CN219346477U

CN219346477U - Fly ash pyrolysis device for preventing and treating coal combustion pollution

Info

Publication number: CN219346477U
Application number: CN202222719036.8U
Authority: CN
Inventors: 李红娟; 王可
Original assignee: Yulin Xintao Environmental Protection Technology Co ltd
Current assignee: Yulin Xintao Environmental Protection Technology Co ltd
Priority date: 2022-10-17
Filing date: 2022-10-17
Publication date: 2023-07-14
Anticipated expiration: 2032-10-17

Abstract

The utility model relates to a pyrolysis device, in particular to a fly ash pyrolysis device for preventing and treating coal combustion pollution. The utility model provides a fly ash pyrolysis device for preventing and controlling coal combustion pollution, which is convenient to operate, low in cost and environment-friendly. The utility model provides a fly ash pyrolysis device for preventing and treating coal combustion pollution, which comprises the following components: the inner wall of the heat-insulating shell is provided with a heat-conducting layer; the upper part and the lower part of the heat conduction layer are uniformly provided with heating nets at intervals; the left side of the bottom of the heat-insulating shell is provided with a first limiting ring which is arc-shaped; the bottom of the heat conduction layer is provided with a first filter plate. The staff puts this device at the pipeline top of output coal residue fixed, then opens the power of first fan, and the flue gas filters through first filter and continues upward movement and get into the heating network and heat the pyrolysis.

Description

Fly ash pyrolysis device for preventing and treating coal combustion pollution

Technical Field

The utility model relates to a pyrolysis device, in particular to a fly ash pyrolysis device for preventing and treating coal combustion pollution.

Background

Coal is a solid combustible mineral that is buried underground by ancient plants and undergoes complex biochemical and physicochemical changes to form gradually. The soot from which the coal briquette is completely burned is white, but in most cases but not completely burned, so white soot is hardly visible. "ash" is the residue left after the coal is completely burned, and is an important coal quality index. Ash comes mainly from non-combustible minerals in coal. The mineral substance burns and ashes to absorb heat, and a large amount of slag is discharged to take away heat, so that the higher the ash content is, the lower the heat efficiency of coal combustion is; the more ash, the more fly ash is produced by the combustion of coal.

The existing method for treating coal fly ash achieves the effect of eliminating smoke and dust by utilizing a dust removing system, the dust removing system captures dust-containing gas generated in the production process by utilizing a dust hood, the dust-containing gas is conveyed into dust removing equipment along a pipeline under the action of a fan, dust is separated out, and the dust is collected and treated, but the equipment occupies a larger area, the investment cost is huge, and the fly ash pyrolysis device for preventing and treating coal combustion pollution is not suitable for small-sized engineering, so that the fly ash pyrolysis device for preventing and treating coal combustion pollution is convenient to operate, low in cost and environment-friendly is required to be designed.

Disclosure of Invention

In order to overcome the defects that the equipment occupies larger area and the investment cost is huge and is not suitable for small-sized engineering, the technical problem to be solved is that: provides a fly ash pyrolysis device for preventing and controlling coal combustion pollution, which is convenient to operate, low in cost and environment-friendly.

The technical proposal is as follows: a fly ash pyrolysis device for preventing and controlling coal combustion pollution, comprising: the inner wall of the heat-insulating shell is provided with a heat-conducting layer; the upper part and the lower part of the heat conduction layer are uniformly provided with heating nets at intervals; the left side of the bottom of the heat-insulating shell is provided with a first limiting ring which is arc-shaped; the bottom of the heat conduction layer is provided with a first filter plate which is in contact fit with the first limiting ring; the bottom of the first filter plate is provided with a fixed ring, and the bottom of the inner wall of the fixed ring is provided with a cross; the cross top of first fan, solid fixed ring inner wall bottom is provided with first fan.

Preferably, the method further comprises: the bottom of the fixing ring is provided with a connecting pipe; the bottom of the fixed ring is provided with a filter screen; the handles are symmetrically arranged at the front end and the rear end of the outer wall of the connecting pipe.

Preferably, the method further comprises: the left side of the top of the heat-insulating shell is provided with a second limiting ring which is arc-shaped; the top of the heat conduction layer is provided with a second filter plate which is connected and matched with the second limiting ring; the top of the second filter plate is provided with a vent pipe; the top of the vent pipe is provided with a supporting ring.

Preferably, the method further comprises: the top of the vent pipe is provided with a bracket which is connected and matched with the support ring in the support ring; the center of the bottom of the bracket is provided with a second fan; clamping rings are symmetrically arranged at the left end and the right end of the top of the supporting ring, and round holes are transversely formed in the protruding blocks at the front end and the rear end of the two clamping rings; the bolts are rotatably arranged in the round holes of the lugs at the front end and the rear end of the two clamping rings.

