CN102390916A - Method for replacing gun sleeve bricks of breast wall at melting part of tank furnace in heat state - Google Patents
Method for replacing gun sleeve bricks of breast wall at melting part of tank furnace in heat state Download PDFInfo
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- CN102390916A CN102390916A CN2011102205572A CN201110220557A CN102390916A CN 102390916 A CN102390916 A CN 102390916A CN 2011102205572 A CN2011102205572 A CN 2011102205572A CN 201110220557 A CN201110220557 A CN 201110220557A CN 102390916 A CN102390916 A CN 102390916A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
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Abstract
The invention discloses a method for replacing gun sleeve bricks of a breast wall at a melting part of a tank furnace in a heat state. The method for replacing the gun sleeve bricks of the breast wall at the melting part of the tank furnace in the heat state comprises the following steps of: a. turning off a gas fuel valve and an oxygen valve and removing a spray gun; b. removing old spray gun bricks; c. removing old gun sleeve bricks one by one and installing new gun sleeve bricks one by one; and d. installing new spray gun bricks. The method has the effects of restoring the ideal burning state of a spray gun, eliminating energy consumption, improving glass melting quality and being safe and convenient to operate.
Description
Technical field
The present invention relates to a kind of hot tank furnace melting end breastwork down and change the method for holster brick.
Background technology
At present, glass melter generally adopts breastwork spray gun brick to build the design of holster brick all around by laying bricks or stones, and the replacing of spray gun brick is convenient in this design; But owing to the holster brick of this design can't be changed, when the holster brick corrodes to a certain degree, with the use that has a strong impact on the spray gun brick; Thereby shorten spray gun brick work-ing life; And cause the burning of rifle undesirable, energy expenditure is big, and the glass smelting quality is undesirable.Holster brick in hot replacing tank furnace melting end breastwork down both need guarantee operator's personnel safety, also will avoid the consumption of energy simultaneously, also the construction quality of high temperature service operation was had higher requirement in addition.
The patent No. is 99127073.8; A kind of hot replacing method for repairing and mending of part of combustion chamber brick of coke oven is disclosed in the Chinese patent of patent name for " coke oven method for repairing and mending and repairing device for bringing bricks into it "; This method is the brick in the stove to be repaired the space carry out thermal insulation; After removing the brick of body of wall repairing portion; The body of wall that should repair is divided into several laminated portions, is combined into the refractory materials aggregate to the several piece brick that outside stove, forms, have with the laminated portions correspondingly-shaped, moves in the stove it and masonry panel.
The patent No. is 201010292592.0, and patent name discloses a kind of method of changing brick cup of converter tapping hole in the Chinese patent of " a kind of method of changing brick cup of converter tapping hole ", belongs to the metallurgy industry steel-making converter and uses technical field of refractory materials.Technical scheme comprises following steps: 1. clear up the tapping accumulated slag, remove tap hole; 2. remove, clear up the tap hole brick cup; 3. return the good tap hole brick cup of dress cleaning; 4. fill brick cup space all around; 5. the tap hole outer casing is installed; 6. install tap hole.
Though above-mentioned two disclosed technical schemes of documents are all and under hot environment, change operation; But aforesaid method can not be applied to change tank furnace melting end breastwork holster brick; Reason is that tank furnace is a glass furnace, and the kiln breastwork is built by laying bricks or stones on tuckstone, and breastwork does not all have directly to contact with glass metal with tuckstone; The temperature of the inner breastwork of tank furnace is between 1500 ℃ to 1600 ℃, and glass metal is mobile in addition under hot.
Summary of the invention
Technical problem to be solved by this invention is to overcome deficiency of the prior art and a kind of ideal burning state that can recover spray gun is provided; Eliminate energy expenditure; Improve the glass smelting quality, the hot tank furnace melting end breastwork down of easy-to-operate is changed the method for holster brick.
The technical scheme that the present invention solves the problems of the technologies described above employing is: this hot tank furnace melting end breastwork is down changed the method for holster brick, may further comprise the steps: a step: close gas valve and oxygen valve, remove spray gun; B step: remove old spray gun brick; The c step: blocked breaking removes old holster brick, and piecemeal is installed new holster brick; D step: new spray gun brick is installed, is adopted such method, slow down the spray gun erosive velocity, recover the perfect condition that is burned to of rifle, eliminate the energy unnecessary consumption, improve the glass smelting quality.
