CN102390916B - 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 PDF

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Publication number
CN102390916B
CN102390916B CN2011102205572A CN201110220557A CN102390916B CN 102390916 B CN102390916 B CN 102390916B CN 2011102205572 A CN2011102205572 A CN 2011102205572A CN 201110220557 A CN201110220557 A CN 201110220557A CN 102390916 B CN102390916 B CN 102390916B
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brick
spray gun
holster
new
mouth
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CN102390916A (en
Inventor
张志兴
薛亮
张红泉
钟树强
翁晓东
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Jushi Group Co Ltd
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Jushi Group Co Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00Technologies relating to the processing of minerals
    • Y02P40/50Glass production, e.g. reusing waste heat during processing or shaping

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

Hot tank furnace melting end breastwork is down changed the method for holster brick
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, the replacing of spray gun brick is convenient in this design, but because the holster brick of this design can't be changed, when the holster brick corrodes to a certain degree, the use of spray gun brick will be had a strong impact on, 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 had down both needed to 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, the several piece brick that forms outside stove, have with the laminated portions correspondingly-shaped is combined into the refractory materials aggregate, 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 metallurgy industry steel-making converter 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 being all under hot environment, above-mentioned two disclosed technical schemes of documents change operation, but aforesaid method can not be applied to change tank furnace melting end breastwork holster brick, reason is that tank furnace is glass furnace, the kiln breastwork is built by laying bricks or stones on tuckstone, 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 is except 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: at first will need the gas valve before the spray gun of the holster brick changed to close, then, remove the insulating cotton between spray gun brick and the spray gun brick mouth, adjust the flow of the preceding oxygen valve of spray gun, then, pull down spray gun and change that to pull down be for corresponding with the dismounting spray gun of front into, the gas line of combustion gas is supplied in dismounting down to gas valve then, and close oxygen valve and the following oxygen hose to the oxygen valve supply oxygen of dismounting, 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 removing insulating cotton, removal gas line and oxygen hose are convenient to the back and are taken off the spray gun brick, 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 described oxygen valve is between 60 cubic metres/hour-90 cubic metres/hour before the adjustment rifle of the present invention.Oxygen can cool off spray gun at flow in above-mentioned scope.
When the spray gun brick corrodes not serious, do not cling with the holster brick, b step of the present invention is removed old spray gun brick specifically: put length 1m to 2m before old holster brick, the H steel of specification 100 * 50 to 200 * 100, one 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, the other end relative with a described end is fixed on the insulating brick, and a surface and the going to the bottom of spray gun brick of described first steel plate flush, then, take off the insulating cotton of spray gun brick mouth, then, the spray gun brick is moved out on described first steel plate, the spray gun brick is removed after wrapping up with insulating cotton.
When the spray gun brick corrodes serious, spray gun brick and holster brick cling, the spray gun brick can't directly shift out, b step of the present invention is removed old spray gun brick specifically: put length 1m to 2m before old holster brick, the H steel of specification 100 * 50 to 200 * 100, one 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, the other end relative with a described end is fixed on the insulating brick, one surface and the going to the bottom of spray gun brick of described first steel plate flush, adopt pneumatic pick in the middle of the spray gun brick beginning smash this spray gun brick, slowly take out the spray gun brick of smashing then, and old spray gun brick complete liquidation is totally taken out.
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, the old holster brick of a side is sliced off taking-up, to be placed on steel plate for new holster brick, slowly the holster brick with this new side moves into place and is installed in described side, changes the holster brick of another side and the base plate of 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, with new spray gun brick shift-in 60mm to 80mm in the holster brick mouth, continue preheating and per half an hour then toward the interior shift-in 50mm to 70mm of holster brick mouth, up to fully new spray gun brick being moved on to the position, 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 by 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, thereby guarantee the work-ing life of spray gun brick, be conducive to the burning of spray gun, reduced unnecessary energy expenditure, made that the glass smelting quality is better.
2, little by method task difficulty of the present invention, safety is easy to operate, and new holster brick replaces with and is difficult for bursting, 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 erosion is arrived 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.
Gas valve before the spray gun of the holster brick 3 of needs replacing is closed, use the hook hook except the insulating cotton between spray gun brick 4 and the spray gun brick mouth.Oxygen valve makes oxygen flow suitable before adjusting 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 with pipe vice, clog gun slot with insulating cotton.
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.
When spray gun brick 4 corrodes not serious, when not clinging with holster brick 3, 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, 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, lentamente old spray gun brick 4 is moved out on the steel plate with crowbar and hook.Old spray gun brick 4 is moved on on the hand operated transport, fork is walked to put well, with insulating cotton it is encased again.
When spray gun brick 4 corrodes serious, 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, 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.Pneumatic line and water pipe are ready to, install big pneumatic pick, beat with big pneumatic pick, spray gun brick 4 is begun to smash from the centre, slowly take out then.The second-hand brick complete liquidation is totally taken out.
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, with ramming mass the hollow place is repaired.Cover rifle brick 3 with this new side of hydraulic pressure handlebar wins over, and with hand operated transport the cover rifle brick 3 of this new side is placed on the steel plate again, slowly the cover rifle brick 3 of this side is moved on to the position.Slice off the holster brick 3 of another side with diamond chain saw, and take out, with ramming mass the hollow place is repaired.Holster brick 3 with this new side of hydraulic pressure handlebar wins over, and with hand operated transport the holster brick 3 of this new side is placed on the steel plate again, slowly the holster brick 3 of this new side is moved on to the position.Slice off the base plate brick of holster brick 3 with diamond chain saw, and take out, with ramming mass the hollow place is repaired.The base plate brick new with the hydraulic pressure handlebar wins over, and with hand operated transport new base plate brick is placed on the steel plate again, slowly new base plate brick moved on to the position.
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 with hand operated transport new spray gun brick 4 is placed on the steel plate again.New spray gun brick 4 is moved on to holster brick mouth place flat, 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 half an hour is toward the interior about 50mm to 70mm of shift-in of holster brick mouth, up to fully new spray gun brick 4 being moved on to the position then.Filled in insulating cotton with seam between the 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, spray gun 5 is filled in from rifle brick mouth, with monkey wrench the fixing fixed support of rifle is twisted.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 with insulating cotton, the hollow place is repaired and with around the crowbar cleaning rifle brick mouth time with ramming mass, 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 not breaking away from change and the retouching of doing in the spirit and scope of the present invention, all should belong to protection scope of the present invention.

