CN212720926U - A separable ring suction dust removal cigarette cover for intermediate frequency furnace - Google Patents
A separable ring suction dust removal cigarette cover for intermediate frequency furnace Download PDFInfo
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- CN212720926U CN212720926U CN202021600713.9U CN202021600713U CN212720926U CN 212720926 U CN212720926 U CN 212720926U CN 202021600713 U CN202021600713 U CN 202021600713U CN 212720926 U CN212720926 U CN 212720926U
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Abstract
The utility model discloses a separable ring dust absorption and removal smoke hood for an intermediate frequency furnace, which comprises a furnace body panel, a furnace body bracket, a roll-over stand and a dust absorption flue, wherein one side of the furnace body panel is hinged with the furnace body bracket, and an oil cylinder for driving the furnace body panel to roll over is arranged at the lower side of the furnace body bracket; the furnace body panel is fixedly connected with the furnace body, the furnace body panel is provided with a circular notch matched with the furnace body fire hole, the dust absorption flue is arranged on the furnace body panel, and a trough corresponding to the furnace body fire hole is also arranged on the furnace body panel. The utility model discloses guaranteed whole dust removal and exhaust fume, alleviateed the smoke and dust and to environmental pollution and to the healthy injury of master worker's health, when changing the crucible and building the stove, the dust absorption flue passes through separable connection structure and is connected with the roll-over stand, and the upset hydro-cylinder drives bell and dust absorption flue and plays together, for workman construction space, need not with the help of other equipment handling dust absorption flues, reduces work load, and it is also nimble more convenient to use.
Description
Technical Field
The utility model relates to an intermediate frequency furnace technical field specifically is a separable ring dust removal petticoat pipe that inhales for intermediate frequency furnace.
Background
In the smelting process of the intermediate frequency furnace, as furnace burden contains impurities, a large amount of smoke and dust can be generated, the environment and the health of workers are seriously influenced, and in addition, the national mandatory requirements on environmental protection are added, so the smoke and dust generated in the smelting process must be treated. Several smoke hoods currently available on the market have some drawbacks: one is to arrange a smoke ring surrounding the furnace mouth outside the furnace mouth of the intermediate frequency furnace, which has the defect of incomplete smoke dust collection; the first type is a smoke hood fixed above a furnace mouth, and although smoke dust is collected thoroughly, the smoke dust collecting effect is greatly reduced when charging or tapping molten iron slag skimming is performed; one type is a double-support-arm turnover type smoke hood, and has the defects that the whole frame is large in size and mass, and smoke dust cannot be collected when the furnace is tilted; the other type is a single-arm cyclone type smoke hood, the smoke hood and the furnace cover are integrally designed and arranged above the furnace opening, an annular cavity is formed in the smoke hood, two oil cylinders are adopted to drive the furnace cover and the flue to turn over front and back, the dust removal and smoke exhaust effects are good, the volume and the mass are large, and the single side of the furnace body bears large moment. Therefore, according to the defects of the prior art, the separable rotary ring dust suction and removal smoke hood is designed.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is overcome current defect, a separable ring suction dust removal cigarette cover for intermediate frequency furnace is provided, whole dust removal is discharged fume has been guaranteed, alleviate the smoke and dust to environmental pollution and to the healthy injury of master worker, when changing the crucible and building the stove, dust absorption flue passes through separable connection structure and is connected with the roll-over stand, the upset hydro-cylinder drives bell and dust absorption flue and plays, for workman construction space, need not with the help of other equipment handling dust absorption flues, reduce work load, it is also nimble more convenient to use, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a separable ring dust absorption and smoke removal hood for an intermediate frequency furnace comprises a furnace body panel, a furnace body support, a turnover frame and a dust absorption flue, wherein one side of the furnace body panel is hinged with the furnace body support, and an oil cylinder for driving the furnace body panel to overturn is arranged on the lower side of the furnace body support; the furnace body panel is fixedly connected with the furnace body, the furnace body panel is provided with a circular notch matched with the furnace mouth of the furnace body, the dust collection flue is arranged on the furnace body panel, and the furnace body panel is also provided with a material groove corresponding to the furnace mouth of the furnace body; the upper part of the furnace body support is hinged with a roll-over stand, the roll-over stand is provided with a furnace cover corresponding to a furnace mouth of the furnace body, and the furnace body support is provided with a roll-over oil cylinder for driving the roll-over stand to roll over; the roll-over stand is connected with the dust collection flue through a separable connecting structure.
