CN214683435U - Coal screening device for gas stove - Google Patents

Abstract

The utility model discloses a gas furnace coal screening plant, including coal bunker, shale shaker case, fan, buggy pipeline, exhaust column, the sack that gathers dust, cyclone, the coal bunker bottom intercommunication is in the shale shaker case end, and the inside arrangement of shale shaker incasement has the shale shaker, and shale shaker case bottom side is equipped with the fine coal temporary storage case, and shale shaker case one end is equipped with the coarse coal temporary storage case, and shale shaker case top side intercommunication has the buggy pipeline, and buggy pipeline one end shale shaker case, the fan is connected to the other end, and fan one side intercommunication has the exhaust column, exhaust column one end is provided with the sack, and the sack bottom of gathering dust is provided with cyclone. The utility model discloses it is rational in infrastructure, can handle buggy, raise dust effectively.

Description

Coal screening device for gas stove

Technical Field

The utility model belongs to the technical field of the coal screening, in particular to gas furnace coal screening plant.

Background

In the operation of the gas furnace, raw coal is used, but the coal raw material is doped with a lot of impurities such as coal dust and sand, and if the coal raw material is completely poured into the gas furnace to be directly used as fuel, the coal can be burnt unstably, the coal dust can be burnt violently to cause small explosion, or the coal dust is much sand and can influence the burning to cause extinguishment, so that the coal needs to be screened before entering the gas furnace, and coarse coal and fine coal are separated.

As is well known, when coal is sieved, a coal sieving device is necessary to be used, a common coal sieving device is basically a single oscillating screen, coal raw materials are added into the oscillating screen manually to be sieved directly, the sieving mode can generate a large amount of raised dust during sieving, and pulverized coal and the raised dust can float in the air, can cause certain pollution to the environment and can harm the personal health of workers.

Disclosure of Invention

The utility model aims at overcoming the defects in the prior art, providing a coal screening device of a gas furnace, which has reasonable structure and can effectively treat coal powder and raise dust.

In order to realize the purpose, the utility model discloses a technical scheme is:

a coal screening device for a gas furnace comprises a coal bunker, a vibrating screen box, a fan, a coal dust pipeline, an exhaust pipe, a dust collecting cloth bag and a cyclone dust collector, wherein the coal bunker is used for placing coal to be screened, the bottom end of the coal bunker is communicated with the end of the vibrating screen box, a vibrating screen is arranged in the vibrating screen box and used for screening the coal, a fine coal temporary storage box is arranged at the bottom side of the vibrating screen box and used for storing fine coal screened by the vibrating screen box, a coarse coal temporary storage box is arranged at one end of the vibrating screen box and is convenient for storing coarse coal after screening is completed, the top side of the vibrating screen box is communicated with the coal dust pipeline, one end of the coal dust pipeline is connected with the vibrating screen box and the other end of the vibrating screen box is connected with the fan, coal dust generated when the vibrating screen box screens the coal is screened can be exhausted and absorbed by the fan through the coal dust pipeline, one side of the fan is communicated with the exhaust pipe, and the absorbed coal dust can be conveyed into the exhaust pipe, the utility model discloses a coal dust collection device, including exhaust column, exhaust pipe, dust collection bag, cyclone, fan, dust collection bag and cyclone, exhaust pipe one end is provided with the sack that gathers dust, the sack that gathers dust is used for holding the absorptive buggy, the sack bottom that gathers dust is provided with cyclone, handles, the dust fall to the dust in the sack that gathers dust through cyclone, through buggy pipeline, fan, the sack that gathers dust and cyclone cooperation, can absorb, handle the buggy that the shale shaker incasement produced the coal screening systematically, avoid the buggy that produces when vibrating screening coal to cause the pollution to the environment well, influence staff's healthy.

Furthermore, a pouring funnel is arranged on the bottom side of the vibrating screen box, a fine coal temporary storage barrel is arranged on the bottom side of the pouring funnel, fine coal powder screened by the vibrating screen box can be scattered into the pouring funnel, and then the fine coal powder is scattered into the fine coal temporary storage barrel through the pouring funnel to be temporarily stored.

Further, shale shaker case one end is provided with the contact tube, contact tube one end is equipped with the coarse coal temporary storage case, and the coarse coal that filters out after the screening flows through the contact tube, and the leading-in coarse coal temporary storage incasement is kept in.

