321737U
Application number: CN202123016381.7U
Authority: CN
Inventors: 龙海泉; 代钰; 夏兵
Original assignee: Jingmen Xinyang Fengzhong Phosphate Fertilizer Industry Co ltd
Current assignee: Jingmen Xinyang Fengzhong Phosphate Fertilizer Industry Co ltd
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-04-19
Anticipated expiration: 2031-12-03

Abstract

The utility model provides a rotary drum granulation system on urine base production line, includes rotary drum granulator, raw materials weighing hopper (2) and returning charge weighing hopper (3), rotary drum granulator's feed end is equipped with feeder hopper (4), raw materials weighing hopper (2) and returning charge weighing hopper (3) branch are located feeder hopper (4) top, rotary drum granulator's discharge end is equipped with ejection of compact sieve board (5), and be equipped with in the below of ejection of compact sieve board (5) with communicating conveyer (6) of returning charge weighing hopper (3). The utility model has the advantages that: after granulation, the raw material ratio and the steam flow are adjusted according to the weight of the waste products, and the finished product rate and the finished product quality are improved.

Description

Rotary drum granulation system on urine base production line

Technical Field

The utility model relates to the technical field of fertilizer granulation, in particular to a rotary drum granulation system on a urea-based production line.

Background

At present, a granulation section of the whole drum urea-based compound fertilizer production line can generate waste products which are not granulated due to steam quantity and raw material proportion after granulation. The waste products need to be mixed with raw materials for secondary granulation, and through manual adjustment of the opening of a steam valve and raw material allocation, the subjective factors of personnel are too many, the uncertain factors are too many, and the internal quality, the appearance and the yield of the product are extremely unstable.

SUMMERY OF THE UTILITY MODEL

The present invention aims at providing one kind of drum pelletizing system for urine-based production line.

The utility model comprises a rotary drum granulator, a raw material weighing and metering hopper and a return material weighing and metering hopper,

the feeding end of the rotary drum granulator is provided with a feeding hopper, the raw material weighing measuring hopper and the return material weighing measuring hopper are respectively positioned above the feeding hopper, the discharging end of the rotary drum granulator is provided with a discharging sieve plate, and a conveyor communicated with the return material weighing measuring hopper is arranged below the discharging sieve plate.

The rotary drum granulator includes the base, the granulation barrel, the feeding head, ejection of compact head and barrel driving motor, the granulation barrel passes through the feeding head and ejection of compact head is installed on the base, barrel driving motor rigid coupling is on the base, and drive granulation barrel rotates on feeding head and ejection of compact head, the feeder hopper is installed in feeding head one side, and be equipped with the unloading chute that one end stretches into in the granulation barrel at the discharge end of feeder hopper, be located and be equipped with steam conduit on the feeding head of unloading chute below, steam conduit's the end of giving vent to anger is located the discharge end below of unloading chute, ejection of compact sieve is installed on the discharge gate of ejection of compact head.

The steam pipeline is respectively provided with a first steam regulating valve and a second steam regulating valve.

And a steam branch pipe is arranged at the air outlet end close to the steam pipeline and is positioned right below the steam pipeline.

The air outlet ends of the steam pipeline and the steam branch pipe are respectively provided with a flat steam nozzle, and the width of an air outlet of each flat steam nozzle is not less than that of the discharge end of the discharging chute.

The feeding chute is a vibration feeding chute plate.

The discharge end of the discharging chute is hinged with a sealing plate.

A pair of cage type mixing rollers is arranged in the feed hopper and is respectively positioned below the discharge ports of the corresponding raw material weighing and metering hopper and the return material weighing and metering hopper.

The discharging sieve plate is a vibrating sieve plate.

The utility model has the advantages that: after granulation, the raw material ratio and the steam flow are adjusted according to the weight of the waste products, and the finished product rate and the finished product quality are improved.

