CN210560540U - Smoke removing device for blast furnace taphole - Google Patents
Smoke removing device for blast furnace taphole Download PDFInfo
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- CN210560540U CN210560540U CN201920571479.2U CN201920571479U CN210560540U CN 210560540 U CN210560540 U CN 210560540U CN 201920571479 U CN201920571479 U CN 201920571479U CN 210560540 U CN210560540 U CN 210560540U
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- blast furnace
- air suction
- dust
- furnace taphole
- smoke
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Abstract
The application provides a blast furnace taphole smoke abatement device, including the subassembly that induced drafts that is used for extracting blast furnace taphole exhaust smoke and dust, be equipped with on the subassembly that induced drafts and be used for the dustproof subassembly that covers the smoke and dust, the dust excluding hood is constituteed to the subassembly and the dustproof subassembly that induced drafts, is connected with the mobile device on the dustproof subassembly, and the mobile device can cover the dust excluding hood in blast furnace taphole department. The dust excluding hood moves and descends under the driving of the hydraulic cylinder, the dust excluding hood is combined with a frame on the ground and attached to a taphole of the blast furnace, smoke generated during tapping is firstly shielded by the dust excluding hood, and then the smoke in the dust excluding hood is sucked out through the dust removing fan, so that the environment-friendly effect is achieved.
Description
Technical Field
The utility model relates to a metallurgical production environmental protection field, concretely relates to blast furnace taphole smoke abatement device.
Background
In metallurgical industry, the ironmaking process is in the front end of process flow, be the essential part of steel production, in process of production, the molten steel is by blast furnace taphole tapping, can produce a large amount of smoke and dust at the tapping in-process, this smoke and dust is gathering the production at the smelting process, can be along with the loss when tapping, though install the dust removal pipeline above the blast furnace, nevertheless because the inlet scoop is far away from the taphole, can't suck away the smoke and dust, under current environmental protection policy, need one kind can shield the smoke and dust earlier, then by the device that the pipeline sucked away the smoke and dust.
SUMMERY OF THE UTILITY MODEL
To having among the prior art and can producing a large amount of smoke and dust at the tapping in-process, this smoke and dust gathers the production at the smelting process, and loss when can be along with the tapping although install dust removal pipeline above the blast furnace, nevertheless because the inlet scoop is far away from the tapping hole, the problem that can't absorb the smoke and dust away, the utility model provides a blast furnace tapping hole smoke abatement device to solve above-mentioned technical problem.
The utility model provides a blast furnace taphole smoke abatement device, including the subassembly that induced drafts that is used for extracting blast furnace taphole exhaust smoke and dust, be equipped with on the subassembly that induced drafts and be used for the dustproof subassembly that covers the smoke and dust, the dust excluding hood is constituteed to the subassembly that induced drafts and dustproof subassembly, is connected with the mobile device on the dustproof subassembly, and the mobile device can be with the dust excluding hood in blast furnace taphole department. Further, in order to improve the dust absorption effect, the subassembly that induced drafts includes a plurality of interval distribution's the frame that induced drafts, and the frame that induced drafts is half-circular arc tubulose, and the inside wall of the frame that induced drafts is equipped with the inlet scoop, is equipped with the air outlet corresponding with the inlet scoop on the lateral wall of the frame that induced drafts.
Furthermore, in order to prevent the smoke dust from leaking outside and facilitate the smoke dust extraction, the air suction frame is provided with an arc-shaped air suction pipe matched with the air suction frame, the air suction pipe is provided with a connecting pipe opening communicated with the air outlet, the air suction pipes on the adjacent air suction frames are communicated with each other through a middle air suction pipe, one end of the middle air suction pipe is provided with an air pipe blind plate, and the other end of the middle air suction pipe is connected with the dust removal fan.
Further, for the convenience of being connected between dustproof subassembly and the dust absorption subassembly, dustproof subassembly is equipped with the recess including setting up the cowl between the adjacent two frames that induced draft on the both sides face of frame that induced draft, be equipped with on the both sides face of cowl with the arch of recess looks adaptation, during the arch inserted the recess, will induced draft frame and cowl and connect gradually. Further, for the convenience of the movement of the dust excluding hood, the moving device comprises a moving beam, the beam extends along the direction perpendicular to the blast furnace taphole, one end of the beam far away from the blast furnace taphole is provided with a hydraulic cylinder, the cylinder body of the hydraulic cylinder is fixedly connected with the beam, a push rod of the hydraulic cylinder stretches along the length direction of the beam, a hanging walking device is connected to the push rod through a connecting rod, and the hydraulic cylinder can cover the dust excluding hood at the blast furnace taphole.
