CN219178326U

CN219178326U - Flue gas quenching tower for burning harmful wastes

Info

Publication number: CN219178326U
Application number: CN202223293559.7U
Authority: CN
Inventors: 蒋常伟; 李会财
Original assignee: Liaoyang Fenghui Recycling Material Recycling Co ltd
Current assignee: Liaoyang Fenghui Recycling Material Recycling Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-06-13
Anticipated expiration: 2032-12-08

Abstract

The utility model relates to the technical field of quench towers, and discloses a flue gas quench tower for incinerating harmful wastes, which comprises a box body, wherein an upper baffle is arranged on the inner wall of the top of the box body, a groove is arranged at the bottom end of the upper baffle, a threaded rod is connected inside the groove through a bearing, a sliding block is connected to the side wall of the threaded rod through threads, a ash scraping frame is arranged at the bottom end of the sliding block, a scraping plate is arranged at the bottom end of the ash scraping frame, a first motor is arranged on the outer wall of one side of the box body, the output end of the first motor is connected with the threaded rod, a first spray head is arranged on the inner wall of one side of the box body, a lower baffle is arranged on the inner wall of the bottom of the box body, a second spray head is arranged on the two side walls of the lower baffle, a water tank and a water pump are arranged on the outer wall of the top of the box body, the input end of the water pump is connected with the water tank, and the quench tower can effectively improve the cooling effect by increasing the air flow stroke.

Description

Flue gas quenching tower for burning harmful wastes

Technical Field

The utility model relates to the technical field of quench towers, in particular to a flue gas quench tower for incinerating harmful waste.

Background

In the process of burning harmful wastes, the volume and granularity of the combustion products and products thereof are reduced due to the actions of high-temperature pyrolysis and oxidization, most of the non-combustible substances are retained on a fire grate and discharged in the form of slag, a small part of substances with small mass and light weight rise in a hearth together with high-temperature gas generated by burning under the action of air flow carrying and thermophoresis force, and are discharged from a boiler outlet after heat exchange to form a flue gas flow containing particles, namely fly ash, wherein the fly ash possibly contains heavy metal elements with various higher leaching concentrations, such as Pb, cr, cd and the like, and belongs to the category of dangerous wastes to be controlled.

The utility model discloses a flue gas quench tower structure through retrieving chinese patent number CN205065769U, this flue gas quench tower structure includes cylindric quench tower body, the ash discharge pipe of being connected with quench tower body lower extreme, the tobacco pipe of intaking of being connected with the vertical face of cylinder of quench tower body, quench tower body top is connected with the tobacco pipe of discharging fume, it is tangent to be connected with quench tower body face of cylinder to advance the tobacco pipe, the lower extreme of discharging fume stretches into quench tower body cooling chamber lower part, install a plurality of water smoke shower nozzles in the quench tower body cooling chamber, through leading into quench tower body cooling chamber with the flue gas along quench tower body face of cylinder tangential direction, be convenient for like this the flue gas form the spiral air current in quench tower body cooling chamber, reach quick cooling dust removal's purpose.

When the existing flue gas quenching tower generally carries out cooling treatment on flue gas, the residence time of the flue gas in the quenching tower is too short, so that the flue gas cooling efficiency is low, the cooling effect is poor, and fly ash is easy to accumulate and gather at the bottom of the quenching tower body to block the quenching tower.

Disclosure of Invention

The utility model aims to provide a flue gas quenching tower for incinerating harmful wastes, which aims to solve the problems that when the conventional flue gas quenching tower provided in the background art generally carries out cooling treatment on flue gas, the residence time of the flue gas in the quenching tower is too short, the efficiency of flue gas cooling is low, the cooling effect is poor, and fly ash is easy to accumulate and gather at the bottom of a quenching tower body to block the quenching tower.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a flue gas quench tower that harmful waste burned, includes the box, be provided with the overhead gage on the top inner wall of box, the bottom of overhead gage is provided with the recess, the inside of recess is connected with the threaded rod through the bearing, there is the slider through threaded connection on the lateral wall of threaded rod, the ash scraping frame is installed to the bottom of slider, the bottom of ash scraping frame is provided with the scraper blade, install first motor on one side outer wall of box, the output of first motor with the threaded rod is connected, install first shower nozzle on one side inner wall of box, be provided with down the baffle on the bottom inner wall of box, install the second shower nozzle on the both sides wall of lower baffle, be provided with water tank and water pump on the top outer wall of box, the input of water pump with the water tank is connected, the output of water pump respectively with first shower nozzle with the second shower nozzle is connected.

