CN213179404U - Smoke-discharging and dust-removing device for medium-frequency induction smelting furnace - Google Patents

Smoke-discharging and dust-removing device for medium-frequency induction smelting furnace Download PDF

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Publication number
CN213179404U
CN213179404U CN202021930145.9U CN202021930145U CN213179404U CN 213179404 U CN213179404 U CN 213179404U CN 202021930145 U CN202021930145 U CN 202021930145U CN 213179404 U CN213179404 U CN 213179404U
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rotating rod
furnace
rotating
dust
rod group
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CN202021930145.9U
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Chinese (zh)
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张刚伟
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Xi'an Zhonghe Electric Power Technology Co ltd
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Xi'an Zhonghe Electric Power Technology Co ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/25Process efficiency

Abstract

The utility model discloses a medium frequency induction smelting furnace is with dust collector that discharges fume relates to heating refining equipment technical field, locate the fixed axle of fire door one side including the level, rotate on the fixed axle and be connected with the rotating rod group, be equipped with hydraulic cylinder on the rotating rod group, rotating rod group tip is equipped with the bell, is equipped with the opening that induced drafts on the bell, and bell and rotating rod group are equipped with lid upset subassembly, and rotating rod group rotates the junction both sides with the fixed axle and is equipped with the slag trap. Open hydraulic cylinder, hydraulic cylinder output shaft drives the bull stick group and moves down along the fixed axle, then the bell that drives bull stick group tip is close the fire door, through lid upset subassembly adjustment bell angle, the bell is final with the fire door pressfitting, the smoke and dust is concentrated from the opening discharge that induced drafts in the stove simultaneously, conveniently remove dust, its bell is pressed close to with the fire door, conveniently collect the dust residue, reduce the dust and leak outward, the dust collection efficiency is high, it can avoid the molten steel to splash into fixed axle and bull stick group rotation connecting portion to set up the fender slag.