Further, in order to facilitate the movement of the dust hood, the suspension walking device comprises a walking part and a suspension part which are fixedly connected; the walking part is arranged at the upper part of the suspension part, the bottom of the suspension part is provided with a mounting hole, the upper part of the arc-shaped baffle is provided with a mounting block, the mounting block is provided with a positioning hole matched with the mounting hole, the walking device further comprises a locking part, and the locking part is inserted into the mounting hole and the corresponding positioning hole to fixedly connect the suspension walking device with the dustproof assembly; the two sides of the cross beam are provided with slide rails, the walking part is provided with pulleys matched with the slide rails, and the hydraulic cylinder drives the pulleys to slide along the slide rails in a reciprocating mode.
Further, in order to be convenient for be close to or keep away from the blast furnace taphole with the dust excluding hood, the blast furnace taphole of being convenient for open and close, the slide rail includes high slide rail and low slide rail, and high slide rail passes through the slope with low slide rail and is connected, and low slide rail setting is close to the one end of blast furnace taphole on the crossbeam, and the one end of keeping away from low slide rail on high slide rail is fixed to the pneumatic cylinder.
Further, in order to increase the leakproofness of dust excluding hood, the subaerial horizontal frame who is equipped with dust excluding hood looks adaptation of blast furnace taphole, the bottom of the subassembly that induced drafts is equipped with the first closing plate with horizontal frame looks adaptation, the bottom of dustproof subassembly is equipped with the second closing plate with horizontal frame looks adaptation.
Furthermore, in order to increase the dust removal effect, the number of the air suction openings is three, and the air suction openings are distributed on the inner side wall of the air suction frame at intervals.
The beneficial effects of the utility model reside in that:
the utility model provides a blast furnace taphole smoke abatement device during operation, the dust excluding hood is formed by the air suction component and the dustproof component, the air suction pipe is installed on the air suction frame and connected through the middle air suction pipe, then connected with the dust removal fan, the dustproof frame is installed and connected with the mobile device, the mobile device can cover the dust excluding hood at the blast furnace taphole, then the whole dust excluding hood is connected with the connecting rod and the hydraulic cylinder and installed on the steel beam; the dust excluding hood moves and descends under the driving of the hydraulic cylinder, the dust excluding hood is combined with a frame on the ground and attached to a taphole of the blast furnace, smoke generated during tapping is firstly shielded by the dust excluding hood, and then the smoke in the dust excluding hood is sucked out through the dust removing fan, so that the environment-friendly effect is achieved. This device stable in structure, the device operation is stable, and easy operation can play fine dust removal effect.
Furthermore, the utility model relates to a principle is reliable, and simple structure has very extensive application prospect.
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, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of a blast furnace taphole smoke removing apparatus according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of an air suction assembly according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of the assembly of the air suction assembly and the dust prevention assembly according to an embodiment of the present invention.
Fig. 4 is a schematic side view of the assembly of the air suction assembly and the dust-proof assembly according to an embodiment of the present invention.
Fig. 5 is a schematic structural view of a suspended running gear according to an embodiment of the present invention.
Fig. 6 is a schematic side view of the suspension walking device according to an embodiment of the present invention.
In the figure, 1, a blast furnace taphole, 2, an air suction assembly, 21, an air suction frame, 211, a groove, 22, an air suction opening, 23, an air outlet, 24, a first sealing plate, 3, a dustproof assembly, 31, an arc baffle, 32, a second sealing plate, 311, an installation block, 4, a moving device, 41, a cross beam, 411, a sliding rail, 5, an air suction pipe, 51, a connecting pipe opening, 6, a middle air suction pipe, 7, a hydraulic cylinder, 71, a push rod, 8, a connecting rod, 9, a suspension walking device, 91, a walking part, 92, a suspension part, 921, an installation hole, 922, a pulley, 10, a slope, 11 and a horizontal frame.
Detailed Description
In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
The following explains key terms appearing in the present invention.
The utility model provides a blast furnace taphole smoke abatement device, which comprises an air suction component 2 used for extracting the smoke and dust discharged from a blast furnace taphole 1. The blast furnace taphole 1 is arranged at one side of the bottom of the blast furnace.
