CN202107747U - Silver furnace smelting in copper smelting method - Google Patents
Silver furnace smelting in copper smelting method Download PDFInfo
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- CN202107747U CN202107747U CN2011201994622U CN201120199462U CN202107747U CN 202107747 U CN202107747 U CN 202107747U CN 2011201994622 U CN2011201994622 U CN 2011201994622U CN 201120199462 U CN201120199462 U CN 201120199462U CN 202107747 U CN202107747 U CN 202107747U
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Abstract
The utility model discloses a silver furnace smelting in a copper smelting method. The silver furnace comprises a converting area and a settling area; the interior of the converting area and the interior of the settling area are divided into gas-phase areas and liquid-phase areas; each gas-phase area comprises a flame high-temperature area; a horizontal water jacket is arranged on the furnace wall of a furnace body corresponding to the flame high-temperature area; and a water inlet pipe and a water outlet pipe of the horizontal water jacket are arranged outside the furnace wall of the furnace body. Since the horizontal water jacket is additionally arranged on the furnace wall corresponding to an easily-eroded area, the problem that refractory bricks at the flame high-temperature areas of the gas-phase areas on two sides of the silver furnace are seriously eroded is solved. Through actual production use, the furnace walls on two sides of the settling area and the converting area of the silver furnace of 106 square meters are not mended in 2009 to 2010, so that the service life of the silver furnace is prolonged, and the production efficiency is improved.
Description
Technical field
The utility model belongs to the copper technical field of smelting, relates in particular to a kind of Baiyin copper smelting process smelting furnace.
Background technology
Patent " silver molten bath oxygen-rich copper-smelting method and device thereof " (patent No. ZL88102733.2; Notification number CN1033843; Day for announcing 1989.07.12) a kind of matte smelting method of copper ore concentrates is disclosed; This method will be passed through the copper-contained material of batching, and furnace roof sealing gland charging opening adds the molten bath continuously from the smelting zone, and the heat that melting need replenish is supplied with by pulverized coal friring, and oxygen-rich air blasts the molten bath through the tuyere device that is installed in the smelting zone both walls; Furnace charge is involved in and spreads by the melt of strong agitation, accomplishes fusion process rapidly.
Copper with this method is built by laying bricks or stones is smelted smelting furnace (being designated hereinafter simply as the silver stove); It is the melting kiln of silver group company independent research; It is first procedure that pyrometallurgical is smelted; Bearing is the production task that existing three converters provide matte, and the silver stove working of a furnace and body of heater operation conditions directly affect the blister copper output of three converters.
The silver stove is a rectangle, builds by laying bricks or stones with high-quality refractory material, and body of heater is divided into blowing district and settling region through partition wall.The technical process of silver stove is following: go into the stove material by the composition preparation of procedure for preparation according to processing requirement; The furnace charge for preparing is far delivered to storage bunker by rotary conveyor, by disk feeder control feeding amount, adds in the stove uniformly through reinforced belt continuously through the chimney arch filling tube; Air port in both sides, blowing district blasts oxygen-rich air, makes melt that violent stirring take place, and the furnace charge of adding is heated rapidly, decomposes, melts, and makes sulphur and smelts; The matte mixture and the slag that form, through the partition wall passage, the entering settling region carries out settlement separate, output matte and slag.Matte is interrupted by settling region side wall baseline matte mouth emits, and supplies to bessemerize, and slag is then got rid of by settling region side wall slag notch, injects the slag pot and moves the slag field to.Smelt the high temperature SO that produces
2Flue gas is gone straight up to flue by blowing district and is got rid of, and behind waste heat boiler, delivers to the electricity back relieving haperacidity of gathering dust by induced-draft fan.