Furthermore, a support frame is arranged on the bottom side of the vibrating screen box and used for arranging and supporting the vibrating screen box.

Furthermore, the bottom side of the fan is provided with a placement frame, the placement frame is used for placing the fan, the bottom side of the placement frame is provided with a bottom plate, and the bottom plate is smooth in surface so as to ensure the working stability of the fan and avoid the ground moisture from corroding the fan.

Further, the bottom end of the cyclone dust collector is provided with a cleaning opening, one side of the cleaning opening is provided with a valve, dust after internal treatment is conveniently cleaned through the cleaning opening, and the cleaning opening is controlled by the valve to be convenient for an operator to operate.

Furthermore, a fixed hoop is fixedly sleeved on the outer side of the cyclone dust collector, a plurality of supporting rods are uniformly arranged on the bottom side of the fixed hoop, and the supporting rods are matched with the fixed hoop and used for supporting and fixing the cyclone dust collector.

Compared with the prior art, the utility model beneficial effect shows:

this device intercommunication has the buggy pipeline on the basis of original shale shaker case, buggy pipe connection fan, the fan opposite side is connected with the exhaust column, the sack that gathers dust is connected to the exhaust column, it has cyclone to gather dust the sack bottom even, to coal screening in-process, the buggy of raising, the dust can be absorbed the buggy pipeline under the fan effect, then the route exhaust column gets into in the dust collecting cloth bag, carry out the dust fall by cyclone at last and handle, this process can avoid a large amount of buggy can appear in coal screening process effectively, raise dust, to the pollution of environment, harm staff's health.

Drawings

FIG. 1 is a schematic structural view of a coal screening device for a gas furnace of the present invention;

FIG. 2 is a schematic side view of a coal screening device of a gas furnace of the present invention;

in the figure: 1. a coal bunker; 2. a shaker box; 21. pouring the funnel; 22. a delivery pipe; 23. a fine coal temporary storage barrel; 3. a support frame; 4. a coarse coal temporary storage box; 5. a pulverized coal pipeline; 6. a fan; 61. a placement frame; 7. an exhaust pipe; 8. a dust collecting cloth bag; 81. a cyclone dust collector; 82. a valve; 83. cleaning the opening; 84. a fixing hoop; 85. a strut; 9. a base plate.

Detailed Description

For the convenience of understanding of those skilled in the art, the technical solution of the present invention will be further specifically described with reference to fig. 1-2.

The utility model relates to a coal screening device for a gas furnace, which comprises a coal bunker 1, a vibrating screen box 2, a fan 6, a coal dust pipeline 5, an exhaust pipe 7, a dust collecting cloth bag 8 and a cyclone dust collector 81, wherein the coal bunker 1 is used for placing coal to be screened, the bottom end of the coal bunker 1 is communicated with the end of the vibrating screen box 2, the vibrating screen is arranged inside the vibrating screen box 2 and is used for screening the coal, the bottom side of the vibrating screen box 2 is provided with a fine coal temporary storage box for storing the fine coal screened by the vibrating screen, one end of the vibrating screen box 2 is provided with a coarse coal temporary storage box 4 which is convenient for storing the coarse coal after the screening is finished, the top side of the vibrating screen box 2 is communicated with the coal dust pipeline 5, one end of the coal dust pipeline 5 is connected with the vibrating screen box 2, the other end is connected with the fan 6, the coal dust generated when the vibrating screen box 2 screens the coal is absorbed by the fan 6, 2 bottom sides of shale shaker case are provided with down funnel 21, it is provided with thin coal bucket 23 of keeping in to fall funnel 21 bottom side, and the thin buggy that sieves out through shale shaker case 2 can scatter to fall in the hopper 21, then scatters into thin coal through falling funnel 21 and keeps in the bucket 23, 2 bottom sides of shale shaker case are equipped with support frame 3, support frame 3 is used for settling, supporting shale shaker case 2, 2 one end of shale shaker case is provided with contact tube 22, contact tube 22 one end is equipped with coarse coal and keeps in case 4 temporarily, filters out the coarse coal through the screening back, flows out through contact tube 22, imports to and keeps in case 4 temporarily.