FIG. 1 is a schematic view of the overall structure of a blast furnace taphole smoke removing apparatus according to an embodiment of the present invention. As shown in fig. 1, be equipped with the dustproof subassembly 3 that is used for covering the smoke and dust on the subassembly 2 that induced drafts, induced draft subassembly 2 and dustproof subassembly 3 constitute the dust excluding hood, are connected with mobile device 4 on the dustproof subassembly 3, and mobile device 4 can cover the dust excluding hood in blast furnace taphole 1 department.
Fig. 2 is a schematic structural diagram of an air suction assembly according to an embodiment of the present invention. As shown in fig. 2, the air suction assembly 2 includes a plurality of air suction frames 21 distributed at intervals, the air suction frames 21 are in a shape of a semi-circular arc tube, an air suction opening 22 is formed in the inner side wall of each air suction frame 21, and an air outlet 23 corresponding to the air suction opening 22 is formed in the outer side wall of each air suction frame 21.
In the actual work engineering, the smoke in the blast furnace is discharged through the blast furnace taphole 1, passes through the air suction opening 22 on the inner side wall of the air suction frame 21, and then enters the air outlet 23 corresponding to the air suction opening 22. In this embodiment, the number of the air suction openings 22 is three, and the air suction openings are distributed on the inner side wall of the air suction frame 21 at intervals.
Fig. 3 is a schematic structural diagram of the assembly of the air suction assembly and the dust prevention assembly according to an embodiment of the present invention. As shown in fig. 3, the air suction frames 21 are all provided with arc-shaped air suction pipes 5 matched with the air suction frames 21, the air suction pipes 5 are provided with connecting pipe openings 51 communicated with the air outlets 23, the air suction pipes 5 on the adjacent air suction frames 21 are communicated with each other through middle air suction pipes 6, one ends of the middle air suction pipes 6 are provided with air pipe blind plates, and the other ends of the middle air suction pipes are connected with the dust removal fan.
The smoke and dust discharged from the air outlet 23 enters the air suction pipe 5 through the connecting pipe opening 51, the air suction pipe 5 is communicated with the middle air suction pipe 6, and the smoke and dust in the air suction pipe 5 and the middle air suction pipe 6 are pumped away through the dust removal fan.
Fig. 4 is a schematic side view of the assembly of the air suction assembly and the dust-proof assembly according to an embodiment of the present invention. Referring to fig. 3 and 4, the dustproof assembly 3 includes an arc baffle 31 disposed between two adjacent air suction frames 21, two side surfaces of the air suction frames 21 are provided with grooves 211, two side surfaces of the arc baffle 31 are provided with protrusions adapted to the grooves 211, the protrusions are inserted into the grooves of the grooves 211, and the air suction frames 21 and the arc baffle 31 are sequentially connected.
Of course, in other embodiments, the grooves 211 may be disposed on both sides of the arc baffle 31, and in this case, the protrusions matching with the grooves 211 are disposed on both sides of the suction frame 21. Please refer to fig. 1, in the present invention, the moving device 4 includes a moving beam 41, the beam 41 extends along the direction perpendicular to the taphole 1 of the blast furnace, one end of the beam 41 away from the taphole 1 of the blast furnace is provided with a hydraulic cylinder 7, the cylinder body of the hydraulic cylinder 7 is fixedly connected with the beam 41, the push rod 71 of the hydraulic cylinder extends and retracts along the length direction of the beam 41, the push rod 71 is connected with a suspension walking device 9 through a connecting rod 8, and the hydraulic cylinder 7 can cover the dust hood at the taphole 1 of the blast furnace.
Fig. 5 is a schematic structural view of a suspended running gear according to an embodiment of the present invention, and fig. 6 is a schematic structural view of an axle side of the suspended running gear according to an embodiment of the present invention. As shown in fig. 5 and 6, the suspended running gear 9 includes a running member 91 and a suspension member 92 that are fixedly connected. The walking part 91 is arranged on the upper portion of the hanging part 92, the mounting hole 921 is formed in the bottom of the hanging part 92, the mounting block 311 is arranged on the upper portion of the arc-shaped baffle plate 31, the mounting block 311 is provided with a positioning hole matched with the mounting hole 921, the walking part further comprises a locking member, the locking member is inserted into the mounting hole 921 and the corresponding positioning hole, and the hanging walking device 9 and the dustproof assembly 3 are fixedly connected. The two sides of the beam 41 are provided with slide rails 411, the walking part 91 is provided with pulleys 922 matched with the slide rails 411, and the hydraulic cylinder 7 drives the pulleys 922 to slide back and forth along the slide rails 411.
