CN210773492U - Single-arm cyclone type medium-frequency induction furnace dust removal and smoke absorption hood furnace cover - Google Patents
Single-arm cyclone type medium-frequency induction furnace dust removal and smoke absorption hood furnace cover Download PDFInfo
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- CN210773492U CN210773492U CN201920917131.4U CN201920917131U CN210773492U CN 210773492 U CN210773492 U CN 210773492U CN 201920917131 U CN201920917131 U CN 201920917131U CN 210773492 U CN210773492 U CN 210773492U
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Abstract
The utility model discloses a single-arm cyclone type medium frequency induction furnace dust removal smoke suction hood furnace cover, which comprises a smoke suction hood shell, a furnace cover, a dust removal smoke pipeline, a smoke suction hood front turning oil cylinder, a smoke suction hood rear turning oil cylinder, a smoke suction hood front turning bearing, a smoke suction hood rear turning bearing, an oil cylinder cover, a fixed seat and a rocker supporting device, which are arranged above the medium frequency induction furnace, wherein the smoke suction hood and the furnace cover are integrally designed, the appearance is optimized into a circular cyclone type by an original square structure, and the volume and the weight are greatly reduced; install the hydro-cylinder cover support of bell side both as the support of preceding hydro-cylinder that turns over and can shelter from the dust for the hydro-cylinder that turns over backward, two hydro-cylinders are used for promoting the front and back upset of smoke absorption cover and bell, have still installed the ring flange and are used for communicateing dust removal tobacco pipe, and the tobacco pipe other end is connected with external pipeline, and when tumbling around the furnace body, petticoat pipe and tobacco pipe also tumbled thereupon, have guaranteed whole dust removal, and effect greatly increased, better again has satisfied the requirement.
Description
Technical Field
The utility model relates to a dust removal technical field that discharges fume especially relates to a single armed whirlwind formula intermediate frequency induction furnace dust removal smoke absorption cover.
Background
In the smelting process of the medium-frequency induction furnace, because furnace charges contain impurities, a large amount of smoke and dust can be generated, the environment and the health of workers are seriously affected, and the dust removal must be carried out on the smoke and dust generated by the medium-frequency induction furnace. Existing smoke hoods have several disadvantages: one is to arrange a smoke ring surrounding the furnace mouth outside the medium-frequency induction furnace mouth, which has the defect of incomplete smoke dust collection; the other is a smoke hood fixed above the furnace mouth, although the smoke dust is collected thoroughly, the effect of collecting the smoke dust when the furnace body is tilted during charging or tapping slag skimming is greatly reduced; the whole frame with double-arm turnover type has large volume and mass; therefore, according to the defects of the prior art, the single-arm cyclone type medium-frequency induction furnace dust removal smoke suction hood furnace cover is designed, the smoke suction hood furnace cover is arranged above a furnace opening, the smoke suction hood and the furnace cover are integrally designed, an annular cavity is formed in the smoke suction hood, dust removal and smoke discharge are more thorough, the two oil cylinders are adopted to drive the furnace cover to turn over back and forth, meanwhile, the smoke pipeline also rotates along with the furnace cover, whole-course dust removal is guaranteed, the size is small, and the use and operation are more flexible.
SUMMERY OF THE UTILITY MODEL
The dust removal smoke suction hood furnace cover of the medium-frequency induction furnace has the advantages that the dust removal requirement can be well met, the smoke suction hood and the furnace cover are designed into a whole, the operation is flexible, the dust removal smoke suction hood furnace cover is suitable for small and medium-sized medium-frequency induction furnaces, the size is small, the dismounting is convenient, the practicability is high, and the popularization and the use are convenient.
In order to achieve the above purpose, the utility model adopts the technical scheme that: in order to achieve the purpose, the technical scheme adopted by the invention is as follows: a single-arm cyclone type medium-frequency induction furnace dust and smoke removing hood cover comprises a smoke absorbing hood shell, a furnace cover, a dust removing smoke pipeline, a smoke absorbing hood forward turning oil cylinder, a smoke absorbing hood backward turning oil cylinder, a smoke absorbing hood forward turning bearing, a smoke absorbing hood backward turning bearing, a smoke absorbing hood cover, a fixed seat and a rocker supporting device, which are arranged above a medium-frequency induction furnace, and is characterized in that the furnace cover is arranged in the smoke absorbing hood shell and is fixedly connected with the inner wall of the shell, an annular cavity is arranged between the smoke absorbing hood shell and the furnace cover, an air suction channel is arranged around the furnace cover and is connected with a smoke absorbing connecting pipe, one end of the dust removing smoke pipeline is communicated with the outer side of the smoke absorbing hood shell through the smoke absorbing connecting pipe, the other end of the dust removing smoke pipeline is communicated with the oil cylinder cover through the smoke absorbing connecting pipe in a welding manner, the oil cylinder cover is, the one end of the smoke-absorbing hood forward-turning oil cylinder is fixed on the outer side of the oil cylinder hood, the smoke-absorbing hood forward-turning oil cylinder pushes the smoke-absorbing hood to turn forward by the smoke-absorbing hood forward-turning bearing, the smoke-absorbing hood is in pushing of the smoke-absorbing hood backward-turning oil cylinder, the smoke-absorbing hood backward-turning bearing is used as a fulcrum to turn backward integrally, and the rocker supporting device is fixed on the medium-frequency induction electric furnace platform.
