CN218710024U

CN218710024U - Continuous full-particle-size phosphogypsum aggregate production system

Info

Publication number: CN218710024U
Application number: CN202222801890.9U
Authority: CN
Inventors: 梁德强; 唐小坤; 宋秀清; 吴霞; 王凯; 陈光明; 雲念; 徐吉超; 王煜舜; 张芳; 杨静雯; 陈洁
Original assignee: Hubei Geke Engineering Testing Co ltd
Current assignee: Hubei Geke Engineering Testing Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-03-24
Anticipated expiration: 2032-10-24

Abstract

The utility model provides a full particle diameter ardealite aggregate production system of continuous type, which comprises a crusher, disc granulator and screening machine, the breaker top is equipped with the first belt feeder of feeding, breaker bottom discharge gate below is equipped with the second belt feeder, the output of second belt feeder extends to disc granulator top, the top of disc granulator still is equipped with the auger delivery pipe that is connected to on the alkaline excitant storage tank, disc granulator bottom discharge gate below is equipped with the third belt feeder, the third belt feeder extends to semi-manufactured goods feed bin, the discharge gate below of semi-manufactured goods feed bin is equipped with the fourth belt feeder, the fourth belt feeder extends to the screening machine, a plurality of discharge gates of screening machine are equipped with a plurality of belt feeders respectively, a plurality of belt feeders extend to in the different finished product yards respectively. This is novel to adopt above-mentioned structure, realizes the production and processing of phosphogypsum aggregate through realizing the serialization processing with the phosphogypsum, effectively promotes the comprehensive utilization ratio of phosphogypsum, solves the scarce problem of conventional aggregate resource.

Description

Continuous full-particle-size phosphogypsum aggregate production system

Technical Field

The utility model relates to a ardealite regeneration technical field, specificly be a continuous full particle size ardealite aggregate production system.

Background

The phosphogypsum is an industrial byproduct of phosphoric acid wet-process production of phosphorus chemical enterprises, is produced when sulfuric acid reacts with phosphate ore to produce phosphoric acid, and can produce 4-5 tons of phosphogypsum when producing 1 ton of phosphoric acid, the main component of the phosphogypsum is calcium sulfate dihydrate which is powdery, has caking phenomenon when long-term accumulation, contains organic phosphorus and sulfur fluorine compounds, and has great pollution to the environment.

The recycling of the phosphogypsum is always a research problem in the current field, and the current phosphogypsum has the main application that: building gypsum, cement retarder, cementing material, aggregate preparation and the like, wherein the application consumption of phosphogypsum in the building industry is the largest, and the phosphogypsum replaces the traditional building aggregate in consideration of the shortage of mine resources at present and is the main application direction.

Disclosure of Invention

The utility model aims to solve the technical problem that a full particle diameter ardealite aggregate production system of continuous type is provided, through realizing the production and processing that serialization was handled and is realized the ardealite aggregate with the ardealite, effectively promote the comprehensive utilization ratio of ardealite, solve conventional aggregate resource and lack the problem.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the utility model provides a full particle diameter ardealite aggregate production system of continuous type, including breaker, disc granulator and screening machine, the breaker top be equipped with the first belt feeder of feeding, breaker bottom discharge gate below is equipped with the second belt feeder, the output of second belt feeder extends to disc granulator top, disc granulator's top still is equipped with the auger delivery pipe that is connected to on the alkaline excitant storage tank, disc granulator bottom discharge gate below is equipped with the third belt feeder, the third belt feeder extends to semi-manufactured goods feed bin, the discharge gate below of semi-manufactured goods feed bin is equipped with the fourth belt feeder, the fourth belt feeder extends to the screening machine, a plurality of discharge gates of screening machine are equipped with the fifth belt feeder respectively, the sixth belt feeder, seventh belt feeder and eighth belt feeder, the fifth belt feeder, the sixth belt feeder, seventh belt feeder and eighth belt feeder extend to in the different finished product yards respectively.

In a preferable scheme, a first conveying pipe is arranged above the disc granulator, one end of the first conveying pipe is connected to the liquid storage tank, and a first spraying device is arranged on a part, located above the disc granulator, of the first conveying pipe.

In the preferred scheme, a third conveying pipe is arranged above the semi-finished product bin, one end of the third conveying pipe is connected to the liquid storage tank, and a second spraying device is arranged on the part, located above the semi-finished product bin, of the third conveying pipe.

In the preferred scheme, the third conveyer pipe on be equipped with the second conveyer pipe, on second duct connection to the sedimentation tank, be equipped with the slurry conveyer pipe on the sedimentation tank, slurry duct connection to on the basin, the basin sets up on semi-manufactured goods feed bin, the basin is used for receiving the second spray set and sprays the remaining curing agent that the in-process produced.