Claims (7)

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 is except old holster brick, and piecemeal is installed new holster brick; D step: new spray gun brick is installed; Wherein c step blocked breaking except old holster brick detailed process is: at first block holster brick mouth with insulating cotton, again the breastwork around the holster brick is supported temporarily, with diamond chain saw the old holster brick of a side is sliced off taking-up, with ramming mass the hollow place is repaired, to be placed on steel plate for new holster brick, slowly the holster brick with this new side moves into place and is installed in described side, changes the holster brick of another side and the base plate of holster brick according to the method described above earlier.
2. hot tank furnace melting end breastwork down according to claim 1 is changed the method for holster brick, it is characterized in that: described a step is closed gas valve and oxygen valve, removing spray gun specifically comprises: at first will need the gas valve before the spray gun of the holster brick changed to close, then, remove the insulating cotton between spray gun brick and the spray gun brick mouth, adjust the flow of the preceding oxygen valve of spray gun, then, pull down spray gun and change that to pull down be for corresponding with the dismounting spray gun of front into, the gas line of combustion gas is supplied in dismounting down to gas valve then, and close oxygen valve and the following oxygen hose to the oxygen valve supply oxygen of dismounting, clog 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 described adjustment spray gun specifically is that flow control with described 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, it is characterized in that: described b step is removed old spray gun brick specifically: put length 1m to 2m before old holster brick, the H steel of specification 100*50 to 200*100, one 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, the other end relative with a described end is fixed on the insulating brick, one surface and the going to the bottom of spray gun brick of described first steel plate flush, then, take off the insulating cotton of spray gun brick mouth, then, the spray gun brick is moved out on described first steel plate, and 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: put length 1m to 2m before old holster brick, the H steel of specification 100*50 to 200*100, one 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, the other end relative with a described end is fixed on the insulating brick, one surface and the going to the bottom of spray gun brick of described first steel plate flush, adopt pneumatic pick in the middle of the spray gun brick beginning smash this spray gun brick, slowly take out the spray gun brick of smashing then, and old spray gun brick complete liquidation is totally taken out.
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 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, with new spray gun brick shift-in 60mm to 80mm in the holster brick mouth, continue preheating and per half an hour then toward the interior shift-in 50mm to 70mm of holster brick mouth, up to fully new spray gun brick being moved on to the position, between new spray gun brick and holster brick mouth, filled in insulating cotton at last.
7. 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.
CN2011102205572A 2011-08-03 2011-08-03 Method for replacing gun sleeve bricks of breast wall at melting part of tank furnace in heat state Active CN102390916B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

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