CN210441677U - Dust removal chamber for intermediate frequency furnace smelting - Google Patents
Dust removal chamber for intermediate frequency furnace smelting Download PDFInfo
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- CN210441677U CN210441677U CN201921524031.1U CN201921524031U CN210441677U CN 210441677 U CN210441677 U CN 210441677U CN 201921524031 U CN201921524031 U CN 201921524031U CN 210441677 U CN210441677 U CN 210441677U
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- intermediate frequency
- frequency furnace
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Abstract
The utility model discloses a dust chamber for intermediate frequency furnace smelting; belongs to the technical field of metal smelting auxiliary equipment; the device is characterized by comprising a support frame arranged on the periphery of a discharge chute on the side edge of an intermediate frequency furnace and the intermediate frequency furnace, heat insulation side plates arranged along the circumferential direction of the support frame, and a heat insulation top plate arranged on the top of the support frame; a dust guiding structure is arranged on the base in the supporting frame; top abdicating holes which are communicated with each other are arranged on the heat insulation top plates corresponding to the discharge chute and the intermediate frequency furnace, and a first sealing structure is arranged at the top abdicating holes; an operation door is arranged at the lower part of the heat insulation side plate corresponding to the top abdicating hole, a side abdicating hole communicated with the top abdicating hole is arranged on the heat insulation side plate on the operation door along the vertical direction, and a second sealing structure is arranged at the side abdicating hole; the utility model aims to provide a dust removal chamber for intermediate frequency furnace smelting, which has ingenious structure, good dust removal effect and convenient use; the dust removal device is used for dust removal during smelting of the intermediate frequency furnace.
Description
Technical Field
The utility model relates to an intermediate frequency furnace smelts production line auxiliary structure, more specifically says, especially relates to a clean room for intermediate frequency furnace smelts.
Background
An intermediate frequency furnace, which is called an intermediate frequency induction furnace, is a device for converting power frequency 50HZ alternating current into intermediate frequency (more than 300HZ to 1000HZ), and is widely used for smelting nonferrous metals and ferrous metals. Compared with other casting equipment, the medium-frequency induction furnace has the advantages of high heat efficiency, short smelting time, less burning loss of alloy elements, wide smelting material, less environmental pollution, capability of accurately controlling the temperature and the components of molten metal and the like. When the intermediate frequency furnace is used for smelting, a large amount of high-temperature dust and smoke can be generated, and if the high-temperature dust and the smoke are not effectively treated, the temperature of a production workshop can be rapidly increased, and the physical health of workers can be seriously influenced.
At present, the conventional treatment mode is to arrange a simple dust hood at the opening part of the intermediate frequency furnace for collecting and treating dust and smoke, and the treatment mode has the defects of unsatisfactory collection effect and incapability of effectively isolating heat.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to the not enough of above-mentioned prior art, provide a structure is ingenious, dust removal effect is good and convenient to use's a clean room for intermediate frequency furnace is smelted.
The technical scheme of the utility model is realized like this: a dust removal chamber for intermediate frequency furnace smelting comprises a support frame arranged on the periphery of a discharge chute on the side edge of an intermediate frequency furnace and the intermediate frequency furnace, heat insulation side plates arranged along the circumferential direction of the support frame, and a heat insulation top plate arranged on the top of the support frame; a feeding door matched with the intermediate frequency furnace is arranged at the lower part of the heat insulation side plate far away from one side of the discharge chute; and a dust guiding structure is arranged on the base in the supporting frame.
Top abdicating holes which are communicated with each other are arranged on the heat insulation top plates corresponding to the discharge chute and the intermediate frequency furnace, and a first sealing structure is arranged at the top abdicating holes; an operation door is arranged on the lower portion of the heat insulation side plate corresponding to the top abdicating hole, a side abdicating hole communicated with the top abdicating hole is arranged on the heat insulation side plate above the operation door along the vertical direction, and a second sealing structure is arranged at the side abdicating hole.
In an initial state, the first sealing structure and the second sealing structure which are matched with each other to seal the corresponding top yielding hole and the corresponding side yielding hole, when molten iron is hoisted, the sling on the gantry crane extrudes the first sealing structure or the second sealing structure, passes through the side yielding hole and moves along the top yielding hole.
