CN218372453U - Sealing structure based on electroslag remelting furnace dust excluding hood - Google Patents
Sealing structure based on electroslag remelting furnace dust excluding hood Download PDFInfo
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- CN218372453U CN218372453U CN202222729599.5U CN202222729599U CN218372453U CN 218372453 U CN218372453 U CN 218372453U CN 202222729599 U CN202222729599 U CN 202222729599U CN 218372453 U CN218372453 U CN 218372453U
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- annular
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- dust excluding
- excluding hood
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Abstract
The utility model discloses a seal structure based on electroslag remelting furnace dust excluding hood, including setting up in the last seal structure of dust excluding hood bottom and setting up in the lower seal structure at electroslag furnace body top, go up the seal structure and include annular seal seat, it is domatic with first outer annular domatic to go up annular seal seat bottom and be provided with first interior annular, and lower seal structure includes annular seal seat down, and it is domatic with first outer annular domatic second interior annular domatic that is provided with to cooperate first interior annular on the annular seal seat down respectively. The utility model discloses a bottom at the dust excluding hood is provided with seal structure, is provided with lower seal structure at the top of electroslag furnace body, goes up seal structure and adopts inside and outside double-deck complex sealed form between the lower seal structure, great improvement the leakproofness between dust excluding hood and the electroslag furnace body.
Description
Technical Field
The utility model relates to an electroslag remelting furnace technical field especially relates to a seal structure based on electroslag remelting furnace dust excluding hood.
Background
An electroslag remelting furnace is a device for remelting metal by using heat energy generated by current passing through high-resistance slag, such as manufacturing 15-5PH stainless steel electroslag ingot finished products, and the like.
The existing dust removing equipment is shown in figures 1 and 2, and comprises a dust hood 1-2 arranged at the top of an electroslag furnace body 1-1, the whole dust hood 1-2 is of an annular structure through which an electrode ingot 1-3 can pass, a negative pressure hole 1-4 is arranged at the inner side of the dust hood 1-2, a negative pressure pipeline 1-5 is arranged at the outer side of the dust hood 1-2, the negative pressure pipeline 1-5 is connected with a negative pressure fan, by forming a negative pressure space in the dust collection hood 1-2, the smoke discharged upwards can be absorbed into the dust collection hood 1-2 and conveyed to a subsequent filtering device for treatment, wherein, in order to improve the sealing property, a sealing ring 1-6 is arranged between the dust hood 1-2 and the electroslag furnace body 1-1, a mounting groove is arranged on the dust hood 1-2 in cooperation with the sealing ring 1-6, in this structure, however, the weight of the whole dust cage 1-2 is applied to the electroslag furnace body 1-1 through the seal ring 1-6, this results in a smaller contact surface between the dust hood 1-2 and the electroslag furnace body 1-1, and the dust hood 1-2 is directly lapped on the electroslag furnace body 1-1 by the gravity thereof, no additional limit structure is arranged between the dust hood and the electroslag furnace body, the stability is not good enough, in addition, the sealing ring 1-6 is easy to generate a gap between the local part of the sealing ring and the electroslag furnace body 1-1 under the long-term pressure action and high-temperature environment, and the sealing performance and the stability of the negative pressure environment in the dust hood 1-2 are influenced, so that a more stable and reliable sealing structure is developed aiming at the matching between the dust hood 1-2 and the electroslag furnace body 1-1.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to avoid prior art's weak point, provide a seal structure based on electroslag remelting furnace dust excluding hood to effectively solve the weak point that exists among the prior art.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a seal structure based on electroslag remelting furnace dust excluding hood, is including setting up in the last seal structure of dust excluding hood bottom and setting up in the lower seal structure at electroslag furnace body top, go up the seal structure and include annular seal seat, go up annular seal seat bottom and be provided with first interior annular domatic and first outer annular domatic, seal structure includes annular seal seat down, and it is domatic with first outer annular domatic second interior annular that is provided with to cooperate first interior annular domatic and first outer annular domatic on the annular seal seat down respectively, it is domatic with the second outer annular to be provided with the inner seal circle between first interior annular domatic and the second interior annular domatic, is provided with the outer seal circle between first outer annular domatic and the second outer annular domatic.
Further, the bottom of going up annular seal seat is provided with the cross-section and is trapezoidal ring channel, the first interior annular slope surface is two hypotenuses of ring channel cross-section respectively with the first outer annular slope surface's cross-section.