Description

Smoke-discharging and dust-removing device for medium-frequency induction smelting furnace
Technical Field
The utility model relates to a heating refining equipment technical field, more specifically relate to intermediate frequency induction smelting furnace field.
Background
The induction furnace is an electric furnace which heats or melts materials by utilizing the induction heating effect of the materials. The induction furnace adopts 3 kinds of alternating current power supplies of power frequency, intermediate frequency and high frequency. The main components of the induction furnace are an inductor, a furnace body, a power supply, a capacitor, a control system and the like. Under the action of the alternating electromagnetic field in the induction furnace, eddy currents are generated in the material, so that the heating or melting effect is achieved. Induction furnaces are generally classified into induction heating furnaces and melting furnaces. The smelting furnace is divided into a cored induction furnace and a coreless induction furnace. The core induction furnace is mainly used for smelting and heat preservation of various metals such as cast iron and the like, can utilize waste furnace materials, and is low in smelting cost. Coreless induction furnace divide into power frequency induction furnace, triple frequency induction furnace, generating set intermediate frequency induction furnace, silicon controlled rectifier intermediate frequency induction furnace, high frequency induction furnace, can produce a large amount of smoke and dust when using the induction furnace to smelt metal, and the smoke and dust of production must just can discharge after the dust removal treatment, has a large amount of toxic substance in these flue gases, causes the injury to the personnel in environment and workshop, seriously pollutes workshop operational environment's problem.
The chinese patent with publication number CN207922889U discloses a novel dust excluding hood of intermediate frequency furnace, include and install at the furnace body top through hinge structure, and in order to open the form shroud and partly cover in two dust removals of fire door, partly cover of every dust removal is connected with a actuating mechanism respectively, upwards open around articulated position or close down under actuating mechanism's drive, partly cover of every dust removal is connected with dust removal air duct pipe respectively, this dust removal air duct pipe is connected with outside dust collecting equipment, can smelt the in-process at the intermediate frequency furnace, collect the smoke and dust that the intermediate frequency induction furnace produced.
Above-mentioned prior art has following problem, and the furnace mouth also calls discharge gate department and piles up the smoke and dust that comes from self production easily and come from the dust that the air subsides, and the inconvenient cleanness in intermediate frequency induction furnace top, and the molten steel that splashes can lead to half cover rotation axis card of removing dust to die, unable rotation problem, and the discharge gate of intermediate frequency induction furnace piles up the dust and forms thicker dirt, is difficult to the clearance in the time.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: molten steel to above-mentioned furnace mouth splash can lead to the half cover rotation axis card of removing dust to die, the problem that finally is difficult to the clearance, the utility model discloses a medium frequency induction smelting furnace is with dust collector that discharges fume.
The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:
the utility model provides a smoke exhaust and dust removal device for medium frequency induction smelting furnace, locates the fixed axle of fire door one side including the level, it is connected with the rotating rod group to rotate on the fixed axle, the rotating rod group is followed the fixed axle rotates from top to bottom, be equipped with the drive on the rotating rod group the rotation is followed fixed axle pivoted hydraulic cylinder, the hydraulic cylinder base with the rotating rod group lateral wall rotates to be connected, the hydraulic cylinder output shaft with fixed axle one side rotates to be connected, rotating rod group tip is equipped with the bell, be equipped with the opening that induced drafts on the bell, the bell with the rotating rod group is equipped with lid upset subassembly, the rotating rod group with the fixed axle rotates the junction both sides and is equipped with the slag trap.
Through the above scheme, the fixed axle is fixed in fire door one side, open hydraulic cylinder, hydraulic cylinder output shaft drives the rotating rod group and moves down along the fixed axle, then the bell that drives rotating rod group tip is close to the fire door, adjust the bell angle through lid upset subassembly, the bell is final with the fire door pressfitting, the smoke and dust is concentrated from the opening discharge that induced drafts in the stove simultaneously, conveniently remove dust, its bell is pressed close to with the fire door, conveniently collect the dust residue, reduce the dust and leak outward, the dust absorption efficiency is high, the bell can the lifting upset simultaneously, make things convenient for the furnace body to feed in raw material and the ejection of compact, do when the ejection of compact to maintaining just to setting up the fire door, make things convenient for the dust absorption, it can avoid the molten.
