CN106017119B - Furnace body hole sealing device - Google Patents
Furnace body hole sealing device Download PDFInfo
- Publication number
- CN106017119B CN106017119B CN201610554941.9A CN201610554941A CN106017119B CN 106017119 B CN106017119 B CN 106017119B CN 201610554941 A CN201610554941 A CN 201610554941A CN 106017119 B CN106017119 B CN 106017119B
- Authority
- CN
- China
- Prior art keywords
- air
- furnace
- cover
- movable cover
- sealing device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 26
- 238000002955 isolation Methods 0.000 claims abstract description 14
- 230000000903 blocking effect Effects 0.000 claims abstract description 8
- 239000007921 spray Substances 0.000 claims description 7
- 230000003044 adaptive effect Effects 0.000 claims 1
- 238000005192 partition Methods 0.000 abstract description 5
- 230000005855 radiation Effects 0.000 abstract description 5
- 238000005272 metallurgy Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 19
- 230000017525 heat dissipation Effects 0.000 description 3
- 239000000523 sample Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D99/00—Subject matter not provided for in other groups of this subclass
- F27D99/0073—Seals
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Furnace Details (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
The invention discloses a furnace body hole sealing device, which belongs to the technical field of metallurgy and comprises an outer frame fixed on a furnace body and an air partition device fixed on the outer frame, wherein the air partition device comprises an air isolation cover covered on the edge of a furnace body hole and an air supply system for providing sealing gas in the air isolation cover, the air isolation cover comprises an air frame and a movable cover capable of moving up and down along a guide sliding rail on the outer frame, and the movable cover is provided with a through hole which is matched with the section of an object entering the furnace. The invention blocks high temperature furnace gas and high temperature radiation in the furnace through the air blocking device, reduces heat loss of the industrial furnace, protects mechanical equipment outside the furnace, improves working environment near the furnace body, and ensures that the cover is provided with the freedom degree of moving along with objects entering the furnace by setting the cover as a movable cover, thereby expanding the application range of the cover.
Description
Technical Field
The invention belongs to the technical field of metallurgy, and particularly relates to a furnace body hole sealing device.
Background
Due to technological requirements of various industrial kilns in the metallurgical industry, various holes are inevitably formed in a furnace body, equipment such as a feed rod and a probe extend into the kiln, and the equipment such as the feed rod and the probe often need to do forward and backward movements, up and down movements and the like, so that a furnace wall is large in perforated and inconvenient to seal. However, if the sealing treatment is not performed, the following problems are involved:
1. industrial furnaces generally operate by micro-positive pressure, if a sealing device is not adopted for a furnace wall opening, high-temperature furnace gas can overflow from the furnace wall opening to cause heat dissipation loss, and when serious, the high-temperature furnace gas can damage equipment outside the furnace to influence the normal operation of the furnace.
2. The industrial furnace operating temperature is higher, if do not seal the opening, high temperature radiation directly radiates external equipment and personnel through the trompil, causes heat dissipation loss, influences equipment life, causes light pollution to the environment, causes the influence to personnel's health.
3. The hole of the kiln wall of the industrial furnace is affected by overflowed high-temperature furnace gas and high-temperature radiation, the environmental condition is bad, and a plurality of inconveniences are brought to equipment inspection and maintenance.
Therefore, the furnace body hole sealing device is developed, can effectively seal various holes on an industrial furnace, and has important significance for reducing heat loss and improving working environment.
Disclosure of Invention
In view of the above, the invention aims to provide a furnace body hole sealing device which solves the problem of hole sealing of various industrial furnace kiln walls in the metallurgical industry, so as to reduce heat dissipation loss of the industrial furnace kiln, protect mechanical equipment outside the furnace and improve the operating environment near the furnace kiln hole.
In order to achieve the above purpose, the invention is realized by the following technical scheme:
the utility model provides a furnace body hole sealing device, includes the frame that is fixed in on the furnace body, fixes the air partition device on the frame, the air partition device includes the air shield that the lid closes on furnace body hole edge and right provide sealing gas's air supply system in the air shield, the air shield includes air frame and can follow the movable shroud that the direction slide rail on the frame reciprocated, the movable shroud is provided with a via hole that suits with the cross-section that gets into the interior object of furnace.
Further, the air supply system comprises air spray holes arranged on the air frame and an air channel communicated with the air frame, wherein the air channel is communicated with an external air source.
Further, the air supply system is provided with two sets in total and is arranged independently.
Further, a guide sliding rail for the movable cover to move up and down is arranged on the outer frame.
Further, a blocking mechanism for separating the movable cover from the upper surface of the object entering the furnace is arranged on the movable cover.
