CN213421755U

CN213421755U - Coal mining coal washing drying device

Info

Publication number: CN213421755U
Application number: CN202022598304.6U
Authority: CN
Inventors: 徐艳红
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-12
Filing date: 2020-11-12
Publication date: 2021-06-11
Anticipated expiration: 2030-11-12

Abstract

The utility model discloses a coal mining coal washing drying device relates to coal mining equipment technical field, including main part, air duct and the first fan of setting in the air duct inside, the inside upper end swing joint of main part has first transport net, the inside lower extreme swing joint of main part has the second to carry the net. The beneficial effects of the utility model are that the net is carried to the inside first transport net and the second that is provided with horizontal dislocation distribution of device, first transport net and second are carried net junction swing joint to have the upset roller, the coal body on the first transport net is when transporting the second transport net, overturn the coal body through the upset roller, be convenient for carry out comprehensive drying to the coal body, avoid appearing the dead angle, the leading-in fast air current of air-supply line inside through first fan, blow off coal body surface water droplet, carry out preliminary drying simultaneously and handle, hot-blast cylinder is inside to carry out hot air drying through the leading-in thermal current that relaxs of second fan, coal body after the upset carries out hot air drying, improve the dry quality of coal body.

Description

Coal mining coal washing drying device

Technical Field

The utility model belongs to the technical field of coal mining equipment, concretely relates to coal mining coal-washing drying device.

Background

The coal mining modes include open-pit mining and underground mining. Mechanized methods are generally employed; the method is characterized in that a small number of hydraulic coal mining methods are adopted, underground gasification of coal is still in a test stage, a hydraulic support is required to support when coal seams are mined, the coal seam with the thickness of less than 1.3m during underground mining or the coal seam with the thickness of less than 3.5m during open mining is called a thin coal seam, coal washing is an indispensable process of coal deep processing, coal directly mined from a mine is called raw coal, a plurality of impurities are mixed in the raw coal during mining, the quality of the coal is different, and the coal with small inherent ash content and the coal with large inherent ash content are mixed together. The coal washing is an industrial process for removing impurities in raw coal or classifying high-quality coal and low-quality coal, and clean coal is required to be dried after the coal washing process.

The existing coal washing drying apparatus is simple in structure, cannot be overturned when multiple coal bodies are dried, is single in drying mode, cannot be used for dewatering pretreatment on the dried coal bodies, and is not easy to dry the coal bodies with high water content and low in coal body drying efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coal mining coal washing drying device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a coal mining coal washing and drying device comprises a main body, an air duct and a first fan arranged inside the air duct, wherein the upper end inside the main body is movably connected with a first conveying net, the lower end inside the main body is movably connected with a second conveying net, the first conveying net and the second conveying net are horizontally arranged in a staggered manner, a vertical joint of the first conveying net and the second conveying net is movably connected with a turning roller, the turning roller is provided with a plurality of turning fins, a material collecting groove is arranged right below the air duct, one side of the main body is fixedly connected with a motor, the output end of the motor is connected with the turning roller, the upper end of the main body is fixedly connected with the air duct, the upper end of the air duct is fixedly connected with a plurality of air inlet pipes, the inner central axis of the plurality of air inlet pipes is fixedly connected with the first fan, and one side of the main body is fixedly connected with a power supply box, the power box is electrically connected with the first fans, one side, far away from the air guide duct, of the main body is fixedly connected with a hot air cylinder, the inside of the hot air cylinder is connected with a second fan, a heating resistance wire is arranged at an air inlet of the hot air cylinder, the hot air cylinder is over against the second conveying net, and one side of the main body is fixedly connected with an air outlet cylinder.

Preferably, a plurality of spiral cyclone plates are fixedly connected to the inside of the air duct, and the plurality of cyclone plates are uniformly distributed on the inner circumference of the air duct.

Preferably, the upper end of air-supply line matches the joint and has the filter screen panel, the edge threaded connection of filter screen panel has a plurality of fastening nut, fastening nut's one end joint air-supply line.

Preferably, the inside of the material collecting groove is obliquely arranged, the opening of the material collecting groove is larger than the opening of the air duct, and the bottom of the material collecting groove is connected with the discharging pipe through a bolt.

Preferably, the heating resistance wires are arranged in a plurality, and the heating resistance wires are distributed at the air inlet of the hot air cylinder in an even clearance manner.

Preferably, the diameter of the air inlet pipe is smaller than that of the hot air cylinder, and the rotating speed of the first fan is greater than that of the second fan.