Silver stove present stage belongs to half self-heating bath smelting stove, and its reaction in furnace heat is removed the material id reaction generation heat, also need adopt pulverized coal friring that outer heat supply is provided.The fine coal that fine coal workshop section provides is delivered to burner in burner, the stove under wind of Middle pressure draught fan supply and secondary air effect, replenish the required outer heat supply of furnace charge fusing.Because the ash that produces behind the pulverized coal friring is under the boosting of combustion air; Speed can reach 10～12 meter per seconds; Promptly under about 1300 ℃ the condition, very serious with the furnace wall erosion of the body of heater both sides gas phase zone flame high-temperature area in blowing district in the temperature identical to the settling region with flue gas.Because former 100m
2The silver stove does not take water jacket to strengthen cooling protection to the refractory brick furnace wall of both sides gas phase zone flame high-temperature area, and it is very serious therefore to deteriorate.100m to former use
2The annual operation conditions of silver stove is added up, and each campaign all need be carried out 5～6 times mending by replacing a damaged part to the both sides furnace wall in settling region and blowing district, mends by replacing a damaged part all to belong to hot repair at every turn, has both taken human and material resources, has a strong impact on the stove life-span of production and metallurgical furnace kiln again.
The utility model content
The purpose of the utility model is the Baiyin copper smelting process smelting furnace that provides a kind of furnace wall to be difficult for erosion, long service life.
For realizing above-mentioned purpose, the technical scheme that the utility model is taked is:
A kind of Baiyin copper smelting process smelting furnace; Comprise settling region and blowing district; The settling region is divided into gas phase zone and liquid phase region again with inside, blowing district; Gas phase zone comprises the flame high-temperature area, and corresponding body of heater furnace wall place, said flame high-temperature zone is provided with horizontal water jacket, and the water inlet pipe of said horizontal water jacket and rising pipe are arranged on the outside of body of heater furnace wall.
Said horizontal water jacket is the molten copper water cast that set inside has copper pipe.
Be provided with two cover copper pipes in the said horizontal water jacket.
Said horizontal water jacket is cast greater than 99.8% cathode copper by copper content and is formed.
The Baiyin copper smelting process smelting furnace that adopts the utility model to provide, owing to be prone to have set up horizontal water jacket on the corresponding furnace wall in erosion zone, the refractory brick that has solved silver stove both sides gas phase zone flame high-temperature areas is by the problem of serious erosion.Through the actual use of producing, 2009～2010 years 106m
2Silver stove settling region is once mended by replacing a damaged part with the both sides furnace wall in blowing district, has prolonged the work-ing life of silver stove, has improved production efficiency.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the utility model structure A-A diagrammatic cross-section.
Fig. 3 is the utility model structure B-B diagrammatic cross-section.
Fig. 4 is the structural representation of the horizontal water jacket of the utility model.
Among the figure, the 1-district that blows, 2-settling region, 3-gas phase zone, 4-liquid phase region, 5-flame high-temperature zone, the horizontal water jacket of 6-, 7-copper pipe, 8-copper pipe, the wall body of the horizontal water jacket of 9-, 10-water inlet pipe, 11-rising pipe.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is elaborated.
Extremely shown in Figure 3 like Fig. 1; A kind of Baiyin copper smelting process smelting furnace comprises blowing district 1 and settling region 2, and blowing district 1 is divided into gas phase zone 3 and liquid phase region 4 again with 2 inside, settling region; Gas phase zone 3 comprises flame high-temperature zone 5; In blowing district 1 and 2 body of heater both sides, settling region, the furnace wall place of flame high-temperature zone 5 correspondences has built two-layer horizontal water jacket 6 up and down by laying bricks or stones.The size of horizontal water jacket 6 is as far as possible built by laying bricks or stones supportingly with refractory brick, and its outward appearance and size had better not influence building by laying bricks or stones of refractory brick.
