CN217202807U

CN217202807U - Dust collecting device for slag outlet of blast furnace

Info

Publication number: CN217202807U
Application number: CN202221145342.9U
Authority: CN
Inventors: 杨维钦; 赵凌云; 刘才
Original assignee: Shanxi Xinyucheng Smelting Co ltd
Current assignee: Shanxi Xinyucheng Smelting Co ltd
Priority date: 2022-05-13
Filing date: 2022-05-13
Publication date: 2022-08-16
Anticipated expiration: 2032-05-13

Abstract

The application discloses blast furnace slag notch dust arrester installation relates to blast furnace dust removal technical field, including the dust cage, one side of dust cage is fixed with the fourth box, the left outer wall of fourth box is fixed with the water tank, the inside bottom of fourth box is fixed with the funnel, first box is worn to be equipped with in the bottom of funnel, the top of first box is fixed with the water pump, the pipeline is all installed to the output and the input of water pump, the one end of pipeline is connected with the bottom of water tank. This application starts the aspiration pump, utilizes the suction of aspiration pump inlet end, forms the air current of one from dust collecting cover to the aspiration pump motion in the device, starts the water pump, and water in the water tank passes through the pipeline and gets into in the fourth box and by atomizer atomizing blowout through the pressurization of water pump, thereby atomizing spun water is inside atomizing dust collection to fourth box with higher speed the dust whereabouts after the contact dust, reduces the dust content in the air in the fourth box.

Description

Dust collecting device for slag outlet of blast furnace

Technical Field

The application relates to the technical field of blast furnace dust removal, in particular to a dust collecting device for a slag outlet of a blast furnace.

Background

When the blast furnace slag notch is slagging tap, can be along with great dust, have very big pollution to the environment, so can gather dust at slag notch installation dust arrester installation, reduce the pollution to the environment, traditional blast furnace slag notch dust arrester installation can satisfy people's user demand basically, in realizing this application in-process, the inventor finds at least following problem in this technique, and concrete problem is as follows:

most of dust collecting devices of the blast furnace slag outlet in the current market have single dust collecting method and low dust collecting efficiency.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems of single dust collection method and low dust collection efficiency, the dust collection device for the slag hole of the blast furnace is provided.

The application provides a blast furnace slag notch dust arrester installation adopts following technical scheme:

a dust collecting device for a slag hole of a blast furnace comprises a dust collecting cover, wherein a fourth box body is fixed on one side of the dust collecting cover, a water tank is fixed on the outer wall of the left side of the fourth box body, a funnel is fixed at the bottom inside the fourth box body, a first box body is arranged at the bottom of the funnel in a penetrating manner, a water pump is fixed at the top of the first box body, pipelines are respectively installed at the output end and the input end of the water pump, one end of each pipeline is connected with the bottom of the water tank, the other end of each pipeline is connected with the top of the fourth box body, an atomizing nozzle communicated with the pipeline is arranged at the top of the inner cavity of the fourth box body, a third box body is fixed on the outer wall of the right side of the fourth box body, vent holes penetrating through the side walls of the fourth box body and the third box body are formed in the side walls, close to each other, a filtering component is fixed in the inner cavity of the third box body, an air extracting pump is fixed on the inner wall of the right side of the third box body, the air exhaust end of the air exhaust pump is in contact with the filter assembly.

Through adopting above-mentioned technical scheme, the staff aims at the blast furnace slag notch with the dust cage, start the aspiration pump, in inhaling the fourth box through the air that the dust cage will contain dirt, start the water pump, with the clear water by atomizer atomizing blowout, atomizing water droplet makes the dust whereabouts with the dust after the dust contact, thereby atomize to gather dust to fourth box inside, reduce the dust content in the air in the fourth box, a small amount of dust that does not subside passes filter assembly along with the air current through the ventilation hole and carries out the secondary and gather dust, further reduce dust content.