Preferably, the roll-over stand includes two sets of upset arms, and the double-phase offside upper portion of two sets of upset arms is equipped with the connecting axle, and the axle body middle part of connecting axle is connected with the bell through the axle sleeve, and the bottom of each set of upset arm all is articulated through support and furnace body support, and the cylinder body end of upset hydro-cylinder is articulated through support and furnace body support, and the flexible end of upset hydro-cylinder is articulated with the bottom of a set of upset arm among them, and the bottom correspondence of this set of upset arm is equipped with two pin joints.
Preferably, the upper parts of the two opposite sides of the two groups of turnover arms are also provided with two groups of connecting rib plates which are distributed on the two sides of the connecting shaft.
Preferably, the dust collection flue comprises an annular flue, the annular flue is provided with a notch matched with the material tank, the annular flue is coaxial with a circular notch on the furnace body panel, the annular flue is of an annular shell structure, air inlet grooves are uniformly distributed on the inner arc surface of the annular flue, a plurality of groups of connecting lugs are arranged at the bottom of the outer arc surface of the annular flue, and screws penetrate through the connecting lugs to be in threaded connection with the furnace body panel; the outer arc surface of the annular flue is communicated with a transition flue, and an outlet flange connected with the dust and smoke removing pipeline is arranged at an opening at one end of the transition flue.
Preferably, the furnace cover is positioned on the inner side of the annular flue and is coaxial with the annular flue.
Preferably, separable connection structure is equipped with two sets ofly, and two sets of separable connection structure correspond respectively and set up on two sets of upset arms, and each separable connection structure of group all includes the connecting seat with upset arm welded, and the connecting seat passes through the bolt and is connected with the dust absorption flue.
Preferably, the outer edge of the furnace cover is provided with a notch corresponding to the trough.
Compared with the prior art, the beneficial effects of the utility model are that: according to the separable annular dust and smoke removal hood for the intermediate frequency furnace, under the normal working state of the intermediate frequency furnace, the annular flue is fixed on the panel of the furnace body through the connecting lugs and the screws, the outlet flange on the dust and smoke removal flue is connected with the dust and smoke removal pipeline, and the annular flue is annularly arranged at the furnace mouth of the furnace body, so that the whole process of smelting, filling, slag removal, furnace tilting and the like is guaranteed to collect smoke dust, the whole process of dust removal and smoke removal can be truly realized, and the pollution of the smoke dust to the environment and the harm to the health of teachers; in the smelting process, the furnace cover is positioned in the annular flue, and the dust absorption flue extracts smoke escaping from a gap between the furnace opening and the furnace cover, so that the smoke can be collected more thoroughly; when the furnace is filled, slag is removed and the furnace is tilted, the turnover oil cylinder drives the turnover frame to rotate for a certain angle, and then the furnace cover is driven to be opened. When the intermediate frequency furnace runs for a period of time, when the crucible is damaged and needs to be replaced or the furnace is built again, the screws for connecting the annular flue and the furnace body panel can be removed, the outlet flange of the dust absorption flue and the dust removal and smoke exhaust pipeline are dismantled, the dust absorption flue is connected with the turnover frame through the separable connecting structure, the turnover oil cylinder drives the turnover frame to turn over, the furnace cover and the dust absorption flue are driven to turn over together, a construction space is provided for workers, the dust absorption flue does not need to be hoisted by other equipment, the workload is reduced, and the furnace is.
Drawings
FIG. 1 is a schematic view of the installation structure of the present invention;
FIG. 2 is a schematic structural view of the present invention;
fig. 3 is a top view of the present invention.