In the dust removing chamber for smelting of the intermediate frequency furnace, the first sealing structure is composed of a first mounting frame and a first sealing sheet, wherein the first mounting frame is arranged at the tops of the heat insulation top plates on the two sides along the length direction of the top abdicating hole and is welded with the supporting frame, and the first sealing sheet is respectively clamped between the first mounting frame and the heat insulation top plates on the two sides and is matched with the first mounting frame and the heat insulation top plates; in the initial state, the free ends of the two first seal pieces are stacked on each other.
In the dust removing chamber for smelting of the intermediate frequency furnace, the second sealing structure is composed of a second mounting frame and second sealing pieces, wherein the second mounting frame is arranged outside the heat insulation side plates on the two sides along the length direction of the side abdicating hole and is welded with the supporting frame, and the second sealing pieces are respectively clamped between the second mounting frame and the heat insulation side plates on the two sides and are matched with each other; in the initial state, the free ends of the two second seal pieces are stacked on each other.
In the dust removing chamber for smelting of the intermediate frequency furnace, the dust guiding structure comprises a vertical air guide pipeline arranged along the vertical direction and a smoke dust absorption pipe arranged at the upper end of the vertical air guide pipeline in a conduction manner along the horizontal direction, and the lower end of the vertical air guide pipeline is in conduction connection with a negative pressure fan; the end of the smoke dust absorption pipe is positioned above the side of the intermediate frequency furnace; sealing plates are movably arranged in the absorption ports of the smoke dust absorption pipes, and the opening and the closing of the sealing plates are controlled by a linkage control mechanism.
In the dust removing chamber for smelting of the intermediate frequency furnace, the rotating shaft is welded on the sealing plate along the horizontal direction and is movably connected with the smoke absorption tube through a bearing; the linkage control mechanism consists of a linkage plate welded at one end of the rotating shaft, an operating rod hinged at the near end part of the free end of the linkage plate and a limiting block which is arranged in the smoke dust absorption pipe and matched with the sealing plate; in the initial state, the sealing plate seals the inner cavity of the smoke absorption tube, and when the operating rod is pulled down, the linkage plate and the rotating shaft drive the sealing plate to turn over to be in contact with the limiting block.
After the structure is adopted in the utility model, through thermal-insulated curb plate and the cooperation of thermal-insulated roof, form thermal-insulated dust collecting chamber in intermediate frequency furnace and blown down tank periphery, with draw the dirt structure, can inhale away smoke and dust waste gas fast and send into follow-up dust removal process and remove dust. Because the heat insulation side plate and the heat insulation top plate are far away from the intermediate frequency furnace, the heat insulation side plate and the heat insulation top plate are both made of heat insulation cotton and iron sheets, and heat can be effectively prevented from being dissipated. Simultaneously, through the top hole of stepping down and the corresponding first seal structure of side hole cooperation and second seal structure of stepping down for thermal-insulated dust collecting chamber can not influence the hoist and mount of molten iron under the sealed condition of keeping, avoids high temperature smoke and dust waste gas to leak furthest, effectively guarantees that the high temperature of intermediate frequency furnace during operation can not influence outside operational environment.
Drawings
The present invention will be described in further detail with reference to the following examples, which are not intended to limit the invention.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is an enlarged partial schematic view at A of FIG. 1;
FIG. 3 is a schematic structural view of the dust-guiding structure of the present invention;
FIG. 4 is an enlarged partial schematic view at B of FIG. 3;
fig. 5 is a schematic top view of the present invention.
In the figure: braced frame 1, thermal-insulated curb plate 2, feed door 2a, operating door 2b, thermal-insulated roof 3, top hole 4 of stepping down, side hole 5 of stepping down, first mounting bracket 6, first gasket 6a, second mounting bracket 7, second gasket 7a, draw dirt structure 8, air guide duct 8a, smoke and dust absorption pipe 8b, negative-pressure air fan 8c, closing plate 8d, pivot 8e, coordinated control mechanism 9, gangway 9a, action bars 9b, stopper 9c, intermediate frequency furnace 10, blown down tank 11.
Detailed Description
Referring to fig. 1 to 5, the dust removing chamber for the intermediate frequency furnace smelting of the present invention includes a supporting frame 1 disposed at the periphery of a discharging chute 11 at the side of the intermediate frequency furnace 10 and the intermediate frequency furnace, a heat insulation side plate 2 disposed along the circumferential direction of the supporting frame 1, and a heat insulation top plate 3 disposed at the top of the supporting frame 1; and a feeding door 2a matched with the intermediate frequency furnace is arranged at the lower part of the heat insulation side plate 2 far away from one side of the discharge chute 11. The feeding door can be a sliding door or a conventional opening and closing door, and can be closed to improve the dust removal efficiency before workers remove slag after feeding is completed. Of course, when the feeding door is not closed, too much smoke and dust can not leak out due to negative pressure.