As the preferred scheme, be provided with the water drainage tank on the bottom inner wall of box, the internally mounted of water drainage tank has the fixed block, be connected with the rotation axis through the bearing on the lateral wall of fixed block, be provided with helical blade on the lateral wall of rotation axis, install the second motor on the outer wall of one side of box, the output of second motor with the rotation axis is connected.

As a preferable scheme, a smoke inlet pipe is arranged on the outer wall of one side of the box body.

As a preferable scheme, a smoke exhaust pipe is arranged on the outer wall of the top of the box body.

Preferably, a drain pipe is arranged on the outer wall of one side of the box body.

As a preferable scheme, a fixed disc is arranged on the outer wall of the bottom of the box body.

The utility model has the technical effects and advantages that:

1. through box, overhead gage, threaded rod, slider, ash scraping frame, scraper blade, first motor, lower baffle, first shower nozzle, second shower nozzle, water tank and water pump that set up, this quench tower is through increasing the air current stroke, makes the cooling effect obtain effectively improving, can strike off the flying dust that adheres to in this quench tower bottom simultaneously, has avoided the flying dust to pile up the problem of caking.

2. Through fixed block, rotation axis, helical blade and the second motor that set up, can discharge this quench tower with flying dust and waste water fast, can effectively avoid in this quench tower flying dust to pile up too much and cause the problem that this quench tower blockked up.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a front cross-sectional view of the overall structure of the present utility model.

Fig. 3 is a side cross-sectional view of the overall structure of the present utility model.

In the figure: 1. a case; 2. an upper baffle; 3. a threaded rod; 4. a slide block; 5. an ash scraping frame; 6. a scraper; 7. a first motor; 8. a lower baffle; 9. a first nozzle; 10. a second nozzle; 11. a water tank; 12. a water pump; 13. a fixed block; 14. a rotation shaft; 15. a helical blade; 16. a second motor; 17. a smoke inlet pipe; 18. a smoke exhaust pipe; 19. a drain pipe; 20. a fixed disk.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a flue gas quenching tower for incinerating harmful wastes, which is shown in fig. 1-3, and comprises a box body 1, wherein an upper baffle plate 2 is arranged on the inner wall of the top of the box body 1, a groove is arranged at the bottom end of the upper baffle plate 2, a threaded rod 3 is connected to the inside of the groove through a bearing, a sliding block 4 is connected to the side wall of the threaded rod 3 through threads, a dust scraping frame 5 is arranged at the bottom end of the sliding block 4, a scraping plate 6 is arranged at the bottom end of the dust scraping frame 5, a first motor 7 is arranged on the outer wall of one side of the box body 1, the output end of the first motor 7 is connected with the threaded rod 3, a first spray head 9 is arranged on the inner wall of one side of the box body 1, a lower baffle plate 8 is arranged on the inner wall of the bottom of the box body 1, a second spray head 10 is arranged on the two side walls of the lower baffle plate 8, a water tank 11 and a water pump 12 are arranged on the outer wall of the top of the box body 1, and the input end of the water pump 12 is connected with the water tank 11, and the output end of the water pump 12 is respectively connected with the first spray head 9 and the second spray head 10;

the water pump 12 is started to spray cooling water in the water tank 11 through the first spray head 9 and the second spray head 10, the high-temperature flue gas is led into the quenching tower through the water inlet pipe 17, when the high-temperature flue gas is cooled and dissolved through the water mist sprayed by the first spray head 9 and the second spray head 10 and passes through a channel reserved by the upper baffle 2 and the lower baffle 8, the water mist is finally discharged from the water discharge pipe 18, waste water at the bottom of the box 1 is higher than a drainage tank in the process, smoke is prevented from being directly discharged through the drainage tank, the first motor 7 is started to drive the threaded rod 3 to repeatedly rotate to drive the scraping plate 6 to be scraped back and forth at the bottom of the box 1 through the sliding block 4 to hang the drainage tank, the quenching tower effectively improves the cooling effect by increasing the air flow stroke, meanwhile, the flying ash attached to the bottom of the quenching tower is scraped, and the problem of flying ash accumulation is avoided.