Preferably, the inner wall of the connecting pipe is provided with internal threads.

Preferably, the grip is sleeved with a rubber anti-slip pad.

The utility model has the following advantages: 1. the staff is fixed at the pipeline top of output coal residue with this device, then opens the power of first fan, and the flue gas filters through first filter and continues upward movement and get into the heating net and thermally decomposed, and the coal flue gas after the heating is accomplished upwards moves and leaves the pipeline top, and the staff is with solid fixed ring upward movement, and gu fixed ring drives all parts upward movement on the solid fixed ring and leaves the pipeline top.

2. The internal thread of the inner wall of the connecting pipe plays a role in fixation.

3. The rubber anti-slip pad at the grip can increase the friction between the worker and the grip to prevent slipping.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic view of a first partial perspective cross-sectional structure of the present utility model.

Fig. 3 is a schematic view of a second partial perspective cutaway structure of the present utility model.

Fig. 4 is a schematic view of a third partial perspective cross-sectional structure of the present utility model.

Reference numerals: 1 heat preservation shell, 2 heat conduction layer, 3 net that generates heat, 4 first spacing ring, 5 first filter, 6 fixed ring, 7 first fan, 8 connecting pipe, 9 filter screen, 10 handle, 11 second spacing ring, 12 second filter, 13 breather pipe, 14 support ring, 15 support, 16 second fan, 17 clamp ring, 18 bolt.

Detailed Description

The utility model is further described below with reference to the drawings and examples.

Example 1

As shown in fig. 1 to 3, the utility model provides a fly ash pyrolysis device for preventing and treating coal combustion pollution, which specifically comprises a heat insulation shell 1, a heat conduction layer 2, a heating net 3, a first limiting ring 4, a first filter plate 5, a fixing ring 6 and a first fan 7, wherein the heat conduction layer 2 is arranged on the inner wall of the heat insulation shell 1 in a mode of connecting through bolts 18, the heating net 3 is arranged on the upper part and the lower part of the heat conduction layer 2 at equal intervals in a mode of connecting through bolts 18, the first limiting ring 4 is arranged on the left side of the bottom of the heat insulation shell 1 in a welding mode, the first limiting ring 4 is arc-shaped, the first filter plate 5 is in contact fit with the first limiting ring 4, the fixing ring 6 is arranged on the bottom of the first filter plate 5 in a mode of connecting through bolts 18, a cross is arranged on the bottom of the inner wall of the fixing ring 6 in a mode of connecting through bolts 18, and the first fan 7 is arranged on the top of the cross at the bottom of the inner wall of the fixing ring 6.

When this device is needed, the staff is fixed at the pipeline top of output coal residue with solid fixed ring 6, gu fixed ring 6 drives heat preservation shell 1, heat conduction layer 2, net 3 generates heat, first spacing ring 4, first filter 5, gu fixed ring 6, first fan 7 and connecting pipe 8 are fixed at the pipeline top of output coal residue, the staff opens the power of first fan 7, the motion upward movement of flue gas through first fan 7 of continuous output, the flue gas of upward movement continues upward movement to get into in the two-layer net 3 that generates heat through the filtration of first filter 5, heat conduction layer 2 drives net 3 that generates heat, two-layer net 3 heats it, reach hot spot ash formation and carbon dioxide in the coal residue heating process, the staff is with gu fixed ring 6 upward movement leave the pipeline top after the operation is accomplished.

Example 2

As shown in fig. 3, on the basis of embodiment 1, the utility model specifically further comprises a connecting pipe 8, a filter screen 9 and a handle 10, wherein the bottom of the fixing ring 6 is provided with the connecting pipe 8 in a mode of connecting through bolts 18, the bottom of the fixing ring 6 is provided with the filter screen 9 in a mode of connecting through bolts 18, and the front end and the rear end of the outer wall of the connecting pipe 8 are symmetrically provided with the handle 10.

The staff holds handle 10 and drives heat preservation shell 1, heat conduction layer 2, the net 3 that generates heat, first spacing ring 4, first filter 5, solid fixed ring 6, first fan 7, connecting pipe 8, filter screen 9 and handle 10 upward movement put to the pipeline top of output flue gas, and clockwise the internal thread along connecting pipe 8 inner wall screws fixedly, and filter screen 9 filters the flue gas of continuous output and upward movement, plays the filtration moisture effect to its inside moisture, connecting pipe 8 inner wall has the internal thread, and the internal thread of connecting pipe 8 inner wall can screw and play fixed action, handle 10 holds the department cover and has the rubber slipmat, and the rubber slipmat of handle 10 hand department can play the anti-skidding.