Description of the drawings

FIG. 1 is a schematic diagram of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that, if the terms "upper", "lower", "inside", "outside", etc. are used for indicating the orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention usually place when using, the present invention is only used for convenience of description and simplification of the description, but does not indicate or imply that the devices or elements indicated must have specific orientations, be constructed in specific orientations, and operate, and thus, the present invention should not be construed as being limited. Furthermore, the appearances of the terms "first," "second," and the like in the description of the present invention are only used for distinguishing between the descriptions and are not intended to indicate or imply relative importance.

In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in the attached drawing, the utility model comprises a rotary drum granulator, a raw material weighing and measuring hopper 2 and a return material weighing and measuring hopper 3,

the feed end of rotary drum granulator is equipped with feeder hopper 4, and raw materials weighing and metering bucket 2 and returning charge weighing and metering bucket 3 divide and are located feeder hopper 4 top, and the discharge end of rotary drum granulator is equipped with ejection of compact sieve 5, and is equipped with the conveyer 6 that communicates with returning charge weighing and metering bucket 3 below ejection of compact sieve 5.

The rotary drum granulator comprises a base 10, a granulation cylinder 11, a feeding end enclosure 12, a discharging end enclosure 13 and a cylinder driving motor 14, wherein the granulation cylinder 11 is installed on the base 10 through the feeding end enclosure 12 and the discharging end enclosure 13, the cylinder driving motor 14 is fixedly connected to the base 10 and drives the granulation cylinder 11 to rotate on the feeding end enclosure 12 and the discharging end enclosure 13, a feeding hopper 4 is installed on one side of the feeding end enclosure 12, a discharging chute 15 with one end extending into the granulation cylinder 11 is arranged at the discharging end of the feeding hopper 4, a steam pipeline 16 is arranged on the feeding end enclosure 12 below the discharging chute 15, the air outlet end of the steam pipeline 16 is located below the discharging end of the discharging chute 15, steam sprayed by the steam pipeline 16 can be fully mixed with raw materials falling from the discharging chute 15, and granulation quality is improved; the discharging sieve plate 5 is arranged on a discharging port of the discharging seal head 13.

The steam pipeline 16 is respectively provided with a first steam regulating valve 20 and a second steam regulating valve 21, the first steam regulating valve 20 adopts a DN80 steam regulating valve for primary coarse adjustment, and the second steam regulating valve 21 adopts a DN50 steam regulating valve for secondary fine adjustment and accurate steam flow.

A steam branch pipe 25 is arranged at the air outlet end close to the steam pipeline 16, and the steam branch pipe 25 is positioned right below the steam pipeline 16; the air outlet ends of the steam pipeline 16 and the steam branch pipe 25 are respectively provided with a flat steam nozzle 22, and the width of the air outlet of the flat steam nozzle 22 is not less than the width of the discharging end of the discharging chute 15. The steam sprayed by the flat steam nozzle 22 can fully contact with the raw materials falling from the feeding chute 15, and the balling rate is improved.

The feeding chute 15 is a vibrating feeding chute plate, so that the raw materials fall uniformly.

The discharge end of unloading chute 15 articulates there is shrouding 23, and shrouding 23 exports unloading chute 15 all the time under the effect of dead weight and seals, prevents that steam from entering into feeder hopper 4 from unloading chute 15 and causing the raw materials to bond in feeder hopper 4, and when the raw materials was exported, the raw materials pushed shrouding 23 open by oneself and carried out the unloading.

Be equipped with a pair of cage material mixing roller 27 in feeder hopper 4, a pair of cage material mixing roller 27 is located the discharge gate below that corresponds raw materials weighing and metering hopper 2 and returning charge weighing and metering hopper 3 respectively, the discharge gate of raw materials weighing and metering hopper 2 and returning charge weighing and metering hopper 3 all is partial to a pair of cage material mixing roller 27 middle part position, when raw materials and waste material fall feeder hopper 4, the impact force of raw materials whereabouts causes a pair of cage material mixing roller 27 to rotate, cage material mixing roller 27 rotates and takes the raw materials to throw and fly and form the mixture, can break up the bold material of caking simultaneously, improve the smoothness nature and the homogeneity of unloading.

The discharging sieve plate 5 is a vibrating sieve plate.