The slide rail 411 comprises a high slide rail and a low slide rail, the high slide rail is connected with the low slide rail through a slope 10, the low slide rail is arranged at one end, close to the blast furnace taphole 1, of the cross beam 41, and the hydraulic cylinder 7 is fixed at one end, far away from the low slide rail, of the high slide rail.
In order to increase the leakproofness of dust excluding hood, the subaerial horizontal frame 11 with dust excluding hood looks adaptation that is equipped with of blast furnace taphole 1, the bottom of the subassembly 2 that induced drafts is equipped with the first closing plate 24 with the 11 looks adaptations of horizontal frame, the bottom of dustproof subassembly 3 is equipped with the second closing plate 32 with the 11 looks adaptations of horizontal frame. The horizontal frame 11, the first sealing plate 24 and the second sealing plate 32 enclose a sealed dust removing space in which the smoke circulates. In the non-dedusting state, the hydraulic cylinder 7 drives the pulley 922 to slide to a high-sliding-rail position, at this time, the first sealing plate 24 and the second sealing plate 32 leave the horizontal frame 11 on the ground, when the dedusting work starts, the hydraulic cylinder 7 drives the pulley 922 to slide to a low-sliding-rail position, and the hydraulic cylinder 7 covers the dedusting cover at the blast furnace taphole 1.
The utility model discloses an embodiment does:
firstly, the air suction frame 21 is sequentially connected with the arc-shaped baffle plate 31; installing the air suction pipe 5 on the air suction frame 21; connecting an air suction pipe 5 through a middle air suction pipe 6, and connecting the middle air suction pipe 6 with a dust suction fan; the hanging part 92 is connected with a mounting block 311 on the upper part of the arc-shaped baffle plate 31 through a locking part; starting the hydraulic cylinder 7, moving the smoke removing device of the blast furnace taphole 1 from a high slide rail to a low slide rail under the thrust action of a push rod 71 of the hydraulic cylinder, descending the position, attaching the smoke removing device to a horizontal frame 11 on the ground, and attaching the smoke removing device to the taphole 1 of the blast furnace, wherein in the actual work engineering, smoke dust in the blast furnace is discharged through the taphole 1 of the blast furnace, passes through an air suction opening 22 on the inner side wall of an air suction frame 21, and then enters an air outlet 23 corresponding to the air suction opening 22; the smoke and dust discharged from the air outlet 23 enters the air suction pipe 5 through the connecting pipe opening 51, the air suction pipe 5 is communicated with the middle air suction pipe 6, and the smoke and dust in the air suction pipe 5 and the middle air suction pipe 6 are pumped away through the dust removal fan. The smoke and dust that produces during tapping is at first sheltered from by the dust excluding hood, then through the smoke and dust suction of dust exhausting fan in with the dust excluding hood to reach the effect of environmental protection, this device stable in structure, the device operation is stable, and easy operation can play fine dust removal effect.
Although the present invention has been described in detail by referring to the drawings in conjunction with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and substance of the present invention, and these modifications or substitutions are intended to be within the scope of the present invention/any person skilled in the art can easily conceive of changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. The utility model provides a blast furnace taphole smoke abatement device which characterized in that: including subassembly (2) that induced drafts that is used for extracting blast furnace taphole (1) exhaust smoke and dust, be equipped with on the subassembly (2) that induced drafts and be used for dustproof subassembly (3) that cover the smoke and dust, induced draft subassembly (2) and dustproof subassembly (3) constitute the dust excluding hood, be connected with mobile device (4) on dustproof subassembly (3), mobile device (4) can cover the dust excluding hood in blast furnace taphole (1) department.
2. The blast furnace taphole smoke abatement apparatus according to claim 1, wherein: the air suction assembly (2) comprises a plurality of air suction frames (21) distributed at intervals, the air suction frames (21) are in a semi-arc tubular shape, the inner side wall of each air suction frame (21) is provided with an air suction opening (22), and the outer side wall of each air suction frame (21) is provided with an air outlet (23) corresponding to the air suction opening (22).