As shown in Figure 4, horizontal water jacket 6 is molten copper water cast that inside comprises two cover copper pipes, and being cast greater than 99.8% cathode copper by copper content forms.Horizontal water jacket 6 is molten copper water cast that inside comprises two cover copper pipes, and the endoporus of copper pipe 7 and copper pipe 8 all requires not have off-centre, otherwise in bending, the disruptive phenomenon can occur; The internal diameter and the shape that should guarantee copper pipe 7 and copper pipe 8 during casting must not change because of fusion; Copper pipe 7 in the foundry goods must not leak outside with copper pipe 8, and copper pipe 7 is combined closely with the copper pipe 8 and the casting copper coin of horizontal water cover wall body 9; Between the casting copper coin of cooling back copper pipe 7 and copper pipe 8 and horizontal water cover wall body 9 obvious gap must not be arranged; Must not there be shrinkage cavity copper coin inside, and the copper coin surface should be smooth smooth, and the curving of castings is R=5.The wall body 9 of horizontal water jacket 6 is real cores, and whole horizontal water jacket 6 is empty except copper pipe 7 with copper pipe 8 inside, and other position all is an entity.
The installation and the use of horizontal water jacket are following:
106m
2Silver stove (apparent size 31 * 5m
2) when transforming, adopting the horizontal water jacket of cathode copper of four kinds of specifications, its specification is: 1220 * 905 * 100,1300 * 905 * 100,1490 * 905 * 100,1570 * 905 * 100, amount to 36.The copper pipe 7 of horizontal water jacket 6 inside and the external diameter of copper pipe 8 are that φ 65, internal diameter are φ 40.
Silver stove furnace head burner is the turbulence type powdered coal burner, and characteristics are that flame is short, concentrate the high-temperature zone, cold wind and fine coal cover in the input of burner end, and secondary hot-air gets into overcoat from tangential direction, exports the countervane that is provided with equidirectional rotation.Because burner, the body of heater both sides gas phase zone flame high-temperature area that causes settling region and blowing district is that flame and ash wash away the most serious zone in the pulverized coal friring process.So, in the furnace wall of body of heater both sides, settling region gas phase zone flame high-temperature area, built 10 horizontal water jackets by laying bricks or stones; In the furnace wall of blowing district body of heater both sides gas phase zone flame high-temperature area, 8 horizontal water jackets have been built by laying bricks or stones.
The copper pipe 7 and the copper pipe 8 of horizontal water jacket 6 are respectively equipped with water inlet pipe 10 and rising pipe 11, and water coolant flows into from water inlet pipe 10, through horizontal water jacket 6, respective regions are cooled off, and flow out through rising pipe 11 then.
Recirculated water supplies water for respectively the water inlet pipe 10 of each horizontal water jacket 6 by stokehold global cycle waterpipe, flows out to stokehold cyclic water tank separately from rising pipe 11 then; Cyclic water tank by separately imports the global cycle waterpipe; The water of global cycle waterpipe flow into circulating pump room, again through the water pump of circulating pump room, ceaselessly delivers to stokehold global cycle waterpipe.Water coolant ceaselessly circulates through water circulating pump, reaches the cooling effect to the smelting furnace body of heater, avoids the refractory brick of silver stove both sides gas phase zone flame high-temperature area to be taken place by the phenomenon of serious erosion.
Above-described only is the preferred embodiment of the utility model, does not limit to the utility model.Should be understood that for the person of ordinary skill of the art, under the teachings that the utility model provided, can also make other equivalent modifications and improvement, all can realize the purpose of the utility model, all should be regarded as the protection domain of the utility model.
Claims (4)
1. Baiyin copper smelting process smelting furnace; Comprise blowing district (1) and settling region (2); Blowing district (1) and inside, settling region (2) are divided into gas phase zone (3) and liquid phase region (4) again; Gas phase zone (3) comprises flame high-temperature zone (5), it is characterized in that: corresponding body of heater furnace wall place, said flame high-temperature zone (5) is provided with horizontal water jacket (6), and the water inlet pipe (10) of said horizontal water jacket (6) and rising pipe (11) are arranged on the outside of body of heater furnace wall.