Optionally, filtering component includes plectane, filter screen and rand, the plectane is installed on the left side inner wall of third box, rand and filter screen all are provided with the multiunit, the multiunit the rand is installed on the plectane, the multiunit the filter screen block respectively on the multiunit card circle.

Through adopting above-mentioned technical scheme, can filter the air after being atomized and gathering dust, further reduce the dust content in the air, set up multiunit filter screen and rand, can not influence the filtration in ventilation hole when changing the filter screen.

Optionally, a motor is fixed on the right side of the inner wall of the third box, an output shaft of the motor is fixed to the outer wall of one side of the circular plate, and a taking hole is formed in the bottom of the side wall of the right side of the third box.

Through adopting above-mentioned technical scheme, can change the filter screen after using, prevent that the dust from blockking up the filter screen and make the efficiency of gathering dust step down.

Optionally, a fixing column is arranged on one side, away from the fourth box body, of the dust collection cover in a penetrating mode, and a C-shaped plate is fixed to the other end of the fixing column.

Through adopting above-mentioned technical scheme, can fix dust arrester installation's position and through fixed column fixed stay dust collection cover.

Optionally, a second box body is arranged inside the first box body, and the top of the second box body is open.

Through adopting above-mentioned technical scheme, make the dust that is subsided by the atomizing fall into the second box and be collected by the second box through the funnel that runs through first box top.

Optionally, a handle is fixed right in front of the second box.

Through adopting above-mentioned technical scheme, can pull out the second box after collecting the dust through the handle and clear up.

Optionally, vertical plates are fixed to the rear sides of the first box body, the water tank, the fourth box body and the third box body.

Through adopting above-mentioned technical scheme, can fix the position of first box, water tank, third box and fourth box, play the effect of fixed stay.

Optionally, a water filling port is formed in the top of the front face of the water tank.

Through adopting above-mentioned technical scheme, can carry out the water injection through connecting water filling port and water pipe in to the water tank, supply water for atomizer.

In summary, the present application includes at least one of the following benefits:

the method comprises the following steps that firstly, an air suction pump is started, an air flow moving from a dust collection cover to the air suction pump is formed in the device by utilizing the suction force of the air inlet end of the air suction pump, the water pump is started, water in a water tank enters a fourth box body through the pressurization of the water pump through a pipeline and is atomized and sprayed out by an atomizing spray head, the atomized and sprayed water accelerates dust falling after contacting dust so as to atomize and collect dust in the fourth box body, the dust content in the air in the fourth box body is reduced, a small amount of non-settled dust passes through a filter screen through a vent hole in the right side of the fourth box body along with the action of the air flow to carry out secondary dust collection, and the dust content is further reduced;

second, the starter motor, make the plectane rotate, when making the filter screen that needs to be changed rotate the access hole of seting up to third box right side, close the motor, the staff stretches into the access hole with the hand, simultaneously to the buckle and the outside pulling of middle extrusion filter screen both sides, make the filter screen break away from completely on the water filling port, the access hole through third box right side takes out the filter screen, the filter screen after will wasing the completion blocks into the water filling port again through the hole on third box right side, at this moment, the buckle of filter screen both sides takes place elastic deformation automatically and is fixed with the mutual block each other of water filling port, change the clearance to the filter screen.

Drawings

FIG. 1 is a front cross-sectional structural view of the present application;

FIG. 2 is a front view of the present application;

FIG. 3 is a left side view of the present application;

FIG. 4 is a schematic right sectional view of a third housing according to the present application;

FIG. 5 is a schematic right-view structural diagram of a third case of the present application;

FIG. 6 is a schematic top view of a screen and collar of the present application;

fig. 7 is a schematic diagram of a right view of the collar of the present application.

