CN218690397U

CN218690397U - Novel intelligent density control device for coal separation

Info

Publication number: CN218690397U
Application number: CN202220201111.9U
Authority: CN
Inventors: 吕文舵; 建瑞革; 谢翠萍; 王益周
Original assignee: BHJD MINING ENGINEERING TECHNOLOGY (BEIJING) CO LTD
Current assignee: BHJD MINING ENGINEERING TECHNOLOGY (BEIJING) CO LTD
Priority date: 2022-01-25
Filing date: 2022-01-25
Publication date: 2023-03-24
Anticipated expiration: 2032-01-25

Abstract

The utility model discloses a novel intelligent density control device for coal is selected separately, including compounding bucket and medium box, the overflow pipe is installed to one side of compounding bucket, the position of compounding bucket is connected to the overflow pipe, the bottom of medium box is connected with No. three wear-resisting pipes, the front end of medium box is provided with a wear-resisting pipe and magnetism thing content meter interface, the rear end of medium box is provided with the densimeter interface, the medium incasement side is connected with the wear-resisting pipe of main part feeding. A novel intelligent density control device for coal is selected separately, design unique structure, can not only fully mix the medium, stabilize the medium stream, solved the problem that is easily blockked up by heavy medium such as densimeter moreover, reduce the accident and park, stabilize the production operation of coal preparation factory, pass through special design with the secret control mode complicated of tradition, the simplification is reliable, realizes density control system's intelligent regulation to stabilize the ash content and the output of product.

Description

Novel intelligent density control device for coal separation

Technical Field

The utility model relates to a coal field of selecting separately, in particular to a novel intelligent density control device for coal is selected separately.

Background

The novel intelligent density control device for coal separation is supporting equipment for coal separation, density control is very important in dense medium separation of coal, separation density is too high, ash content of products is too high, heat productivity is reduced, and price is low; sorting density is too high, and the product ash content is low excessively, though calorific capacity promotes, but product output reduces, and the benefit reduces, and along with the continuous development of science and technology, people also are higher and higher to the manufacturing process requirement of the novel intelligent density control device that the coal was selected separately.

The existing novel intelligent density control device for coal separation has certain disadvantages in use, and in a pressurized dense medium cyclone separation system, because coal and a medium are pumped to a dense medium cyclone together through a mixing pump for separation, if density measurement and control are installed on a pump feeding pipe, a densimeter is inaccurate in measurement and is often blocked by materials; if install in taking off the position that the medium sieve was closed to flowing certainly, pressure differential can not be controlled, leads to densimeter measurement fluctuation big, can not the accurate control density to the easy deposit of heavy medium powder, density control system often is blockked up, leads to sorting plant often to stop production to clear up, and the production is seriously influenced, and the use of giving people has brought certain adverse effect, for this reason, we provide a novel intelligent density controlling means for coal is selected separately.

Disclosure of Invention

The utility model provides a not enough to prior art, the utility model provides a novel intelligent density control device for coal is selected separately, design unique structure, can not only be with the abundant mixing of medium, stabilize the medium flow, and solved among the traditional close accuse system easy problem that is blockked up by the dense medium such as densimeter moreover, reduce the accident and park, stabilize the production operation of coal preparation factory, pass through special design with the close accuse mode that tradition is complicated, the simplification, it is reliable, realize the intelligent regulation of density control system, thereby stabilize the ash content and the output of product, can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a novel intelligent density control device for coal is selected separately, includes compounding bucket and medium box, the overflow pipe is installed to one side of compounding bucket, the position of compounding bucket is connected to the overflow pipe, the bottom of medium box is connected with No. three wear-resisting pipes, the front end of medium box is provided with a wear-resisting pipe and magnetic substance content meter interface, the rear end of medium box is provided with the densimeter interface, the medium incasement side is connected with the wear-resisting pipe of main part feeding.

Further, be connected with magnet separator concentrate body, waste rock sieve on the wear-resisting pipe of main part feeding and close under well pipe, steel pipe, the clean coal sieve and close well pipe and No. two wear-resisting pipes, be provided with automatic water supply valve on the steel pipe, the one end of No. two wear-resisting pipes is connected with and adds magnet separator concentrate pipe.

Furthermore, a positioning cylinder is installed at the bottom of the mixing barrel in a positioning mode, a sealing cover plate is positioned at one end of the positioning cylinder, a material opening is formed in the other end of the positioning cylinder, and a positioning frame and a feeding barrel are installed on the inner side of the mixing barrel.

Furthermore, close between the pipe and No. two wear-resisting pipes through the welded mode and fix a position under main part feeding wear-resisting pipe and magnet separator concentrate body, waste rock sieve, steel pipe, the clean coal sieve, be provided with the regulation seat between steel pipe and the automatic water supply valve, the upper end of steel pipe is moved about through the lower extreme of adjusting seat and automatic water supply valve.

Furthermore, the mixing barrel and the positioning barrel are integrally formed in a pouring mode, and the mixing barrel and the positioning frame are positioned in a welding mode.

