CN212091522U

CN212091522U - Ash handling equipment for power generation of power plant

Info

Publication number: CN212091522U
Application number: CN202020608089.0U
Authority: CN
Inventors: 韩世良; 尹立杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-21
Filing date: 2020-04-21
Publication date: 2020-12-08
Anticipated expiration: 2030-04-21

Abstract

The utility model discloses a dust removal device for power plant's electricity generation, including being cylindric protecting sheathing and installing the ash bucket in the protecting sheathing bottom, the ash discharge pipe is installed to the bottom of ash bucket, the internal surface mounting of ash discharge pipe has rotatory roller to be connected at the motor of ash discharge pipe surface with installing through the bolt, two sets of ash storage groove of reserving have been seted up to the circumference surface of rotatory roller. A ash handling equipment for power plant's electricity generation, firstly have through the rotatory roller in ash discharge pipe inside setting with reservation ash chute, not only can the speed of stable control ash discharge, can also prevent that the dust that has deposited from flying once more simultaneously, secondly set up spacing section of thick bamboo through the outside at the extension pipe, not only can keep the velocity of flow of air, can also avoid the air to spread in protective housing in advance simultaneously, thereby improve the centralization that the dust was collected, secondly, set up the arch through the inside at the ash bucket, can reduce the velocity of flow that gets into the inside air of ash bucket by a wide margin.

Description

Ash handling equipment for power generation of power plant

Technical Field

The utility model relates to a dust collector field, in particular to dust collector for power plant's electricity generation.

Background

The ash removal device for power generation of the power plant is a device for filtering dust generated during power generation of the power plant, but with the development of science and technology, the requirement of people on the ash removal device for power generation of the power plant is higher and higher, so that the traditional ash removal device for power generation of the power plant cannot meet the use requirement of people;

the existing dust removing device for power generation of a power plant has the following defects that firstly, after air enters the device, dust moves to the middle position of the device under the self diffusion effect, and redundant air is extruded out from an air outlet pipe after the air is injected into the device, and the dust is discharged into the air again along with the air, so that the filtering effect is influenced; secondly, in the dust discharging process of the dust hopper, the dust discharging pipe needs to be opened, at the moment, dust which just enters the dust collector directly blows towards the dust hopper, so that the precipitated sulfur powder flies up again, and meanwhile, the dust can be blown out from the lower part of the dust hopper to blow up the discharged return stroke, and therefore, the dust removing device for power generation of the power plant is provided.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a dust collector for power plant's electricity generation 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 power plant is ash handling equipment for electricity generation, is including being cylindric protecting sheathing and installing and be conical ash bucket in the protecting sheathing bottom, the top center department of ash bucket installs out the tuber pipe, protecting sheathing's surface is equipped with the induced duct unanimous along protecting sheathing tangential direction, the ash discharge pipe is installed to the bottom of ash bucket, the internal surface mounting of ash discharge pipe is cylindric rotatory roller to be connected with the motor of installing at ash discharge pipe surface through the bolt, the circumference surface of rotatory roller is seted up two sets of reservation ash chutes that are the circumference permutation and arrange about rotatory roller place the central axis.

Preferably, a roller shaft is welded at the center of one side of the rotating roller, which is close to the motor, and the motor penetrates through an output shaft on the outer wall of the ash discharge pipe and is welded with the roller shaft.

Preferably, the cross section of the ash reserving groove is of a fan-shaped structure with a central angle smaller than 90 degrees.

Preferably, the welding of protective housing's interior top surface center department has the extension pipe with the tuber pipe intercommunication, and protective housing's interior top surface welding has and is cylindric spacing section of thick bamboo, spacing section of thick bamboo cover is in the outside of extension pipe, the internal surface equidistant a plurality of groups of installing of ash bucket are protruding.

Preferably, the inner diameter of the limiting cylinder is larger than the outer diameter of the extension pipe, the length of the limiting cylinder is larger than that of the extension pipe, and the length of the limiting cylinder is larger than that of the protective shell.

Preferably, the lower position that the internal surface of a spacing section of thick bamboo is close to the extension pipe is equipped with the filter screen, top surface position evenly distributed has the multiunit shower nozzle between a spacing section of thick bamboo and the extension pipe in the protective housing, the shower nozzle leads to pipe and sets up the inlet tube intercommunication on the protective housing top.