Further, the blocking mechanism is a pulley block, and the pulley block is fixed with the movable cover through a fixed seat.
The invention has the beneficial effects that:
the invention blocks high temperature furnace gas and high temperature radiation in the furnace through the air blocking device, reduces heat loss of the industrial furnace, protects mechanical equipment outside the furnace, improves working environment near the furnace body, and ensures that the cover is provided with the freedom degree of moving along with objects entering the furnace by setting the cover as a movable cover, thereby expanding the application range of the cover.
Drawings
FIG. 1 is a schematic view of a furnace hole sealing device according to the present invention;
fig. 2 is a cross-sectional view A-A of fig. 1.
Reference numerals illustrate:
the component 1 is an outer frame, the component 2 is a guide sliding rail, the component 3 is a movable cover, the component 4 is a pulley block, the component 5 is a material rod, the component 6 is an air frame, the component 7 is an air channel, the component 8 is an air spray hole, the component 9 is a furnace body, the component 10 is a furnace body hole, and the component 11 is a through hole.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
The invention can be used for sealing any object entering the furnace, and for convenience of description, the object entering the furnace in the embodiment is a material rod, but is not limited to the material rod.
As shown in fig. 1-2, the invention provides a furnace hole sealing device, which comprises an outer frame 1 and an air isolation device, wherein the outer frame 1 is fixed on a furnace body 9, the air isolation device is fixed on the outer frame, a furnace hole 10 is formed in the furnace body 9, the air isolation device of the embodiment comprises an air isolation cover covered on the edge of the furnace hole 10 and an air supply system for providing sealing gas in the air isolation cover, the air isolation cover comprises an air frame 6 and a movable cover 3, the movable cover 3 can move up and down along a guide sliding rail 2 on the outer frame, the air supply system comprises an air spray hole 8 arranged on the air frame 6 and an air channel 7 communicated with the air frame 6, the air channel 7 is communicated with an external air source, and after the air frame distributes inlet air, the air is sprayed out through the air spray hole 8; the movable cover 3 is provided with a through hole 11 which is matched with the section of the material rod, the material rod 5 is inserted into the furnace through the through hole 11, when the material rod moves up and down, the movable cover 3 is driven by the material rod to be transmitted through the pulley block 4, and the movable cover always keeps sealing with the air frame along with the upward and downward movement of the material rod along the guide sliding rail 2 in the process; on the other hand, air is sprayed out of the air isolation cover through the air spray holes 8 to form an air curtain, so that high-temperature furnace gas in the holes is blocked, the leakage of the high-temperature furnace gas is prevented, high-temperature radiation in the furnace is blocked, and meanwhile, the movable cover 3 is cooled.
In the embodiment, the movable cover is possibly clamped on the upper surface of the material rod under the action of gravity to influence the movement and sealing effect of the material rod, and in order to solve the problems, the movable cover is provided with a blocking mechanism which can prevent the movable cover from directly acting on the surface of the material rod, and concretely, the blocking mechanism is a pulley block, the pulley block is fixed with the movable cover through a fixed seat, the pulley block can be arranged side by side with 2 pulleys and 3 pulleys … pulleys and is pressed on the surface of the material rod to separate the movable cover from the material rod, and when the material rod moves forwards and backwards, the pulley block rolls on the surface of the material rod; when the material rod moves up and down, the pulley block drives the movable cover cap to move up and down together with the material rod.
In this embodiment, the air supply system is provided with two sets, and is set independently. Specifically, the two sets of air supply systems are symmetrically arranged on the outer frame, the air channels and the air spray holes are mutually independent, the independent air supply for the air partition device is facilitated, and the reliability of the air supply can be improved.
It should be noted that the above-mentioned embodiment is only one embodiment of the present invention, but the protection scope is not limited thereto, and any changes or substitutions easily conceivable by those skilled in the art within the technical scope of the present invention should be covered within the protection scope of the present invention, for example, the front-back and left-right movement of the material rod can be satisfied by changing the installation direction of the sealing device; the number of the movable covers, the wheel sets and the guide sliding rails is increased, so that the front-back, left-right, up-down movement and the like of the material rod can be met.
Claims (6)
1. The utility model provides a furnace body hole sealing device which characterized in that: the air isolation device comprises an air isolation cover covered on the edge of a hole of the furnace body and an air supply system for providing sealing gas in the air isolation cover, wherein the air isolation cover comprises an air frame and a movable cover capable of moving up and down along a guide sliding rail on the outer frame, and the movable cover is provided with a through hole which is adaptive to the section of an object entering the furnace.