Top abdicating holes 4 which are communicated with each other are formed in the heat insulation top plates 3 corresponding to the discharge chute and the intermediate frequency furnace, and a first sealing structure is arranged at the top abdicating holes 4; the lower part of the heat insulation side plate 2 corresponding to the top yielding hole 4 is provided with an operation door 2b, a side yielding hole 5 communicated with the top yielding hole 4 is arranged on the heat insulation side plate 2 above the operation door 2b along the vertical direction, and a second sealing structure is arranged at the side yielding hole 5.
In an initial state, the first sealing structure and the second sealing structure which are matched with each other to seal the corresponding top yielding hole 4 and the corresponding side yielding hole 5, when molten iron is hoisted, a sling on the gantry crane extrudes the first sealing structure or the second sealing structure, passes through the side yielding hole 5 and moves along the top yielding hole 4.
Specifically, the first sealing structure is composed of a first mounting frame 6 which is arranged at the tops of the heat insulation top plates 3 on the two sides along the length direction of the top abdicating hole 4 and welded with the support frame 1, and first sealing pieces 6a which are respectively clamped between the first mounting frame 6 on the two sides and the heat insulation top plates 3 and are matched with each other; in the initial state, the free ends of the two pieces of first seal pieces 6a are stacked on each other. Correspondingly, the second sealing structure consists of a second mounting frame 7 which is arranged outside the heat insulation side plates 2 on the two sides along the length direction of the side abdicating hole 5 and welded with the supporting frame 1, and second sealing sheets 7a which are respectively clamped between the second mounting frame 7 on the two sides and the heat insulation side plates 2 and are matched with each other; in the initial state, the free ends of the two pieces of second seal pieces 7a are stacked on each other. The sealing sheet is preferably made of a high-temperature resistant film or a film and a material having high temperature resistance and good heat insulation, and may be made of a material such as asbestos cloth.
Meanwhile, a dust guiding structure 8 is arranged on the base in the supporting frame 1, the dust guiding structure 8 comprises a vertical air guide pipeline 8a arranged in the vertical direction and a smoke absorption pipe 8b arranged at the upper end of the vertical air guide pipeline 8a in a conduction mode in the horizontal direction, the lower end of the vertical air guide pipeline 8a is connected with a negative pressure fan 8c in a conduction mode, the negative pressure fan guides smoke waste gas to the next dust removal process, and the dust removal process is not the content to be protected in the application, so that the specific structure of the dust guiding structure is not repeated. The end of the smoke dust absorption pipe 8b is positioned above the side of the intermediate frequency furnace; sealing plates 8d are movably provided in the absorption ports of the soot absorption pipes 8b, and each sealing plate 8d is controlled to be opened and closed by a linkage control mechanism 9.
In this embodiment, the sealing plate 8d is welded with a rotating shaft 8e along the horizontal direction, and the rotating shaft 8e is movably connected with the smoke absorbing pipe 8b through a bearing; the linkage control mechanism 9 is composed of a linkage plate 9a welded at one end of the rotating shaft 8e, an operating rod 9b hinged at the near end part of the free end of the linkage plate 9a and a limiting block 9c arranged in the smoke absorption tube 8b and matched with the sealing plate 8 d; in the initial state, the sealing plate 8d seals the inner cavity of the smoke absorbing pipe 8b, and when the operating rod 9b is pulled down, the linkage plate 9a and the rotating shaft 8e drive the sealing plate 8d to overturn to be in contact with the limiting block 9 c. The setting of closing plate mainly has two intermediate frequency furnaces simultaneously, considers energy-concerving and environment-protective, through the switch of two suction opening of closing plate reasonable control. Because the suction opening of the smoke absorption pipe is positioned above the side of the intermediate frequency furnace, smoke and waste gas generated during smelting of the intermediate frequency furnace can be effectively absorbed, and the working environment of a plant area is effectively guaranteed.
The above embodiment is the preferred embodiment of the present invention, which is only used to facilitate the explanation of the present invention, it is not right to the present invention, which makes the restriction on any form, and any person who knows commonly in the technical field can use the present invention to make the equivalent embodiment of local change or modification without departing from the technical features of the present invention.
