CN210455971U

CN210455971U - Coal blending and discharging device

Info

Publication number: CN210455971U
Application number: CN201920993204.8U
Authority: CN
Inventors: 董军辉
Original assignee: Shanxi Sunlight Coking Group Co ltd
Current assignee: Shanxi Sunlight Coking Group Co ltd
Priority date: 2019-06-28
Filing date: 2019-06-28
Publication date: 2020-05-05
Anticipated expiration: 2029-06-28

Abstract

The utility model discloses a coal blending unloader, including sealed lower hopper and mount, the hopper sets up on the mount down, the hopper bottom is provided with the discharge gate down, set up main shaft and drive spindle pivoted driving motor in hopper and the discharge gate down, the main shaft runs through perpendicularly and sets up in the center of hopper and discharge gate down, be provided with stirring rake and helical blade on the main shaft, the stirring rake is located hopper down, helical blade is located the discharge gate, the discharge gate outer wall is provided with the heating wire, the stirring rake top is provided with detachable cleaning device, and the device production efficiency is high, the unloading is even, work quality is reliable.

Description

Coal blending and discharging device

Technical Field

The utility model relates to a coal blending unloader belongs to coal burnt apparatus for producing technical field.

Background

The storage and blending coal is responsible for providing coking coal for the production of metallurgical coke by coking. The task is to accurately execute single coal proportioning and provide qualified blended coal for the coke oven. The unsmooth blanking of the coal blending tray and the frequent material breakage are main factors influencing the qualified rate of coal blending, and the internal structure of the coal blending tank has defects, so that the unsmooth falling of the coal material is caused, and the qualified rate of coal blending is influenced.

The existing coal blending bunker has the defects of uneven discharging, time and labor waste due to the fact that the coal fed into the bunker is too high in moisture and high in coal viscosity, and the coal blending bunker is often fluffed and needs manual treatment, so that the coal blending is inaccurate, and the quality fluctuation of coke is influenced.

SUMMERY OF THE UTILITY MODEL

For solving the not enough of prior art existence, the utility model discloses a coal blending unloader, the device production efficiency is high, the unloading is even, operating mass is reliable.

The utility model discloses a following technical scheme realizes:

a coal blending and discharging device comprises a sealed discharging hopper and a fixed frame, wherein the discharging hopper is arranged on the fixed frame, a discharging port is arranged at the bottom of the discharging hopper, spiral propellers are arranged in the discharging port and comprise a main shaft and a driving motor for driving the main shaft to rotate, the main shaft vertically penetrates through the centers of the discharging hopper and the discharging port, a stirring paddle and a spiral blade are arranged on the main shaft, the stirring paddle is positioned in the discharging hopper, the spiral blade is positioned in the discharging port, a gap is arranged between the outer edge of the spiral blade and the inner wall of the discharging port,

the discharge gate outer wall is provided with the heating wire, the stirring rake top is provided with detachable cleaning device, detachable cleaning device is including parallel scraper blade and cleaning brush, the scraper blade sets up in the cleaning brush rear portion, cleaning device sets up in the stirring rake top to with hopper inside shape phase-match down.

And the outer edge of the spiral blade is provided with a scraping piece.

A conveying belt is arranged below the discharging hopper, and a weighing device is arranged on the conveying belt.

One side of the discharging hopper is also provided with a dispersion port and an access port.

And a vibrating screen is arranged below the discharge port and is connected with a vibration driving mechanism.

And a switch valve is arranged at the discharge port.

Compared with the prior art, the utility model following beneficial effect has:

the utility model relates to a novel unique, convenient to use chew original unloading coal and more change for the clear stifled ware of spiral, guarantee that the coal source is stable, the lower coal is smooth and easy, can increase coal blending unloading speed to no fluffy coal phenomenon again, need not handle fluffy coal by the operative employee, reduced intensity of labour. The problem of uneven discharging of the inner canopy bin is solved, the quality of coke is controlled, the coke feeding device is easy to popularize and implement, and good economic benefits are achieved.

Drawings

The present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic structural diagram of an apparatus according to embodiment 1 of the present invention.

Fig. 2 is a schematic diagram of the position structure of the scraper and the cleaning brush of the present invention.

Fig. 3 is a schematic structural diagram of an apparatus according to embodiment 2 of the present invention.

In the figure, a feeding hopper 1, a fixed frame 2, a discharge port 3, a main shaft 4, a stirring paddle 5, a helical blade 6, an electric heating wire 7, a scraping plate 8, a cleaning brush 9, a scraping plate 10, a conveying belt 11, a diffusing port 12, an overhaul port 13, a vibrating screen 14 and a switch valve 15.

Detailed Description

The present invention will be described in further detail with reference to specific embodiments, but the scope of the present invention is not limited to these embodiments, and any changes or equivalent substitutions that do not depart from the spirit of the present invention are intended to be included within the scope of the present invention.

