CN211133373U - Dust removal and cooling device for high-temperature furnace operating room - Google Patents
Dust removal and cooling device for high-temperature furnace operating room Download PDFInfo
- Publication number
- CN211133373U CN211133373U CN201822108923.5U CN201822108923U CN211133373U CN 211133373 U CN211133373 U CN 211133373U CN 201822108923 U CN201822108923 U CN 201822108923U CN 211133373 U CN211133373 U CN 211133373U
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- air inlet
- dust
- inlet cover
- temperature furnace
- cover
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- 239000000428 dust Substances 0.000 title claims abstract description 83
- 238000001816 cooling Methods 0.000 title description 4
- 238000001914 filtration Methods 0.000 claims abstract description 33
- 239000002893 slag Substances 0.000 claims abstract description 22
- 239000007789 gas Substances 0.000 description 27
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 238000000034 method Methods 0.000 description 7
- 229910052742 iron Inorganic materials 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000003818 cinder Substances 0.000 description 2
- 239000000571 coke Substances 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 208000019693 Lung disease Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004630 mental health Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a dust removal heat sink between high temperature furnace operation room, including last inlet hood, side inlet hood and inlet hood circle, both sides around the operation workshop top are installed to last inlet hood, lateral wall bottom transversely is fixed with side inlet hood around the operation workshop, the inside high temperature furnace that is provided with of operation workshop, the slag notch upper portion outside cover of high temperature furnace bottom is equipped with the inlet hood circle, operation workshop the place ahead right side is provided with the dust filtering box, dust filtering box upper portion is fixed with the branch gas hood, be provided with the dust filter bag between fixed plate and the fixed plate, dust filtering box bottom is connected with the dust hopper, the operation workshop position department right side that dust filtering box located is provided with centrifugal fan, the last air inlet of centrifugal fan links to each other through the gas collecting hood right-hand member gas outlet of giving vent to anger on main gas pipe and dust filtering box right side. The utility model discloses a set up the cover of admitting air, side cover of admitting air and the cover circle of admitting air on, solved the problem that ambient temperature is high, the raise dust is big in the operation workshop of slagging tap.
Description
Technical Field
The utility model relates to a high temperature furnace slagging tap dust fall technical field specifically is a dust removal heat sink between high temperature furnace operation.
Background
The method comprises the steps of charging iron ore, coke and slag-making flux from the top of a blast furnace during production, blowing preheated air from a tuyere located at the lower part of the furnace along the periphery of the furnace, burning carbon monoxide and hydrogen generated by the combustion of carbon in the coke and oxygen blown into the air at high temperature, removing oxygen in iron ore during the rising process in the furnace, reducing to obtain iron, discharging smelted molten iron from an iron hole, combining unreduced impurities in the iron ore with the flux such as limestone and the like to generate slag, discharging the slag from a bottom slag hole, enabling the surrounding temperature of the slag hole to be overhigh during slag discharge, lifting fine dust in the slag during slag discharge, enabling a blast furnace iron-making operation workshop to have high temperature and large dust emission, enabling operation workers to wear protective masks to operate, and enabling the workers to be prone to suffer from lung diseases due to working in the overhigh dust emission environment for a long time, and seriously harming the physical and mental health of the workers.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a high temperature furnace operation room dust removal heat sink has solved the problem that the ambient temperature is high, the raise dust is big in the operation workshop of slagging tap.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a dust removal and cooling device for a high-temperature furnace operating room comprises an upper air inlet cover, side air inlet covers and air inlet cover rings, wherein the upper air inlet cover is arranged on the front side and the rear side of the top of an operating workshop, the side air inlet covers are transversely fixed on the bottoms of the front side wall and the rear side wall of the operating workshop, a high-temperature furnace is arranged in the operating workshop, a discharge port air inlet cover is fixed at the bottom position of the operating workshop corresponding to the left side and the right side of a slag outlet at the bottom of the high-temperature furnace, the air inlet cover ring is sleeved on the outer side of the upper part of the slag outlet at the bottom of the high-temperature furnace, a dust filtering box is arranged on the right side in front of the operating workshop, the bottom of the dust filtering box is fixed on a support, an air distribution cover is fixed on the upper part of the dust filtering box, an air outlet air collecting cover is fixed, the dust filter is characterized in that a dust collecting hopper is connected to the bottom of the dust filter box, a screwing cover is installed at the lower end of the dust collecting hopper, a centrifugal fan is arranged on the right side of the position of an operation workshop where the dust filter box is located, and an air inlet on the centrifugal fan is connected with an air outlet at the right end of an air outlet and air collecting hood on the right side of the dust filter box through a main air pipe.