Further, lid upset subassembly is including locating the rotation handle of bell one side, the rotation rod group is including the first dwang and the second dwang that set up side by side, the hydraulic cylinder base with first dwang lateral wall rotates to be connected, first dwang and second dwang tip are equipped with the rotating sleeve, the rotation handle passes the rotating sleeve and with the rotating sleeve rotates to be connected, the rotation handle with be equipped with the upset pneumatic cylinder between first dwang lateral wall, upset pneumatic cylinder base with first dwang lateral wall rotates to be connected, upset pneumatic cylinder output shaft with the rotation handle rotates to be connected.
Through above-mentioned scheme, the rotation handle rotates with the rotation cover to be connected, rotates the cover and provides the support for rotating the handle, starts the upset pneumatic cylinder simultaneously, and upset pneumatic cylinder output shaft stretches out to drive and rotates the handle and rotate, conveniently adjusts bell rotation angle, sets up first dwang and second dwang simultaneously, conveniently supports and rotates the handle.
Furthermore, slag baffles are arranged on two sides of the rotary joint of the rotary handle and the rotary sleeve.
Through above-mentioned scheme, the rotation handle also sets up the slag trap with the cover rotation junction both sides that rotate, can further shelter from the rotation junction, avoids the slag to splash, influences the pivot rotation performance.
Furthermore, a high-temperature-resistant filler is arranged at the rotary joint of the rotary sleeve and the rotary handle.
Through the scheme, the high-temperature-resistant filler is arranged, so that the high-temperature-resistant lubricating performance in the rotating sleeve can be improved, and the stability of the device is maintained.
Furthermore, a closed furnace edge is arranged on the edge of the furnace cover, and the diameter of the closed furnace edge is not less than the diameter of the furnace opening.
Through the scheme, the furnace opening is sealed by the sealing furnace edge when the furnace cover is buckled with the furnace opening, so that the scattering of smoke dust is reduced.
Furthermore, a lubricating oil injection hole is formed in the end portion of the second rotating rod.
Through above-mentioned scheme, the fire door is kept away from to the second pivoted lever end, and the accessible injects lubricating oil and lubricates, sets up the lubricating oil filling hole and conveniently injects lubricating oil.
The utility model has the advantages as follows:
1. the utility model discloses simple structure, the fixed axle is fixed in fire door one side, open hydraulic cylinder, hydraulic cylinder output shaft drives the rotating rod group and moves down along the fixed axle, then drive the bell of rotating rod group tip and be close to the fire door, adjust the bell angle through lid upset subassembly, the bell is final with the fire door pressfitting, simultaneously the interior smoke and dust of stove is concentrated and is discharged from the air suction opening, conveniently remove dust, its bell is pressed close to with the fire door, conveniently collect the dust residue, reduce the dust and leak outward, the dust absorption efficiency is high, the bell can be lifted simultaneously and overturned, conveniently the furnace body feeds in raw material and the ejection of compact, also when the ejection of compact to maintaining just setting up to the fire door, conveniently absorb dust, set up the slag trap can avoid the molten steel to;
2. the rotating handle is connected with the rotating sleeve in a rotating mode, the rotating sleeve supports the rotating handle, the overturning hydraulic cylinder is started simultaneously, the output shaft of the overturning hydraulic cylinder extends out to drive the rotating handle to rotate, the overturning angle of the furnace cover is conveniently adjusted, and meanwhile the first rotating rod and the second rotating rod are arranged to conveniently support the rotating handle.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic side view of the present invention;
reference numerals: 1. a fixed shaft; 2. a set of rotating rods; 3. a lifting hydraulic cylinder; 4. a furnace cover; 5. an air suction opening; 6. a cover body overturning assembly; 7. a slag trap; 8. rotating the handle; 9. a first rotating lever; 10. a second rotating lever; 11. rotating the sleeve; 12. turning over the hydraulic cylinder; 13. sealing the furnace edge; 14. and injecting lubricating oil into the hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Example 1