Example 1

As shown in figure 1 of the drawings, in which,

a coal blending and blanking device comprises a sealed blanking hopper 1 and a fixed frame 2, wherein the blanking hopper 1 is arranged on the fixed frame 2, a discharge hole 3 is arranged at the bottom of the blanking hopper 1, spiral propellers are arranged in the blanking hopper 1 and the discharge hole 3, each spiral propeller comprises a main shaft 4 and a driving motor for driving the main shaft to rotate, the main shaft 4 vertically penetrates through the centers of the blanking hopper 1 and the discharge hole 3, a stirring paddle 5 and a spiral blade 6 are arranged on the main shaft 4, the stirring paddle 5 is positioned in the blanking hopper 1, the spiral blade 6 is positioned in the discharge hole 3, a gap is arranged between the outer edge of the spiral blade 6 and the inner wall of the discharge hole 3,

the outer wall of the discharge port 1 is provided with the heating wire 7, and the discharge port with the heating wire on the outer wall is arranged, so that the coal briquette can be dried conveniently in the coal blending process, and meanwhile, the phenomenon that the moist coal briquette can be seriously bonded with the discharge port or the helical blade is avoided;

the heating mode of the electric heating wire can also be replaced by a circulating water heating mode or a steam heating mode.

5 tops of stirring rake are provided with detachable cleaning device, detachable cleaning device is including scraper blade 8 and the cleaning brush 9 that parallel, scraper blade 8 sets up in cleaning brush 9 rear portions, cleaning device sets up in the stirring rake top to with hopper inside shape phase-match down.

The outer edge of the spiral blade 6 is provided with a scraping blade 10.

A conveying belt 11 is arranged below the discharging hopper 1 and provided with a weighing device.

One side of the discharging hopper 1 is also provided with a dispersion port 12 and an access port 13 for cleaning and overhauling. The dispersing port 12 can be connected with a dust removal pipeline or a fan, so that micro negative pressure is formed in the discharging hopper.

And a vibrating screen 14 is arranged below the discharge port 3 and is connected with a vibration driving mechanism.

And a switch valve 15 is arranged at the discharge port 3 and is a flap valve.

Example 2

In the device of embodiment 1, a vibrating screen 14 is arranged below the discharge port 3, and the vibrating screen is connected with a vibration driving mechanism, wherein the vibration driving mechanism is a general device in the prior art.

During the in-service use, during the use, driving motor drives the main shaft rotation, and the feed coal falls to the discharge gate by hopper 1 down, and under helical blade's drive, the feed coal moves to the bottom of main shaft, comes out from the discharge gate, and the discharge gate below sets up the sieve that shakes, enables the feed coal who sieves out and evenly falls into the conveyer belt, and the coal grain size is even, guarantees that work goes on smoothly.

The utility model relates to a novel unique, convenient to use, can increase the unloading speed of material coal and its application scope is wide, have good economic benefits.

The arrangement of the discharge hole with the outer wall containing the electric heating wire facilitates the drying of the coal briquettes in the coal blending process, and simultaneously avoids the phenomenon that the wet coal briquettes are seriously bonded with the inner wall of the discharge hole or the helical blade;

the heating mode of the electric heating wire can be replaced by a circulating water heating mode or a steam heating mode so as to adapt to different requirements of factories, the circulating water can be used as cooling hot water of a factory area, and the steam can use the existing hot steam of the factory area.

The scraper 8 and the cleaning brush 9 can clean the wall-sticking coal generated on the inner wall of the lower hopper, so that the hopper is prevented from accumulating and blocking. The scraping piece can clean the inner wall of the discharge port 3 to prevent coal fluffing.

The present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A coal blending and discharging device comprises a sealed discharging hopper and a fixed frame, and is characterized in that the discharging hopper is arranged on the fixed frame, a discharging port is formed in the bottom of the discharging hopper, spiral propellers are arranged in the discharging port and the discharging port, each spiral propeller comprises a main shaft and a driving motor for driving the main shaft to rotate, the main shaft vertically penetrates through the centers of the discharging hopper and the discharging port, a stirring paddle and a spiral blade are arranged on the main shaft, the stirring paddle is positioned in the discharging hopper, the spiral blade is positioned in the discharging port, and a gap is formed between the outer edge of the spiral blade and the inner wall of the discharging port;

the outer wall of the discharge hole is provided with an electric heating wire;

the stirring rake top is provided with detachable cleaning device, detachable cleaning device is including parallel scraper blade and cleaning brush, the scraper blade sets up in cleaning brush rear portion, cleaning device sets up in the stirring rake top to with hopper inside shape phase-match down.

2. A coal blending blanking device as claimed in claim 1 wherein the helical blade is provided with a scraper at its outer edge.

3. The coal blending blanking device of claim 1 wherein a conveyor belt is disposed below the blanking hopper, and a weighing device is disposed on the conveyor belt.

4. The coal blending blanking device of claim 1 wherein a discharge opening and an access opening are further provided on one side of the blanking hopper.

5. A coal blending blanking device as claimed in claim 1 wherein the outlet is provided with a switch valve.