CN215924986U

CN215924986U - Blast furnace gas dry-method electrostatic dust collection device

Info

Publication number: CN215924986U
Application number: CN202122323400.4U
Authority: CN
Inventors: 蔺天强
Original assignee: Fuxin Jianxing Metal Co ltd
Current assignee: Fuxin Jianxing Metal Co ltd
Priority date: 2021-09-26
Filing date: 2021-09-26
Publication date: 2022-03-01
Anticipated expiration: 2031-09-26

Abstract

The utility model discloses a blast furnace gas dry-method electrostatic dust collection device, which comprises a shell, a mounting frame and a drying mechanism, wherein the mounting frame is fixedly connected to the left side wall of the shell, the drying mechanism is detachably connected to the upper surface of the mounting frame, the drying mechanism comprises a filtering induced draft pipe, an induced draft fan and a heating pipe, the filtering induced draft pipe is installed at the top end of the induced draft fan, the heating pipe is detachably connected to the right side wall of the induced draft fan, and the tail end of the heating pipe is communicated with the shell. The dust in the coal gas is convenient for dry through stoving mechanism, avoids the dust to glue and link at adsorption equipment and strike off the mechanism surface, and the later stage of being convenient for is cleared up, improves dust removal effect, and strikes off the mechanism and be convenient for dismantle, conveniently changes after damaging, can not influence dust removal effect, is convenient for remove dust.

Description

Blast furnace gas dry-method electrostatic dust collection device

Technical Field

The utility model relates to the technical field of electrostatic dust removal, in particular to a blast furnace gas dry-method electrostatic dust removal device.

Background

Electrostatic dust collection is the wide application in the collection processing field of tiny dust particle, on the positive and negative polar plate that carries a large amount of charges, through the effect of electrostatic force, make tiny dust particle adsorb on the polar plate, because this efficient characteristic, blast furnace gas industry also uses this kind of device in a large number, but general device dust removal effect does not have the cost advantage than the sack dust removal, and is in half operating condition because the complexity is higher and most, in addition, flat plate design also does not do benefit to the dust particle after the collection processing, is more unfavorable for the washing maintenance of machine.

Patent No. CN202022406236.9 discloses a blast furnace gas dry electrostatic dust collection device, the blast furnace gas dry-method electrostatic dust removal device comprises a base, wherein a first motor is fixedly arranged on the base, the output end of the first motor is fixedly connected with a first shaft which is fixedly connected with a first bearing, the first bearing is fixedly connected with a through pipe, the cylindrical surface of the through pipe is connected with an adapter, the adapter is fixedly connected with a dust hood, the dust collecting cover is fixedly connected with a negative pole cover, the negative pole cover is fixedly connected with a feed inlet, the side wall of the negative pole cover is fixedly connected with a mounting column, the second shaft, the second motor, the motor mounting column, the anode cover, the anode brush, the cathode cover, the dust collection cover and the dust removal brush are arranged, so that the high-efficiency electrostatic adsorption of dust is realized, and dust is easy to collect and drop, and the taper design of the positive pole cover and the negative pole brush is more beneficial to the cleaning and maintenance of the machine.

The blast furnace gas dry-method electrostatic dust collection device has the following defects: the blast furnace gas dry method electrostatic precipitator device of this application does not possess drying device, and the easy adhesion of dust humidity in the coal gas is on adsorption apparatus structure surface and strike off the mechanism surface, can not effectively strike off, reduces the clean degree of difficulty, strikes off the mechanism simultaneously and damages the back and is not convenient for dismantle the change, influences clean effect, is unfavorable for electrostatic precipitator, reduces dust collection efficiency. Therefore, we propose a blast furnace gas dry-method electrostatic dust collection device.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a blast furnace gas dry-method electrostatic dust collection device which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a blast furnace gas dry method electrostatic precipitator device, includes the shell, still includes mounting bracket and stoving mechanism, mounting bracket fixed connection is at the shell left side wall, stoving mechanism can dismantle the connection at the mounting bracket upper surface, stoving mechanism comprises filtration induced duct, draught fan and heating pipe, it installs on the draught fan top to filter the induced duct, the heating pipe can be dismantled and connect at draught fan right side wall, and terminal and shell intercommunication are connected.

The anode structure further comprises an anode inner shell and a scraping mechanism, wherein the anode inner shell is arranged in the outer shell, and the scraping mechanism is connected to the top end of the anode inner shell in a matching manner; the adsorbed dust is conveniently scraped off through the scraping mechanism, and the coal gas is conveniently dedusted.

Furthermore, the scraping mechanism consists of a rotating connecting shaft, a connecting frame, a scraping plate and a fixing bolt, wherein the connecting frame is rotatably connected inside the rotating connecting frame, the scraping plate is embedded and connected on the outer side wall of the connecting frame, and the fixing bolt is meshed and connected to the top end of the scraping plate; the link is installed in anodal inner shell upper end through rotating the connecting axle, and the scraper blade joint is in the link both sides simultaneously to the top is fixed through fixing bolt, strikes off the adsorbed dust of inner wall through the scraper blade when the clearance, and when the scraper blade damaged, fixing bolt was dismantled down, was convenient for dismantle the scraper blade get off and change, easy operation conveniently changes, is convenient for strike off the dust, effectively improves dust removal effect.