Furthermore, the medium box and the first wear-resistant pipe are positioned in a pouring mode, and the medium box and the densimeter interface are positioned in a pouring mode.

Compared with the prior art, the utility model provides a novel intelligent density control device for coal is selected separately possesses following beneficial effect: this a novel intelligent density control device for coal is selected separately, design unique structure, can not only fully mix the medium, stabilize the medium flow, and solved the problem that densimeter etc. are easily blockked up by the heavy medium among the traditional close accuse system, reduce the accident and park, stabilize the production operation of coal preparation factory, pass through special design with the close accuse mode that tradition is complicated, it is simple, it is reliable, design density control's special program, establish intelligent center, the medium density with the monitored control system feedback, magnetic substance content and product ash content, data such as output insert intelligent center in real time, intelligent center carries out real-time judgement and adjustment, give the measure of density regulation, adjust inflow and dense medium addition through corresponding automatic control link, realize density control system's intelligent regulation, thereby stabilize the ash content and the output of product, whole coal is selected separately novel intelligent density control device simple structure, high durability and convenient operation, the effect of use is better for traditional mode.

Drawings

The present invention will be further explained with reference to the drawings and the embodiments.

Fig. 1 is the utility model relates to a novel intelligent density control device's for coal is selected separately overall structure schematic diagram.

Fig. 2 is the utility model relates to a structural schematic diagram of whole opposite side among novel intelligent density control device for coal is selected separately.

Fig. 3 is the structural schematic diagram of the side view in the novel intelligent density control device for coal separation of the present invention.

Fig. 4 is the structural schematic diagram of the front view in the novel intelligent density control device for coal separation of the present invention.

Fig. 5 is the schematic structural diagram of the top view in the novel intelligent density control device for coal separation of the present invention.

Fig. 6 is a schematic structural diagram of a system structure diagram in the novel intelligent density control device for coal separation of the present invention.

In the figure: 1. a mixing barrel; 2. a positioning cylinder; 3. a magnetic material content meter interface; 4. a wear resistant tube I; 5. a concentrate pipe body of the magnetic separator; 6. a medium combining pipe is arranged below the gangue sieve; 7. a steel pipe; 8. a medium combining pipe is arranged under the fine coal screen; 9. a second wear-resistant pipe; 10. a main body feed wear tube; 11. a media box; 12. a third wear resistant pipe; 13. a densitometer interface; 14. an overflow pipe; 15. an automatic water replenishing valve; 16. adding a magnetic separator concentrate tube; 17. a positioning frame; 18. a charging barrel; 19. sealing the cover plate; 20. and (4) feeding port.

Detailed Description

Example one

As shown in fig. 1-5, a novel intelligent density control device for coal separation comprises a mixing barrel 1 and a medium box 11, wherein an overflow pipe 14 is installed on one side of the mixing barrel 1, the overflow pipe 14 is connected with the position of the mixing barrel 1, the bottom of the medium box 11 is connected with a third wear-resistant pipe 12, the front end of the medium box 11 is provided with a first wear-resistant pipe 4 and a magnetic material content meter interface 3, the rear end of the medium box 11 is provided with a densimeter interface 13, and the inner side of the medium box 11 is connected with a main feeding wear-resistant pipe 10.

It closes medium pipe 6, steel pipe 7, clean coal sieve and closes medium pipe 8 and No. two wear-resisting pipe 9 to be connected with magnet separator concentrate body 5, gangue sieve down on the wear-resisting pipe 10 of main part feeding, is provided with automatic water supply valve 15 on the steel pipe 7, and the one end of No. two wear-resisting pipe 9 is connected with and adds medium magnet separator concentrate pipe 16.

The main part feeding wear-resistant pipe 10 is fixed a position through the welded mode between the magnetic separator concentrate body 5, the gangue sieve lower medium combining pipe 6, the steel pipe 7, the clean coal sieve lower medium combining pipe 8 and the second wear-resistant pipe 9, an adjusting seat is arranged between the steel pipe 7 and the automatic water replenishing valve 15, and the upper end of the steel pipe 7 moves through the adjusting seat and the lower end of the automatic water replenishing valve 15.

The medium box 11 and the first wear-resistant pipe 4 are positioned in a pouring mode, and the medium box 11 and the densimeter interface 13 are positioned in a pouring mode.

Example two

On the basis of the first embodiment, as shown in fig. 1 to 6, a novel intelligent density control device for coal separation comprises a mixing barrel 1 and a medium box 11, wherein an overflow pipe 14 is installed on one side of the mixing barrel 1, the overflow pipe 14 is connected with the position of the mixing barrel 1, the bottom of the medium box 11 is connected with a third wear-resistant pipe 12, a first wear-resistant pipe 4 and a magnetic material content meter interface 3 are arranged at the front end of the medium box 11, a densimeter interface 13 is arranged at the rear end of the medium box 11, and a main feeding wear-resistant pipe 10 is connected to the inner side of the medium box 11.