As a preferred scheme, the smoke hood forward turning oil cylinder pushes the smoke hood to turn forwards by using the smoke hood forward turning bearing, the turning angle is 45-60 degrees, the smoke hood integrally turns backwards by using the smoke hood backward turning bearing as a fulcrum under the pushing of the smoke hood backward turning oil cylinder, and the turning angle is 85-90 degrees.
As a preferable scheme, the fixed seat is connected with the smoke suction hood rear turning bearing to fix the dust removal smoke pipeline on the medium-frequency induction furnace.
As a preferred scheme, the smoke absorption hood mainly comprises a smoke absorption hood shell, a furnace cover, a dust removal smoke pipeline, a smoke absorption hood forward-turning oil cylinder, a smoke absorption hood backward-turning oil cylinder, a smoke absorption hood forward-turning bearing, a smoke absorption hood backward-turning bearing, an oil cylinder cover, a fixed seat and a rocker supporting device, the smoke hood shell above the medium-frequency induction furnace and the furnace cover which is arranged in the smoke hood shell and is fixedly connected with the inner wall of the shell are arranged, an annular cavity is arranged between the furnace cover and the smoke hood shell, the smoke hood forward-turning oil cylinder pushes the smoke hood to turn forwards by a slewing bearing, the turning angle is between 45 and 60 degrees, the smoke hood is pushed by the smoke hood backward-turning oil cylinder, the whole body is turned backwards by taking the smoke absorption hood backward turning bearing as a fulcrum, an air suction channel is arranged around the furnace cover, the smoke suction channel is communicated with the smoke suction connecting pipe, and the outer side of the smoke hood shell is communicated with the dust removal smoke pipe through the smoke suction connecting pipe. The smoke suction hood forward turning oil cylinder pushes the smoke suction hood to turn forwards by using the forward turning slewing bearing, the turning angle is 45-60 degrees, the smoke suction hood integrally turns backwards by using the smoke suction hood backward turning slewing bearing as a fulcrum under the pushing of the smoke suction hood backward turning oil cylinder, and the turning angle is 85-90 degrees. The smoke hood shell and the furnace cover are designed into a whole, the flange is externally connected with the external smoke pipeline, so that the smoke hood shell can be tipped along with the furnace body when the furnace body is tipped forwards and backwards, the whole-process dust removal is ensured, the disassembly and the assembly are convenient, the usability is flexible, the environment-friendly dust removal requirement is met, the heat loss of the medium-frequency induction furnace is effectively reduced, the energy is saved, and the popularization and the use are convenient.
As a preferred scheme, the other end of the dust removal smoke pipe is connected with dust removal equipment.
As a preferred scheme, the smoke suction pipe is connected with the dust removal connecting pipe through a flange.
Compared with the prior art, the beneficial effects of the utility model are that: the appearance of the integrated design of the smoke hood and the furnace cover is optimized to be a circular cyclone type from the original square structure, and the volume and the weight are greatly reduced; install the hydro-cylinder cover support of bell side both as the support of preceding hydro-cylinder that turns over and can shelter from the dust for the hydro-cylinder that turns over backward, two hydro-cylinders are used for promoting the front and back upset of smoke absorption cover and bell, have still installed the ring flange and are used for communicateing dust removal tobacco pipe, and the tobacco pipe other end is connected with external pipeline, and when tumbling around the furnace body, petticoat pipe and tobacco pipe also tumbled thereupon, have guaranteed whole dust removal, and effect greatly increased, better again has satisfied the requirement.
Drawings
FIG. 1 is a front view of a furnace cover of a dust removal and smoke absorption hood of a single-arm cyclone medium-frequency induction furnace.
FIG. 2 is a top view of a cover of a dust-removing and smoke-absorbing hood of the single-arm cyclone medium-frequency induction furnace.
FIG. 3 is a right side schematic view of a cover of a dust removal and smoke absorption hood of the single-arm cyclone medium frequency induction furnace.
