Dustproof storage bin for blast furnace ore tank
By designing the flip-top, upper and lower dust suppression, and dust collection components of the dustproof blast furnace ore bin storage silo, the problem of smoke and dust overflow during silo replenishment was solved, achieving effective smoke and dust suppression and a clean environment.
Patent Information
- Application Number
- CN202422905288.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-27
- Publication Date
- 2025-11-07
- Estimated Expiration
- 2034-11-27
AI Technical Summary
Blast furnace ore bins generate a large amount of smoke and dust during the feeding process, which pollutes the environment and endangers the health of workers. Existing technologies are unable to effectively reduce smoke and dust overflow.
A dustproof blast furnace ore storage bin was designed, including a flip-top section, an upper dust suppression section, a lower dust suppression section, and a dust collection section. The dust overflow is reduced through the initial shielding by inclined baffles and end fixing plates, the dual suppression by the upper and lower dust suppression sections, and the adsorption treatment by the dust collection section.
It effectively reduces the amount of smoke and dust overflowing when replenishing materials in the silo, reduces environmental pollution and health risks, and achieves a cleaner working environment.
Smart Images
Figure CN223522575U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a blast furnace ore channel storage bin, especially a blast furnace ore channel storage bin capable of preventing dust overflow belongs to dustproof bin equipment technical field. BACKGROUND
[0002] The blast furnace is the important production equipment in the steel production enterprise, and a large amount of raw materials are needed to participate in the reaction, the blast furnace ore channel is stored in the bin before participating in the reaction, and the material is transported to the top of the blast furnace through the material car when needed, the material in the bin is periodically supplemented and filled, in the process, a large amount of smoke dust is raised and overflowed through the feeding port at the top of the bin, and then diffused to the scene, which not only damages the personal health of the workers, but also pollutes the atmospheric environment, so a dustproof bin is needed, which can reduce the overflow of smoke dust as much as possible when the bin is replenished, and then reduce the pollution of the scene environment. CONTENT
[0003] The utility model aims at overcoming the defects of prior art, and provides a dustproof blast furnace ore channel storage bin, which can effectively reduce the overflow of smoke dust when the bin is replenished.
[0004] The problem is solved by the following technical scheme.
[0005] A dustproof blast furnace ore channel storage bin, comprising a bin body, a flip cover part, an upper dust suppression part, a lower dust suppression part and a dust suction part, the flip cover part is arranged on the top side wall of the bin body, the upper dust suppression part and the lower dust suppression part are arranged on the top end of the inner wall of the bin body, and the upper dust suppression part is located directly above the lower dust suppression part, the dust suction part is arranged on the outer wall of the bin body, and the height of the dust suction part is higher than that of the lower dust suppression part, and the height of the dust suction part is less than that of the upper dust suppression part.
[0006] The dustproof blast furnace ore channel storage bin, the flip cover part comprises a sealing cover, a side fixed plate, an end fixed plate and an inclined baffle, the top end of the bin body is provided with a square feeding hole, and the sealing cover is arranged in the square feeding hole at the top end of the bin body, the number of the side fixed plates is two, and they are arranged on the bottom end surface of the top side wall of the bin body, and the two side fixed plates are located at the two ends of the square feeding hole of the bin body, the end fixed plate is arranged between the two side fixed plates, and it is located at the end of the side fixed plate, a rotating shaft is arranged between the two side fixed plates in a shaft connection mode, and the rotating shaft is located at one end of the side fixed plate away from the end fixed plate, the inclined baffle is arranged on the rotating shaft, and a torsional spring is arranged between the rotating shaft and the side fixed plate, and the bottom end of the upper end surface of the inclined baffle is in contact with the bottom end surface of the end fixed plate.
[0007] The dustproof blast furnace stock bin, the upper dust suppression part comprises a first inclined plate, a first vibrator and a first dust curtain, the first inclined plate is arranged at the top end of the inner wall of the bin body, the top end of the first inclined plate is connected with the inner wall of the bin body, and the tail end of the first inclined plate is not in contact with the inner wall of the bin body, a plurality of strip-shaped grooves are uniformly arranged on the top end surface of the first inclined plate along the length direction of the first inclined plate, a rotating roller is arranged in each strip-shaped groove in a shaft connection mode, and the axis of the rotating roller is perpendicular to the length direction of the first inclined plate, the first vibrator is arranged on the bottom end surface of the first inclined plate, and the first dust curtain is arranged on the bottom end surface of the top side wall of the bin body and located directly above the tail end of the first inclined plate, and the bottom end of the first dust curtain is in contact with the tail end of the first inclined plate.