Preferably, the outer surface of the ash discharge pipe is provided with a switch button and a power interface through bolts, and the motor and the switch button are connected with the power interface through leads.

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

firstly, the rotating roller with the reserved ash groove is arranged in the ash discharge pipe, so that the ash discharge speed can be stably controlled, the deposited dust can be prevented from flying up again, and the use safety of the device is improved;

secondly, the limiting cylinder is arranged on the outer side of the extension pipe, so that the flow velocity of air can be kept, and the air can be prevented from being diffused in the protective shell in advance, so that the concentration of dust collection is improved;

thirdly, through set up the shower nozzle between extension pipe and spacing section of thick bamboo, not only can carry out the humidification to the dust in the ash bucket, can also avoid the shower nozzle to be blockked up by the dust simultaneously.

Drawings

FIG. 1 is an overall structure diagram of an ash removing device for power generation of a power plant of the present invention;

FIG. 2 is a sectional view of the whole ash removing device for power generation of a power plant of the present invention;

FIG. 3 is an enlarged view of A in FIG. 2 of the ash removal device for power generation in a power plant according to the present invention;

FIG. 4 is an enlarged view of B in FIG. 2 of the ash removal device for power generation of a power plant according to the present invention;

FIG. 5 is a structural diagram of a rotating roller of the ash removing device for power generation of a power plant of the present invention;

FIG. 6 is a cross-sectional view of a rotating roller in the ash removing device for power plant power generation of the present invention.

In the figure: 1. a protective housing; 2. an ash hopper; 3. an ash discharge pipe; 4. an air outlet pipe; 5. an induced draft pipe; 6. a motor; 7. an extension pipe; 8. a limiting cylinder; 9. a protrusion; 10. a rotating roller; 11. a roll shaft; 12. and reserving an ash groove.

Detailed Description

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

In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Referring to fig. 1-6, an ash removing device for power plant power generation comprises a cylindrical protective shell 1 and an ash bucket 2 which is installed at the bottom end of the protective shell 1 and is conical, an air outlet pipe 4 is installed at the center of the top of the ash bucket 2, an induced air pipe 5 which is consistent along the tangential direction of the protective shell 1 is arranged on the outer surface of the protective shell 1, an ash discharge pipe 3 is installed at the bottom of the ash bucket 2, a cylindrical rotating roller 10 is installed on the inner surface of the ash discharge pipe 3 and is connected with a motor 6 which is installed on the outer surface of the ash discharge pipe 3 through bolts, and two sets of reserved ash grooves 12 which are arranged in a circumferential array around the central axis of the rotating roller 10 are formed in the circumferential outer surface of the rotating.

Referring to fig. 4 and 5, a roll shaft 11 is welded at the center of one side of the rotating roll 10 close to the motor 6, and the motor 6 penetrates through an output shaft of the outer wall of the ash discharge pipe 3 and is welded with the roll shaft 11.

Referring to fig. 6, the cross section of the pre-ash chute 12 is a fan-shaped structure with a central angle smaller than 90 °.

Referring to fig. 2, an extension pipe 7 communicated with the air outlet pipe 4 is welded at the center of the inner top surface of the protective shell 1, a cylindrical limiting barrel 8 is welded at the inner top surface of the protective shell 1, the limiting barrel 8 is sleeved outside the extension pipe 7, and a plurality of groups of protrusions 9 are arranged on the inner surface of the ash bucket 2 at equal intervals.

Referring to fig. 2, the inner diameter of the limiting cylinder 8 is greater than the outer diameter of the extension pipe 7, the length of the limiting cylinder 8 is greater than the length of the extension pipe 7, and the length of the limiting cylinder 8 is greater than the length of the protective casing 1.

Referring to fig. 2, the lower position that the internal surface of a spacing section of thick bamboo 8 is close to extension pipe 7 is equipped with the filter screen, and top surface is located between a spacing section of thick bamboo 8 and the extension pipe 7 position evenly distributed has the multiunit shower nozzle in protective housing 1, and the shower nozzle leads to pipe and sets up the inlet tube intercommunication on protective housing 1 top.

