CN217709547U

CN217709547U - Converter gas control device

Info

Publication number: CN217709547U
Application number: CN202221024641.7U
Authority: CN
Inventors: 于珊珊; 曲同青; 王学功
Original assignee: Shandong Iron and Steel Group Yongfeng Lingang Co Ltd
Current assignee: Shandong Iron and Steel Group Yongfeng Lingang Co Ltd
Priority date: 2022-04-30
Filing date: 2022-04-30
Publication date: 2022-11-01
Anticipated expiration: 2032-04-30

Abstract

The utility model discloses a converter coal gas controlling means, including the furnace body, still include centrifugal dust remover and dust removal case, the one end fixed mounting that the dust removal incasement portion is close to the outlet duct position has the heat exchanger, and the dust removal incasement portion other end side by side fixed mounting has coarse strainer and thin filter screen, slides between coarse strainer and the thin filter screen and is equipped with the scraper blade, and dust removal incasement surface has long-pending dirt storehouse at scraper blade below position fixed mounting, and actuating mechanism is installed at dust removal roof portion, and actuating mechanism is used for driving the scraper blade and reciprocates. The coal gas that the furnace body produced is gone into centrifugal dust remover, and the dust of bigger granule in the coal gas can be sunk through centrifugal action to centrifugal dust remover, and the heat exchanger can absorb the coal gas heat, and the coal gas after the cooling loops through coarse strainer and fine filter screen and filters, and the coal gas after the filtration passes through the blast pipe discharge and collects, and dust collection efficiency is higher, and the dust after the dust removal collects the clearance convenience, drives the scraper blade through actuating mechanism and removes, can clean the dust on coarse strainer and fine filter screen surface, avoids blockking up.

Description

Converter gas control device

Technical Field

The utility model relates to a metallurgical equipment technical field, more specifically say, in particular to converter gas controlling means.

Background

In the smelting process of a metallurgical steelmaking converter, high-temperature converter gas is generated, the highest temperature exceeds 1600 ℃, and the dust content of the gas is very high, so that dust removal and purification are needed no matter the gas is recovered or ignited for diffusion, the dust removal effect of the existing gas purification device is not good, and the dust after filtration is not convenient to clean, so that the subsequent filtration effect is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a simple structure, high and the convenient converter gas controlling means of clearance of dust collection efficiency.

In order to achieve the purpose, the utility model adopts the technical scheme as follows: the utility model provides a converter coal gas controlling means, includes the furnace body, still includes centrifugal dust remover and dust removal case, and the coal gas outlet and the centrifugal dust remover air inlet intercommunication of furnace body are connected, and the centrifugal dust remover gas outlet passes through the outlet duct and is connected with dust removal case intercommunication, and the one end fixed mounting that the dust removal incasement portion is close to the outlet duct position has a heat exchanger, and the dust removal incasement portion other end fixed mounting side by side has coarse strainer and fine filter screen, slides between coarse strainer and the fine filter screen and is equipped with the scraper blade, dust removal incasement surface position fixed mounting has the laying dust storehouse below the scraper blade, and the laying dust storehouse communicates in the dust removal case, and actuating mechanism is installed at dust removal roof portion, and actuating mechanism is used for driving the scraper blade to reciprocate.

Preferably, the equal fixed mounting in scraper blade both ends has the brush, and two brushes laminate with coarse strainer and the fine filter screen that correspond the position respectively, the equal activity in scraper blade both ends has run through the slide bar, slide bar fixed mounting is at the dust removal incasement.

Preferably, the driving mechanism comprises a screw rod motor, a threaded hole is formed in the middle of the scraper, and a screw rod shaft of the screw rod motor is connected with the threaded hole in a matched mode.

Preferably, the top of the dust removal box is provided with a heat dissipation opening at the position of the heat exchanger, and a fan is fixedly installed in the heat dissipation opening.

Preferably, a pulling box is movably inserted at one side of the dust collecting bin.

Preferably, a handle is fixedly mounted on the outer side of the drawing box.

Compared with the prior art, the utility model has the advantages of:

the utility model discloses simple structure, the coal gas that the furnace body produced emits into centrifugal dust remover, centrifugal dust remover can sink the dust of great granule in the coal gas through centrifugal action, then during coal gas passes through the outlet duct and gets into the heat exchanger, the heat exchanger can absorb the coal gas heat, thereby reduce its temperature, coal gas after the cooling loops through coarse strainer and fine filter screen and filters, coal gas after the filtration passes through the blast pipe discharge and collects, the dust collection efficiency is higher, and the dust after the dust removal is collected the clearance convenience, it removes to drive the scraper blade through actuating mechanism, can clean the dust on coarse strainer and fine filter screen surface, avoid blockking up.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a structural diagram of a gas control device of a converter;

FIG. 2 is a sectional view of the dust box of the present invention;

fig. 3 is an enlarged schematic view of the structure at a in fig. 2.

In the figure: the device comprises a furnace body 1, a centrifugal dust collector 2, a dust collection box 3, an air outlet pipe 4, an exhaust pipe 5, a dust collection bin 6, a heat dissipation opening 7, a drawing box 8, a handle 9, a heat exchanger 10, a coarse filter screen 11, a fine filter screen 12, a scraper 13, a lead screw motor 14, a slide bar 15, a brush 16 and a fan 17.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided to enable those skilled in the art to more easily understand the advantages and features of the present invention, and to clearly and clearly define the scope of the present invention.

