CN202349976U - Waste heat boiler for zinc concentrate acid-making - Google Patents
Waste heat boiler for zinc concentrate acid-making Download PDFInfo
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- CN202349976U CN202349976U CN2011204355442U CN201120435544U CN202349976U CN 202349976 U CN202349976 U CN 202349976U CN 2011204355442 U CN2011204355442 U CN 2011204355442U CN 201120435544 U CN201120435544 U CN 201120435544U CN 202349976 U CN202349976 U CN 202349976U
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- waste heat
- heat boiler
- heated surface
- boiler
- tube bank
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Abstract
The utility model discloses a waste heat boiler for zinc concentrate acid-making and relates to a forced-circulation and sub-medium-pressure waste heat boiler with a membrane water-cooling wall structure, and the waste heat boiler is provided with sub-medium-pressure superheated steam parameters and a full-membrane water-cooling wall structure. A steam manifold is formed by carrying out roll-welding on steel plates; the heads at the two ends of the steam manifold are provided with manhole devices; the boiler is of a horizontal passage type structure; a heated surface is of a serpentine tube bundle structure which is assembled through a top cover and is vertically hung in a flue; flue gas transversely scours a heated surface tube bundle; the heated surface tube bundle is provided with an ash-removing rapping device; boiler water is forcibly circulated by using a hot water circulating pump; and a boil wall is replaced by a membrane water-cooling wall. The waste heat boiler for the zinc concentrate acid-making has the advantages that the waste heat boiler is of a horizontal passage type; the heated surface is of the serpentine tube bundle structure, the flue gas transversely scours the heated surface tube bundle, the waste heat boiler is provided with the membrane water-cooling wall structure, so that the sealability is good, and the heat-transferring effect is good; the heated surface tube bundle is provided with the special rapping device, so that the ash cleaning is easy, the ash deposition is difficult, and the probability of bridging arising from deposition does not exist; the boiler water is forcibly circulated by using the hot water circulating pump, so that the circulating effect of the boiler water is stable, and the booster of the boiler is prevented; and the structural layout of the heated surface tube bundle of the boiler is compact, and the overall weight of the waste heat boiler is light.
Description
Technical field
The utility model relates to zinc concentrate relieving haperacidity waste heat boiler; Press superheated steam parameter, forced circulation, film water cold wall structure waste heat boiler in particularly a kind of time; Be installed in raw material ore deposit (zinc concentrate, troilite etc.) roaster outlet; The heat of high-temperature flue gas is produced time middle device of pressing superheated steam (2.5Pa, 400 ℃) steam supply wheel unit generation through this patent equipment.
Background technology
Waste heat boiler in the raw material ore deposit roaster outlet configuration of nonferrous metallurgy system all is to produce saturated vapor, is main with steam supply all generally, because the type selecting of saturated vapor generating set difficulty, the generating efficiency is low.The scope and the development prospect of nonferrous metallurgy system raw material ore deposit roaster outlet high-temperature flue gas UTILIZATION OF VESIDUAL HEAT IN have been limited.And waste heat boiler produces superheated steam, and can make full use of the energy carries out cogeneration or steam supply, has enlarged the purposes scope of UTILIZATION OF VESIDUAL HEAT IN.
The utility model content
The utility model technical problem to be solved is to provide a kind of zinc concentrate relieving haperacidity waste heat boiler, and boiler is the horizontal channel formula, and heating surface is that snakelike Pipe bundle structure vertically is suspended in the flue flue gas transversal flow heating surface pipe through the assembling of top cover case; Heated surface bundle has special rapping apparatus, and stove water is made forced circulation with hot water circulating pump; Waste heat boiler heating surface is that snakelike Pipe bundle structure is assembled into integral body through the top cover case, and boiler does not have wall pipe, good airproof performance; Fin panel casing replaces furnace wall, and heat-insulating property is high; The heated surface bundle compact conformation, the waste heat boiler overall weight is light.
In order to solve the problems of the technologies described above; The utility model provides a kind of zinc concentrate relieving haperacidity waste heat boiler, is a kind of forced circulation film water cold wall structure time middle waste heat boiler of pressing, and comprises drum, heated surface bundle, film water cold wall structure, connection tube bank, ash disposal vibrator five parts; Wherein, Waste heat boiler is time middle full film water cold wall structure of superheated steam parameter of pressing, and drum is formed by the roll of steel plate weldering, and the manhole device is all arranged on the end socket at two ends; Boiler is a horizontal channel formula structure; Heating surface is that snakelike Pipe bundle structure vertically is suspended in the flue through the assembling of top cover case, the horizontal punching out heated surface bundle of flue gas, and heated surface bundle is equipped with the ash disposal rapping apparatus; Stove water is used the hot water circulating pump forced circulation, and furnace wall is replaced by fin panel casing.Said connection tube bank is the connection pipeline between boiler-steam dome, hot water circulating pump, the heated surface bundle.