In the figure: 1 furnace body panel, 2 separable connection structures, 2.1 connecting seats, 2.2 bolts, 3 furnace body supports, 4 material troughs, 5 roll-over stands, 5.1 roll-over arms, 5.2 shaft sleeves, 5.3 roll-over oil cylinders, 5.4 connecting shafts, 5.5 connecting ribbed plates, 6 furnace covers, 6.1 gaps, 7 dust absorption flues, 7.1 air inlet grooves, 7.2 annular flues, 7.3 transition flues, 7.4 outlet flanges and 7.5 connecting lugs.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely 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, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a separable ring dust-absorbing smoke hood for an intermediate frequency furnace comprises a furnace body panel 1, a furnace body support 3, a roll-over stand 5 and a dust-absorbing flue 7, wherein one side of the furnace body panel 1 is hinged with the furnace body support 3, an oil cylinder for driving the furnace body panel 1 to tip is arranged on the lower side of the furnace body support 3, two oil cylinders are required to be described, the bottom end of each oil cylinder is hinged with the lower part of the furnace body support 3, and the telescopic end of each oil cylinder is hinged with the furnace body panel 1, so that a furnace body has a tipping function, and the furnace body is the; the furnace body panel 1 is fixedly connected with a furnace body, the furnace body panel 1 is provided with a circular notch matched with a furnace mouth of the furnace body, the dust collection flue 7 is arranged on the furnace body panel 1, and the furnace body panel 1 is also provided with a material groove 4 corresponding to the furnace mouth of the furnace body and used for dumping and discharging materials; the upper part of the furnace body support 3 is hinged with a roll-over stand 5, the roll-over stand 5 is provided with a furnace cover 6 corresponding to a furnace mouth of the furnace body, and the furnace body support 3 is provided with a roll-over oil cylinder 5.3 for driving the roll-over stand 5 to roll over; the roll-over stand 5 is connected with the dust collection flue 7 through the separable connecting structure 2, and the roll-over stand 5 and the dust collection flue 7 are connected through the separable connecting structure 2 when needed;
as shown in fig. 2, the roll-over stand 5 comprises two sets of roll-over arms 5.1, each roll-over arm 5.1 comprises a horizontal part and an inclined part, the upper parts of two opposite sides of each set of roll-over arms 5.1 are provided with a connecting shaft 5.4, the middle part of the shaft body of the connecting shaft 5.4 is connected with the furnace cover 6 through a shaft sleeve 5.2, the bottom end of each set of roll-over arm 5.1 is hinged with the furnace body support 3 through a support, the cylinder body end of the roll-over cylinder 5.3 is hinged with the furnace body support 3 through a support, the telescopic end of the roll-over cylinder 5.3 is hinged with the bottom end of one set of roll-over arms 5.1, the bottom of the set of roll-over arms 5.1 is correspondingly provided with two hinge points, one hinge point is connected with the furnace body support 3, the other hinge point is connected with the telescopic end of the roll-over cylinder;
in order to further increase the connection firmness of the two groups of overturning arms 5.1, the upper parts of two opposite sides of the two groups of overturning arms 5.1 are also provided with two groups of connecting rib plates 5.5, and the two groups of connecting rib plates 5.5 are distributed on two sides of the connecting shaft 5.4;
the dust collection flue 7 comprises an annular flue 7.2, the annular flue 7.2 is provided with a notch matched with the material tank 4, the annular flue 7.2 is coaxial with a circular notch on the furnace body panel 1, the annular flue 7.2 is of an annular shell structure, air inlet grooves 7.1 are uniformly distributed on the inner arc surface of the annular flue 7.2, smoke and dust are extracted annularly, the using effect is good, a plurality of groups of connecting lugs 7.5 are arranged at the bottom of the outer arc surface of the annular flue 7.2, and screws penetrate through the connecting lugs 7.5 to be in threaded connection with the furnace body panel 1; the outer arc surface of the annular flue 7.2 is communicated with a transition flue 7.3, an outlet flange 7.4 connected with a dust removal and smoke exhaust pipeline is arranged at an opening at one end of the transition flue 7.3, and the annular flue 7.2 is annularly arranged at a furnace mouth of a furnace body, so that smoke and dust are collected in the whole process of smelting, filling, slagging, tilting and the like, the whole process of dust removal and smoke exhaust can be really realized, and the pollution of the smoke and dust to the environment and the harm to the health of teachers and workers of workers are reduced;