Furthermore, a negative inner shell is arranged in the outer shell and positioned outside the positive inner shell, and a drying cavity is formed in the negative inner shell; the negative electrode inner shell and the positive electrode inner shell are convenient for dust adsorption, and the drying cavity is convenient for drying.

Furthermore, the left side wall of the bottom end of the shell is communicated with an air inlet pipe, the top end of the shell is provided with a sealing cover, and the top end of the sealing cover is connected with a driver in an embedded manner; the power is provided for the scraping mechanism through the driver, and the coal gas is conveyed into the shell through the air inlet pipe to remove dust.

Compared with the prior art, the utility model has the following beneficial effects: 1. the bottom end of the outer shell is provided with an air inlet pipe, the inner part of the outer shell is provided with a negative inner shell and a positive inner shell, a drying cavity is arranged between the negative inner shell and the outer shell, the outer shell is covered by a sealing cover during dust removal, coal gas is conveyed into a space between the positive inner shell and the negative inner shell through the air inlet pipe, dust in the coal gas is adsorbed by the positive inner shell and the negative inner shell, meanwhile, the left side of the outer shell is provided with a drying mechanism through a mounting frame, the drying mechanism consists of a filtering induced air pipe, an induced draft fan and a heating pipe, during dust removal, external control is introduced into the drying cavity inside the outer shell through the induced draft fan, the filtering induced air pipe can filter the air already introduced, the heating pipe can heat the introduced air, heat can be transferred through the negative inner shell and heat and dry the coal gas dust inside, moisture in the dust is effectively removed, and the dust is prevented from being adhered to the surfaces of the adsorption mechanism and the scraping mechanism during dust removal, the cleaning at the later stage is convenient, and the dust removal use is convenient; 2. drive through the driver after adsorbing and strike off the mechanism and rotate, it gets off to be convenient for strike off absorbent dust through striking off the mechanism, strike off the mechanism simultaneously by rotating the connecting axle, the link, scraper blade and fixing bolt constitute, the link is installed in anodal inner shell upper end through rotating the connecting axle, the scraper blade joint is in the link both sides simultaneously, and the top is fixed through fixing bolt, strike off the absorbent dust of inner wall through the scraper blade when clearing up, when the scraper blade damages, fixing bolt under the dismantlement, be convenient for dismantle the scraper blade and get off to change, and easy operation, conveniently change, be convenient for strike off the dust, effectively improve the dust removal effect.

Drawings

FIG. 1 is a schematic view of the overall structure of a blast furnace gas dry electrostatic dust collector of the present invention.

Fig. 2 is a schematic structural diagram of a drying mechanism of the blast furnace gas dry-method electrostatic dust collection device of the utility model.

Fig. 3 is a schematic structural diagram of a scraping mechanism of the blast furnace gas dry electrostatic dust collector of the present invention.

In the figure: 1. an air inlet pipe; 2. a mounting frame; 3. a drying mechanism; 4. a housing; 5. a drying cavity; 6. a negative electrode inner casing; 7. an anode inner casing; 8. a scraping mechanism; 9. a sealing cover; 10. a driver; 301. filtering the induced draft pipe; 302. an induced draft fan; 303. heating a tube; 801. rotating the connecting shaft; 802. a connecting frame; 803. a squeegee; 804. and (5) fixing the bolt.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-3, a blast furnace gas dry method electrostatic precipitator device, includes shell 4, still includes mounting bracket 2 and

stoving mechanism

3, 2 fixed connection of mounting bracket are at the 4 left side walls of shell, stoving mechanism 3 can dismantle the connection and be constituteed at the 2 upper surfaces of mounting bracket, stoving mechanism 3 comprises filtration induced air pipe 301, draught fan 302 and heating pipe 303, filtration induced air pipe 301 is installed on draught fan 302 top, heating pipe 303 can dismantle the connection and be connected at draught fan 302 right side walls, and terminal and shell 4 intercommunication connection.

The anode structure comprises an anode inner shell 7 and a scraping mechanism 8, wherein the anode inner shell 7 is arranged in an outer shell 4, and the scraping mechanism 8 is connected to the top end of the anode inner shell 7 in a matching manner; adsorbed dust is conveniently scraped off through the scraping mechanism 8, and the coal gas is conveniently dedusted.

The scraping mechanism 8 is composed of a rotating connecting shaft 801, a connecting frame 802, a scraping plate 803 and a fixing bolt 804, wherein the connecting frame 802 is rotatably connected inside the rotating connecting frame 802, the scraping plate 803 is connected to the outer side wall of the connecting frame 802 in an embedded manner, and the fixing bolt 804 is connected to the top end of the scraping plate 803 in a meshed manner; link 802 is installed in anodal inner shell 7 upper end through rotating connecting axle 801, and scraper blade 803 joint is in link 802 both sides simultaneously to the top is fixed through fixing bolt 804, strikes off the absorbent dust of inner wall through scraper blade 803 when clearing up, and when scraper blade 803 damaged, fixing bolt 804 under the dismantlement, is convenient for dismantle scraper blade 803 get off and change, and easy operation conveniently changes, is convenient for strike off the dust, effectively improves dust removal effect.