Described heated surface bundle is followed successively by front-packed evaporator, superheater, evaporimeter from front to back, vertically is suspended in the flue; The structure of superheater, evaporimeter is assembled into integral body respectively by collection case, top cover case, furred ceiling pipe, snakelike tube bank, rapping pipe; Be welded through connecting tube bank, wherein, the collection case is installed in the top cover upper box part again; The snakelike tube bank and the furred ceiling pipe of drawing from the collection case are suspended under the top cover case, seal with sleeve pipe when passing the top cover case; Snakelike tube bank bottom is connected with the rapping pipe.
Described top cover case is a cuboid steel plate hermetically-sealed construction, middle filling refractory material and insulation material.
Said film water cold wall structure is to be formed by pipe and fin welded seal, and stove water circulation cooling is arranged in the pipe, absorbs the flue gas heat release simultaneously.The parcel boiler heating surface plays the effect of sealing body of heater and insulation.
Pressing the superheated steam parameter in described time is 2.5Mpa, 400 ℃.
Said connection tube bank is the connection pipeline between boiler-steam dome, hot water circulating pump, the heated surface bundle.Boiler feedwater directly gets into drum through connecting tube bank, and the stove water in the drum gets into hot water circulating pump through connecting tube bank, and stove water is depressed through connecting tube bank in adding of hot water circulating pump and got into front-packed evaporator, evaporimeter successively; Stove water through after the evaporimeter heating becomes steam water interface, goes out evaporimeter and turns back to drum; Steam water interface is done carbonated drink separation in drum, the stove water after the separation circulates through connecting tube bank entering hot water circulating pump once more.Isolated steam gets into superheater in drum; Steam after heating is seen off through pipeline, goes Turbo-generator Set generating or hot user to use.
The beneficial effect of the utility model is:
1, selected middle superheated steam parameter (2.5MPa that presses; 400 ℃); Be specially adapted to zinc concentrate relieving haperacidity waste heat boiler, also can be used for the pyrite-based sulfuric acid production waste heat boiler, and other nonferrous metallurgy system waste heat boiler; Superheated steam be used for generating or heat supply can, enlarged the purposes scope of UTILIZATION OF VESIDUAL HEAT IN; Time middle pressure steam parameter has been avoided the temperature range of ash-laden gas bonding high temperature tube wall simultaneously;
2, waste heat boiler is horizontal channel, film water cold wall structure, effectively prevents to be bonded on the brick wall when zinc concentrate ash from meeting the high temperature furnace wall;
3, to be snakelike Pipe bundle structure vertically be suspended in the flue through the assembling of top cover case heating surface, flue gas transversal flow heating surface pipe, and good seal performance, heat-transfer effect are good;
4, heated surface bundle has special rapping apparatus, and deashing is easy, is difficult for dust stratification, the possibility that does not exist accumulation to put up a bridge;
5, stove water is made forced circulation with hot water circulating pump, and stove water circulating effect is stable, prevents the boiler booster, and the boiler heating surface Pipe bundle structure is arranged compact, saves steel and occupation of land.
Description of drawings
Fig. 1 is the structural representation of the utility model waste heat boiler;
Fig. 2 is the vertical view of the utility model;
Fig. 3 is the right view of the utility model;
Fig. 4 is the heated surface bundle structural representation of the utility model;
Fig. 5 is the side view of Fig. 4.
Label declaration in the accompanying drawing:
1-drum;
2-front-packed evaporator; 3-superheater;
4-evaporimeter; 5-membrane wall;
6-connect and restrain; 7-hot water circulating pump;
8-ash disposal rapping apparatus; 9-rapping pipe;
10-collection case; 11-top cover case;
12-furred ceiling pipe; 13-snakelike tube bank bundle.
The specific embodiment
See also shown in the accompanying drawing, the utility model is done further to describe.