Preferably, the bottom of the main body is fixedly connected with four connecting pieces, and the connecting pieces are provided with connecting threaded holes.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a device for drying coal, including a device for conveying coal body, the device for conveying coal body is provided with the first net of carrying and the second net of carrying of horizontal dislocation distribution inside, first net of carrying and the second is carried the net swing joint and is had the roll-over roller, the coal body on the first net of carrying is when transporting the second and carry the net, overturn the coal body through the roll-over roller, be convenient for carry out comprehensive drying to the coal body, the dead angle avoids appearing, the leading-in fast air current of air-supply line inside through first fan, blow off coal body surface water droplet, carry out preliminary drying simultaneously, the inside leading-in thermal current that mitigatees of second fan that passes through of hot-blast cylinder, coal body after.

(2) The utility model discloses a coal body, including a plurality of whirlwind boards, a plurality of whirlwind boards are at the inside evenly distributed of aviation baffle, guide the air current through spiral shape whirlwind board, the whirlwind board of a plurality of circumference distributions can carry out the vortex direction to the air current, the coal body of many bottoms encircles and bloies, carry out the preliminary treatment to coal body surface moisture fast, the aviation baffle is just can be collected water droplet and air current to the groove that gathers materials that sets up simultaneously, derive through the bottom discharging pipe, it is convenient high-efficient to use.

Drawings

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

fig. 2 is a schematic bottom perspective view of the present invention;

fig. 3 is a schematic front view of the present invention;

fig. 4 is a schematic sectional view of the present invention.

In the figure: 1. a main body; 2. a first transport web; 3. a material collecting groove; 4. a discharge pipe; 5. an air duct; 6. a cyclone plate; 7. an air inlet pipe; 8. a first fan; 9. a filtering net cover; 10. a power supply box; 11. a motor; 12. a roll-over roller; 13. a second transport web; 14. a hot air cylinder; 15. a second fan; 16. heating resistance wires; 17. an air outlet cylinder; 18. a connecting member.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model provides a coal mining coal washing and drying device, which comprises a main body 1, an air duct 5 and a first fan 8 arranged inside the air duct 5, the upper end inside the main body 1 is movably connected with a first conveying net 2, the lower end inside the main body 1 is movably connected with a second conveying net 13, the first conveying net 2 and the second conveying net 13 are horizontally arranged in a staggered manner, the vertical joint of the first conveying net 2 and the second conveying net 13 is movably connected with a turning roller 12, the turning roller 12 is provided with a plurality of turning fins, a material collecting groove 3 is arranged right below the air duct 5, one side of the main body 1 is fixedly connected with a motor 11, the output end of the motor 11 is connected with the turning roller 12, the upper end of the main body 1 is fixedly connected with the air duct 5, the upper end of the air duct 5 is fixedly connected with a plurality of air inlet pipes 7, the first fan 8 is fixedly connected on the internal central axis of the plurality of the air, one side fixedly connected with power supply box 10 of main part 1, a plurality of first fans 8 of power supply box 10 electric connection, one side fixedly connected with hot-blast pot 14 that the guide duct 5 was kept away from to main part 1, the internal connection of hot-blast pot 14 has second fan 15, the air intake department of hot-blast pot 14 is provided with heating resistor silk 16, hot-blast pot 14 is just to second transport net 13, one side fixedly connected with play dryer 17 of main part 1.

In this embodiment, further, a plurality of spiral cyclone plates 6 are fixedly connected inside the air duct 5, the plurality of cyclone plates 6 are uniformly distributed in the inner circumference of the air duct 5, the air flow is guided by the spiral cyclone plates 6, the plurality of circumferentially distributed cyclone plates 6 can guide the air flow in a vortex manner, coal at multiple bottoms is blown in a circulating manner, and moisture on the surface is pretreated.

In this embodiment, furthermore, the upper end of air-supply line 7 matches the joint and has the filter screen panel 9, and the edge threaded connection of filter screen panel 9 a plurality of fastening nuts, fastening nut's one end joint air-supply line 7, the filter screen panel 9 of air-supply line 7 upper end can filter the air, avoids the foreign matter to get into, and filters screen panel 9 and fastens with air-supply line 7 through the bolt, and it is convenient that the installation is dismantled.

In this embodiment, furtherly, the inside of collecting groove 3 sets up for the slope, and the opening of collecting groove 3 is greater than 5 openings of air duct, and the bottom bolted connection of collecting groove 3 has discharging pipe 4, collects the water droplet that blows off through the collecting groove 3 of inside slope, leads out air current and water droplet through discharging pipe 4 simultaneously.

In this embodiment, furthermore, the heating resistance wires 16 are provided in a plurality of numbers, the heating resistance wires 16 are distributed at the air inlet of the hot air cylinder 14 in an even clearance manner, heat is provided through the heating resistance wires 16, the heating resistance wires 16 distributed in an even clearance manner can facilitate the circulation of air flow, heat the air flow simultaneously, and facilitate the hot air drying of the coal body.