In a preferable scheme, the plurality of discharge ports arranged on the sieving machine are used for sieving aggregate into four different particle size sections, namely a 0-5mm section, a 5-10mm section, a 10-20mm section and a section larger than 20mm, and the aggregate is respectively conveyed to different finished product storage yards through a fifth belt conveyor, a sixth belt conveyor, a seventh belt conveyor and an eighth belt conveyor.

The utility model provides a full particle size ardealite aggregate production system of continuous type through adopting above-mentioned structure, has following beneficial effect:

(1) The continuous production of the phosphogypsum aggregate is realized, the production time is shortened, and the production efficiency is improved;

(2) The aggregate with different particle size sections can be produced so as to meet the requirements of different construction aggregates;

(3) The problem of low comprehensive utilization rate of the phosphogypsum is solved.

Drawings

The invention will be further explained with reference to the following figures and examples:

fig. 1 is a schematic view of the overall structure of the present invention.

In the figure: the device comprises a first belt conveyor 1, a crusher 2, a second belt conveyor 3, an alkaline activator storage tank 4, a liquid storage tank 5, a first conveying pipe 6, a first spraying device 7, a spiral conveying pipe 8, a disc granulator 9, a third belt conveyor 10, a semi-finished product bin 11, a water tank 12, a slurry conveying pipe 13, a sedimentation tank 14, a second conveying pipe 15, a second spraying device 16, a third conveying pipe 17, a fourth belt conveyor 18, a screening machine 19, a fifth belt conveyor 20, a sixth belt conveyor 21, a seventh belt conveyor 22, an eighth belt conveyor 23 and a finished product storage yard 24.

Detailed Description

As shown in fig. 1, a continuous full-particle-size phosphogypsum aggregate production system comprises a crusher 2, a disc granulator 9 and a screening machine 19, wherein a first belt conveyor 1 for feeding is arranged at the top of the crusher 2, a second belt conveyor 3 is arranged below a discharge port at the bottom of the crusher 2, an output end of the second belt conveyor 3 extends to the position above the disc granulator 9, a spiral conveying pipe 8 connected to an alkaline activator storage tank 4 is further arranged above the disc granulator 9, a third belt conveyor 10 is arranged below a discharge port at the bottom of the disc granulator 9, the third belt conveyor 10 extends to a semi-finished product bin 11, a fourth belt conveyor 18 is arranged below a discharge port of the semi-finished product bin 11, the fourth belt conveyor 18 extends to the screening machine 19, a plurality of discharge ports of the screening machine 19 are respectively provided with a fifth belt conveyor 20, a sixth belt conveyor 21, a seventh belt conveyor 22 and an eighth belt conveyor 23, and the fifth belt conveyor 20, the sixth belt conveyor 21, the seventh belt conveyor 22 and the eighth belt conveyor 23 respectively extend to different finished product storage yards 24.

In a preferable scheme, a first conveying pipe 6 is arranged above the disc granulator 9, one end of the first conveying pipe 6 is connected into the liquid storage tank 5, and a first spraying device 7 is arranged on the part, located above the disc granulator 9, of the first conveying pipe 6.

In the preferred scheme, a third conveying pipe 17 is arranged above the semi-finished product bin 11, one end of the third conveying pipe 17 is connected to the liquid storage tank 5, and a second spraying device 16 is arranged on the part, located above the semi-finished product bin 11, of the third conveying pipe 17.

In a preferable scheme, a second conveying pipe 15 is arranged on the third conveying pipe 17, the second conveying pipe 15 is connected to a sedimentation tank 14, a slurry conveying pipe 13 is arranged on the sedimentation tank 14, the slurry conveying pipe 13 is connected to a water tank 12, the water tank 12 is arranged on a semi-finished product bin 11, and the water tank 12 is used for receiving residual curing agents generated in the spraying process of the second spraying device 16.

In a preferred scheme, a plurality of discharge ports arranged on the sieving machine 19 are used for sieving aggregate into four different particle size sections, namely a 0-5mm section, a 5-10mm section, a 10-20mm section and a section larger than 20mm, and are respectively conveyed to different finished product storage yards 24 through a fifth belt conveyor 20, a sixth belt conveyor 21, a seventh belt conveyor 22 and an eighth belt conveyor 23.

This novel when adopting above-mentioned continuous type full particle size ardealite aggregate production system to carry out the production of ardealite aggregate:

firstly, a first belt conveyor 1 conveys raw phosphogypsum materials from a phosphogypsum storage yard to a crusher 2, the raw phosphogypsum materials are coarsely crushed in the crusher 2, and the phosphogypsum is agglomerated due to long-time storage, and is crushed into powder or fine particles, so that the later granulation quality is facilitated.