Preferably, the inner side of the lower part of the air inlet cover ring is provided with a through hole, the bottom surface of the upper air inlet cover is provided with a through hole, and the outer side surface of the side air inlet cover is provided with a through hole.
Preferably, the air inlet cover ring is fixed on the discharge port air inlet cover at the corresponding position of the lower part.
Preferably, the upper part of the dust filter bag is fixed at the edge of the placement hole on the fixing plate at the upper part of the inner side of the dust filter box, and the lower part of the dust filter bag is fixed at the edge of the placement hole on the fixing plate at the lower part of the inner side of the dust filter box.
Preferably, the upper end of the gas distribution cover at the upper part of the dust filtering box is connected with a main gas pipe, and the gas outlets of the upper gas inlet cover, the side gas inlet cover, the gas inlet cover ring and the discharge port gas inlet cover are all connected with the main gas pipe through the gas distribution cover.
(III) advantageous effects
The utility model provides a dust removal heat sink between high temperature furnace operation possesses following beneficial effect:
(1) the utility model discloses set up the discharge gate air inlet cover in the slag notch left and right sides, the dust can be touched the cinder of album sediment fill bottom when slagging tap and remove to both sides after shaking off and rise, centrifugal fan work this moment, because the cinder ash gets into in the discharge gate air inlet cover of both sides under the effect of atmospheric pressure when atmospheric pressure effect is slagging tap, along setting up the air inlet cover circle outside the slag notch top, can be used for absorbing the dust of just slagging tap and arousing the flying upward simultaneously, go up the hot-air that is used for absorbing simultaneously and rise, prevent that the hot-air too much and the interior air of workshop from carrying out the heat exchange.
(2) The utility model discloses antetheca bottom that both sides correspond around the high temperature furnace in the operation workshop sets up the side cover of admitting air, and the dust that arouses when carrying the sediment can be absorbed by the side cover of admitting air immediately under the effect of atmospheric pressure, prevents too much to fly away to the air in.
(3) The utility model discloses set up the air inlet cover in operation carriage top, the hot-air is because the gravity centre of a circle is by newly-advanced cold air lifting to operation workshop top, and the hot-air that rises can in time manage to find time of the last air inlet cover that sets up flows with higher speed the interior air flow of operation workshop, and the entering of cold air reduces the interior temperature of operation workshop with higher speed.
(4) The utility model discloses set up the dust filtration case, set up centrifugal fan at the tail end that removes dust, prevent that the dust is direct and the centrifugal fan contact, avoid the dust to get into the inside circuit short circuit that causes of centrifugal fan electronic component, the dust filtration case discharges after filtering the dust in to gaseous, avoids the secondary pollution environment.
Drawings
Fig. 1 is a top view of the mounting structure of the present invention;
FIG. 2 is a front view of the mounting structure of the present invention;
FIG. 3 is a schematic structural view of the inlet hood ring and the outlet inlet hood of the present invention;
FIG. 4 is a front view of the discharge port air inlet hood of the present invention;
FIG. 5 is a schematic structural view of the air intake shroud of the present invention;
FIG. 6 is a schematic view of the internal structure of the dust filter box of the present invention;
fig. 7 is a schematic view of the fixing plate structure of the present invention.
In the figure: 1. operating a workshop; 2. an upper intake hood; 3. a side intake cover; 4. a gas distribution cover; 5. a high temperature furnace; 6. an air inlet cover ring; 7. a centrifugal fan; 8. a main gas pipe; 9. a dust filtering box; 10. a discharge port air inlet cover; 11. a through hole; 12. a gas distribution cover; 13. gas outlet and gas collecting hood; 14. a fixing plate; 15. a dust filter bag; 16. Screwing the cover; 17. a dust collecting hopper; 18. placing the hole; 19. and (4) a bracket.