[0008] The dustproof blast furnace stock bin, the upper dust suppression part comprises a first inclined plate, a first vibrator and a first dust curtain, the first inclined plate is arranged at the top end of the inner wall of the bin body, the top end of the first inclined plate is connected with the inner wall of the bin body, and the tail end of the first inclined plate is not in contact with the inner wall of the bin body, a plurality of strip-shaped grooves are uniformly arranged on the top end surface of the first inclined plate along the length direction of the first inclined plate, a rotating roller is arranged in each strip-shaped groove in a shaft connection mode, and the axis of the rotating roller is perpendicular to the length direction of the first inclined plate, the first vibrator is arranged on the bottom end surface of the first inclined plate, and the first dust curtain is arranged on the bottom end surface of the top side wall of the bin body and located directly above the tail end of the first inclined plate, and the bottom end of the first dust curtain is in contact with the tail end of the first inclined plate.
[0009] The dustproof blast furnace stock bin, the upper dust suppression part comprises a first inclined plate, a first vibrator and a first dust curtain, the first inclined plate is arranged at the top end of the inner wall of the bin body, the top end of the first inclined plate is connected with the inner wall of the bin body, and the tail end of the first inclined plate is not in contact with the inner wall of the bin body, a plurality of strip-shaped grooves are uniformly arranged on the top end surface of the first inclined plate along the length direction of the first inclined plate, a rotating roller is arranged in each strip-shaped groove in a shaft connection mode, and the axis of the rotating roller is perpendicular to the length direction of the first inclined plate, the first vibrator is arranged on the bottom end surface of the first inclined plate, and the first dust curtain is arranged on the bottom end surface of the top side wall of the bin body and located directly above the tail end of the first inclined plate, and the bottom end of the first dust curtain is in contact with the tail end of the first inclined plate.
[0010] The dustproof blast furnace stock bin, the upper dust suppression part comprises a first inclined plate, a first vibrator and a first dust curtain, the first inclined plate is arranged at the top end of the inner wall of the bin body, the top end of the first inclined plate is connected with the inner wall of the bin body, and the tail end of the first inclined plate is not in contact with the inner wall of the bin body, a plurality of strip-shaped grooves are uniformly arranged on the top end surface of the first inclined plate along the length direction of the first inclined plate, a rotating roller is arranged in each strip-shaped groove in a shaft connection mode, and the axis of the rotating roller is perpendicular to the length direction of the first inclined plate, the first vibrator is arranged on the bottom end surface of the first inclined plate, and the first dust curtain is arranged on the bottom end surface of the top side wall of the bin body and located directly above the tail end of the first inclined plate, and the bottom end of the first dust curtain is in contact with the tail end of the first inclined plate. BRIEF DESCRIPTION OF DRAWINGS
[0011] Figure 1 It is the three-dimensional structure schematic view of the utility model;
[0012] Figure 2 It is the internal structure schematic view of the utility model.
[0013] The list of each reference numeral in the figure is: 1. bin body, 2. sealing cover, 3. side fixed plate, 4. first inclined plate, 5. first vibrator, 6. first dust curtain, 7. second inclined plate, 8. second dust curtain, 9. hollow filter box, 10. filter screen, 11. air suction pump. DETAILED DESCRIPTION
[0014] Referring to Figure 1 And Figure 2 , the utility model includes bin body 1, cover part, upper dust suppression part, lower dust suppression part and dust suction part, the cover part is set on the top side wall of bin body 1, the upper dust suppression part and lower dust suppression part are all set on the top end of the inner wall of bin body 1, and the upper dust suppression part is located directly above the lower dust suppression part, and the upper dust suppression part and lower dust suppression part cooperate to suppress the smoke and dust generated by falling material, the dust suction part is set on the outer wall of bin body 1, and the height of the dust suction part is higher than that of the lower dust suppression part, and the height of the dust suction part is less than that of the upper dust suppression part, the dust suction part carries out adsorption treatment to the smoke and dust diffused between the upper dust suppression part and lower dust suppression part, further reduces the diffusion of smoke and dust to the outside.