Furthermore, the top of lower annular seal seat is provided with the cross-section and is trapezoidal annular arch, the domatic section of annular in the second is two hypotenuses of annular arch cross-section respectively with the domatic cross-section of second outer annular.
Further, the included angles between the first inner annular slope surface, the first outer annular slope surface, the second inner annular slope surface and the second outer annular slope surface and the horizontal plane are all 45 degrees.
Furthermore, go up seal structure still include with dust excluding hood fixed connection's last annular mount pad, go up annular seal seat detachable and install the bottom at last annular mount pad.
Further, lower seal structure still includes the lower annular mount pad with electroslag furnace body fixed connection, and lower annular seal receptacle detachable installs the top at lower annular mount pad.
Further, the top detachable of annular seal seat is provided with the clamping ring down, interior sealing washer and external seal circle all clamp with the clamping ring under and between the annular seal seat.
The above technical scheme of the utility model following beneficial effect has: the utility model has the advantages that the upper sealing structure is arranged at the bottom of the dust hood, the lower sealing structure is arranged at the top of the electroslag furnace body, and the sealing form of the inner and outer double-layer fit is adopted between the upper sealing structure and the lower sealing structure, so that the sealing property between the dust hood and the electroslag furnace body is greatly improved; in addition, still be provided with the domatic cooperation structure of interior outer annular between last seal structure and the lower seal structure, can just accomplish the level between dust excluding hood and the electroslag furnace body spacing on the basis of dust excluding hood dead weight through this structure, not only the assembly is simple to great improvement the stability of structure.
Drawings
FIG. 1 is a schematic view of a dust cage of an electroslag remelting furnace in the prior art;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic structural diagram of an embodiment of the present invention;
FIG. 4 is a partial enlarged view of FIG. 3 at B;
fig. 5 is an exploded view of fig. 4.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 3-5, the sealing structure based on electroslag remelting furnace dust excluding hood described in this embodiment includes upper sealing structure 2 disposed at the bottom of dust excluding hood 1 and lower sealing structure 4 disposed at the top of electroslag furnace body 3, upper sealing structure 2 includes upper annular seal seat 201, upper annular seal seat 201 bottom is provided with first inner annular slope 2011 and first outer annular slope 2012, lower sealing structure 4 includes lower annular seal seat 401, lower annular seal seat 401 is provided with second inner annular slope 4011 and second outer annular slope 4012 respectively in cooperation with first inner annular slope 2011 and first outer annular slope 2012.
Wherein the domatic 2011 of annular is in first and the domatic 4011 looks adaptation of annular in the second, so that the two can realize fine contact cooperation effect, equally, the domatic 2012 of annular is out of first shape and the domatic 4012 looks adaptation of annular is out of the second, also make the two can realize fine contact cooperation effect, in a preferred scheme, the domatic 2011 of annular is in first, the domatic 2012 of annular is out of first shape, the domatic 4011 of annular is in the second and the domatic 4012 of annular is out of second and the contained angle between the horizontal plane is 45.
Under the domatic 4011 of annular in first interior annular 2011 and the second and the domatic 4012 of annular in first outer annular 2012 and the domatic 4012 of second outer annular, can realize seal structure 2 and the level between the lower seal structure 4 spacing, as shown in fig. 5, when carrying out the assembly of dust excluding hood 1, place dust excluding hood 1 downwards along the direction of arrow, just under the effect of gravity, can directly realize the stable cooperation effect between dust excluding hood 1 and the electroslag furnace body 3, need not to borrow other auxiliary structure again, be convenient for carry out the dismouting and maintain.
Be provided with interior sealing washer 402 between the domatic 4011 of annular in first interior annular 2011 and the second, be provided with outer sealing washer 403 between the domatic 4012 of first outer annular 2012 and second outer annular, with the help of interior sealing washer 402 and outer sealing washer 403, can realize the inside and outside double-deck sealed effect between dust excluding hood 1 and the electroslag furnace body 3, great improvement sealed reliability.
The bottom of going up annular seal seat 201 is provided with the cross-section and is trapezoidal ring channel, and the domatic 2011 of annular in first is two hypotenuses that are the ring channel cross-section respectively with the cross-section of the domatic 2012 of annular in first, and the top of annular seal seat 401 is provided with the cross-section down and is trapezoidal annular protruding, and the domatic 4011 of annular in the second is two hypotenuses that are the protruding cross-section of annular respectively with the domatic 4012 of annular in the second.