In the figure: 1. a vertical plate; 2. a template; 3. a dust collection cover; 4. a water pump; 5. a first case; 6. a second case; 7. a water tank; 8. a funnel; 9. filtering with a screen; 10. a motor; 11. a circular plate; 12. a third box body; 13. an atomizing spray head; 14. a fourth box body; 15. a pipeline; 16. a handle; 17. fixing a column; 18. a collar; 19. a water injection port; 20. an air pump.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

Referring to fig. 1 of the drawings, the present application provides an embodiment: a blast furnace slag notch dust arrester installation, including dust collecting hood 3, one side of dust collecting hood 3 is fixed with the fourth box 14, and dust collecting hood 3 runs through the upper inner wall of the left side of the fourth box 14, the left outer wall of the fourth box 14 is fixed with the water tank 7, the inside bottom of the water tank 7 is fixed with the slope, the inside bottom of the fourth box 14 is fixed with the funnel 8, the top of the funnel 8 is square, the bottom of the funnel 8 is penetrated and is equipped with the first box 5, the bottom outside of the funnel 8 is provided with the solenoid valve, the top of the first box 5 is fixed with the cushion block, the top of the cushion block is fixed with the water pump 4, the output end and the input end of the water pump 4 are both equipped with the pipeline 15, one end of the pipeline 15 is connected with the bottom of the water tank 7, the other end of the pipeline 15 is connected with the top of the fourth box 14, the top of the inner chamber of the fourth box 14 is provided with the atomizer 13 communicated with the pipeline 15, the outer wall on the right side of the fourth box 14 is fixed with the third box 12, the rear sides of the first box body 5, the water tank 7, the fourth box body 14 and the third box body 12 are fixed with vertical plates 1, and the side walls of the fourth box body 14 and the third box body 12 close to each other are provided with ventilation holes penetrating through the side walls of the fourth box body 14 and the third box body 12.

Referring to fig. 2, 3 and 4 in the drawings of the specification, an air extracting pump 20 is fixed on the inner wall of the right side of the third box 12, the air extracting end of the air extracting pump 20 contacts with the filter screen 9, the air outlet end of the air extracting pump 20 faces forward, a motor 10 is fixed on the inner wall of the right side of the third box 12, the motor 10 is located right in front of the air extracting pump 20, a circular plate 11 is fixed on the output shaft of the motor 10, a plurality of groups of clamping rings 18 are fixed on the side wall of the circular plate 11, and a plurality of groups of filter screens 9 are clamped on the plurality of groups of clamping rings 18.

Moving the blast furnace slag hole dust collecting device to align a dust collecting cover 3 with a blast furnace slag hole, starting an air extracting pump 20, forming an air flow moving from the dust collecting cover 3 to the air extracting pump 20 in the device by utilizing the suction force of the air inlet end of the air extracting pump 20, injecting the air flow containing dust into a fourth box body 14 by utilizing the dust collecting cover 3 to finish dust collection, starting a water pump 4, when the water pump 4 is started, water in a water tank 7 enters the fourth box body 14 through the pressurization of the water pump 4 through a pipeline 15 and is atomized and sprayed out by an atomizing nozzle 13, atomized micro water drops automatically contact with dust in the moving process, so that the weight of the increased dust is increased, the falling of the dust is accelerated under the action of gravity to atomize and collect dust in the fourth box body 14, the dust content in the air in the fourth box body 14 is reduced, a small amount of non-settled dust passes through a filter screen 9 through a vent hole on the right side of the fourth box body 14 to perform secondary dust collection under the action of the air flow, further reducing the dust content.