In this embodiment, further, the diameter of the air inlet pipe 7 is smaller than the diameter of the hot air cylinder 14, the rotating speed of the first fan 8 is greater than the rotating speed of the second fan 15, the air inlet pipe 7 with a smaller diameter cooperates with the first fan 8 with a larger rotating speed to form a fast airflow, and pretreats water drops attached to the coal body to prevent the water drops from attaching to the first fan, and the hot air cylinder 14 with a larger diameter cooperates with the second fan 15 with a smaller rotating speed to form a slow hot air flow, so as to dry the coal body by hot air and avoid blowing off the coal body.

In this embodiment, furthermore, the bottom fixedly connected with of main part 1 has four connecting pieces 18, is provided with connecting threaded hole on the connecting piece 18, and the installation of four connecting pieces 18 of main part 1 bottom be convenient for holistic installation, and it is convenient to install.

The utility model discloses a theory of operation and use flow: when the device is used, the device is connected with a base through a connecting piece 18, a first conveying net 2 and a second conveying net 13 are connected into power equipment, a power box 10 is opened, coal bodies are guided in through a feed inlet at one end of a main body 1, the first conveying net 2 is horizontally conveyed, when the coal bodies are conveyed, an air inlet pipe 7 is matched with a first fan 8 to guide rapid air flow, an air guide cylinder 5 conducts vortex flow guide through an internal cyclone plate 6, the coal bodies at the bottom are blown away by attached water drops, meanwhile, preliminary drying pretreatment is conducted, the treated coal bodies are conveyed to a turning roller 12, the turning roller 12 conveys the turned coal bodies to the second conveying net 13 at the bottom, the second conveying net 13 conducts horizontal conveying, the turning roller 12 evenly turns over materials, the coal bodies are evenly dried, a hot air cylinder 14 conveys moderated air flow through a second fan 15, the air flow is heated through a heating resistance wire 16, the heated fluid conducts wind drying on the coal bodies, the coal body is dried quickly and effectively, and the using effect is good.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a coal mining coal washing drying device, includes main part (1), air duct (5) and sets up at inside first fan (8) of air duct (5), its characterized in that: the air conditioner is characterized in that a first conveying net (2) is movably connected to the upper end inside the main body (1), a second conveying net (13) is movably connected to the lower end inside the main body (1), the first conveying net (2) and the second conveying net (13) are horizontally arranged in a staggered manner, a turning roller (12) is movably connected to the vertical joint of the first conveying net (2) and the second conveying net (13), a plurality of turning fins are arranged on the turning roller (12), a material collecting groove (3) is arranged right below the air duct (5), a motor (11) is fixedly connected to one side of the main body (1), the output end of the motor (11) is connected with the turning roller (12), an air duct (5) is fixedly connected to the upper end of the main body (1), a plurality of air inlet pipes (7) are fixedly connected to the upper end of the air duct (5), and a first fan (8) is fixedly connected to the central axis inside the plurality of the air inlet pipes (7), the air conditioner is characterized in that a power box (10) is fixedly connected to one side of the main body (1), the power box (10) is electrically connected with the first fans (8), a hot air cylinder (14) is fixedly connected to one side, away from the air guide cylinder (5), of the main body (1), a second fan (15) is connected inside the hot air cylinder (14), a heating resistance wire (16) is arranged at an air inlet of the hot air cylinder (14), the hot air cylinder (14) is just opposite to the second conveying net (13), and an air outlet cylinder (17) is fixedly connected to one side of the main body (1).

2. The coal mining coal washing and drying device of claim 1, wherein: the air guide cylinder (5) is fixedly connected with a plurality of spiral cyclone plates (6) inside, and the plurality of cyclone plates (6) are uniformly distributed on the inner circumference of the air guide cylinder (5).

3. The coal mining coal washing and drying device of claim 1, wherein: the upper end of air-supply line (7) matches the joint and has filtration screen panel (9), the edge threaded connection a plurality of fastening nut of filtration screen panel (9), fastening nut's one end joint air-supply line (7).

4. The coal mining coal washing and drying device of claim 1, wherein: the inside of the material collecting groove (3) is obliquely arranged, the opening of the material collecting groove (3) is larger than the opening of the air duct (5), and the bottom of the material collecting groove (3) is connected with a discharging pipe (4) through a bolt.

5. The coal mining coal washing and drying device of claim 1, wherein: the heating device is characterized in that the number of the heating resistance wires (16) is multiple, and the multiple heating resistance wires (16) are uniformly distributed at the air inlet of the hot air cylinder (14) in a clearance mode.

6. The coal mining coal washing and drying device of claim 1, wherein: the diameter of the air inlet pipe (7) is smaller than that of the hot air cylinder (14), and the rotating speed of the first fan (8) is greater than that of the second fan (15).

7. The coal mining coal washing and drying device of claim 1, wherein: the bottom of main part (1) is fixedly connected with four connecting pieces (18), be provided with connecting screw hole on connecting piece (18).