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.
As shown in fig. 1-7, the utility model provides a technical solution: a dust removal and cooling device for a high-temperature furnace operating room comprises an upper air inlet cover 2, a side air inlet cover 3 and an air inlet cover ring 6, wherein the upper air inlet cover 2 is arranged on the front side and the rear side of the top of an operating workshop 1 and used for absorbing hot air at a position near a ceiling inside the operating workshop 1, the side air inlet cover 3 is transversely fixed at the bottom of the front side wall and the rear side wall of the operating workshop 1 and used for absorbing excited raised dust, a high-temperature furnace 5 is arranged inside the operating workshop 1, a discharge hole air inlet cover 10 is fixed at a position, corresponding to the left side and the right side of a slag outlet at the bottom of the high-temperature furnace 5, of the bottom of the operating workshop 1 and used for absorbing raised dust excited during slag discharge to a large extent, the air inlet cover ring 6 is fixed on the discharge hole air inlet cover 10 at a position corresponding to the lower part, the air inlet cover ring 6 is sleeved outside the slag outlet at the bottom of the, prevent the outside bigger objects from being sucked into the inside, the bottom surface of the upper air inlet hood 2 is provided with a through hole 11, the outer side surface of the side air inlet hood 3 is provided with a through hole 11, the right side in front of the operation workshop 1 is provided with a dust filtering box 9, the bottom of the dust filtering box 9 is fixed on a support 19, the upper part of the dust filtering box 9 is fixed with an air distributing hood 12 for distributing air, the right side of the dust filtering box 9 is fixed with an air outlet collecting hood 13 for collecting air, the upper and lower sides of the inner side of the dust filtering box 9 are both provided with a fixing plate 14, the fixing plate 14 is provided with a placing hole 18, a dust filtering bag 15 is arranged between the fixing plate 14 and the fixing plate 14, the upper part of the dust filtering bag 15 is fixed on the edge of the placing hole 18 on the fixing plate 14 on the upper part of the inner side of the dust filtering box 9, the bottom of the dust filtering box 9 is connected with a dust collecting hopper 17, the upper end of a gas distribution cover 12 on the upper portion of a dust filtering box 9 is connected with a main gas pipe 8, gas outlets on an upper gas distribution cover 2, a side gas inlet cover 3, a gas inlet cover ring 6 and a discharge port gas inlet cover 10 are all connected with the main gas pipe 8 through the gas distribution cover 12, a centrifugal fan 7 is arranged on the right side of the position of an operation workshop 1 where the dust filtering box 9 is located, the model of the centrifugal fan 7 is 4-72-A, the dust filtering box belongs to the prior art, and a gas inlet on the centrifugal fan 7 is connected with a gas outlet at the right end of a gas outlet gas collection cover 13 on the right.
When in use, the centrifugal fan 7 works, air enters the operation workshop 1 from the safety door, then enters the operation workshop 1 from the upper air inlet cover 2, the side air inlet cover 3, the air inlet cover ring 6 and the discharge port air inlet cover 10, enters the main air pipe 8 through the air distribution cover 12, is filtered by the dust filter bag 15 in the dust filter box 9 and then is discharged from the air outlet of the centrifugal fan 7, in the process, dust can be shaken off by coal slag touching the bottom of the slag collecting hopper during slag discharging and moves towards two sides and rises, as the air pressure causes the slag ash to enter the discharge port air inlet covers 10 at two sides under the action of the air pressure, residual slag ash rises under the drive of hot air flow and is adsorbed into the air inlet cover ring 6 when passing through the air inlet cover ring 6, the air inlet cover ring 6 simultaneously absorbs rising hot air, the excessive hot air is prevented from exchanging heat with the air in the operation workshop 1, and the ground of the operation workshop 1 can be immediately absorbed by the air inlet cover 3 at the bottom of the front and rear wall bodies of the operation workshop 1 under the action of the dust, prevent too much in flying to the air, the hot-air that newly advances in the cold air lifting operation workshop 1 rises to 1 tops in the operation workshop, and upward air inlet cover 2 can in time manage the hot-air that rises off, and the air flow in the operation workshop 1 accelerates, accelerates the entering of cold air, reduces the interior temperature of operation workshop 1.