Referring to fig. 1 and 2 of the drawings attached to the specification, a motor 10 is fixed to the right side of the inner wall of a third box 12, an output shaft of the motor 10 is fixed to the outer wall of one side of a circular plate 11, a plurality of sets of filter screens 9 are clamped in the plurality of sets of clamping rings 18, two clamping holes are formed in the plurality of sets of clamping rings 18, two elastic buckles matched with the clamping holes of the clamping rings 18 are fixed to two ends of the plurality of sets of filter screens 9, a support rod is arranged at the center of the other side of the circular plate 11 and connected to the inner wall of the left side of the third box 12 through a bearing, a taking hole is formed in the bottom of the side wall of the right side of the third box 12, the motor 10 is started to rotate the circular plate 11, when the filter screen 9 to be replaced rotates to the taking hole formed in the right side of the third box 12, the motor 10 is turned off, a worker inserts a hand into the taking ring and simultaneously presses the elastic buckles at two sides of the filter screen 9 toward the middle and pulls the taking hole outward to completely separate the filter screen 9 from the taking hole 18, the filter screen 9 is taken out through the taking hole on the right side of the third box body 12, and the filter screen 9 is replaced and cleaned.

Referring to fig. 1 and 6 of the drawings, a second box 6 is arranged in the first box 5, the front of the first box 5 is open, the top of the second box 6 is open, and the electromagnetic valve of the funnel 8 is opened, so that the atomized dust and mud settled in the funnel 8 flows into the second box 6 through the lower end of the funnel 8 to be collected, thereby achieving the dust collecting effect.

Referring to fig. 6 of the drawings, a water filling port 19 is formed in the top of the front surface of the water tank 7, and a worker inserts an end of a water pipe through the water filling port 19 to allow a proper amount of water to enter the water tank 7 to fill the water tank 7.

Referring to fig. 6 and 7 in the drawings of the specification, a handle 16 is fixed right in front of the second box 6, the handle 16 is a smooth handle, the second box 6 is pulled out forwards through the handle 16, the second box 6 is completely separated from the first box 5, dust in the second box 6 is cleaned, and the second box 6 is pushed back into the first box 5 through the handle 16 after the dust is cleaned.

Referring to fig. 7 in the attached drawings of the specification, a fixing column 17 is arranged on one side of the dust collection cover 3 far away from the fourth box body 14 in a penetrating manner, a C-shaped plate 2 is fixed at the other end of the fixing column 17, and a worker moves the blast furnace slag hole dust collection device to clamp the C-shaped plate 2 above a slag hole of a blast furnace, so that the dust collection cover 3 is aligned with the blast furnace slag hole, and the position of the blast furnace slag hole dust collection device is fixed.

The working principle is as follows: when using this blast furnace slag notch dust arrester installation, the staff removes this blast furnace slag notch dust arrester installation and blocks C template 2 in the slag notch top of blast furnace, make dust cage 3 aim at the blast furnace slag notch, start aspiration pump 20, utilize the suction of aspiration pump 20 inlet end, form the air current of one from dust cage 3 to the motion of aspiration pump 20 in the device, utilize dust cage 3 to inject dusty air current into fourth box 14 and accomplish and gather dust, the staff runs through water filling port 19 with the tip of water pipe, make in proper amount water gets into water tank 7, carry out the water injection to water tank 7.

The water pump 4 is started, when the water pump 4 is started, water in the water tank 7 enters the fourth box body 14 through the pressurization of the water pump 4 through the pipeline 15 and is atomized and sprayed out by the atomizing spray head 13, atomized micro water drops automatically contact with dust in the moving process, so that the weight of the increased dust is increased, the falling of the dust is accelerated under the action of gravity, the atomization and dust collection are carried out on the inside of the fourth box body 14, the dust content in the air in the fourth box body 14 is reduced, most of the dust entering the fourth box body 14 contacts with the atomized water to form mud-shaped objects to be settled and fall into the funnel 8, a small amount of dust which is not settled is subjected to secondary dust collection through the filter screen 9 through the ventilation hole on the right side of the fourth box body 14 under the action of airflow, and the dust content is further reduced.

Open the solenoid valve of funnel 8, make the dust mud that subsides in funnel 8 after atomizing flow into in second box 6 through the lower extreme of funnel 8 and collect, play the effect of gathering dust, treat that second box 6 collects full back, close the solenoid valve of funnel 8, pull out second box 6 forward through handle 16, make second box 6 break away from first box 5 completely, clear up the dust in the second box 6, push back second box 6 in first box 5 through handle 16 after the clean up.