Claims (5)
1. A dust removal chamber for intermediate frequency furnace smelting is characterized by comprising a support frame (1) arranged at the periphery of a discharge chute on the side edge of an intermediate frequency furnace and the intermediate frequency furnace, heat insulation side plates (2) arranged along the circumferential direction of the support frame (1) and a heat insulation top plate (3) arranged at the top of the support frame (1); a feeding door (2a) matched with the intermediate frequency furnace is arranged at the lower part of the heat insulation side plate (2) far away from one side of the discharge chute, and a dust guiding structure (8) is arranged on a base in the supporting frame (1);
top abdicating holes (4) which are communicated with each other are formed in the heat insulation top plate (3) corresponding to the discharge chute and the intermediate frequency furnace, and a first sealing structure is arranged at the top abdicating holes (4); an operating door (2b) is arranged at the lower part of the heat insulation side plate (2) corresponding to the top abdicating hole (4), a side abdicating hole (5) communicated with the top abdicating hole (4) is arranged on the heat insulation side plate (2) above the operating door (2b) along the vertical direction, and a second sealing structure is arranged at the side abdicating hole (5);
in the initial state, the first sealing structure and the second sealing structure which are matched with each other to seal the corresponding top yielding hole (4) and the corresponding side yielding hole (5), when molten iron is hoisted, the sling on the gantry crane extrudes the first sealing structure or the second sealing structure, and moves through the side yielding hole (5) and along the top yielding hole (4).
2. The dust removal chamber for the intermediate frequency furnace smelting according to claim 1, wherein the first sealing structure is composed of a first mounting frame (6) which is arranged at the tops of the heat insulation top plates (3) on two sides along the length direction of the top abdicating hole (4) and welded with the supporting frame (1), and first sealing sheets (6a) which are respectively clamped between the first mounting frame (6) on two sides and the heat insulation top plates (3) and are matched with each other; in an initial state, the free ends of the two pieces of first seal pieces (6a) are laminated () on each other.
3. The dust removal chamber for the intermediate frequency furnace smelting according to the claim 1 or 2, characterized in that the second sealing structure is composed of a second mounting frame (7) which is arranged outside the heat insulation side plates (2) at two sides along the length direction of the side abdicating hole (5) and welded with the supporting frame (1), and a second sealing sheet (7a) which is respectively clamped between the second mounting frame (7) at two sides and the heat insulation side plates (2) and is matched with each other; in an initial state, the free ends of the two second seal pieces (7a) are stacked on each other.
4. The dust removal chamber for intermediate frequency furnace smelting according to claim 1, wherein the dust guiding structure (8) comprises a vertical air guide pipeline (8a) arranged along a vertical direction and a smoke absorption pipe (8b) arranged at the upper end of the vertical air guide pipeline (8a) in a conduction manner along a horizontal direction, and the lower end of the vertical air guide pipeline (8a) is connected with a negative pressure fan (8c) in a conduction manner; the end of the smoke dust absorption pipe (8b) is positioned above the side of the intermediate frequency furnace; sealing plates (8d) are movably arranged in the absorption ports of the smoke absorption pipes (8b), and the opening and the closing of each sealing plate (8d) are controlled by a linkage control mechanism (9).
5. The dust removal chamber for intermediate frequency furnace smelting according to claim 4, characterized in that a rotating shaft (8e) is welded on the sealing plate (8d) along the horizontal direction, and the rotating shaft (8e) is movably connected with the smoke absorption pipe (8b) through a bearing; the linkage control mechanism (9) is composed of a linkage plate (9a) welded at one end of the rotating shaft (8e), an operating rod (9b) hinged at the near end part of the free end of the linkage plate (9a) and a limiting block (9c) arranged in the smoke absorbing pipe (8b) and matched with the sealing plate (8 d); in an initial state, the sealing plate (8d) seals the inner cavity of the smoke dust absorption tube (8b), and when the operating rod (9b) is pulled down, the linkage plate (9a) and the rotating shaft (8e) drive the sealing plate (8d) to turn over to be in contact with the limiting block (9 c).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921524031.1U CN210441677U (en) | 2019-09-14 | 2019-09-14 | Dust removal chamber for intermediate frequency furnace smelting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921524031.1U CN210441677U (en) | 2019-09-14 | 2019-09-14 | Dust removal chamber for intermediate frequency furnace smelting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210441677U true CN210441677U (en) | 2020-05-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921524031.1U Active CN210441677U (en) | 2019-09-14 | 2019-09-14 | Dust removal chamber for intermediate frequency furnace smelting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210441677U (en) |
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2019
- 2019-09-14 CN CN201921524031.1U patent/CN210441677U/en active Active
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