Referring to fig. 2, the outer surface of the ash discharging pipe 3 is provided with a switch button and a power interface through bolts, and the motor 6 and the switch button are both connected with the power interface through wires.

During the use, with the power generation in-process of power plant, the air that has the dust sends into induced duct 5 in, the guide through induced duct 5 enters into protective housing 1 along the tangential direction of protective housing 1 internal surface, and rotatory downstream along the space between protective housing 1 and the spacing section of thick bamboo 8, dust in the air is under the effect of self gravity, to 2 direction whereabouts of ash bucket, when the air removes ash bucket 2 position, will block the air through the arch 9 on ash bucket 2 surface, make the air velocity descend, make things convenient for the dust in the air to only receive the influence of gravity to sink, the shower nozzle shines water on the dust that has already precipitated, avoid the dust to fly about again.

The inside dust of ash bucket 2 is when discharging, control motor 6 drives the rotatory roller 10 of ash discharge pipe 3 inside and rotates, the dust that ash bucket 2 inside depositd is under the action of gravity of self, enter into reservation ash chute 12, rotation through rotatory roller 10, make reservation ash chute 12 that holds the dust rotatory below to, pour the dust out, and reservation ash chute 12 that does not hold the dust removes the inside of ash bucket 2, adorn the dust again, because the central angle of reservation ash chute 12 is less than 90, consequently rotatory in-process rotatory roller 10 constantly laminates with ash discharge pipe 3 inner walls, avoid the air to shift out, repeat above-mentioned step in proper order, make the stable whereabouts of the inside dust of ash bucket 2.

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. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a power plant is dust collector for electricity generation, is conical ash bucket (2) including being cylindric protecting sheathing (1) and installing in protecting sheathing (1) bottom, the top center department of ash bucket (2) installs out tuber pipe (4), the surface of protecting sheathing (1) is equipped with induced duct (5) rather than the surperficial tangential direction is unanimous, ash discharge pipe (3), its characterized in that are installed to the bottom of ash bucket (2): the inner surface of the ash discharge pipe (3) is provided with a cylindrical rotating roller (10) and is connected with a motor (6) arranged on the outer surface of the ash discharge pipe (3) through a bolt, and two sets of reserved ash grooves (12) which are arranged in a circumferential array around the central axis of the rotating roller (10) are formed in the circumferential outer surface of the rotating roller (10).

2. The ash handling device for power generation of a power plant of claim 1, wherein: the roller shaft (11) is welded at the center of one side of the rotating roller (10) close to the motor (6), and the motor (6) penetrates through an output shaft of the outer wall of the ash discharge pipe (3) and is welded with the roller shaft (11).

3. The ash handling device for power generation of a power plant of claim 1, wherein: the cross section of the ash reserving groove (12) is of a fan-shaped structure with a central angle smaller than 90 degrees.

4. The ash handling device for power generation of a power plant of claim 1, wherein: the welding of interior top surface center department of protective housing (1) has extension pipe (7) with air-out pipe (4) intercommunication, and the welding of the interior top surface of protective housing (1) has and is cylindric spacing section of thick bamboo (8), the outside at extension pipe (7) is overlapped to spacing section of thick bamboo (8), the internal surface equidistant arch (9) of a plurality of groups of installing of ash bucket (2).

5. The ash handling device for power generation of a power plant of claim 4, wherein: the inner diameter of the limiting cylinder (8) is larger than the outer diameter of the extension pipe (7), the length of the limiting cylinder (8) is larger than that of the extension pipe (7), and the length of the limiting cylinder (8) is larger than that of the protective shell (1).

6. The ash handling device for power generation of a power plant of claim 5, wherein: the internal surface of a spacing section of thick bamboo (8) is close to the below position of extension pipe (7) and is equipped with the filter screen, top surface is located between spacing section of thick bamboo (8) and extension pipe (7) position evenly distributed has the multiunit shower nozzle in protective housing (1), and the shower nozzle leads to pipe and sets up the inlet tube intercommunication on protective housing (1) top.

7. The ash handling device for power generation of a power plant of claim 1, wherein: the outer surface of the ash discharge pipe (3) is provided with a switch button and a power interface through bolts, and the motor (6) and the switch button are connected with the power interface through wires.