A step of the present invention is closed gas valve and oxygen valve; Removing spray gun specifically comprises: the gas valve before the spray gun of the holster brick that at first will change is closed, and then, removes the insulating cotton between spray gun brick and the spray gun brick mouth; The flow of the oxygen valve before the adjustment spray gun; Then, pull down spray gun and change that to pull down be for corresponding with the dismounting spray gun of front into, dismounting is down to the gas line of gas valve supply combustion gas then; And close oxygen valve and the following oxygen hose of dismounting to the oxygen valve supply oxygen, clog the muzzle of spray gun with insulating cotton.Closing the purpose that finishes gas valve and oxygen valve is to make the spray gun burning stop, and removes insulating cotton, removal gas line and oxygen hose and is convenient to take off the spray gun brick at the back, and gas line is in the right on of rifle brick, if do not take off the replacing that then can block the spray gun brick.
The oxygen valve flow specifically is that flow control with said oxygen valve is between 60 cubic metres/hour-90 cubic metres/hour before the adjustment rifle according to the invention.Oxygen can cool off spray gun at flow in above-mentioned scope.
Not serious when the erosion of spray gun brick, not cling with the holster brick, b step of the present invention is removed old spray gun brick specifically: before old holster brick, put length 1m to 2m; The H steel of specification 100 * 50 to 200 * 100, a block length 250mm to 350mm, wide 100mm to 200mm; One end of first steel plate of thickness 8mm to 12mm is weldingly fixed on the H steel, is fixed on the insulating brick with the relative the other end of a said end, and a surface and the going to the bottom of spray gun brick of said first steel plate flush; Then, take off the insulating cotton of spray gun brick mouth, then; The spray gun brick is moved out on said first steel plate, and the spray gun brick is removed after wrapping up with insulating cotton.
Serious when the erosion of spray gun brick, spray gun brick and holster brick cling, and the spray gun brick can't directly shift out; B step of the present invention is removed old spray gun brick specifically: before old holster brick, put length 1m to 2m; The H steel of specification 100 * 50 to 200 * 100, a block length 250mm to 350mm, wide 100mm to 200mm; One end of first steel plate of thickness 8mm to 12mm is weldingly fixed on the H steel; Be fixed on the insulating brick with the relative the other end of a said end, a surface of said first steel plate flushes with going to the bottom of spray gun brick, adopts this spray gun brick of smashing that pneumatic pick begins in the middle of the spray gun brick; Slowly take out the spray gun brick of smashing then, and totally take out old spray gun brick complete liquidation.
C step blocked breaking of the present invention removes old holster brick specifically: at first block holster brick mouth with insulating cotton; Again the breastwork around the holster brick is supported temporarily; A lateral old holster brick is sliced off taking-up; To be used for new holster brick and be placed on steel plate, slowly this new lateral holster brick moved into place and be installed in said side, change the base plate of another lateral holster brick and holster brick according to the method described above earlier.With the holster brick cut into two sides and base plate totally three partial dismantling install, compare above-mentioned three part integral body and tear open afterwards earlier and adorn, benefit is: when 1, the holster brick was pulled down, the hole area was little, and the operating environment temperature is low, operated safer; 2, new holster brick range of temperature when changing is little, is not easy during replacing to burst.
D step of the present invention is installed new spray gun brick and is comprised: at first clear up holster brick mouth; Block holster brick mouth with insulating cotton, new spray gun brick is placed on the steel plate, new spray gun brick is displaced to holster brick mouth and flushes with holster brick mouth place; Exposed each face of new spray gun brick is all wrapped with insulating brick; After the preheating 2 hours,, continue preheating and per half a hour shift-in 50mm to 70mm in the holster brick mouth then with new spray gun brick shift-in 60mm to 80mm in the holster brick mouth; Up to moving on to the position to new spray gun brick fully, between new spray gun brick and holster brick mouth, filled in insulating cotton at last.
The present invention fills in spray gun and fix from spray gun brick mouth after installing new spray gun brick, connects oxygen hose and gas line respectively, opens oxygen valve earlier and opens gas valve again, regulates flow and makes the spray gun burning reach normal situation.
The present invention compared with prior art has the following advantages:
1, can change through method of the present invention and be difficult to the holster brick changed originally; When the holster brick corrodes to a certain degree; Replacing holster brick that can be convenient and safe, thus help the burning of spray gun the work-ing life of assurance spray gun brick; Reduced unnecessary energy expenditure, made that the glass smelting quality is better.