furthermore, the furnace cover 6 is positioned at the inner side of the annular flue 7.2 and is coaxial with the annular flue 7.2, and the annular flue 7.2 extracts smoke escaping from a gap between the furnace mouth and the furnace cover 6 in the smelting process, so that the smoke can be collected more thoroughly;
the two groups of separable connecting structures 2 are respectively and correspondingly arranged on the two groups of turnover arms 5.1, each group of separable connecting structures 2 comprises a connecting seat 2.1 welded with the turnover arms 5.1, the connecting seat 2.1 is connected with a dust collection flue 7 through a bolt 2.2, by arranging the separable connecting structure 2, when the intermediate frequency furnace runs for a period of time and the crucible is damaged and needs to be replaced or the furnace is built again, the screw for connecting the annular flue 7.2 with the furnace body panel 1 can be removed, the outlet flange 7.4 of the dust absorption flue 7 is detached from the dust removal and smoke exhaust pipeline, the dust collection flue 7 is connected with the turnover frame 5 through the separable connecting structure 2, the turnover oil cylinder 5.3 drives the turnover frame 5 to turn over, the furnace cover 6 and the dust collection flue 7 are driven to turn over together, a construction space is provided for workers, the dust collection flue 7 does not need to be lifted by other equipment, the workload is reduced, and the device is convenient and flexible;
the outer edge of the furnace cover 6 is provided with a gap 6.1 corresponding to the trough 4.
The working principle is as follows: when the device is used, the turnover oil cylinder 5.3 drives the turnover frame 5 to turn over during feeding, the turnover frame 5 drives the furnace cover 6 to turn over and open, a feeding vehicle is used for feeding materials into the furnace, then the turnover oil cylinder 5.3 drives the turnover frame 5 to turn over, the furnace cover 6 is closed, the intermediate frequency furnace is heated, a dust removal and smoke exhaust pipeline connected with the outside extracts smoke during heating, and the annular flue 7.2 of the dust collection flue 7 is annularly arranged and circularly absorbs the smoke; after heating and melting are finished, the oil cylinder drives the furnace body to turn over, and molten materials are discharged through a material groove 4;
when the intermediate frequency furnace runs for a period of time, the crucible is damaged and needs to be replaced or the furnace is built again, the screws for connecting the annular flue 7.2 with the furnace body panel 1 can be removed, the outlet flange 7.4 and the dust removal and smoke exhaust pipeline are removed, the dust collection flue 7 is connected with the turnover frame 5 through the separable connecting structure 2, the turnover oil cylinder 5.3 drives the turnover frame 5 to turn over, the furnace cover 6 and the dust collection flue 7 are driven to turn over together, the construction space is provided for workers, and the dust collection flue does not need to be hoisted by other equipment.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made herein without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.
Claims (7)
1. The utility model provides a separable ring suction dust removal cigarette cover for intermediate frequency furnace, includes furnace body panel (1), furnace body support (3), roll-over stand (5) and dust absorption flue (7), its characterized in that: one side of the furnace body panel (1) is hinged with the furnace body support (3), and an oil cylinder for driving the furnace body panel (1) to tip is arranged on the lower side of the furnace body support (3); the furnace body panel (1) is fixedly connected with a furnace body, the furnace body panel (1) is provided with a circular notch matched with a furnace body fire hole, the dust collection flue (7) is arranged on the furnace body panel (1), and the furnace body panel (1) is also provided with a material groove (4) corresponding to the furnace body fire hole; the upper part of the furnace body support (3) is hinged with a roll-over stand (5), the roll-over stand (5) is provided with a furnace cover (6) corresponding to a furnace mouth of the furnace body, and the furnace body support (3) is provided with a roll-over oil cylinder (5.3) for driving the roll-over stand (5) to roll over; the roll-over stand (5) is connected with a dust collection flue (7) through a separable connecting structure (2).