As shown in fig. 1 to 2, this embodiment provides a smoke evacuation and dust removal device for medium frequency induction smelting furnace, including the fixed axle 1 that the level was located fire door one side, it is connected with the rotating rod group 2 to rotate on the fixed axle 1, rotating rod group 2 rotates from top to bottom along fixed axle 1, be provided with the drive on rotating rod group 2 and rotate along fixed axle 1 pivoted hydraulic cylinder 3, hydraulic cylinder 3 base is connected with rotating rod group 2 lateral wall rotation, hydraulic cylinder 3 output shaft is connected with fixed axle 1 one side rotation, rotating rod group 2 tip is provided with bell 4, be provided with induced draft opening 5 on the bell 4, be provided with lid upset subassembly 6 between bell 4 and rotating rod group 2, rotating rod group 2 and fixed axle 1 rotation junction both sides are provided with slag trap 7. Fixed axle 1 is fixed in fire door one side, open hydraulic cylinder 3, 3 output shafts of hydraulic cylinder drive the bull stick group 2 and move down along fixed axle 1, then the bell 4 that drives 2 tip of bull stick group is close to the fire door, adjust bell 4 angle through lid upset subassembly 6, bell 4 is final and the fire door pressfitting, simultaneously the interior smoke and dust of stove is concentrated from induced draft opening 5 and is discharged, conveniently remove dust, its bell 4 is pressed close to with the fire door, conveniently collect the dust residue, reduce the dust and leak outward, the dust absorption is efficient, simultaneously bell 4 can the lifting upset, make things convenient for the furnace body to feed in raw material and the ejection of compact, do when the ejection of compact to maintaining just to setting up the fire door, make things convenient for the dust absorption, set up slag trap 7 and can avoid the molten steel to splash into fixed axle.
Referring to fig. 1, lid upset subassembly 6 is including locating the rotation handle 8 of bell 4 one side, rotation rod group 2 is including first dwang 9 and the second dwang 10 that sets up side by side, 3 bases of hydraulic cylinder rotate with first dwang 9 lateral walls and be connected, first dwang 9 and 10 tip of second dwang are provided with rotating sleeve 11, rotation handle 8 passes rotating sleeve 11 and is connected with rotating sleeve 11 rotation, be provided with upset pneumatic cylinder 12 between rotation handle 8 and the 9 lateral walls of first dwang, upset pneumatic cylinder 12 base rotates with first dwang 9 lateral walls and is connected, upset pneumatic cylinder 12 output shaft rotates with rotation handle 8 and is connected. The two sides of the rotary joint of the rotary handle 8 and the rotary sleeve 11 are also provided with slag baffles 7, and the rotary joint of the rotary sleeve 11 and the rotary handle 8 is provided with high-temperature-resistant filler. Therefore, the rotating handle 8 is rotatably connected with the rotating sleeve 11, the rotating sleeve 11 supports the rotating handle 8, the turning hydraulic cylinder 12 is started simultaneously, the output shaft of the turning hydraulic cylinder 12 extends out to drive the rotating handle 8 to rotate, the turning angle of the furnace cover 4 is conveniently adjusted, and the first rotating rod 9 and the second rotating rod 10 are arranged simultaneously to conveniently support the rotating handle 8. The two sides of the rotating joint of the rotating handle 8 and the rotating sleeve 11 are also provided with the slag blocking plates 7, so that the rotating joint can be further blocked, the splashing of steel slag is avoided, the rotating performance of a rotating shaft is influenced, the high-temperature-resistant filler can improve the high-temperature-resistant lubricating performance in the rotating sleeve 11, and the stability of the device is maintained.
Referring to fig. 1, a furnace closing edge 13 is arranged on the edge of the furnace cover 4, the furnace closing edge 13 is not smaller than the diameter of the furnace opening, and the furnace closing edge 13 is arranged to close the furnace opening when the furnace cover 4 is buckled with the furnace opening, so that scattering of smoke dust is reduced.
Referring to fig. 1, the end of the second rotating rod 10 is provided with a lubricant injecting hole 14, the end of the second rotating rod 10 is far away from the furnace mouth, and can be lubricated by injecting lubricant, and the lubricant injecting hole 14 is provided to facilitate the injection of lubricant.
The implementation principle is as follows: the fixed shaft 1 is fixed on one side of a furnace mouth, the lifting hydraulic cylinder 3 is opened, the output shaft of the lifting hydraulic cylinder 3 drives the rotating rod group 2 to move downwards along the fixed shaft 1, then the furnace cover 4 at the end part of the rotating rod group 2 is driven to be close to the furnace mouth, the angle of the furnace cover 4 is adjusted through the cover body overturning assembly 6, namely, the rotating handle 8 is rotatably connected with the rotating sleeve 11, the rotating sleeve 11 provides support for the rotating handle 8, the overturning hydraulic cylinder 12 is simultaneously started, the output shaft of the overturning hydraulic cylinder 12 extends out to drive the rotating handle 8 to rotate, the overturning angle of the furnace cover 4 is conveniently adjusted, the first rotating rod 9 and the second rotating rod 10 are simultaneously arranged to conveniently support the rotating handle 8, the furnace cover 4 is finally pressed with the furnace mouth, meanwhile, smoke and dust in the furnace are concentrated and discharged from the air suction opening 5, the dust is conveniently removed, the furnace cover, make things convenient for the furnace body to feed in raw material and the ejection of compact, do when the ejection of compact to maintaining just setting up the fire door, make things convenient for the dust absorption, set up slag trap 7 and can avoid the molten steel to splash into fixed axle 1 and rotation rod group 2 rotation connecting portion.