The device is also provided with a programmable logic controller 30, a high-definition camera 31 which is in communication connection with the programmable logic controller 30 is arranged on a discharging end socket 13 above the discharging sieve plate 5, the high-definition camera 31 transmits a real-time finished product balling rate image to the programmable logic controller 30, and the programmable logic controller 30 outputs control signals to the raw material weighing and metering hopper 2, the return material weighing and metering hopper 3 and the second steam regulating valve 21 respectively through analyzing the image, and is used for regulating the flow of the raw material weighing and metering hopper 2, the return material weighing and metering hopper 3 and the second steam regulating valve 21.

The working mode and principle are as follows: the granulated micro powder particles and the like are screened onto a conveyor 6 through a discharge sieve plate 5, then the return material weighing hopper 3 is conveyed by the conveyor 6, the return material weighing hopper 3 weighs the granulated waste of a batch, then the raw material weighing hopper 2 carries out proportioning adjustment according to the weight of the material in the return material weighing hopper 3, and the waste material and the raw material enter a rotary drum granulator together for granulation.

Claims

1. A rotary drum granulation system on a urea-based production line is characterized by comprising a rotary drum granulator, a raw material weighing and metering hopper (2) and a return material weighing and metering hopper (3),

the feed end of rotary drum granulator is equipped with feeder hopper (4), and raw materials weighing hopper (2) and returning charge weighing hopper (3) divide and are located feeder hopper (4) top, and the discharge end of rotary drum granulator is equipped with ejection of compact sieve (5), and is equipped with below ejection of compact sieve (5) and communicates with each other conveyer (6) with returning charge weighing hopper (3).

2. A rotary drum granulation system on a urine-based production line as claimed in claim 1, characterized in that the rotary drum granulator comprises a base (10), a granulation cylinder (11), a feeding end enclosure (12), a discharging end enclosure (13) and a cylinder driving motor (14), the granulation cylinder (11) is installed on the base (10) through the feeding end enclosure (12) and the discharging end enclosure (13), the cylinder driving motor (14) is fixedly connected on the base (10) and drives the granulation cylinder (11) to rotate on the feeding end enclosure (12) and the discharging end enclosure (13), the feeding hopper (4) is installed at one side of the feeding end enclosure (12), a discharging chute (15) with one end extending into the granulation cylinder (11) is arranged at the discharging end of the feeding hopper (4), a steam pipeline (16) is arranged on the feeding end enclosure (12) below the discharging chute (15), and the air outlet end of the steam pipeline (16) is positioned below the discharging end of the discharging chute (15), the discharging sieve plate (5) is arranged on a discharging hole of the discharging seal head (13).

3. A rotary drum granulation system on a urine-based production line as in claim 2, characterized in that the steam pipeline (16) is provided with a first steam regulating valve (20) and a second steam regulating valve (21), respectively.

4. A rotary drum granulation system on a urine-based production line as claimed in claim 2, characterized in that a steam branch pipe (25) is provided near the outlet end of the steam pipe (16), the steam branch pipe (25) being located right below the steam pipe (16).

5. A rotary drum granulation system on a urine-based production line as in claim 4, characterized in that the steam outlet ends of the steam pipeline (16) and the steam branch pipe (25) are provided with flat steam nozzles (22), and the width of the air outlet of the flat steam nozzle (22) is not less than the width of the discharge end of the blanking chute (15).

6. A rotary drum granulation system on a urine-based production line as in claim 2, characterized in that the blanking chute (15) is a vibratory blanking carriage.

7. A rotary drum granulation system on a urine-based production line as in claim 2, characterized in that the discharge end of the discharge chute (15) is hinged with a closing plate (23).

8. A rotary drum granulation system on a urine-based production line as in claim 1, characterized in that a pair of cage type mixing rollers (27) is provided in the feed hopper (4), and the pair of cage type mixing rollers (27) is located below the discharge ports of the corresponding raw material weighing hopper (2) and the corresponding return material weighing hopper (3).

9. A rotary drum granulation system on a urine-based production line as in claim 1, characterized in that the discharge sieve plate (5) is a vibrating sieve plate.