The inner cathode shell 6 is arranged in the outer shell 4, the inner cathode shell 6 is positioned outside the inner anode shell 7, and the inner cathode shell 6 is provided with a drying cavity 5; dust is conveniently adsorbed by the negative electrode inner shell 6 and the positive electrode inner shell 7, and drying is conveniently carried out by the drying cavity 5.

The left side wall of the bottom end of the shell 4 is communicated with an air inlet pipe 1, the top end of the shell 4 is provided with a sealing cover 9, and the top end of the sealing cover 9 is connected with a driver 10 in an embedded manner; the drive 10 is used to power the scraping device 8 and the gas inlet pipe 1 is used to convey gas into the housing 4 for dust removal.

It should be noted that, the utility model is a blast furnace gas dry method electrostatic dust removal device, during operation, the bottom end of the outer shell 4 is provided with the air inlet pipe 1, the inner part of the outer shell is provided with the cathode inner shell 6 and the anode inner shell 7, the drying cavity 5 is arranged between the cathode inner shell 6 and the outer shell 4, during dust removal, the outer shell 4 is covered by the sealing cover 9, the gas is conveyed into the space between the anode inner shell 7 and the cathode inner shell 6 through the air inlet pipe 1, the dust in the gas is adsorbed by the anode inner shell 7 and the cathode inner shell 6, meanwhile, the left side of the outer shell 4 is provided with the drying mechanism 3 through the mounting frame 2, the drying mechanism 3 is composed of the filtering induced air pipe 301, the induced draft fan 302 and the heating pipe 303, during dust removal, the external control is introduced into the drying cavity 5 inside the outer shell 4 through the induced draft fan 302, during introduction, the filtering induced air pipe 301 filters the air, the heating pipe 303 can heat the introduced air, the negative electrode inner shell 6 can transfer heat and dry the coal gas dust inside, effectively remove moisture in the dust, prevent the dust from adhering to the surfaces of an adsorption mechanism and a scraping mechanism 8 when being cleaned, and facilitate later cleaning and dust removal, the scraping mechanism 8 is driven to rotate by a driver 10 after adsorption, the adsorbed dust is convenient to scrape off by the scraping mechanism 8, meanwhile, the scraping mechanism 8 consists of a rotating connecting shaft 801, a connecting frame 802, a scraper 803 and a fixing bolt 804, the connecting frame 802 is arranged at the upper end of the positive electrode inner shell 7 by rotating the connecting shaft 801, the scraper 803 is clamped at two sides of the connecting frame 802, the top end of the scraper is fixed by the fixing bolt 804, the dust adsorbed on the inner wall is scraped by the scraper 803 during cleaning, when the scraper 803 is damaged, the fixing bolt 804 is detached, and the scraper 803 is convenient to detach and replace, the dust removal device is simple in operation, convenient to replace, convenient to scrape dust and capable of effectively improving the dust removal effect.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a blast furnace gas dry process electrostatic precipitator device, includes shell (4), its characterized in that still includes mounting bracket (2) and stoving mechanism (3), mounting bracket (2) fixed connection is at shell (4) left side wall, stoving mechanism (3) can be dismantled and connect at mounting bracket (2) upper surface, stoving mechanism (3) comprise filtration induced duct (301), draught fan (302) and heating pipe (303), install on draught fan (302) top filtration induced duct (301), connection can be dismantled at draught fan (302) right side wall in heating pipe (303), and terminal and shell (4) intercommunication connection.

2. The blast furnace gas dry electrostatic precipitator according to claim 1, wherein: still include anodal inner shell (7) and scrape off mechanism (8), install in shell (4) anodal inner shell (7), scrape off mechanism (8) cooperation and connect on anodal inner shell (7) top.

3. The blast furnace gas dry electrostatic precipitator according to claim 2, wherein: scraping mechanism (8) comprises rotation connecting axle (801), link (802), scraper blade (803) and fixing bolt (804), link (802) rotate to be connected inside rotating link (802), scraper blade (803) are inlayed and are connected at link (802) lateral wall, fixing bolt (804) meshing is connected on scraper blade (803) top.

4. The blast furnace gas dry electrostatic precipitator according to claim 1, wherein: the drying device is characterized in that a negative inner shell (6) is arranged inside the outer shell (4), the negative inner shell (6) is located on the outer side of the positive inner shell (7), and the drying cavity (5) is formed in the negative inner shell (6).

5. The blast furnace gas dry electrostatic precipitator according to claim 1, wherein: the left side wall of the bottom end of the shell (4) is communicated with the air inlet pipe (1), the top end of the shell (4) is provided with a sealing cover (9), and the top end of the sealing cover (9) is connected with a driver (10) in an embedded mode.