To sum up can, the utility model discloses a set up the cover of admitting air 2, side and admit air cover 3 and cover circle 6, solved the problem that the ambient temperature is high, the raise dust is big in the operation workshop of slagging tap.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a dust removal heat sink between high temperature furnace operation, includes last air inlet cover (2), side air inlet cover (3) and air inlet cover circle (6), its characterized in that: the upper air inlet hood (2) is arranged on the front side and the rear side of the top of an operation workshop (1), the front side wall bottom and the rear side wall bottom of the operation workshop (1) are transversely fixed with side air inlet hoods (3), a high-temperature furnace (5) is arranged in the operation workshop (1), the bottom surface of the operation workshop (1) corresponding to the left side and the right side of a slag outlet at the bottom of the high-temperature furnace (5) is fixed with a discharge port air inlet hood (10), an air inlet hood ring (6) is sleeved on the outer side of the upper part of the slag outlet at the bottom of the high-temperature furnace (5), a dust filtering box (9) is arranged on the right side in front of the operation workshop (1), the bottom of the dust filtering box (9) is fixed on a support (19), a gas distribution hood (12) is fixed on the upper part of the dust filtering box (9), a gas collection hood (13) is fixed on, and all be provided with on fixed plate (14) and place hole (18), be provided with between fixed plate (14) and strain dirt bag (15), strain dirt case (9) bottom and be connected with dust hopper (17), dust hopper (17) lower extreme is installed and is closed lid (16) soon, strain operating shop (1) position department right side that dirt case (9) were located and be provided with centrifugal fan (7), the air inlet on centrifugal fan (7) is passed through air main (8) and is strained the gas collecting channel (13) right-hand member gas outlet on dirt case (9) right side and link to each other.
2. The dust removal and temperature reduction device for the high-temperature furnace operation room, according to claim 1, is characterized in that: the air inlet cover is characterized in that a through hole (11) is formed in the inner side of the lower portion of the air inlet cover ring (6), a through hole (11) is formed in the bottom surface of the upper air inlet cover (2), and a through hole (11) is formed in the outer side surface of the side air inlet cover (3).
3. The dust removal and temperature reduction device for the high-temperature furnace operation room, according to claim 1, is characterized in that: the air inlet cover ring (6) is fixed on the discharge port air inlet cover (10) at the corresponding position of the lower part.
4. The dust removal and temperature reduction device for the high-temperature furnace operation room, according to claim 1, is characterized in that: the upper part of the dust filtering bag (15) is fixed on the edge of a placing hole (18) on a fixing plate (14) at the upper part of the inner side of the dust filtering box (9), and the lower part of the dust filtering bag (15) is fixed on the edge of a placing hole (18) on a fixing plate (14) at the lower part of the inner side of the dust filtering box (9).
5. The dust removal and temperature reduction device for the high-temperature furnace operation room, according to claim 1, is characterized in that: the upper end of a gas distribution cover (12) on the upper part of the dust filtering box (9) is connected with a main gas pipe (8), and gas outlets on the upper gas distribution cover (2), the side gas inlet cover (3), the gas inlet cover ring (6) and the discharge port gas inlet cover (10) are all connected with the main gas pipe (8) through the gas distribution cover (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822108923.5U CN211133373U (en) | 2018-12-14 | 2018-12-14 | Dust removal and cooling device for high-temperature furnace operating room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822108923.5U CN211133373U (en) | 2018-12-14 | 2018-12-14 | Dust removal and cooling device for high-temperature furnace operating room |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211133373U true CN211133373U (en) | 2020-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822108923.5U Active CN211133373U (en) | 2018-12-14 | 2018-12-14 | Dust removal and cooling device for high-temperature furnace operating room |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211133373U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115325815A (en) * | 2021-11-03 | 2022-11-11 | 大丰科鑫热技术有限公司 | Multilayer hot briquetting furnace for heat treatment |
-
2018
- 2018-12-14 CN CN201822108923.5U patent/CN211133373U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115325815A (en) * | 2021-11-03 | 2022-11-11 | 大丰科鑫热技术有限公司 | Multilayer hot briquetting furnace for heat treatment |
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