Like Fig. 1, Fig. 2 and shown in Figure 3; The utility model provides a kind of zinc concentrate relieving haperacidity waste heat boiler, is a kind of forced circulation film water cold wall structure time middle waste heat boiler of pressing, and comprises drum 1, heated surface bundle, film water cold wall structure, connection tube bank 6, ash disposal vibrator 8 five parts; Wherein, Waste heat boiler is time middle full film water cold wall structure of superheated steam parameter of pressing, and drum 1 is formed by the roll of steel plate weldering, and the manhole device is all arranged on the end socket at two ends; Two water level meters on the spot are housed on the boiler, also leave two pairs of water level balance container joints in addition, supply warning, the indication of control room water level and steam water-level to regulate control use automatically.Drum 1 is provided with relief valve connection, guarantees the unlikely superpressure of drum pressure.For preventing that foreign material from getting into hot water circulating pump, is equipped with filter at the decline mouth of pipe.On steelframe, an end is a hold-down support to drum 1 through two bearing supports, and the other end is a movable bearing support, and drum is free wxpansion vertically.
Boiler is a horizontal channel formula structure; Heating surface is that snakelike Pipe bundle structure vertically is suspended in the flue through 11 assemblings of top cover case, the horizontal punching out heated surface bundle of flue gas, and heated surface bundle is equipped with ash disposal rapping apparatus 8; Stove water is used the hot water circulating pump forced circulation, and furnace wall is replaced by fin panel casing.
Like Fig. 4 and shown in Figure 5; Described heated surface bundle is a superheater bank, is followed successively by front-packed evaporator 2, superheater 3, evaporimeter 4 from front to back, vertically is suspended in the flue; The structure of superheater 3, evaporimeter 4 is assembled into integral body respectively by collection case 10, top cover case 11, furred ceiling pipe 12, snakelike tube bank bundle 13, rapping pipe 9; Be welded through connecting tube bank 6, wherein, collection case 10 is installed in top cover case 11 tops again; The snakelike tube bank bundle 13 of drawing from collection case 10 is suspended in the top cover case 11 times with furred ceiling pipe 12, seals with sleeve pipe when passing top cover case 11; Snakelike tube bank is restrainted 13 bottoms and is connected with rapping pipe 9.Only need put during installation in the square hole that is placed on furnace roof, all around with furnace roof steel construction sealing welding.
Described top cover case 11 is a cuboid steel plate hermetically-sealed construction, middle filling refractory material and insulation material.
Described membrane wall 5 is formed horizontal flue, and heated surface bundle is suspended in the flue.Said film water cold wall structure is to be formed by pipe and fin welded seal, and stove water circulation cooling is arranged in the pipe, absorbs the flue gas heat release simultaneously.The parcel boiler heating surface plays the effect of sealing body of heater and insulation.Fin panel casing also is the long-pending part of waste heat boiler heating surface.
Pressing the superheated steam parameter in described time is 2.5Mpa, 400 ℃.
Described connection tube bank 6 is the connection pipeline between boiler-steam dome 1, hot water circulating pump 7, the heated surface bundle.Boiler feedwater directly gets into drum 1 through connecting tube bank 6, and the stove water in the drum 1 gets into hot water circulating pump 7 through connecting tube bank 6, and stove water is depressed through connecting tube bank 6 in adding of hot water circulating pump 7 and got into front-packed evaporator 2, evaporimeter 4 successively; Stove water through after the evaporimeter heating becomes steam water interface, goes out evaporimeter and turns back to drum 1; Steam water interface is done carbonated drink separation in drum 1, the stove water after the separation circulates through connecting tube bank 6 entering hot water circulating pumps 7 once more.Isolated steam gets into superheater 2 in drum 1; Steam after heating is seen off through pipeline, goes Turbo-generator Set generating or hot user to use.
Described ash disposal rapping apparatus 8, heated surface bundle adopt efficient elasticity rapping mode, and the tube bank of every group of heating surface all has special rapping apparatus, and the rapping pipe is the heat-resistance stainless steel pipe.Rapping is to hit the pipe row who shakes and can freely swing through motor drives spring hammering device, removes the dust stratification on the tube wall, and dust stratification falls into ash bucket and discharges body of heater.
Claims (5)
1. zinc concentrate relieving haperacidity waste heat boiler; It is characterized in that: comprise drum, heated surface bundle, film water cold wall structure, connection tube bank, ash disposal vibrator five parts; Wherein, waste heat boiler is time middle full film water cold wall structure of superheated steam parameter of pressing, and heating surface is that snakelike tube bank bundle structure vertically is suspended in the flue through the assembling of top cover case; The horizontal punching out heated surface bundle of flue gas; Heated surface bundle is equipped with the ash disposal rapping apparatus, and stove water is used the hot water circulating pump forced circulation, connects tube bank and is the connection pipeline between boiler-steam dome, hot water circulating pump, the heated surface bundle.
