CN103471384A - Water-seal sealing cover for walking beam heating furnace - Google Patents
Water-seal sealing cover for walking beam heating furnace Download PDFInfo
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- CN103471384A CN103471384A CN2013100096029A CN201310009602A CN103471384A CN 103471384 A CN103471384 A CN 103471384A CN 2013100096029 A CN2013100096029 A CN 2013100096029A CN 201310009602 A CN201310009602 A CN 201310009602A CN 103471384 A CN103471384 A CN 103471384A
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- walking beam
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Abstract
The invention discloses a water-seal sealing cover for a walking beam heating furnace. The water-seal sealing cover comprises a furnace bottom sheet frame (1), a translation framework (6), a plurality of sealing covers (2) and water sealing grooves (3) with the corresponding quantity, and is further provided with a blow-off pipe (5). The water-seal sealing cover is characterized in that the water sealing grooves (3) are communicated by communication pipes (4); the communication pipes (4) are arranged on the positions, which are close to the upper edge opening, of the water sealing grooves (3). With the adoption of the technical scheme, the water-seal sealing cover can adopt both turbid circulating water and pure circulating water; a layer of asphalt paint is brushed on each of the inner and outer surfaces of the water-seal sealing cover so as to effectively reduce the abrasion on a skirt cover and the water sealing grooves by water in the water sealing grooves. With the adoption of the improvement, the working amount of replacing the water-seal skirt cover by a maintenance bench worker can also be reduced, the working amount of cleaning sediments by post workers is reduced and the effective working rate of production is improved; the walking beam heating furnace can produce safely, stably and efficiently.
Description
Technical field
The invention belongs to the technical field that steel and iron industry is produced, relate to the technology of walking beam furnace, more particularly, the present invention relates to a kind of walking beam furnace water seal seal closure.
Background technology
Walking beam furnace is moved by the Driven by Hydraulic Cylinder of steel structure of furnace bottom.Wherein, steel structure of furnace bottom consists of following three parts: furnace bottom horse and steel plate of furnace hearth, furnace bottom longitudinal girder, bottom prop.
The structure of furnace bottom horse and steel plate of furnace hearth is: the furnace bottom horse is by I-steel, channel-section steel and Plate Welding moulding, be used for carriage masonry of well material, vertical columns is installed, and be provided with perforate that the walking beam column passes and the seal closure of stove sealing use.
As depicted in figs. 1 and 2, existing installation method is that the body of seal closure 2 is directly fixed on furnace bottom horse 1 by bolt.
The body of seal closure 2 combines with the body of water sealed tank 3, although realized sealing, the skirt cover of seal closure 1 requires corrosion-resistant, high temperature resistant, and can bear corresponding load.Because this part is by the bolt hole on body, with bolt, be connected on the furnace bottom horse 1 of body of heater, the impact brought because of the environment temperature of body of heater itself, to cause the oxide etch of seal closure 2, form corrosion circle together in 3 li water surface elevation positions of water sealed tank, thereby cause the dialysis of skirt cover, hot gas, waste gas in stove overflow, affect the steel construction of furnace bottom, environment temperature raises.In addition, the skirt cover of seal closure 2 itself has carried the extremely strong load of billet weight in stove, and corrosion skirt cover and make the stiffness of support of the installation scum board on body not high easily causes that scum board drops in water sealed tank, do not have the effect of scraping slag, even wearing and tearing or bursting water sealed tank.
In addition, the water that water sealed tank 3 uses can adopt turbid circulating water or clean circulating water.
Comparatively speaking, the turbid circulating water flow greatly but dirtier, has sediment, and long-term the use has one deck sediment in 3 li of water sealed tanks, pipeline, strengthens the desilting amount, but the water temperature of 3 li of water sealed tanks is relatively low, can be at skirt cover middle junction one deck alkaline scale of seal closure 2;
Use the clean ring cooling water of high temperature camera, but discharge is fewer, causes the water temperature in water sealed tank higher, meeting fouling on the skirt cover, can corrode the skirt cover for a long time.
Summary of the invention
The invention provides a kind of walking beam furnace water seal seal closure, its objective is the service life of improving the skirt cover and the frequency that reduces the cleaning water sealed tank.
To achieve these goals, the technical scheme that the present invention takes is:
Walking beam furnace water seal seal closure provided by the invention comprises and the water sealed tank of furnace bottom horse, translational frame, a plurality of seal closure and respective numbers also is provided with blow-off pipe that described water sealed tank was connected by communicating pipe; Be located on water sealed tank the position close to upper edge hole described communicating pipe.
Described blow-off pipe is connected with described water sealed tank bottom, and the output of described blow-off pipe is connected with the furnace bottom trench.