As shown in fig. 4, on the basis of embodiment 1, the heat insulation shell specifically further comprises a second limiting ring 11, a second filter plate 12, a vent pipe 13 and a supporting ring 14, wherein the second limiting ring 11 is arranged on the left side of the top of the heat insulation shell 1, the second limiting ring 11 is arc-shaped, the second filter plate 12 is arranged on the top of the heat conduction layer 2, the second filter plate 12 is connected and matched with the second limiting ring 11, the vent pipe 13 is arranged on the top of the second filter plate 12, and the supporting ring 14 is arranged on the top of the vent pipe 13.

The second limiting plate in the second limiting ring 11 can filter the flue gas and the coal ash residues after heating treatment, and other solid particles generated by heating are prevented from being discharged into the air.

As shown in fig. 4, on the basis of embodiment 1, the air vent pipe device specifically further comprises a support 15, a second fan 16, clamping rings 17 and bolts 18, wherein the support 15 is arranged at the top of the air vent pipe 13, the support 15 is connected and matched with the support ring 14 inside the support ring 14, the second fan 16 is arranged at the center position of the bottom of the support 15 in a mode of being connected through the bolts 18, the clamping rings 17 are symmetrically arranged at the left end and the right end of the top of the support ring 14, round holes are transversely formed in the protruding blocks at the front end and the rear end of the two clamping rings 17, and the bolts 18 are rotatably arranged in the round holes of the protruding blocks at the front end and the rear end of the two clamping rings 17.

The second fan 16 drives the heated coal ash and flue gas to move upwards to be filtered by the second filter plate 12, after the filtration is completed, a worker can rotate the two bolts 18 anticlockwise away from round holes in the protruding blocks at the front end and the rear end of the two clamping rings 17, and the bolts 18 play a role in fixing.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims

1. A fly ash pyrolysis device for preventing and controlling coal combustion pollution, comprising:

the inner wall of the heat-insulating shell (1) is provided with the heat-conducting layer (2);

the upper part and the lower part of the heat conduction layer (2) are uniformly provided with the heating net (3) at intervals;

the left side of the bottom of the heat-insulating shell (1) is provided with a first limiting ring (4), and the first limiting ring (4) is arc-shaped;

the bottom of the heat conduction layer (2) is provided with a first filter plate (5), and the first filter plate (5) is in contact fit with the first limiting ring (4);

the bottom of the first filter plate (5) is provided with a fixed ring (6), and the bottom of the inner wall of the fixed ring (6) is provided with a cross;

and the first fans (7) are arranged at the top of the cross at the bottom of the inner wall of the fixed ring (6).

2. The fly ash pyrolysis apparatus for preventing and controlling coal combustion pollution of claim 1, further comprising:

the connecting pipe (8) is arranged at the bottom of the fixed ring (6);

a filter screen (9), wherein the bottom of the fixed ring (6) is provided with the filter screen (9);

the handle (10) is symmetrically arranged at the front end and the rear end of the outer wall of the connecting pipe (8).

3. A fly ash pyrolysis apparatus for preventing and treating coal combustion pollution as recited in claim 2, further comprising:

the left side of the top of the heat-insulating shell (1) is provided with a second limiting ring (11), and the second limiting ring (11) is arc-shaped;

the top of the heat conduction layer (2) is provided with a second filter plate (12), and the second filter plate (12) is connected and matched with the second limiting ring (11);

a vent pipe (13) is arranged at the top of the second filter plate (12);

the top of the vent pipe (13) is provided with a supporting ring (14).

4. A fly ash pyrolysis apparatus for preventing and treating coal combustion pollution as set forth in claim 3, further comprising:

the support (15) is arranged at the top of the vent pipe (13), and the support (15) is connected and matched with the support ring (14) in the support ring (14);

the second fan (16) is arranged at the center of the bottom of the bracket (15);

clamping rings (17), wherein the left end and the right end of the top of the supporting ring (14) are symmetrically provided with the clamping rings (17), and the convex blocks at the front end and the rear end of the two clamping rings (17) are transversely provided with round holes;

the bolts (18) are rotatably arranged in round holes of the protruding blocks at the front end and the rear end of the two clamping rings (17).

5. A fly ash pyrolysis device for preventing and treating coal combustion pollution according to claim 2, wherein the inner wall of the connecting pipe (8) is provided with internal threads.

6. A fly ash pyrolysis device for preventing and controlling coal combustion pollution according to claim 2, wherein the grip (10) is sleeved with a rubber anti-slip pad.