The bottom of compounding bucket 1 is fixed a position and is installed a position section of thick bamboo 2, and the one end location of a position section of thick bamboo 2 has sealed apron 19, and the material mouth 20 has been seted up to the other end of a position section of thick bamboo 2, and locating rack 17 and feed cylinder 18 are installed to the inboard of compounding bucket 1.

The mixing barrel 1 and the positioning barrel 2 are integrally formed in a pouring mode, and the mixing barrel 1 and the positioning frame 17 are positioned in a welding mode.

The working principle is as follows: the utility model comprises a mixing barrel 1, a positioning barrel 2, a magnetic material content meter interface 3, a first wear-resistant pipe 4, a magnetic separator concentrate pipe body 5, a gangue sieve lower medium combining pipe 6, a steel pipe 7, a refined coal sieve lower medium combining pipe 8, a second wear-resistant pipe 9, a main body feeding wear-resistant pipe 10, a medium box 11, a third wear-resistant pipe 12, a densimeter interface 13, an overflow pipe 14, an automatic water replenishing valve 15, a medium adding magnetic separator concentrate pipe 16, a positioning frame 17, a feeding barrel 18, a sealing cover plate 19 and a material port 20, when in use, the concentrate body 5, the gangue sieve lower medium combining pipe 6, the steel pipe 7, the clean coal sieve lower medium combining pipe 8 and the second wear-resistant pipe 9 of the magnetic separator are connected with the positions among all pipelines, the material body is input into the main body feeding wear-resistant pipe 10, the magnetic material content meter interface 3 is connected with a magnetic material content meter, the densimeter interface 13 is connected with a densimeter, the medium mixing is carried out in the medium box 11, a unique structure is designed, the medium can be fully mixed and stabilized, and solves the problem that densimeters and the like are easily blocked by heavy media in the traditional density control system, reduces accident parking, stabilizes the production operation of a coal preparation plant, fully and uniformly mixes qualified media of a medium removal system, heavy media recovered from dilute media, water for density control and dense media for supplementing medium loss, provides a stable and uniform detection target for a measurement and control system, monitors the medium density, the magnetic content, the product ash content, the product yield and the like in separation, feeds data back to an intelligent center in real time, and the intelligent center carries out real-time judgment and adjustment, according to the result of the measurement and control system, the intelligent center gives a measure of density adjustment, and the separation density is adjusted by adjusting the water inflow and the concentrated medium, so that the ash content and the yield of the product are stabilized.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a novel intelligent density control device for coal is selected separately, includes compounding bucket (1) and medium case (11), its characterized in that: overflow pipe (14) are installed to one side of compounding bucket (1), the position of compounding bucket (1) is connected in overflow pipe (14), the bottom of medium case (11) is connected with wear-resisting pipe (12) No. three, the front end of medium case (11) is provided with wear-resisting pipe (4) and magnetic material content meter interface (3) No. one, the rear end of medium case (11) is provided with densimeter interface (13), medium case (11) inboard is connected with main part feeding wear-resisting pipe (10).

2. The novel intelligent density control device for coal separation of claim 1, characterized in that: it closes under magnet separator concentrate body (5), the waste rock sieve and closes under well pipe (6), steel pipe (7), the clean coal sieve and closes well pipe (8) and No. two wear-resisting pipe (9) to be connected with on main part feeding wear-resisting pipe (10), be provided with automatic water supply valve (15) on steel pipe (7), the one end of No. two wear-resisting pipe (9) is connected with and adds magnet separator concentrate pipe (16).

3. The novel intelligent density control device for coal separation of claim 1, characterized in that: the bottom location of compounding bucket (1) is installed and is fixed a position a section of thick bamboo (2), the one end location of a section of thick bamboo (2) has sealed apron (19), material mouth (20) have been seted up to the other end of a section of thick bamboo (2), locating rack (17) and feed barrel (18) are installed to the inboard of compounding bucket (1).

4. The novel intelligent density control device for coal separation as claimed in claim 2, wherein: close under main part feeding wear-resisting pipe (10) and magnet separator concentrate body (5), the waste rock sieve and close between well pipe (6), steel pipe (7), the clean coal sieve and close between well pipe (8) and No. two wear-resisting pipe (9) and fix a position through the welded mode, be provided with the regulation seat between steel pipe (7) and automatic water supply valve (15), the upper end of steel pipe (7) is through adjusting the lower extreme of seat and automatic water supply valve (15) and move about.

5. The novel intelligent density control device for coal separation of claim 3, characterized in that: the mixing barrel (1) and the positioning barrel (2) are integrally formed through pouring, and the mixing barrel (1) and the positioning frame (17) are positioned through welding.

6. The novel intelligent density control device for coal separation of claim 1, characterized in that: the medium box (11) and the first wear-resistant pipe (4) are positioned in a pouring mode, and the medium box (11) and the densimeter interface (13) are positioned in a pouring mode.