The dust collecting device is characterized in that one side of the fan 6 is communicated with an exhaust pipe 7, absorbed pulverized coal dust can be conveyed into the exhaust pipe 7, a dust collecting cloth bag 8 is arranged at one end of the exhaust pipe 7, the dust collecting cloth bag 8 is used for containing absorbed pulverized coal, a cyclone dust collector 81 is arranged at the bottom end of the dust collecting cloth bag 8, dust in the dust collecting cloth bag 8 is treated and reduced through the cyclone dust collector 81, a cleaning opening 83 is formed in the bottom end of the cyclone dust collector 81, a valve 82 is arranged on one side of the cleaning opening 83, the dust after internal treatment is conveniently cleaned through the cleaning opening 83, the cleaning opening 83 is controlled to be opened and closed through the valve 82, operation of an operator is facilitated, a fixed hoop 84 is fixedly sleeved on the outer side of the cyclone dust collector 81, a plurality of supporting rods 85 are uniformly arranged on the bottom side of the fixed hoop 84, the supporting rods 85 are matched with the fixed hoop 84 and used for supporting and fixing the cyclone dust collector 81, and the pulverized coal pipeline 5, and a dust removing device is arranged on the outer side of the cyclone dust removing device, Fan 6, gather dust sack 8 and cyclone 81 cooperation, can absorb, handle the buggy that coal screening produced in with shale shaker case 2 systematically, avoid causing the pollution to the environment when coal vibration screening the buggy that produces well, influence the healthy of staff, fan 6 bottom side is provided with arrangement frame 61, arrangement frame 61 is used for settling fan 6, arrangement frame 61 bottom side is equipped with bottom plate 9, and bottom plate 9 is for surfacing to guarantee the stability of fan 6 work, avoid ground moisture to corrode fan 6 simultaneously.

A coal screening device for a gas furnace comprises the following working processes:

coal adds the coal bunker in via the forklift, then coal can enter into the shale shaker case and sieves, and the fine coal powder of screening out can scatter to the fine coal bucket of keeping in, and the coarse coal can be leading-in to the coarse coal case of keeping in soon, and the raise dust that produces at the screening in-process has the fan to pass through the coal dust pipeline and takes out into the exhaust column, then in the dust collecting cloth bag, carries out the dust fall through the cyclone of the sack bottom that gathers dust at last and handles.

The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.

Claims (7)

1. The utility model provides a gas furnace coal screening plant, its characterized in that, includes coal bunker, shale shaker case, fan, buggy pipeline, exhaust column, the sack that gathers dust, cyclone, the coal bunker bottom communicates at shale shaker case end, the inside arrangement of shale shaker incasement has the shale shaker, shale shaker bottom side is equipped with the fine coal temporary storage case, shale shaker case one end is equipped with the coarse coal temporary storage case, shale shaker case top side intercommunication has the buggy pipeline, buggy pipeline one end shale shaker case, the fan is connected to the other end, fan one side intercommunication has the exhaust column, exhaust column one end is provided with the sack that gathers dust, the sack bottom that gathers dust is provided with cyclone.

2. The coal screening device for the gas furnace as claimed in claim 1, wherein the bottom side of the vibrating screen box is provided with an inverted funnel, and the bottom side of the inverted funnel is provided with a fine coal temporary storage barrel.

3. The coal screening device for the gas furnace of claim 1, wherein a delivery pipe is arranged at one end of the vibrating screen box, and a coarse coal temporary storage box is arranged at one end of the delivery pipe.

4. The coal screening device for the gas furnace of claim 1, wherein a support frame is arranged on the bottom side of the vibrating screen box.

5. The coal screening device for the gas furnace as claimed in claim 1, wherein a placement frame is arranged on the bottom side of the fan, and a bottom plate is arranged on the bottom side of the placement frame.

6. The coal screening device for the gas furnace as claimed in claim 1, wherein a cleaning port is formed at the bottom end of the cyclone dust collector, and a valve is arranged on one side of the cleaning port.

7. The coal screening device for the gas furnace as claimed in claim 1, wherein a fixing hoop is fixedly sleeved on the outer side of the cyclone dust collector, and a plurality of support rods are uniformly arranged on the bottom side of the fixing hoop.

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