The surface of described seal closure is provided with two-layer seal closure pitch enamelled coating.
The surfaces externally and internally of described water sealed tank is provided with water sealed tank protection enamelled coating.
The present invention adopts technique scheme, and to adopting the not restriction of turbid circulating water and clean circulating water, water seal seal closure surfaces externally and internally brushes one deck asphalt caulk, can effectively reduce the water in the water sealed tank at the etching extent to skirt cover, water sealed tank.Above improvement, also can reduce the workload that the maintenance fitter changes water sealing skirt cover, reduces the post work and clear up sedimentary workload, improved the production efficiency, guarantee walking beam furnace can be safely, stable, production efficiently.
The accompanying drawing explanation
Below to each width accompanying drawing of this specification, expressed content and the mark in figure are briefly described:
The structural representation that Fig. 1 is seal closure of the prior art;
Fig. 2 is that shown in Fig. 1, seal closure is arranged on the structural representation in water sealed tank;
Fig. 3 is the seal closure structural representation in the present invention;
Fig. 4 is that shown in Fig. 3, seal closure is arranged on the structural representation in water sealed tank;
Fig. 5 is general structure schematic diagram of the present invention.
In figure, be labeled as:
1, furnace bottom horse, 2, seal closure, 3, water sealed tank, 4, communicating pipe, 5, blow-off pipe, 6, translational frame, 7, seal closure pitch enamelled coating, 8, water sealed tank protection enamelled coating.
The specific embodiment
Below contrast accompanying drawing, the description by embodiment, be described in further detail the specific embodiment of the present invention, to help those skilled in the art, inventive concept of the present invention, technical scheme had to more complete, accurate and deep understanding.
Structure of the present invention as shown in Figures 3 to 5, be a kind of walking beam furnace water seal seal closure, comprises the water sealed tank 3 of furnace bottom horse 1, translational frame 6, a plurality of seal closure 2 and respective numbers, also is provided with blow-off pipe 5.Blow-off pipe 5 is also to be connected with water sealed tank 3.Between water sealed tank 3 and translational frame 6 with being welded to connect.
Completely cut off in stove and the contacting of the external world by water in the middle of described water seal seal closure 2, can not make high-temperature gas overflow.
In order to solve the problem that prior art exists and to overcome its defect, the goal of the invention that realizes improving the service life of skirt cover and reduce the frequency of cleaning water sealed tank, the technical scheme that the present invention takes is:
As shown in Figures 3 to 5, walking beam furnace water seal seal closure provided by the invention, described water sealed tank 3 was connected by communicating pipe 4; Be located on water sealed tank 3 position close to upper edge hole described communicating pipe 4.
Communicating pipes 4 elevated position, overstriking communicating pipe 4, blow-off pipe 5 calibers.By raising the position of the communicating pipe 4 that water sealed tank 3 is connected with water sealed tank 3, its diameter of overstriking, the water in water sealed tank 3 is more smooth and easy, can, because of there being some deposits just to result in blockage, not make sediment can not block the mouth of pipe.
Be connected with seal closure 2, be connected 3 communicating pipes 4 of water sealed tank by furnace bottom horse 1, water sealed tank 3 also is connected with blow-off pipe 5, and the water of water sealed tank can arbitrarily be changed, and can not affect production.
Described blow-off pipe 5 is connected with described water sealed tank 3 bottoms, and the output of described blow-off pipe 5 is connected with the furnace bottom trench.Blow-off pipe 5 directly is connected with trench, and the blow-off pipe 5 that overstriking is connected with water sealed tank improves pollution discharge capability.
The surface of described seal closure 2 is provided with two-layer seal closure pitch enamelled coating 7.With two layers of pitch painting brushes for water engaging surface.The surface of seal closure contacts all and must coat asphalt caulk with water.
The surfaces externally and internally of described water sealed tank 3 is provided with water sealed tank protection enamelled coating 8.
Described water sealed tank 3 surfaces externally and internallies brush one deck protective paint.The water of water sealed tank 3 keeps flowing, and water temperature can not rise to too high, even stopped up, the water temperature height because skirt is covered with paints and lacquers protection, can not be corroded easily yet.
Above improvement, also can reduce the workload that the maintenance fitter changes water sealing skirt cover, reduces the post work and clear up sedimentary workload, improved the production efficiency, guarantee walking beam furnace can be safely, stable, production efficiently.