Go up seal structure 2 still include with dust excluding hood 1 fixed connection's last annular mount pad 202, go up annular mount pad 202 welding in dust excluding hood 1's bottom, go up annular seal pad 201 detachable and install in the bottom of last annular mount pad 202, it is concrete, go up annular seal pad 202 and can realize being connected with last annular mount pad 202 through the bolt, wherein cooperation bolt is provided with the screw hole on last annular mount pad 202, cooperation bolt is provided with the mounting hole on going up annular seal pad 202.
The top of lower annular seal seat 401 is detachable is provided with clamping ring 405, interior sealing washer 402 and outer sealing washer 403 all clamp with clamping ring 405 and down between the annular seal seat 401, clamping ring 405 can be connected with lower annular seal seat 404 through the bolt, wherein the cooperation bolt is provided with the screw hole on annular seal seat 401 down, the cooperation bolt is provided with the mounting hole on the clamping ring 405, after dismantling clamping ring 405, interior sealing washer 402 is in exposed state with outer sealing washer 403 just, be convenient for carry out subsequent maintenance and change.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to practitioners skilled in this art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (7)
1. The utility model provides a seal structure based on electroslag remelting furnace dust excluding hood, includes to set up in the last seal structure of dust excluding hood bottom and set up in the lower seal structure at electroslag furnace body top, its characterized in that: go up seal structure and include annular seal seat on, go up annular seal seat bottom and be provided with first interior annular domatic and first outer annular domatic, seal structure includes annular seal seat down, and it is domatic with the second outer annular domatic to cooperate first interior annular domatic and first outer annular domatic to be provided with in the second on the annular seal seat down respectively, be provided with the inner seal circle between first interior annular domatic and the second inner annular domatic, be provided with the outer seal circle between first outer annular domatic and the second outer annular domatic.
2. The sealing structure based on electroslag remelting furnace dust excluding hood according to claim 1, characterized in that: go up the bottom of annular seal receptacle and be provided with the cross-section for trapezoidal ring channel, the first interior annular slope surface is two hypotenuses in ring channel cross-section respectively with the first outer annular slope surface's cross-section.
3. The sealing structure based on electroslag remelting furnace dust excluding hood according to claim 1, characterized in that: the top of lower annular seal receptacle is provided with the cross-section and is trapezoidal annular arch, the domatic outer domatic cross-section of annular in the second is two hypotenuses of annular arch cross-section respectively with the domatic cross-section of second outer ring.
4. The sealing structure based on electroslag remelting furnace dust excluding hood according to claim 1, characterized in that: the included angles between the first inner annular slope surface, the first outer annular slope surface, the second inner annular slope surface and the second outer annular slope surface and the horizontal plane are all 45 degrees.
5. The sealing structure based on electroslag remelting furnace dust excluding hood according to claim 1, characterized in that: the upper sealing structure further comprises an upper annular mounting seat fixedly connected with the dust hood, and the upper annular sealing seat is detachably mounted at the bottom of the upper annular mounting seat.
6. The sealing structure based on electroslag remelting furnace dust excluding hood according to claim 1, characterized in that: the lower sealing structure further comprises a lower annular mounting seat fixedly connected with the electroslag furnace body, and the lower annular sealing seat is detachably mounted at the top of the lower annular mounting seat.
7. The sealing structure based on electroslag remelting furnace dust excluding hood according to claim 1, characterized in that: the top detachable of annular seal seat is provided with the clamping ring down, interior sealing washer all clamps with the external seal circle and between clamping ring and the lower annular seal seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222729599.5U CN218372453U (en) | 2022-10-18 | 2022-10-18 | Sealing structure based on electroslag remelting furnace dust excluding hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222729599.5U CN218372453U (en) | 2022-10-18 | 2022-10-18 | Sealing structure based on electroslag remelting furnace dust excluding hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218372453U true CN218372453U (en) | 2023-01-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222729599.5U Active CN218372453U (en) | 2022-10-18 | 2022-10-18 | Sealing structure based on electroslag remelting furnace dust excluding hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218372453U (en) |
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2022
- 2022-10-18 CN CN202222729599.5U patent/CN218372453U/en active Active
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