In this embodiment, be provided with water drainage tank on the bottom inner wall of box 1, water drainage tank's internally mounted has fixed block 13, be connected with rotation axis 14 through the bearing on the lateral wall of fixed block 13, be provided with helical blade 15 on the lateral wall of rotation axis 14, install second motor 16 on the outer wall of one side of box 1, the output of second motor 16 is connected with rotation axis 14, install drain pipe 19 on the outer wall of one side of box 1, in this quench tower course of working, start second motor 16 and drive rotation axis 14 and helical blade 15 and rotate, fly ash and waste water in the water drainage tank pass through drain pipe 19 and discharge this quench tower, can discharge this quench tower with fly ash and waste water fast, can effectively avoid in this quench tower too much piling up the problem that causes this quench tower fly ash to block.

In this embodiment, the fixing plate 20 is mounted on the bottom outer wall of the case 1, so that the quenching tower can be effectively supported.

The working principle of the utility model is as follows: the utility model relates to a flue gas quenching tower for burning harmful wastes, which is characterized in that a water pump 12 is started to spray cooling water in a water tank 11 through a first spray head 9 and a second spray head 10, then high-temperature flue gas is introduced into the quenching tower through a smoke inlet pipe 17, when the flue gas passes through a channel reserved by an upper baffle plate 2 and a lower baffle plate 8, water mist sprayed by the first spray head 9 and the second spray head 10 cools and dissolves the high-temperature flue gas, and finally the high-temperature flue gas is discharged from a smoke discharge pipe 18, waste water at the bottom of a box body 1 is higher than a drainage groove to prevent the smoke from being directly discharged through the drainage groove, a first motor 7 is started to drive a threaded rod 3 to repeatedly rotate, and a scraper 6 is driven by a sliding block 4 to scrape back and forth at the bottom of the box body 1 to hang fly ash in the drainage groove.

During the operation of the quenching tower, the second motor 16 is started to drive the rotating shaft 14 and the spiral blades 15 to rotate, and fly ash and wastewater in the water draining groove are discharged out of the quenching tower through the water draining pipe 19.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model 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, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a flue gas quench tower that harmful waste burns, includes box (1), its characterized in that: be provided with overhead gage (2) on the top inner wall of box (1), the bottom of overhead gage (2) is provided with the recess, the inside of recess is connected with threaded rod (3) through the bearing, there is slider (4) on the lateral wall of threaded rod (3), scrape ash frame (5) are installed to the bottom of slider (4), the bottom of scraping ash frame (5) is provided with scraper blade (6), install first motor (7) on the outer wall of one side of box (1), the output of first motor (7) with threaded rod (3) are connected, install first shower nozzle (9) on the inner wall of one side of box (1), be provided with down baffle (8) on the bottom inner wall of box (1), install second shower nozzle (10) on the both sides wall of lower baffle (8), be provided with water tank (11) and water pump (12) on the outer wall of the top of box (1), the input of water pump (12) with water tank (11) are connected, output end (12) with first shower nozzle (10) are connected respectively.

2. A flue gas quench tower for hazardous waste incineration according to claim 1, characterised in that: the novel water tank is characterized in that a water draining groove is formed in the inner wall of the bottom of the tank body (1), a fixed block (13) is arranged in the water draining groove, a rotating shaft (14) is connected to one side wall of the fixed block (13) through a bearing, a spiral blade (15) is arranged on the side wall of the rotating shaft (14), a second motor (16) is arranged on the outer wall of one side of the tank body (1), and the output end of the second motor (16) is connected with the rotating shaft (14).

3. A flue gas quench tower for hazardous waste incineration according to claim 1, characterised in that: a smoke inlet pipe (17) is arranged on the outer wall of one side of the box body (1).

4. A flue gas quench tower for hazardous waste incineration according to claim 3, characterised in that: a smoke exhaust pipe (18) is arranged on the outer wall of the top of the box body (1).

5. A flue gas quench tower for hazardous waste incineration according to claim 1, characterised in that: a drain pipe (19) is arranged on the outer wall of one side of the box body (1).

6. A flue gas quench tower for hazardous waste incineration according to claim 1, characterised in that: a fixed disc (20) is arranged on the outer wall of the bottom of the box body (1).