Owing to adopting said structure, can arbitrarily use turbid circulating water and clean circulating water, turbid circulating water is comparatively speaking: flow greatly but dirtier, sediment is arranged, use for a long time in water sealed tank, have one deck sediment in pipe, strengthen the desilting amount, but the water temperature in water sealed tank is relatively low, can be at skirt cover middle junction one deck alkaline scale; Use the clean ring cooling water of high temperature camera, discharge is fewer, cause the water temperature in water sealed tank higher, meeting fouling on the skirt cover, can corrode the skirt cover for a long time, water seal seal closure surfaces externally and internally brushes one deck asphalt caulk, can effectively reduce the water in the water sealed tank at the etching extent to skirt cover, water sealed tank.
The above is exemplarily described the present invention by reference to the accompanying drawings; obviously specific implementation of the present invention is not subject to the restrictions described above; as long as adopted the improvement of the various unsubstantialities that method of the present invention design and technical scheme carry out; or without improving, design of the present invention and technical scheme are directly applied to other occasion, all within protection scope of the present invention.
Claims (4)
1. a walking beam furnace water seal seal closure, the water sealed tank (3) that comprises furnace bottom horse (1), translational frame (6), a plurality of seal closure (2) and respective numbers, also be provided with blow-off pipe (5), it is characterized in that: described water sealed tank (3) was connected by communicating pipe (4); Be located at the upper position close to upper edge hole of water sealed tank (3) described communicating pipe (4).
2. according to walking beam furnace water seal seal closure claimed in claim 1, it is characterized in that: described blow-off pipe (5) is connected with described water sealed tank (3) bottom, and the output of described blow-off pipe (5) is connected with the furnace bottom trench.
3. according to walking beam furnace water seal seal closure claimed in claim 1, it is characterized in that: the surface of described seal closure (2) is provided with two-layer seal closure pitch enamelled coating (7).
4. according to walking beam furnace water seal seal closure claimed in claim 1, it is characterized in that: the surfaces externally and internally of described water sealed tank (3) is provided with water sealed tank protection enamelled coating (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100096029A CN103471384A (en) | 2013-01-10 | 2013-01-10 | Water-seal sealing cover for walking beam heating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100096029A CN103471384A (en) | 2013-01-10 | 2013-01-10 | Water-seal sealing cover for walking beam heating furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103471384A true CN103471384A (en) | 2013-12-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100096029A Pending CN103471384A (en) | 2013-01-10 | 2013-01-10 | Water-seal sealing cover for walking beam heating furnace |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107489771A (en) * | 2017-09-26 | 2017-12-19 | 重庆赛迪热工环保工程技术有限公司 | A kind of walking beam furnace water-sealing system |
| CN113418395A (en) * | 2021-06-17 | 2021-09-21 | 南京钢铁股份有限公司 | Repair method for solving water leakage of water seal tank of heating furnace |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6311614A (en) * | 1986-06-30 | 1988-01-19 | Daido Steel Co Ltd | Scale discharger for walking beam type heating furnace |
| CN201155927Y (en) * | 2007-12-19 | 2008-11-26 | 中冶南方(武汉)威仕工业炉有限公司 | Walking beam type heating stove dregs-scraping device |
| CN202420165U (en) * | 2012-01-11 | 2012-09-05 | 中冶东方工程技术有限公司 | Water supply and drainage device for water sealing tanks of walking beam heating furnace |
| CN202415589U (en) * | 2011-11-23 | 2012-09-05 | 马钢(集团)控股有限公司 | Sealing water discharge device for converter skirt |
-
2013
- 2013-01-10 CN CN2013100096029A patent/CN103471384A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6311614A (en) * | 1986-06-30 | 1988-01-19 | Daido Steel Co Ltd | Scale discharger for walking beam type heating furnace |
| CN201155927Y (en) * | 2007-12-19 | 2008-11-26 | 中冶南方(武汉)威仕工业炉有限公司 | Walking beam type heating stove dregs-scraping device |
| CN202415589U (en) * | 2011-11-23 | 2012-09-05 | 马钢(集团)控股有限公司 | Sealing water discharge device for converter skirt |
| CN202420165U (en) * | 2012-01-11 | 2012-09-05 | 中冶东方工程技术有限公司 | Water supply and drainage device for water sealing tanks of walking beam heating furnace |
Non-Patent Citations (1)
| Title |
|---|
| 吴培军: "浅谈步进式加热炉炉底机械设备安装技术", 《科技情报开发与经济》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107489771A (en) * | 2017-09-26 | 2017-12-19 | 重庆赛迪热工环保工程技术有限公司 | A kind of walking beam furnace water-sealing system |
| CN113418395A (en) * | 2021-06-17 | 2021-09-21 | 南京钢铁股份有限公司 | Repair method for solving water leakage of water seal tank of heating furnace |
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Application publication date: 20131225 |