[0015] The cover part includes sealing cover 2, side fixed plate 3, end fixed plate and inclined baffle, the top end of bin body 1 is provided with square feed hole, and sealing cover 2 is arranged in the square feed hole in the top end of bin body 1, when bin body 1 needs to be replenished, open sealing cover 2, then carry out replenishment treatment to bin body 1 through the square feed hole, the number of side fixed plate 3 is two, and it is arranged on the bottom end face of the top side wall of bin body 1, and two side fixed plates 3 are located at the two ends of the square feed hole of bin body 1, the end fixed plate is arranged between two side fixed plates 3, and it is located at the end of side fixed plate 3, a rotating shaft is arranged between two side fixed plates 3 in a shaft connection mode, and the rotating shaft is located at one end of side fixed plate 3 away from the end fixed plate, the inclined baffle is arranged on the rotating shaft, and a torsional spring is arranged between the rotating shaft and side fixed plate 3, the bottom end of the upper end face of the inclined baffle is in contact with the bottom end face of the end fixed plate, when the material falls, its own weight presses the inclined baffle to overturn, and then the material enters the inside of bin body 1, when there is no material falling, the inclined baffle is in contact with the end fixed plate under the action of the torsional spring, which plays a sealing effect, and avoids the overflow of smoke and dust in bin body 1 from the square feed hole in the top end of bin body 1 as far as possible.
[0016] The upper dust suppression part comprises a first inclined plate 4, a first vibrator 5 and a first dust curtain 6; the first inclined plate 4 is arranged at the top end of the inner wall of the bin body 1, and the top end of the first inclined plate 4 is connected with the inner wall of the bin body 1, and the end of the first inclined plate 4 is not in contact with the inner wall of the bin body 1; the material slides on the first inclined plate 4 to the end and then falls on the second inclined plate to continue to slide downward until falling to the bottom end of the bin body; the top end surface of the first inclined plate 4 is uniformly provided with a plurality of strip-shaped grooves along the length direction thereof, and a rotating roller is arranged in each strip-shaped groove in a shaft connection manner, and the axis line of the rotating roller is perpendicular to the length direction line of the first inclined plate 4; in the process of sliding downward of the material, the existence of the rotating roller reduces the friction force suffered by the material, so that the material can more easily fall from the end of the first inclined plate 4; the first vibrator 5 is arranged at the bottom end surface of the first inclined plate 4; the first vibrator 5 can make the first inclined plate 4 vibrate, which makes the material on the first inclined plate 4 more easily fall; the first dust curtain 6 is arranged at the bottom end surface of the top side wall of the bin body 1, and is located directly above the end of the first inclined plate 4, and the bottom end of the first dust curtain 6 is in contact with the end of the first inclined plate 4; when the material leaves the first inclined plate, it needs to pass through the first dust curtain 6, and the smoke dust in the bin body also needs to pass through the first dust curtain 6 when leaving the bin body, and the first dust curtain 6 acts as a barrier to block the smoke dust from overflowing.
[0017] The lower dust suppression part comprises a second inclined plate 7, a second vibrator and a second dust curtain 8; the second inclined plate 7 is arranged at the top end of the inner wall of the bin body 1, and the top end of the second inclined plate 7 is connected with the inner wall of the bin body 1, and the end of the second inclined plate 7 is not in contact with the inner wall of the bin body 1; the material falls on the second inclined plate to continue to slide downward after leaving the first inclined plate; the top end of the first inclined plate 4 and the top end of the second inclined plate 7 are respectively arranged on the opposite two inner walls of the inner wall of the bin body 1; the second inclined plate 7 is located directly below the first inclined plate 4; the top end surface of the second inclined plate 7 is uniformly provided with a plurality of strip-shaped grooves along the length direction thereof, and a rotating roller is arranged in each strip-shaped groove in a shaft connection manner, and the axis line of the rotating roller is perpendicular to the length direction line of the second inclined plate 7; the existence of the rotating roller reduces the friction of the material when sliding downward, so that the material can more easily slide downward; the second vibrator is arranged at the bottom end surface of the second inclined plate 7; the second vibrator can make the material more easily slide down when sliding on the second inclined plate 7; the second dust curtain 8 is arranged at the bottom end surface of the first inclined plate 4, and is located directly above the end of the second inclined plate 7, and the bottom end of the second dust curtain 8 is in contact with the end of the second inclined plate 7; the second dust curtain 8 provides a barrier for the smoke dust to leave the bin body, and the first dust curtain and the second dust curtain cooperate to double-block the smoke dust.