2, little through method task difficulty of the present invention, safety is easy to operate, and new holster brick is difficult for bursting on changing, and is applicable to the melting end holster brick structure of current all cell furnaces.
Description of drawings
Fig. 1 is not for changing the breastwork structural representation before the holster brick.
Fig. 2 pulls down spray gun brick breastwork structural representation afterwards.
Fig. 3 pulls down holster brick breastwork structural representation afterwards.
Fig. 4 loads onto holster brick breastwork structural representation afterwards.
Fig. 5 loads onto spray gun brick breastwork structural representation afterwards.
Embodiment
Referring to Fig. 1, tank furnace melting end breastwork comprises breast wall brick 1, insulating brick 2, holster brick 3 and spray gun brick 4, the breast wall brick 1 outer insulating brick 2 of laying, and spray gun 5 is arranged in the spray gun brick mouth of spray gun brick 4.Use after for some time, holster brick 3 begins to be etched, and after corroding to a certain degree, just needs to change holster brick 3.
The method of replacing holster brick 3 of the present invention may further comprise the steps:
Step a, close gas valve and oxygen valve, remove spray gun 5.
Close the gas valve before the spray gun of the holster brick 3 of needs replacing, remove the insulating cotton between spray gun brick 4 and the spray gun brick mouth with the hook hook.Oxygen valve makes oxygen flow suitable before the adjustment rifle, and the flow control of general oxygen valve is at 60 cubic metres/hour-90 cubic metres/hour, and like this, oxygen can cool off spray gun, is convenient to take arms, and begins then to take arms.Turn on the fixedly fixed support of spray gun 5 with monkey wrench, back out gas line with pipe vice again, turn off oxygen valve, back out oxygen hose, clog gun slot with insulating cotton with pipe vice.
B, the old spray gun brick 4 of dismounting.
Referring to Fig. 2, the erosion degree different according to old spray gun brick 4 adopts different method for dismounting.
Not serious when 4 erosions of spray gun brick, when not clinging, before the holster brick 3 that need are changed, put length 1m to 2m with holster brick 3; The H steel of specification 100*50 to 200*100 is put a block length 250mm to 350mm, wide 100mm to 200mm on the insulating brick before H steel and the spray gun brick 4; The steel plate of thickness 8mm to 12mm; Steel plate height and going to the bottom of spray gun brick 4 flush, and steel plate one end welds on the H steel with electric welding, and the other end is fixed on the insulating brick.Take off the insulating cotton of gun slot, be moved out to old spray gun brick 4 on the steel plate lentamente with crowbar and hook.Move on to old spray gun brick 4 on the hand operated transport, fork is walked to put well, encases it with insulating cotton again.
Serious when 4 erosions of spray gun brick, spray gun brick 4 clings with holster brick 3, when spray gun brick 4 can't directly shift out; Before the holster brick 3 that need are changed, put length 1m to 2m, the H steel of specification 100*50 to 200*100 is put a block length 250mm to 350mm on the insulating brick before H steel and the spray gun brick 4; Wide 100mm to 200mm, the steel plate of thickness 8mm to 12mm, steel plate height and going to the bottom of spray gun brick 4 flush; Steel plate one end welds on the H steel with electric welding, and the other end is fixed on the insulating brick.Be ready to pneumatic line and water pipe, install big pneumatic pick, beat, begin spray gun brick 4 to smash from the centre, slowly take out then with big pneumatic pick.Totally take out the second-hand brick complete liquidation.
C, the old holster brick 3 of dismounting are installed new holster brick 3.
Referring to Fig. 3, Fig. 4, remove after the old spray gun brick 4, block holster brick mouth with insulating cotton, again the breastwork around the holster brick 3 has been carried out interim support.Then diamond chain saw is connected pneumatic line and water pipe, slice off a side of old holster brick 3 with diamond chain saw, and take out, the hollow place is repaired with ramming mass.This lateral cover rifle brick 3 new with the hydraulic pressure handlebar wins over, and is placed on this new lateral cover rifle brick 3 on the steel plate with hand operated transport again, slowly moves on to the position to this lateral cover rifle brick 3.Slice off another lateral holster brick 3 with diamond chain saw, and take out, the hollow place is repaired with ramming mass.This lateral holster brick 3 new with the hydraulic pressure handlebar wins over, and is placed on this new lateral holster brick 3 on the steel plate with hand operated transport again, slowly moves on to the position to this new lateral holster brick 3.Slice off the base plate brick of holster brick 3 with diamond chain saw, and take out, the hollow place is repaired with ramming mass.The base plate brick new with the hydraulic pressure handlebar wins over, and is placed on new base plate brick on the steel plate with hand operated transport again, slowly moves on to the position to new base plate brick.