Referring to fig. 1, fig. 2 and fig. 3 show, the utility model provides a converter gas control device, including furnace body 1, still include centrifugal dust collector 2 and dust removal case 3, the coal gas outlet and the 2 air inlets intercommunication of centrifugal dust collector of furnace body 1 are connected, 2 gas outlets of centrifugal dust collector pass through outlet duct 4 and are connected with dust removal case 3 intercommunication, the inside one end fixed mounting who is close to outlet duct 4 position of dust removal case 3 has heat exchanger 10, the inside other end of dust removal case 3 has coarse strainer 11 and fine filter screen 12 side by side fixed mounting, it is equipped with scraper blade 13 to slide between coarse strainer 11 and the fine filter screen 12, dust removal case 3 lower surface has laying dust storehouse 6 at scraper blade 13 below position fixed mounting, and laying dust storehouse 6 communicates in dust removal case 3, and actuating mechanism is installed at dust removal case 3 top, and actuating mechanism is used for driving scraper blade 13 and reciprocates.

In this embodiment, equal fixed mounting in scraper blade 13 both ends has brush 16, and two brushes 16 are laminated with coarse strainer 11 and the fine filter 12 of corresponding position respectively, the equal activity in scraper blade 13 both ends has run through slide bar 15, and slide bar 15 fixed mounting is in dust removal case 3.

In this embodiment, the driving mechanism includes a screw motor 14, a threaded hole is formed in the middle of the scraper 13, a screw shaft of the screw motor 14 is connected to the threaded hole in a matching manner, and the screw motor 14 can drive the scraper 13 to move, so that the brush 16 can clean dust on the surfaces of the coarse filter screen 11 and the fine filter screen 12.

In this embodiment, the top of the dust removing box 3 is provided with a heat dissipation opening 7 at the position of the heat exchanger 10, a fan 17 is fixedly mounted in the heat dissipation opening 7, and the fan 17 exhausts air by starting the fan 17, so that the heat exchange efficiency of the heat exchanger 10 can be improved, and the cooling effect is ensured.

In this embodiment, 6 one side activities of laying dust storehouse are inserted and are equipped with pull box 8, and dust can be stored to pull box 8, and pull box 8 can pull out, the cleaning work of the dust of being convenient for.

In this embodiment, a handle 9 is fixedly installed on the outer side of the drawing box 8, so that the drawing box can be conveniently pulled out by a worker.

The working principle is as follows: gas generated by the furnace body 1 is discharged into a centrifugal dust collector 2, the centrifugal dust collector 2 can sink dust with larger particles in the gas through centrifugal action, then the gas enters a heat exchanger 10 through a gas outlet pipe 4, the heat exchanger 10 can absorb heat of the gas so as to reduce the temperature of the gas, the cooled gas is filtered through a coarse filter screen 11 and a fine filter screen 12 in sequence, and the filtered gas is discharged and collected through an exhaust pipe 5; the lead screw motor 14 can drive the scraper 13 to move, so that the brush 16 can clean dust on the surfaces of the coarse filter screen 11 and the fine filter screen 12 to avoid blockage.

Although the embodiments of the present invention have been described with reference to the accompanying drawings, various changes and modifications can be made by the owner within the scope of the appended claims, as long as the protection scope of the invention is not beyond the protection scope of the claims.

Claims

1. The converter gas control device comprises a converter body, and is characterized in that: still include centrifugal dust remover and dust removal case, the coal gas outlet and the centrifugal dust remover air inlet intercommunication of furnace body are connected, and the centrifugal dust remover gas outlet passes through the outlet duct and is connected with the dust removal case intercommunication, and the one end fixed mounting that the dust removal incasement portion is close to the outlet duct position has a heat exchanger, and the dust removal incasement portion other end side by side fixed mounting has coarse strainer and thin filter screen, slides between coarse strainer and the thin filter screen and is equipped with the scraper blade, dust removal incasement surface position fixed mounting has the laying dust storehouse below the scraper blade, and the laying dust storehouse communicates in the dust removal case, and actuating mechanism is installed at the dust removal roof portion, and actuating mechanism is used for driving the scraper blade and reciprocates.

2. The converter gas control device according to claim 1, wherein: the equal fixed mounting in scraper blade both ends has the brush, and two brushes laminate with the coarse strainer and the fine filter screen that correspond the position respectively, the equal activity in scraper blade both ends has run through the slide bar, slide bar fixed mounting is in the dust removal incasement.

3. The converter gas control device according to claim 2, wherein: the driving mechanism comprises a screw rod motor, a threaded hole is formed in the middle of the scraper, and a screw rod shaft of the screw rod motor is connected with the threaded hole in a matched mode.

4. The converter gas control device according to claim 1, wherein: the top of the dust removal box is provided with a heat dissipation opening at the position of the heat exchanger, and a fan is fixedly mounted in the heat dissipation opening.

5. The converter gas control device according to claim 1, wherein: a drawing box is movably inserted at one side of the dust collecting bin.

6. The converter gas control device according to claim 5, wherein: and a handle is fixedly arranged on the outer side of the drawing box.