3. The blast furnace taphole smoke abatement apparatus according to claim 2, wherein: all be equipped with on induced draft frame (21) with induced draft frame (21) looks adaptation curved aspiration channel (5), be equipped with on aspiration channel (5) with the mouth of pipe (51) of being connected of air outlet (23), aspiration channel (5) on adjacent induced draft frame (21) communicate each other through middle aspiration channel (6), the one end of middle aspiration channel (6) is equipped with tuber pipe blind plate (61), the other end is connected with dust exhausting fan.
4. The blast furnace taphole smoke abatement apparatus according to claim 2, wherein: dustproof subassembly (3) are equipped with recess (211) including setting up cowl (31) between adjacent two frames (21) that induced draft on the both sides face of frame (21), be equipped with the arch with recess (211) looks adaptation on the both sides face of cowl (31), and the arch is inserted in recess (211), will induced draft frame (21) and cowl (31) and connect gradually.
5. The blast furnace taphole smoke abatement apparatus according to claim 1, wherein: the moving device (4) comprises a moving beam (41), the beam (41) extends along the direction perpendicular to the blast furnace taphole (1), one end of the beam (41), which is far away from the blast furnace taphole (1), is provided with a hydraulic cylinder (7), the cylinder body of the hydraulic cylinder (7) is fixedly connected with the beam (41), a push rod (71) of the hydraulic cylinder stretches along the length direction of the beam (41), the push rod (71) is connected with a suspension walking device (9) through a connecting rod (8), and the hydraulic cylinder (7) can cover the dust hood at the blast furnace taphole (1).
6. The blast furnace taphole smoke removing device according to claim 5, characterized by: the suspension walking device (9) comprises a walking part (91) and a suspension part (92) which are fixedly connected; the traveling component (91) is arranged on the upper portion of the hanging component (92), the bottom of the hanging component (92) is provided with a mounting hole (921), the upper portion of the arc-shaped baffle plate (31) is provided with a mounting block (311), the mounting block (311) is provided with a positioning hole matched with the mounting hole (921), the dust-proof device further comprises a locking piece, the locking piece is inserted into the mounting hole (921) and the corresponding positioning hole, and the hanging traveling device (9) is fixedly connected with the dust-proof component (3); slide rails (411) are arranged on two sides of the cross beam (41), pulleys (922) matched with the slide rails (411) are arranged on the walking part (91), and the hydraulic cylinder (7) drives the pulleys (922) to slide in a reciprocating mode along the slide rails (411).
7. The blast furnace taphole smoke abatement apparatus according to claim 6, wherein: the slide rail (411) comprises a high slide rail and a low slide rail, the high slide rail is connected with the low slide rail through a slope (10), the low slide rail is arranged at one end, close to a blast furnace taphole (1), of the cross beam (41), and the hydraulic cylinder (7) is fixed at one end, far away from the low slide rail, of the high slide rail.
8. The blast furnace taphole smoke abatement apparatus according to claim 1, wherein: the blast furnace tapping hole (1) is provided with a horizontal frame (11) matched with the dust hood on the ground, the bottom of the air suction assembly (2) is provided with a first sealing plate (24) matched with the horizontal frame (11), and the bottom of the dustproof assembly (3) is provided with a second sealing plate (32) matched with the horizontal frame (11).
9. The blast furnace taphole smoke abatement apparatus according to claim 2, wherein: the number of the air suction openings (22) is three, and the air suction openings are distributed on the inner side wall of the air suction frame (21) at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920571479.2U CN210560540U (en) | 2019-04-24 | 2019-04-24 | Smoke removing device for blast furnace taphole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920571479.2U CN210560540U (en) | 2019-04-24 | 2019-04-24 | Smoke removing device for blast furnace taphole |
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| Publication Number | Publication Date |
|---|---|
| CN210560540U true CN210560540U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920571479.2U Active CN210560540U (en) | 2019-04-24 | 2019-04-24 | Smoke removing device for blast furnace taphole |
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| CN (1) | CN210560540U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110055362A (en) * | 2019-04-24 | 2019-07-26 | 山东钢铁集团有限公司 | A kind of blast furnace iron notch smoke removing device and application method |
-
2019
- 2019-04-24 CN CN201920571479.2U patent/CN210560540U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110055362A (en) * | 2019-04-24 | 2019-07-26 | 山东钢铁集团有限公司 | A kind of blast furnace iron notch smoke removing device and application method |
| CN110055362B (en) * | 2019-04-24 | 2023-06-06 | 山东钢铁集团有限公司 | Blast furnace tap hole smoke removing device and use method |
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