D, the new spray gun brick 4 of installation.
Referring to Fig. 5, at first clear up holster brick mouth, block holster brick mouth with insulating cotton.The spray gun brick 4 new with the hydraulic pressure handlebar wins over, and is placed on new spray gun brick 4 on the steel plate with hand operated transport again.Move on to new spray gun brick 4 with holster brick mouth place flatly, each face that new spray gun brick 4 is exposed is all wrapped with insulating brick, and preheating is after about 2 hours, new spray gun brick 4 about 60mm to 80mm mm of shift-in in the holster brick mouths, continuation preheating.Per then half a hour is toward the interior about 50mm to 70mm of shift-in of holster brick mouth, up to moving on to the position to new spray gun brick 4 fully.Filled in insulating cotton with seam between new spray gun brick 4 of hook holder and the holster brick mouth again.
E, installation spray gun connect oxygen hose and gas line, light spray gun.
Referring to Fig. 5, fill in spray gun 5 from rifle brick mouth, twist the fixing fixed support of rifle with monkey wrench.With the pipe vice oxygen hose of screwing on, with the pipe vice gas line of screwing on.Open oxygen valve earlier, opening gas valve, regulate flow and make gun burner reach suitable situation.Observe the gun burner situation, after all are normal, keep instrument well, sweep the scene, change the end of job.
It should be noted that: 1, block spray gun brick mouth, the hollow place is repaired and with around the crowbar cleaning rifle brick mouth time with ramming mass with insulating cotton, must be good spray gun brick mouth shelves, prevent that kiln hot gas from scalding the people.2, before closing combustion gas replacing rifle brick, the notice kiln safeguards that work point prepares the gas flow of other each rifle bricks, has stablized kiln temperature.3, in the replacing process, when there are difference in unusual circumstance or related personnel, supspend replacing, organize related personnel's analysis of discussing, continue operation after reaching an agreement again.
Though the present invention with embodiment openly as above; But it is not in order to limit protection scope of the present invention; Any technician who is familiar with this technology, change and the retouching in not breaking away from design of the present invention and scope, done all should belong to protection scope of the present invention.
Claims (8)
1. the method for the hot replacing of a tank furnace melting end breastwork down holster brick is characterized in that: may further comprise the steps: a step: close gas valve and oxygen valve, remove spray gun; B step: remove old spray gun brick; The c step: blocked breaking removes old holster brick, and piecemeal is installed new holster brick; D step: new spray gun brick is installed.
2. hot tank furnace melting end breastwork down according to claim 1 is changed the method for holster brick, and it is characterized in that: described a step is closed gas valve and oxygen valve, and remove spray gun and specifically comprise: the gas valve before the spray gun of the holster brick that at first will change is closed; Then; Remove the insulating cotton between spray gun brick and the spray gun brick mouth, the flow of the oxygen valve before the adjustment spray gun, then; Pull down spray gun and change that to pull down be for corresponding with the dismounting spray gun of front into; Dismounting is down to the gas line of gas valve supply combustion gas then, and closes oxygen valve and dismounting down to the oxygen hose of oxygen valve supply oxygen, clogs the muzzle of spray gun with insulating cotton.
3. hot down tank furnace melting end breastwork according to claim 2 is changed the method for holster brick, it is characterized in that, the oxygen valve flow before the said adjustment spray gun specifically is that flow control with said oxygen valve is between 60 cubic metres/hour-90 cubic metres/hour.
4. hot tank furnace melting end breastwork down according to claim 1 is changed the method for holster brick, and it is characterized in that: described b step is removed old spray gun brick specifically: before old holster brick, put length 1m to 2m, the H steel of specification 100*50 to 200*100; One block length 250mm to 350mm, wide 100mm to 200mm, an end of first steel plate of thickness 8mm to 12mm is weldingly fixed on the H steel; Be fixed on the insulating brick with the relative the other end of a said end, a surface and the going to the bottom of spray gun brick of said first steel plate flush, then; Take off the insulating cotton of spray gun brick mouth; Then, the spray gun brick is moved out on said first steel plate, the spray gun brick is removed after wrapping up with insulating cotton.
5. hot tank furnace melting end breastwork down according to claim 1 is changed the method for holster brick; It is characterized in that: described b step is removed old spray gun brick specifically: before old holster brick, put length 1m to 2m; The H steel of specification 100*50 to 200*100, a block length 250mm to 350mm, wide 100mm to 200mm; One end of first steel plate of thickness 8mm to 12mm is weldingly fixed on the H steel; Be fixed on the insulating brick with the relative the other end of a said end, a surface of said first steel plate flushes with going to the bottom of spray gun brick, adopts this spray gun brick of smashing that pneumatic pick begins in the middle of the spray gun brick; Slowly take out the spray gun brick of smashing then, and totally take out old spray gun brick complete liquidation.
6. hot tank furnace melting end breastwork down according to claim 1 is changed the method for holster brick; It is characterized in that: described c step blocked breaking removes old holster brick specifically: at first block holster brick mouth with insulating cotton; Again the breastwork around the holster brick is supported temporarily; A lateral old holster brick is sliced off taking-up; To be used for new holster brick and be placed on steel plate, slowly this new lateral holster brick moved into place and be installed in said side, change the base plate of another lateral holster brick and holster brick according to the method described above earlier.
7. hot tank furnace melting end breastwork down according to claim 1 is changed the method for holster brick; It is characterized in that: described d step is installed new spray gun brick and is comprised: at first clear up holster brick mouth; Block holster brick mouth with insulating cotton, new spray gun brick is placed on the steel plate, new spray gun brick is displaced to holster brick mouth and flushes with holster brick mouth place; Exposed each face of new spray gun brick is all wrapped with insulating brick; After the preheating 2 hours,, continue preheating and per half a hour shift-in 50mm to 70mm in the holster brick mouth then with new spray gun brick shift-in 60mm to 80mm in the holster brick mouth; Up to moving on to the position to new spray gun brick fully, between new spray gun brick and holster brick mouth, filled in insulating cotton at last.
8. hot tank furnace melting end breastwork down according to claim 1 is changed the method for holster brick; It is characterized in that: also comprise: after installing new spray gun brick spray gun is filled in and fixed from spray gun brick mouth; Connect oxygen hose and gas line respectively; Open oxygen valve earlier and open gas valve again, regulate flow and make the spray gun burning reach normal situation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011102205572A CN102390916B (en) | 2011-08-03 | 2011-08-03 | Method for replacing gun sleeve bricks of breast wall at melting part of tank furnace in heat state |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011102205572A CN102390916B (en) | 2011-08-03 | 2011-08-03 | Method for replacing gun sleeve bricks of breast wall at melting part of tank furnace in heat state |
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| CN102390916A true CN102390916A (en) | 2012-03-28 |
| CN102390916B CN102390916B (en) | 2013-09-04 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103674820A (en) * | 2013-11-11 | 2014-03-26 | 巨石集团有限公司 | Method for measuring corrosion condition of inner-layer tank wall of smelting part of tank furnace at thermal state |
| CN107892466A (en) * | 2017-11-30 | 2018-04-10 | 信义环保特种玻璃（江门）有限公司 | The tank block replacing options of glass melter |
| CN113865349A (en) * | 2021-08-23 | 2021-12-31 | 白银有色集团股份有限公司 | Method for replacing oxidation reduction port bricks in rotary anode furnace in thermal state |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103674820A (en) * | 2013-11-11 | 2014-03-26 | 巨石集团有限公司 | Method for measuring corrosion condition of inner-layer tank wall of smelting part of tank furnace at thermal state |
| CN103674820B (en) * | 2013-11-11 | 2016-01-20 | 巨石集团有限公司 | A kind of method of hot state measurement tank furnace melting end internal layer pool wall erosion condition |
| CN107892466A (en) * | 2017-11-30 | 2018-04-10 | 信义环保特种玻璃（江门）有限公司 | The tank block replacing options of glass melter |
| CN113865349A (en) * | 2021-08-23 | 2021-12-31 | 白银有色集团股份有限公司 | Method for replacing oxidation reduction port bricks in rotary anode furnace in thermal state |
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