2. a kind of Baiyin copper smelting process smelting furnace according to claim 1 is characterized in that: said horizontal water jacket (6) is the molten copper water cast that set inside has copper pipe.
3. a kind of Baiyin copper smelting process smelting furnace according to claim 2 is characterized in that: be provided with two cover copper pipes in the said horizontal water jacket (6).
4. a kind of Baiyin copper smelting process smelting furnace according to claim 2 is characterized in that: said horizontal water jacket (6) is cast greater than 99.8% cathode copper by copper content and is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201994622U CN202107747U (en) | 2011-06-14 | 2011-06-14 | Silver furnace smelting in copper smelting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201994622U CN202107747U (en) | 2011-06-14 | 2011-06-14 | Silver furnace smelting in copper smelting method |
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| Publication Number | Publication Date |
|---|---|
| CN202107747U true CN202107747U (en) | 2012-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011201994622U Expired - Fee Related CN202107747U (en) | 2011-06-14 | 2011-06-14 | Silver furnace smelting in copper smelting method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102828044A (en) * | 2012-09-07 | 2012-12-19 | 白银有色集团股份有限公司 | Silver and copper molten pool smelting furnace with adjustable outlet smoke flow velocity device |
| CN102828038A (en) * | 2012-09-07 | 2012-12-19 | 白银有色集团股份有限公司 | Method for treating converter slag of symmetrical full-slant copper melting pool smelting furnace |
| CN106282599A (en) * | 2016-08-29 | 2017-01-04 | 白银有色集团股份有限公司 | A kind of silver bath smelting furnace splay angle building method |
| CN107287442A (en) * | 2017-05-23 | 2017-10-24 | 西北矿冶研究院 | Continuous copper smelting device and copper smelting method |
-
2011
- 2011-06-14 CN CN2011201994622U patent/CN202107747U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102828044A (en) * | 2012-09-07 | 2012-12-19 | 白银有色集团股份有限公司 | Silver and copper molten pool smelting furnace with adjustable outlet smoke flow velocity device |
| CN102828038A (en) * | 2012-09-07 | 2012-12-19 | 白银有色集团股份有限公司 | Method for treating converter slag of symmetrical full-slant copper melting pool smelting furnace |
| CN102828044B (en) * | 2012-09-07 | 2014-05-14 | 白银有色集团股份有限公司 | Silver and copper molten pool smelting furnace with adjustable outlet smoke flow velocity device |
| CN102828038B (en) * | 2012-09-07 | 2016-01-20 | 白银有色集团股份有限公司 | The method of symmetrical full reclining formula copper bath smelting furnace process converter slag |
| CN106282599A (en) * | 2016-08-29 | 2017-01-04 | 白银有色集团股份有限公司 | A kind of silver bath smelting furnace splay angle building method |
| CN107287442A (en) * | 2017-05-23 | 2017-10-24 | 西北矿冶研究院 | Continuous copper smelting device and copper smelting method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINA NERIN ENGINEERING CO., LTD. Effective date: 20130416 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Guining Inventor after: Mao Yanjun Inventor after: Yu Zhiyan Inventor after: Huang Wenhua Inventor after: Liao Wenjiang Inventor before: Li Guining Inventor before: Mao Yanjun |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: LI GUINING MAO YANJUN TO: LI GUINING MAO YANJUN YU ZHIYAN HUANG WENHUA LIAO WENJIANG |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130416 Address after: 730900 Friendship Road, Baiyin District, Gansu, Baiyin, No. 96 Patentee after: Baiyin Nonferrous Metal Group Co., Ltd. Patentee after: China Nerin Engineering Co., Ltd. Address before: 730900 Friendship Road, Baiyin District, Gansu, Baiyin, No. 96 Patentee before: Baiyin Nonferrous Metal Group Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120111 Termination date: 20160614 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |