CN218442304U

CN218442304U - Air cooling wall structure of incinerator of garbage power plant

Info

Publication number: CN218442304U
Application number: CN202221056727.8U
Authority: CN
Inventors: 张泉
Original assignee: Cecep Feixi Environmental Protection Energy Co ltd
Current assignee: Cecep Feixi Environmental Protection Energy Co ltd
Priority date: 2022-05-05
Filing date: 2022-05-05
Publication date: 2023-02-03
Anticipated expiration: 2032-05-05

Abstract

The utility model discloses a refuse power plant incinerator air cooling wall structure, which comprises an incinerator wall and an incinerator wall body, wherein the incinerator wall is positioned on one side of the incinerator wall body, the incinerator wall body comprises silicon carbide wear-resistant and corrosion-resistant refractory bricks, one side of the silicon carbide wear-resistant and corrosion-resistant refractory bricks is provided with an air interlayer, one side of the air interlayer is provided with light insulating bricks, and one side of the light insulating bricks is provided with perlite heat-insulating castable; the opposite side of brickwork body is provided with the fan body, and the fixed intercommunication of air-out end of fan body has female pipe, and female pipe runs through brickwork body and extends to the one side of burning the oven. The utility model discloses a be favorable to slowing down resistant firebrick and surface adhesion melting lime-ash reaction, infiltration and erosion rate, reduce coke bed bonding strength, effectively alleviate the brickwork coking. The thermal stress of the refractory lining due to high-temperature expansion is reduced, and the bulging and protruding risks of the furnace wall can be effectively controlled, so that the stability of the furnace wall and the safe and stable operation period of the incinerator are improved.

Description

Air cooling wall structure of incinerator of garbage power plant

Technical Field

The utility model relates to a refractory material technical field specifically is a waste power plant burns burning furnace air cooling wall structure.

Background

The furnace wall is generally composed of a fire-resistant layer, a heat-insulating layer and a heat-insulating layer, and is used for protecting the furnace shell and reducing heat loss, and the thickness of each layer is determined according to the temperature of the furnace shell and the interface temperature of the used fire-resistant material. Because the temperature of the furnace wall gradually rises from bottom to top, the thickness of the refractory layers and the thermal insulation layers with different heights is different. Generally, the lower area has high temperature and load, thicker refractory bricks and thinned heat insulating layer are preferably selected, and the remained expansion joint can be small.

When the traditional heat-insulating furnace wall is used, the problems of serious coking and frequent decoking are caused, and the phenomena of bulging and bulging are easy to occur, so that the safe and stable operation of the incinerator is seriously influenced; therefore, we improve the structure and provide an air cooling wall structure of the incinerator of the garbage power plant.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a refuse power plant incinerator air cooling wall structure, including incinerator wall, brickwork body, the incinerator wall is located one side of brickwork body, the brickwork body includes carborundum wear-resisting corrosion-resisting resistant firebrick, one side of carborundum wear-resisting corrosion-resisting resistant firebrick is provided with the air intermediate layer, one side of air intermediate layer is provided with light insulating brick, one side of light insulating brick is provided with the pearlite insulation castable; the other side of brickwork body is provided with the fan body, the fixed intercommunication of air-out end of fan body has female pipe, female pipe runs through brickwork body and extends to one side of burning the oven.

As a preferred technical scheme of the utility model, one side fixed mounting of brickwork body has the backup pad, the top fixed mounting of backup pad has the base, the top of base and the bottom interconnect of fan body, many buffer rods have been preset at the middle part of base.

As a preferred technical scheme of the utility model, the fixed tuber pipe that is provided with in one side of fan body, the one end fixedly connected with steel sheet book system welding wind channel of tuber pipe, the middle part through connection in steel sheet book system welding wind channel has the hush pipe, the one end fixedly connected with air intake of hush pipe, the air intake is the loudspeaker shape.

As a preferred technical scheme of the utility model, the both sides that female pipe runs through the incinerator wall are all fixed the intercommunication and are had the branch pipe, the electronic butterfly valve of one end fixedly connected with of branch pipe, the junction of electronic butterfly valve and branch pipe is provided with the sealing washer.

As an optimized technical proposal of the utility model, the thickness of the silicon carbide wear-resistant corrosion-resistant refractory brick is 172-175mm, the thickness of the air interlayer is 60-65mm, the thickness of the light insulating brick is 114mmNG-0.8 and 114mmNG-0.5, and the thickness of the perlite heat insulating pouring material is 87-90mm.

As a preferred technical scheme of the utility model, female pipe size is phi 630 x 5mm, two the size of branch pipe is phi 325 x 5mm.

The utility model has the advantages that: this kind of waste power plant burns burning furnace air cooling wall structure adopts the air-cooled furnace wall to make furnace wall surface temperature reduce more than 200 ℃, and this not only is favorable to slowing down refractory brick and surface adhesion melting lime-ash reaction, infiltration and erosion rate, reduces the coke bed bonding strength, effectively alleviates the furnace wall coking. Meanwhile, the thermal stress of the refractory lining due to high-temperature expansion is reduced, and the bulging and protruding risks of the furnace wall can be effectively controlled, so that the stability of the furnace wall is improved, and the safe and stable operation period of the incinerator is prolonged.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the main structure of the air cooling wall structure of the incinerator of the garbage power plant;

FIG. 2 is a perspective view of a connection structure of an air cooling wall structure of an incinerator of a refuse power plant and a silencing pipe;

FIG. 3 is an enlarged schematic view of the A-position structure of the air cooling wall structure of the incinerator of the refuse power plant.

In the figure: 1. the incinerator wall; 2. a furnace wall body; 3. a support plate; 4. a base; 5. a fan body; 6. a main pipe; 7. a branch pipe; 8. an electric butterfly valve; 9. an air duct; 10. an air inlet; 11. a sound-deadening tube; 12. silicon carbide wear-resistant corrosion-resistant refractory bricks; 13. an air interlayer; 14. perlite heat-insulating castable; 15. light insulating brick.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1-3, the air cooling wall structure of the incinerator of the garbage power plant of the present invention comprises an incinerator wall 1 and an incinerator wall body 2, wherein the incinerator wall 1 is located on one side of the incinerator wall body 2, the incinerator wall body 2 comprises a silicon carbide abrasion and corrosion resistant refractory brick 12, one side of the silicon carbide abrasion and corrosion resistant refractory brick 12 is provided with an air interlayer 13, one side of the air interlayer 13 is provided with a light insulating brick 15, and one side of the light insulating brick 15 is provided with a perlite heat insulating pouring material 14; the opposite side of brickwork body 2 is provided with fan body 5, and the fixed intercommunication of air-out end of fan body 5 has female pipe 6, and female pipe 6 runs through brickwork body 2 and extends to the one side of burning oven 1, adopts air-cooled brickwork can make brickwork surface temperature reduce more than 200 ℃, and this not only is favorable to slowing down resistant firebrick and surface adhesion melting lime-ash reaction, infiltration and erosion rate, reduces coke bed bonding strength, effectively alleviates the brickwork coking.

One side fixed mounting of brickwork body 2 has backup pad 3, the top fixed mounting of backup pad 3 has base 4, the top of base 4 and the bottom interconnect of fan body 5, many buffer rods have been preset at the middle part of base 4, fan body 5 can produce the shake at the moving in-process, so can effectually alleviate the shake through the buffer rod that base 4 department set up, and then make fan body 5 realize better air inlet effect.

The air pipe 9 is fixedly arranged on one side of the fan body 5, the steel plate rolling welding air channel is fixedly connected to one end of the air pipe 9, the silencing pipe 11 is connected to the middle of the steel plate rolling welding air channel in a penetrating mode, the air inlet 10 is fixedly connected to one end of the silencing pipe 11, the air inlet 10 is in a horn shape, the air inlet 10 in the horn shape can improve air inlet amount, and the air inlet has a better cooling effect on the incinerator wall 1.

The main pipe 6 penetrates through the two sides of the incinerator wall 1 and is fixedly communicated with branch pipes 7, one end of each branch pipe 7 is fixedly connected with an electric butterfly valve 8, and a sealing ring is arranged at the joint of each electric butterfly valve 8 and each branch pipe 7 and used for adjusting the cooling air quantity entering the furnace wall and introducing the cooling air into an air cooling wall air chamber through an air pipe and an air valve.

The thickness of the silicon carbide wear-resistant corrosion-resistant refractory brick 12 is 172-175mm, the thickness of the air interlayer 13 is 60-65mm, the thickness of the light insulating brick 15 is 114mmNG-0.8 and 114mmNG-0.5, and the thickness of the perlite insulating castable 14 is 87-90mm. The size of the main pipe 6 is phi 630 x 5mm, the size of the two branch pipes 7 is phi 325 x 5mm, the thermal stress generated by high-temperature expansion of the fire-resistant lining is reduced, and the risks of bulging and bulging of the furnace wall can be effectively controlled, so that the stability of the furnace wall and the safe and stable operation period of the incinerator are improved.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The air cooling wall structure of the incinerator of the refuse power plant comprises an incinerator wall (1) and an incinerator wall body (2), and is characterized in that the incinerator wall (1) is located on one side of the incinerator wall body (2), the incinerator wall body (2) comprises silicon carbide wear-resistant corrosion-resistant refractory bricks (12), one side of the silicon carbide wear-resistant corrosion-resistant refractory bricks (12) is provided with an air interlayer (13), one side of the air interlayer (13) is provided with light insulating bricks (15), and one side of the light insulating bricks (15) is provided with perlite heat insulating castable (14); the utility model discloses a burner, including brickwork body (2), the opposite side of brickwork body (2) is provided with fan body (5), the fixed intercommunication of air-out end of fan body (5) has female pipe (6), female pipe (6) run through brickwork body (2) and extend to one side of incinerator wall (1).

2. The air cooling wall structure of the incinerator of the refuse power plant according to claim 1, characterized in that a supporting plate (3) is fixedly installed on one side of the incinerator wall body (2), a base (4) is fixedly installed on the top end of the supporting plate (3), the top end of the base (4) is connected with the bottom end of the fan body (5), and a plurality of buffer rods are preset in the middle of the base (4).

3. The air cooling wall structure of the incinerator of the refuse power plant according to claim 1, characterized in that an air pipe (9) is fixedly arranged on one side of the fan body (5), one end of the air pipe (9) is fixedly connected with a steel plate rolling welding air channel, a silencing pipe (11) is penetratingly connected to the middle of the steel plate rolling welding air channel, one end of the silencing pipe (11) is fixedly connected with an air inlet (10), and the air inlet (10) is horn-shaped.

4. The air cooling wall structure of the incinerator of the refuse power plant according to claim 1, characterized in that the branch pipes (7) are fixedly communicated with the mother pipe (6) through both sides of the incinerator wall (1), one end of each branch pipe (7) is fixedly connected with an electric butterfly valve (8), and a sealing ring is arranged at the joint of the electric butterfly valve (8) and the branch pipe (7).

5. The incinerator air-cooled wall structure for refuse power plant according to claim 1, characterized in that the thickness of the silicon carbide abrasion-resistant corrosion-resistant refractory brick (12) is 172-175mm, the thickness of the air interlayer (13) is 60-65mm, the thickness of the light insulating brick (15) is 114mmNG-0.8 and 114mmNG-0.5, and the thickness of the perlite insulating castable material (14) is 87-90mm.

6. A refuse power plant incinerator air cooling wall structure according to claim 4 characterized in that said main pipe (6) is of size phi 630 x 5mm and two of said branch pipes (7) are of size phi 325 x 5mm.