[0018] The dust suction part comprises a hollow pipe, a hollow filter box 9, a filter screen 10 and a suction pump 11; the side wall of the bin body 1 is provided with a through hole, and the inner wall of the through hole is provided with an intercepting screen; the height of the through hole in the side wall of the bin body 1 is between the height of the end of the first inclined plate 4 and the height of the top end of the second inclined plate 7; the function of the intercepting screen is to prevent materials from entering the hollow pipe; the dust suction part performs adsorption treatment on the smoke and dust in the area between the two dust curtains, further reducing the overflow of smoke and dust; one end of the hollow pipe is arranged on the outer wall of the bin body 1, and the one end of the hollow pipe is connected with the through hole in the side wall of the bin body 1, and the other end of the hollow pipe is connected with the inner wall of the hollow filter box 9; the hollow filter box 9 is arranged on the outer wall of the bin body 1 through a support; the side wall of the hollow filter box 9 is provided with a strip-shaped hole, and the filter screen 10 is inserted into the hollow filter box 9 through the strip-shaped hole in the side wall of the hollow filter box 9; the suction pump 11 is arranged on the end face of the hollow filter box 9 away from the hollow pipe, and communicates with the inside of the hollow filter box 9; the gas in the area between the two dust curtains is sucked into the hollow filter box, and then discharged after being filtered by the filter screen 10, so as to reduce the content of smoke and dust between the two dust curtains as much as possible, and reduce the amount of smoke and dust overflowing from the bin body.
Claims
1. A dust-tight blast furnace stock bin, characterized by: The dustproof hopper comprises a hopper body (1), a flip cover part, an upper dustproof part, a lower dustproof part and a dust suction part.
2. The dust-tight blast furnace stock bin according to claim 1, characterized in that: The flip cover part comprises a sealing cover (2), a side fixed plate (3), an end fixed plate and an inclined baffle plate.
3. The dust-tight blast furnace stock bin according to claim 2, characterized in that: The upper dustproof part comprises a first inclined plate (4), a first vibrator (5) and a first dustproof curtain (6). The first inclined plate (4) is arranged at the top end of the inner wall of the hopper body (1), and the top end of the first inclined plate (4) is connected with the inner wall of the hopper body (1), and the tail end of the first inclined plate (4) is not in contact with the inner wall of the hopper body (1). The top end surface of the first inclined plate (4) is uniformly provided with a plurality of strip-shaped grooves along the length direction, and a rotating roller is arranged in each strip-shaped groove in a shaft connection mode, and the axis of the rotating roller is perpendicular to the length direction of the first inclined plate (4). The first vibrator (5) is arranged at the bottom end surface of the first inclined plate (4). The first dustproof curtain (6) is arranged at the bottom end surface of the top side wall of the hopper body (1), and is located directly above the tail end of the first inclined plate (4), and the bottom end of the first dustproof curtain (6) is in contact with the tail end of the first inclined plate (4).
4. The dust-tight blast furnace stock bin according to claim 3, characterized in that: The lower dust suppression part comprises a second inclined plate (7), a second vibrator and a second dust blocking curtain (8); the second inclined plate (7) is arranged at the top end of the inner wall of the bin body (1), and the top end of the second inclined plate (7) is connected with the inner wall of the bin body (1), and the end of the second inclined plate (7) is not in contact with the inner wall of the bin body (1); the top end of the first inclined plate (4) and the top end of the second inclined plate (7) are arranged on the opposite two inner walls of the inner wall of the bin body (1) respectively; the second inclined plate (7) is located directly below the first inclined plate (4); a plurality of strip-shaped grooves are uniformly arranged on the top end surface of the second inclined plate (7) along the length direction of the second inclined plate (7), and a rotating roller is arranged in each strip-shaped groove in a shaft connection mode, and the axis of the rotating roller is perpendicular to the length direction of the second inclined plate (7); the second vibrator is arranged on the bottom end surface of the second inclined plate (7); the second dust blocking curtain (8) is arranged on the bottom end surface of the first inclined plate (4), and is located directly above the end of the second inclined plate (7), and the bottom end of the second dust blocking curtain (8) is in contact with the end of the second inclined plate (7).
5. The dust-tight blast furnace stock bin according to claim 4, characterized in that: The dust suction part comprises a hollow pipe, a hollow filter box (9), a filter screen (10) and a suction pump (11); a through hole is arranged on the side wall of the bin body (1), and a blocking net is arranged on the inner wall of the through hole, and the height of the through hole on the side wall of the bin body (1) is located between the height of the end of the first inclined plate (4) and the height of the top end of the second inclined plate (7); one end of the hollow pipe is arranged on the outer wall of the bin body (1), and the one end of the hollow pipe is in butt joint with the through hole on the side wall of the bin body (1), and the other end of the hollow pipe is in butt joint with the inner wall of the hollow filter box (9); the hollow filter box (9) is arranged on the outer wall of the bin body (1) through a support; a strip-shaped hole is arranged on the side wall of the hollow filter box (9), and the filter screen (10) is inserted into the hollow filter box (9) through the strip-shaped hole on the side wall of the hollow filter box (9); the suction pump (11) is arranged on the end surface of the hollow filter box (9) away from the hollow pipe, and is in communication with the inside of the hollow filter box (9).