Claims (6)

1. A smoke-discharging dust-removing device for a medium-frequency induction smelting furnace is characterized by comprising a fixed shaft (1) horizontally arranged on one side of a furnace mouth, the fixed shaft (1) is rotatably connected with a rotating rod group (2), the rotating rod group (2) rotates up and down along the fixed shaft (1), the rotating rod group (2) is provided with a lifting hydraulic cylinder (3) which drives the rotating rod group to rotate along the fixed shaft (1), the base of the lifting hydraulic cylinder (3) is rotationally connected with the side wall of the rotating rod group (2), the output shaft of the lifting hydraulic cylinder (3) is rotationally connected with one side of the fixed shaft (1), a furnace cover (4) is arranged at the end part of the rotating rod group (2), an air suction opening (5) is arranged on the furnace cover (4), a cover body overturning assembly (6) is arranged between the furnace cover (4) and the rotating rod group (2), and slag baffles (7) are arranged on two sides of the rotary joint of the rotary rod group (2) and the fixed shaft (1).
2. The smoke exhaust and dust removal device for the medium frequency induction smelting furnace according to claim 1, wherein the cover turnover assembly (6) comprises a rotating handle (8) arranged on one side of the furnace cover (4), the rotating rod group (2) comprises a first rotating rod (9) and a second rotating rod (10) which are arranged side by side, the base of the lifting hydraulic cylinder (3) is rotatably connected with the side wall of the first rotating rod (9), a rotating sleeve (11) is arranged at the end part of the first rotating rod (9) and the end part of the second rotating rod (10), the rotating handle (8) penetrates through the rotating sleeve (11) and is rotatably connected with the rotating sleeve (11), a turnover hydraulic cylinder (12) is arranged between the rotating handle (8) and the side wall of the first rotating rod (9), the base of the turnover hydraulic cylinder (12) is rotatably connected with the side wall of the first rotating rod (9), the output shaft of the turning hydraulic cylinder (12) is rotationally connected with the rotating handle (8).
3. The smoke exhaust and dust removal device for the medium frequency induction smelting furnace according to claim 2, wherein two sides of the rotary joint of the rotary handle (8) and the rotary sleeve (11) are also provided with slag baffles (7).
4. The smoke exhaust and dust removal device for the medium frequency induction smelting furnace according to claim 3, wherein a high temperature resistant filler is arranged at the rotary connection part of the rotating sleeve (11) and the rotating handle (8).
5. The smoke exhaust and dust removal device for the medium-frequency induction smelting furnace is characterized in that a furnace closing edge (13) is arranged on the edge of the furnace cover (4), and the furnace closing edge (13) is not smaller than the diameter of a furnace opening.
6. The smoke exhaust and dust removal device for the medium frequency induction smelting furnace according to claim 2, wherein a lubricating oil injection hole (14) is formed in the end of the second rotating rod (10).
CN202021930145.9U 2020-09-07 2020-09-07 Smoke-discharging and dust-removing device for medium-frequency induction smelting furnace Active CN213179404U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021930145.9U CN213179404U (en) 2020-09-07 2020-09-07 Smoke-discharging and dust-removing device for medium-frequency induction smelting furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021930145.9U CN213179404U (en) 2020-09-07 2020-09-07 Smoke-discharging and dust-removing device for medium-frequency induction smelting furnace

Publications (1)

Publication Number Publication Date
CN213179404U true CN213179404U (en) 2021-05-11

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021930145.9U Active CN213179404U (en) 2020-09-07 2020-09-07 Smoke-discharging and dust-removing device for medium-frequency induction smelting furnace

Country Status (1)

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CN (1) CN213179404U (en)

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