And secondly, granulating by a disk granulator 9, feeding the phosphogypsum powder into the disk granulator 9 through a second belt conveyor 3, feeding an alkaline activator into the granulator 9 through a spiral conveying pipe 8 connected with an alkaline activator tank 4, connecting one end of a first conveying pipe 6 with a liquid storage tank 5, connecting the other end of the first conveying pipe with a first spraying device 7, spraying a curing agent into the granulator 9, adding the raw materials into the granulator, and mixing and stirring to form a sphere.

The semi-finished product bin 11 is used for maintaining a phosphogypsum aggregate semi-finished product, the aggregate semi-finished product is conveyed to the semi-finished product bin 11 by a third adhesive tape machine 10, one end of a third conveying pipe 17 is connected with the liquid storage tank 5, the other end of the third conveying pipe is connected with a second spraying device 16 so as to carry out spraying maintenance on the aggregate semi-finished product, in addition, a residual curing agent after maintenance flows to a water tank 12 and flows to a sedimentation tank 14 through a slurry conveying pipe 13 for sedimentation, and clear water after sedimentation is connected to the second spraying device 16 through a second water conveying pipe 15, so that circulating maintenance can be carried out.

The screening machine 21 screens the cured aggregate into four particle sizes: 0-5 mm; 5-10 mm; 10-20 mm; and if the aggregate size is larger than 20mm, the finished aggregate with four particle sizes is respectively sent to an aggregate finished product storage yard 24 by a fifth belt conveyor 20, a sixth belt conveyor 21, a seventh belt conveyor 22 and an eighth belt conveyor 23.

Claims

1. A continuous full-particle-size phosphogypsum aggregate production system is characterized in that: including breaker (2), disc granulator (9) and screening machine (19), breaker (2) top be equipped with first belt feeder (1) of feeding, breaker (2) bottom discharge mouth below is equipped with second belt feeder (3), the output of second belt feeder (3) extends to disc granulator (9) top, the top of disc granulator (9) still is equipped with spiral delivery pipe (8) that are connected to on alkaline excitant storage tank (4), disc granulator (9) bottom discharge mouth below is equipped with third belt feeder (10), third belt feeder (10) extend to semi-manufactured goods feed bin (11), the discharge gate below of semi-manufactured goods feed bin (11) is equipped with fourth belt feeder (18), fourth belt feeder (18) extend to screening machine (19), a plurality of discharge gates of belt feeder (19) are equipped with fifth belt feeder (20) respectively, sixth belt feeder (21), seventh belt feeder (22) and eighth belt feeder (23), fifth belt feeder (20), sixth belt feeder (21), seventh belt feeder (22) and eighth belt feeder (23) extend to in different finished products stockpile fields (24) respectively.

2. The continuous full-particle-size phosphogypsum aggregate production system according to claim 1, is characterized in that: a first conveying pipe (6) is arranged above the disc granulator (9), one end of the first conveying pipe (6) is connected into the liquid storage tank (5), and a first spraying device (7) is arranged on the part, located above the disc granulator (9), of the first conveying pipe (6).

3. The continuous full-particle-size phosphogypsum aggregate production system according to claim 1, is characterized in that: and a third conveying pipe (17) is arranged above the semi-finished product bin (11), one end of the third conveying pipe (17) is connected into the liquid storage tank (5), and a second spraying device (16) is arranged on the part, located above the semi-finished product bin (11), of the third conveying pipe (17).

4. The continuous full-particle-size phosphogypsum aggregate production system according to claim 3, which is characterized in that: third conveyer pipe (17) on be equipped with second conveyer pipe (15), on second conveyer pipe (15) were connected to sedimentation tank (14), be equipped with slurry conveyer pipe (13) on sedimentation tank (14), slurry conveyer pipe (13) are connected to on basin (12), basin (12) set up on semi-manufactured goods feed bin (11), basin (12) are used for receiving second spray set (16) and spray the residual curing agent that the in-process produced.

5. The continuous full-particle-size phosphogypsum aggregate production system according to claim 1, is characterized in that: the aggregate screening machine is characterized in that a plurality of discharge ports arranged on the screening machine (19) are used for screening aggregates into four sections with different particle sizes, namely 0-5mm sections, 5-10mm sections, 10-20mm sections and sections larger than 20mm, and the aggregates are respectively conveyed to different finished product storage yards (24) through a fifth belt conveyor (20), a sixth belt conveyor (21), a seventh belt conveyor (22) and an eighth belt conveyor (23).