2. The furnace hole sealing device according to claim 1, wherein: the air supply system comprises air spray holes arranged on the air frame and an air channel communicated with the air frame, and the air channel is communicated with an external air source.
3. A furnace hole sealing device according to claim 2, wherein: the air supply system is provided with two sets in total and is mutually independent.
4. The furnace hole sealing device according to claim 1, wherein: the outer frame is provided with a guide sliding rail for the movable cover to move up and down.
5. The furnace hole sealing device according to claim 4, wherein: the movable cover is also provided with a blocking mechanism for separating the movable cover from the upper surface of an object entering the furnace.
6. The furnace hole sealing device according to claim 5, wherein: the blocking mechanism is a pulley block, and the pulley block is fixed with the movable cover through a fixed seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610554941.9A CN106017119B (en) | 2016-07-14 | 2016-07-14 | Furnace body hole sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610554941.9A CN106017119B (en) | 2016-07-14 | 2016-07-14 | Furnace body hole sealing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106017119A CN106017119A (en) | 2016-10-12 |
| CN106017119B true CN106017119B (en) | 2023-11-10 |
Family
ID=57118841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610554941.9A Active CN106017119B (en) | 2016-07-14 | 2016-07-14 | Furnace body hole sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106017119B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2692665A1 (en) * | 1992-06-17 | 1993-12-24 | Unimetall Sa | Partial sealing device for electrodes of electric arc furnaces - comprising refractory ring placed on outer surface of vaulted roof axial to opening |
| DE19920002A1 (en) * | 1999-05-03 | 2000-11-09 | Sms Demag Ag | Top seal for shaft furnaces, especially blast furnaces with an inlet hopper |
| KR20040055997A (en) * | 2002-12-23 | 2004-06-30 | 주식회사 포스코 | Method for preventing external air from flowing into a walking beam type heating furnace |
| KR20090015585A (en) * | 2007-08-09 | 2009-02-12 | 주식회사 포스코 | Upper part sealing apparatus of slab extracting door in the heating furnace |
| JP2009203531A (en) * | 2008-02-28 | 2009-09-10 | Jfe Steel Corp | Skirt sealing apparatus for converter waste gas treatment equipment |
| CN102840763A (en) * | 2012-07-21 | 2012-12-26 | 古朝雄 | Furnace opening inert gas protection device for fine smelting using induction melting furnace |
| CN203421314U (en) * | 2013-07-12 | 2014-02-05 | 华西能源工业股份有限公司 | Sealing device of connection pipe of water-cooling vibration fire grate |
| CN105004187A (en) * | 2015-09-01 | 2015-10-28 | 唐山亚捷机械有限公司 | Heating furnace door device |
| CN205843404U (en) * | 2016-07-14 | 2016-12-28 | 重庆赛迪热工环保工程技术有限公司 | A kind of body of heater hole sealing device |
-
2016
- 2016-07-14 CN CN201610554941.9A patent/CN106017119B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2692665A1 (en) * | 1992-06-17 | 1993-12-24 | Unimetall Sa | Partial sealing device for electrodes of electric arc furnaces - comprising refractory ring placed on outer surface of vaulted roof axial to opening |
| DE19920002A1 (en) * | 1999-05-03 | 2000-11-09 | Sms Demag Ag | Top seal for shaft furnaces, especially blast furnaces with an inlet hopper |
| KR20040055997A (en) * | 2002-12-23 | 2004-06-30 | 주식회사 포스코 | Method for preventing external air from flowing into a walking beam type heating furnace |
| KR20090015585A (en) * | 2007-08-09 | 2009-02-12 | 주식회사 포스코 | Upper part sealing apparatus of slab extracting door in the heating furnace |
| JP2009203531A (en) * | 2008-02-28 | 2009-09-10 | Jfe Steel Corp | Skirt sealing apparatus for converter waste gas treatment equipment |
| CN102840763A (en) * | 2012-07-21 | 2012-12-26 | 古朝雄 | Furnace opening inert gas protection device for fine smelting using induction melting furnace |
| CN203421314U (en) * | 2013-07-12 | 2014-02-05 | 华西能源工业股份有限公司 | Sealing device of connection pipe of water-cooling vibration fire grate |
| CN105004187A (en) * | 2015-09-01 | 2015-10-28 | 唐山亚捷机械有限公司 | Heating furnace door device |
| CN205843404U (en) * | 2016-07-14 | 2016-12-28 | 重庆赛迪热工环保工程技术有限公司 | A kind of body of heater hole sealing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106017119A (en) | 2016-10-12 |
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