In the figure: 1-a smoke cage housing; 2, furnace cover; 3-dust removal smoke pipeline; 4-turning the oil cylinder forward of the smoke absorption hood; 5, turning over the oil cylinder after the smoke suction hood; 6-turning over the bearing before the smoke hood; 7-turning over the bearing behind the smoke absorption hood; 8, an oil cylinder cover; 9-a fixed seat; 10-rocker support means.
Detailed Description
The invention will be further described with reference to specific embodiments. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Example (b):
as shown in fig. 1 and combined with fig. 2-3, the dust removal and smoke absorption hood cover of the single-arm cyclone type medium-frequency induction furnace comprises a smoke absorption hood shell 1, a cover 2, a dust removal smoke pipeline 3, a smoke absorption hood front turning oil cylinder 4, a smoke absorption hood rear turning oil cylinder 5, a smoke absorption hood front turning bearing 6, a smoke absorption hood rear turning bearing 7, an oil cylinder hood 8, a fixed seat 9 and a rocker supporting device 10, which are arranged above the medium-frequency induction furnace, and is characterized in that: the furnace cover 2 is arranged in the smoke hood shell and is fixedly connected with the inner wall of the shell, an annular cavity is arranged between the smoke hood shell 1 and the furnace cover 2, an air suction channel is arranged around the furnace cover 2, the air suction channel is connected with a smoke suction connecting pipe, one end of the dust removal smoke pipeline 3 is communicated with the outer side of the smoke suction cover shell 1 through the smoke suction connecting pipe, the other end of the dust removal smoke pipeline 3 is communicated with the oil cylinder cover 8, the oil cylinder cover 8 is welded on the smoke suction connecting pipe, a smoke-absorbing hood backward-turning cylinder 5 is covered below the cylinder hood 8, one end of the smoke-absorbing hood forward-turning cylinder 4 is fixed on the outer side of the cylinder hood 8, the smoke suction hood forward turning cylinder 4 pushes the smoke suction hood to turn forwards through the smoke suction hood forward turning bearing 6, the smoke absorption hood is pushed by the smoke absorption hood backward turning oil cylinder 5 to turn backward by taking the smoke absorption hood backward turning bearing 7 as a fulcrum, and the rocker supporting device 10 is fixed on the medium-frequency induction furnace platform.
The utility model discloses it is preferred turn over hydro-cylinder 4 before the smoke absorption hood with turn over bearing 6 before the smoke absorption hood promotes the smoke absorption hood and overturns forward, and rotation angle is between 45-60, and the smoke absorption hood is in turn over behind the smoke absorption hood under the promotion of hydro-cylinder 5, turn over bearing 7 as the fulcrum whole backward after using the smoke absorption hood, rotation angle is 85-90.
The utility model discloses prefer fixing base 9 through with turning bearing (7) are connected behind the smoke suction hood will dust removal tobacco pipe 3 is fixed on medium frequency induction furnace.
The utility model discloses a single armed whirlwind formula intermediate frequency induction furnace dust removal smoke exhaust hood furnace lid mainly includes smoke absorption hood casing 1, furnace lid 2, dust removal smoke pipe 3, smoke absorption hood turn-over before the hydro-cylinder 4, smoke absorption hood turn-over after the hydro-cylinder 5, smoke absorption hood turn-over before the bearing 6, smoke absorption hood turn-over after the bearing 7, hydro-cylinder cover 8, fixing base 9 and rocker strutting arrangement 10, smoke absorption hood casing 1 above the intermediate frequency induction furnace and set up in the smoke absorption hood casing and with the furnace lid 2 of casing inner wall fixed connection, have an annular cavity between furnace lid and the smoke absorption hood casing, smoke absorption hood turn-over before the hydro-cylinder 4 with slewing bearing 6 promotion smoke absorption hood turn-over forward, the turnover angle is between 45 ~60, under smoke absorption hood turn-over behind the hydro-cylinder 5's promotion, turn-over 85 ~ 90 with smoke absorption hood turn-over after the slewing bearing 7 as the fulcrum wholly behind the smoke absorption hood, one end of the oil cylinder cover 8 is welded with the smoke suction connecting pipe, the other end of the oil cylinder cover is connected with the dust removal smoke pipeline 3, one end of the front-turning small oil cylinder 4 is fixed on the outer side of the oil cylinder cover 8, and the oil cylinder cover plays a role in protection and also plays a role in fixed support. The rocker supporting device 10 is fixed on a platform of the medium-frequency induction furnace, one end of the rocker supporting device is provided with a supporting seat which props against an oil cylinder cover and is welded with the oil cylinder cover, a rocker is pulled when the smoke suction hood is turned forwards, and a rocker pin shaft is pulled to lock the smoke suction hood when the smoke suction hood is turned backwards integrally to prevent the smoke suction hood from shaking. An air suction channel is arranged around the furnace cover 2 and enters the smoke suction connecting pipe through the air suction channel, the outer side of the smoke hood shell 1 is communicated with the dust removal smoke pipe 3 through the smoke suction connecting pipe, and the other end of the dust removal connecting pipe is connected to dust removal equipment.