2. zinc concentrate relieving haperacidity waste heat boiler according to claim 1; It is characterized in that: described heated surface bundle, be followed successively by front-packed evaporator, superheater, evaporimeter from front to back, vertically be suspended in the flue; The structure of superheater, evaporimeter is assembled into integral body respectively by collection case, top cover case, furred ceiling pipe, snakelike tube bank, rapping pipe; Be welded through connecting tube bank, wherein, the collection case is installed in the top cover upper box part again; The snakelike tube bank and the furred ceiling pipe of drawing from the collection case are suspended under the top cover case, seal with sleeve pipe when passing the top cover case; Snakelike tube bank bottom is connected with the rapping pipe.
3. zinc concentrate relieving haperacidity waste heat boiler according to claim 1 and 2 is characterized in that: described top cover case is a cuboid steel plate hermetically-sealed construction, middle filling refractory material and insulation material.
4. zinc concentrate relieving haperacidity waste heat boiler according to claim 1 is characterized in that: said film water cold wall structure is to be formed by pipe and fin welded seal, and stove water circulation cooling is arranged in the pipe, absorbs the flue gas heat release simultaneously.
5. zinc concentrate relieving haperacidity waste heat boiler according to claim 1 is characterized in that: pressing the superheated steam parameter in described time is 2.5Mpa, 400 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204355442U CN202349976U (en) | 2011-11-07 | 2011-11-07 | Waste heat boiler for zinc concentrate acid-making |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204355442U CN202349976U (en) | 2011-11-07 | 2011-11-07 | Waste heat boiler for zinc concentrate acid-making |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202349976U true CN202349976U (en) | 2012-07-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204355442U Expired - Fee Related CN202349976U (en) | 2011-11-07 | 2011-11-07 | Waste heat boiler for zinc concentrate acid-making |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202349976U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102913899A (en) * | 2012-09-13 | 2013-02-06 | 浙江金锅锅炉有限公司 | Three-in-one furnace of circulating fluidized bed steam, organic heat carrier and hot air |
| CN105465764A (en) * | 2015-03-12 | 2016-04-06 | 无锡华光锅炉股份有限公司 | Overheater coiled pipe series hanger rod device |
| CN106195967A (en) * | 2016-07-29 | 2016-12-07 | 太仓英达锅炉设备有限公司 | A kind of Modularized waste heat boiler |
| CN107917411A (en) * | 2017-11-28 | 2018-04-17 | 湖南长宏南雁锅炉修理安装有限公司 | Collect the waste heat boiler of three waste heats |
-
2011
- 2011-11-07 CN CN2011204355442U patent/CN202349976U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102913899A (en) * | 2012-09-13 | 2013-02-06 | 浙江金锅锅炉有限公司 | Three-in-one furnace of circulating fluidized bed steam, organic heat carrier and hot air |
| CN102913899B (en) * | 2012-09-13 | 2015-12-02 | 浙江金锅锅炉有限公司 | Recirculating fluidized bed steam, organic heat carrier, hot-air Three-in-one |
| CN105465764A (en) * | 2015-03-12 | 2016-04-06 | 无锡华光锅炉股份有限公司 | Overheater coiled pipe series hanger rod device |
| CN105465764B (en) * | 2015-03-12 | 2017-11-17 | 无锡华光锅炉股份有限公司 | A kind of superheater coil tubes system derrick rig |
| CN106195967A (en) * | 2016-07-29 | 2016-12-07 | 太仓英达锅炉设备有限公司 | A kind of Modularized waste heat boiler |
| CN107917411A (en) * | 2017-11-28 | 2018-04-17 | 湖南长宏南雁锅炉修理安装有限公司 | Collect the waste heat boiler of three waste heats |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CER ENERGY RECOVERY YANGZHOU CO., LTD. Free format text: FORMER NAME: CER ENERGY RECOVERY (YANGZHOU) CO., LTD. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 211400 No. 100, Zhongjiang Road, Yizheng Automotive Industry Park, Yangzhou, Jiangsu Patentee after: CHINA ENERGY RECOVERY (YANGZHOU) INC. Address before: 211400 No. 100, Zhongjiang Road, Yangzhou Automotive Industry Park, Jiangsu Patentee before: Zhongjiang energy recovery (Yangzhou) Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120725 Termination date: 20161107 |