After using a period of time, need change filter screen 9, starter motor 10, make plectane 11 rotate, when making the filter screen 9 that needs to be changed rotate the access hole of seting up to third box 12 right side, close motor 10, the staff stretches into the access hole with the hand, simultaneously to the buckle of middle extrusion filter screen 9 both sides and outwards stimulate, make filter screen 9 break away from completely on water filling port 19, access hole through third box 12 right side takes out filter screen 9, filter screen 9 after will wasing the completion blocks into water filling port 19 again through the hole on third box 12 right side, at this moment, the buckle of filter screen 9 both sides takes place elastic deformation automatically and blocks fixedly each other with water filling port 19, change the clearance to filter screen 9.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a blast furnace slag notch dust arrester installation, includes dust cage (3), its characterized in that: one side of the dust collection cover (3) is fixed with a fourth box body (14), the left outer wall of the fourth box body (14) is fixed with a water tank (7), the inside bottom of the fourth box body (14) is fixed with a funnel (8), a first box body (5) is arranged at the bottom of the funnel (8) in a penetrating mode, a water pump (4) is fixed at the top of the first box body (5), pipelines (15) are installed at the output end and the input end of the water pump (4), one end of each pipeline (15) is connected with the bottom of the water tank (7), the other end of each pipeline (15) is connected with the top of the fourth box body (14), an atomizing nozzle (13) communicated with the pipeline (15) is arranged at the top of the inner cavity of the fourth box body (14), a third box body (12) is fixed on the outer wall of the right side of the fourth box body (14), and the side wall of the fourth box body (14) and the third box body (12) close to one side each other is provided with a penetrating through the fourth box body (14) and the third box body (12) The air-suction type air-purifying device is characterized by comprising air holes in the side wall, a filtering component is fixed in an inner cavity of the third box body (12), an air suction pump (20) is fixed on the inner wall of the right side of the third box body (12), and the air suction end of the air suction pump (20) is in contact with the filtering component.

2. The dust collecting device for the slag hole of the blast furnace as claimed in claim 1, wherein: the filter assembly comprises a circular plate (11), a filter screen (9) and a clamping ring (18), wherein the circular plate (11) is installed on the inner wall of the left side of the third box body (12), the clamping ring (18) and the filter screen (9) are provided with multiple groups, multiple groups are formed by installing the clamping ring (18) on the circular plate (11), and the multiple groups are formed by clamping the filter screen (9) on the multiple groups of clamping rings (18) respectively.

3. The dust collecting device for the slag hole of the blast furnace as claimed in claim 1, wherein: a motor (10) is fixed on the right side of the inner wall of the third box body (12), an output shaft of the motor (10) is fixed with the outer wall of one side of the circular plate (11), and a taking hole is formed in the bottom of the side wall of the right side of the third box body (12).

4. The dust collecting device for the slag hole of the blast furnace as claimed in claim 1, wherein: a fixing column (17) penetrates through one side, far away from the fourth box body (14), of the dust collection cover (3), and a C-shaped plate (2) is fixed to the other end of the fixing column (17).

5. The dust collecting device for the slag hole of the blast furnace as claimed in claim 1, wherein: a second box body (6) is arranged inside the first box body (5), and the top of the second box body (6) is open.

6. The dust collecting device for the slag hole of the blast furnace as claimed in claim 5, wherein: a handle (16) is fixed right in front of the second box body (6).

7. The dust collecting device for the slag hole of the blast furnace as claimed in claim 1, wherein: vertical plates (1) are fixed on the rear sides of the first box body (5), the water tank (7), the fourth box body (14) and the third box body (12).

8. The dust collecting device for the slag hole of the blast furnace as claimed in claim 1, wherein: the top of the front surface of the water tank (7) is provided with a water injection port (19).