2. The separable ring dust extraction hood for the intermediate frequency furnace as set forth in claim 1, wherein: the furnace body turnover mechanism is characterized in that the turnover frame (5) comprises two sets of turnover arms (5.1), connecting shafts (5.4) are arranged on the upper portions of two opposite sides of the two sets of turnover arms (5.1), the middle portions of shaft bodies of the connecting shafts (5.4) are connected with a furnace cover (6) through shaft sleeves (5.2), the bottom end of each set of turnover arm (5.1) is hinged to a furnace body support (3) through a support, the cylinder body end of a turnover oil cylinder (5.3) is hinged to the furnace body support (3) through a support, the telescopic end of the turnover oil cylinder (5.3) is hinged to the bottom end of one set of turnover arm (5.1), and two hinge joints are correspondingly arranged at the bottom of the set of turnover arms (5..
3. The separable ring dust extraction hood for the intermediate frequency furnace as set forth in claim 2, wherein: the upper parts of two opposite sides of the two groups of turnover arms (5.1) are also provided with connecting rib plates (5.5), and the two groups of connecting rib plates (5.5) are distributed on two sides of the connecting shaft (5.4).
4. The separable ring dust extraction hood for the intermediate frequency furnace as set forth in claim 1, wherein: the dust collection flue (7) comprises an annular flue (7.2), the annular flue (7.2) is provided with a notch matched with the material tank (4), the annular flue (7.2) is coaxial with a circular notch on the furnace body panel (1), the annular flue (7.2) is of an annular shell structure, air inlet grooves (7.1) are uniformly distributed on the inner arc surface of the annular flue (7.2), a plurality of groups of connecting lugs (7.5) are arranged at the bottom of the outer arc surface of the annular flue (7.2), and screws penetrate through the connecting lugs (7.5) to be in threaded connection with the furnace body panel (1); the outer arc surface of the annular flue (7.2) is communicated with a transition flue (7.3), and an outlet flange (7.4) connected with the dust and smoke removing pipeline is arranged at an opening at one end of the transition flue (7.3).
5. The separable ring dust extraction hood for the intermediate frequency furnace according to claim 4, wherein: the furnace cover (6) is positioned on the inner side of the annular flue (7.2) and is coaxial with the annular flue (7.2).
6. The separable ring dust extraction hood for the intermediate frequency furnace as set forth in claim 1, wherein: separable connection structure (2) are equipped with two sets ofly, and two sets of separable connection structure (2) correspond respectively and set up on two sets of upset arms (5.1), and each separable connection structure (2) of group all includes and turns over connecting seat (2.1) of arm (5.1) welded, and connecting seat (2.1) are connected with dust absorption flue (7) through bolt (2.2).
7. The separable ring dust extraction hood for the intermediate frequency furnace as set forth in claim 1, wherein: and a notch (6.1) corresponding to the trough (4) is arranged on the outer edge of the furnace cover (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021600713.9U CN212720926U (en) | 2020-08-05 | 2020-08-05 | A separable ring suction dust removal cigarette cover for intermediate frequency furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021600713.9U CN212720926U (en) | 2020-08-05 | 2020-08-05 | A separable ring suction dust removal cigarette cover for intermediate frequency furnace |
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| Publication Number | Publication Date |
|---|---|
| CN212720926U true CN212720926U (en) | 2021-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021600713.9U Active CN212720926U (en) | 2020-08-05 | 2020-08-05 | A separable ring suction dust removal cigarette cover for intermediate frequency furnace |
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| CN (1) | CN212720926U (en) |
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2020
- 2020-08-05 CN CN202021600713.9U patent/CN212720926U/en active Active
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