The utility model relates to a can realize smelting the dust removal function of overall process, its theory of operation is: during feeding, the dust hood uses the smoke hood forward-turning slewing bearing 6 as a fulcrum, the smoke hood is pushed to turn forward by the smoke absorption turning oil cylinder 4, the turning angle is 45-60 degrees, the lower surface of the smoke absorption hood can be perfectly matched with the angle of the feeding trolley, and therefore the air dust is prevented from leaking during feeding, the near-suction design is adopted, the distance between the smoke absorption hood and the feeding trolley is about 25mm, and more than 95% of dust can be sucked away by the dust hood. When smelting, the dust hood covers the furnace tightly, and 100% dust removal effect can be realized. When the slag is taken off, the dust hood and the smoke suction hood use the smoke suction hood front overturning bearing 6 as a pivot, the smoke suction overturning oil cylinder 4 pushes the smoke suction hood to overturn forwards, the overturning angle is about 15 degrees, and the smoke suction hood is arranged above the furnace, so that the 15-degree angle is opened, and the suction rate of smoke can be ensured to be more than 95%. When tapping (iron), the smoke absorbing hood can cover above the steel removing hole, so that the dust removing rate can be over 95 percent. The device can use the rear overturning bearing 7 of the smoke absorption hood as a fulcrum, and can overturn backwards by about 85-90 degrees under the action of the rear overturning oil cylinder of the smoke absorption hood, so that the device does not influence the lifting of a furnace lining.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (2)
1. The utility model provides a single armed whirlwind formula intermediate frequency induction furnace dust removal smoke absorption cover bell, turns over hydro-cylinder (4) before installing smoke absorption cover casing (1), bell (2), dust removal smoke pipeline (3), smoke absorption cover after turn over hydro-cylinder (5), smoke absorption cover before turn over bearing (6), smoke absorption cover after turn over bearing (7), hydro-cylinder cover (8), fixing base (9) and rocker strutting arrangement (10), its characterized in that: bell (2) set up in the petticoat pipe casing and with shells inner wall fixed connection, establish to annular cavity between smoking casing (1) and this bell (2), be equipped with the passageway of induced drafting around this bell (2), the passageway connection that induced drafts has the smoking takeover, the one end of dust removal tobacco pipe way (3) is passed through the smoking takeover communicates with the smoking casing (1) outside, this dust removal tobacco pipe way (3) other end through take over the welding with the smoking with hydro-cylinder cover (8) are linked together, and this hydro-cylinder cover (8) welding is on the smoking takeover, and this hydro-cylinder cover (8) below is covered with petticoat pipe backward turn over hydro-cylinder (5), the one end of petticoat pipe forward turn over hydro-cylinder (4) is fixed in the outside of this hydro-cylinder cover (8), and this petticoat pipe forward turn over hydro-cylinder (4) with turning over bearing (6) before the petticoat pipe promotes the petticoat pipe and turns over forward, the petticoat pipe is in turn over backward turn over hydro-cylinder (5 The whole body is turned backwards as a fulcrum, and the rocker supporting device (10) is fixed on the platform of the medium-frequency induction furnace.
2. The cover of the dust removing and smoke sucking hood of the single-arm cyclone type medium frequency induction electric furnace as claimed in claim 1, wherein: the fixed seat (9) is connected with the smoke suction hood rear overturning bearing (7) to fix the dust removal smoke pipeline (3) on the medium-frequency induction furnace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920917131.4U CN210773492U (en) | 2019-06-18 | 2019-06-18 | Single-arm cyclone type medium-frequency induction furnace dust removal and smoke absorption hood furnace cover |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920917131.4U CN210773492U (en) | 2019-06-18 | 2019-06-18 | Single-arm cyclone type medium-frequency induction furnace dust removal and smoke absorption hood furnace cover |
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| Publication Number | Publication Date |
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| CN210773492U true CN210773492U (en) | 2020-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920917131.4U Active CN210773492U (en) | 2019-06-18 | 2019-06-18 | Single-arm cyclone type medium-frequency induction furnace dust removal and smoke absorption hood furnace cover |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110243192A (en) * | 2019-06-18 | 2019-09-17 | 苏州振吴电炉有限公司 | A kind of single armed cyclone type medium-frequency induction furnace dedusting range hood bell |
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2019
- 2019-06-18 CN CN201920917131.4U patent/CN210773492U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110243192A (en) * | 2019-06-18 | 2019-09-17 | 苏州振吴电炉有限公司 | A kind of single armed cyclone type medium-frequency induction furnace dedusting range hood bell |
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