CN101387399B - Fixation structure design and installation method for core separator in large-sized industrial furnace - Google Patents
Fixation structure design and installation method for core separator in large-sized industrial furnace Download PDFInfo
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- CN101387399B CN101387399B CN2007100551362A CN200710055136A CN101387399B CN 101387399 B CN101387399 B CN 101387399B CN 2007100551362 A CN2007100551362 A CN 2007100551362A CN 200710055136 A CN200710055136 A CN 200710055136A CN 101387399 B CN101387399 B CN 101387399B
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Abstract
The invention provides a fixed structural design of a core separator in a large-scale industrial furnace kiln and a mounting method. A joint part between the top of an ascending flue and the bottom of a mixing chamber is provided with a anchor ear girder; a framework consists of a channel steel sling fixing rack, a central cylinder sling, a metal anchoring hook and refractory thrust bricks; an inner wall furnace liner of an upper anchor ear girder and the top of the ascending flue is made by casting refractory materials; the upper end of the central cylinder is provided with a lower anchor ear girder; a framework of a lower anchor ear girder consists of a flange disc on the upper end of the central cylinder, the central cylinder sling, the metal anchoring hook, a metal anchoring piece and the refractory thrust bricks; an inner wall furnace liner of the lower anchor ear girder and the flue in the lower anchor ear girder is made by casting refractory materials; the upper anchor ear girder and the lower anchor ear girder are connected to a whole by refractory casting materials to form an inner wall furnace liner of the ascending flue in the part; a plurality of bidirectional continuously-reinforced cliphooks are arranged between the upper anchor ear girder and the lower anchor ear girder; one end of the cliphook is welded on a steel shell of the ascending flue, and the other end of the cliphook is welded with the central cylinder sling and is used as a framework of an inner wall furnace liner of the ascending flue in the part with the central cylinder sling together.
Description
Technical field
The invention belongs to CFBB (CFB) technology, mainly propose to have in a kind of large scale industry stove the fixed structure design and the installation method of core separator.
Background technology
CFBB (be called for short CFB) has that suitable coal is wide, efficient, energy-saving and environmental protection four big characteristics, be present stage domestic 74% or more be with the coal Energy Situation the generating means of necessary employing.The gas-solid separator of boiler for circulating fluidized bed central tube is one of core component of CFBB, and it mainly acts on is that a large amount of high-temp solid materials are separated from air-flow, sends the combustion chamber back to, guarantees that fuel, separation of flow agent circulate repeatedly, burn and react.
The gas-solid separator of CFBB must satisfy following several condition: 1. can be in operate as normal under the high-temperature condition; 2. can completely must satisfy following several condition: 1. can be in operate as normal under the high-temperature condition; 2. can satisfy high concentration and carry the separation of carrying air-flow; 3. has the low-resistance characteristic; 4. has higher separative efficiency; 5. with in the boiler global design adapt to, make pot fry compact conformation.The high concentration of foot is carried the separation of carrying air-flow; 3. has the low-resistance characteristic; 4. has higher separative efficiency; 5. with in the boiler global design adapt to, make pot fry compact conformation.
Most both at home and abroad CFBBs have adopted the high-temperature heat insulation cyclone separator, as being operated in 800 ℃, carrying material natural pond tangential direction greater than the flue gas of 20m/s and enter separator and rotate, even also will burn away in separator.Harsh working environment, huge volume, whirlwind tube liner are thick, the refractory material masonry technology require high, consumption is big, expense is high, start-up time is long, in servicely always break down, sealing and expansion system complexity, especially severe be that a lot of power plant separator central tube distortion occurs, sink even come off and cause separation rate to reduce, until stopping production, blowing out, the substantial equipment accident appears when serious.
Summary of the invention
Purpose of the present invention promptly is fixed structure design and the installation method that proposes to have in a kind of large scale industry stove core separator.
The present invention finishes the technical scheme that the invention task taked to be: anchor ear beam on joining place has at the bottom of uptake flue top and the mixing chamber; Constitute skeleton by channel-section steel suspender belt fixed mount, central tube suspender belt and metal anchoring hook, fire-resistant thrust brick, pouring fireproof material constitutes goes up anchor ear beam and uptake flue top inner wall furnace lining; Last anchor ear beam and uptake flue top inner wall furnace lining are the integrative-structure of while moulding by casting; Wherein, channel-section steel suspender belt fixed mount ring Zhou Junbu is arranged at the bottom of the mixing chamber and with the mixing chamber back welding and connects, and its upper end of the central tube suspender belt of heat-resistance stainless steel is welded on the channel-section steel suspender belt fixed mount and ring week is provided with; Metal anchoring hook one end is welded on the outer steel shell at uptake flue top, the other end fire-resistant thrust brick that is connected and fixed, and fire-resistant thrust brick ring week is provided with and is fixed by metal anchoring hook; Anchor ear beam down is set in the central tube upper end, ring flange, central tube suspender belt and metal anchoring hook, metal anchorage and fire-resistant thrust brick by the central tube upper end constitute anchor ear beam framework down, pouring fireproof material constitutes the inwall furnace lining of anchor ear beam and this position flue down, the inwall furnace lining of following anchor ear beam and this position flue be pour into a mould simultaneously, the integrative-structure of moulding; Wherein, central tube suspender belt lower end connects with the ring flange welding of central tube upper end, central tube is played the effect of hanging, metal anchorage one end that ring week is provided with is welded on the outer steel shell of this position flue, other end welding is connected on the central tube suspender belt, the central tube suspender belt is played firm anastomosis, the outer steel shell welding of one end and this position flue connects and the metal anchoring hook of circumference setting, its other end connects fire-resistant thrust brick, fire-resistant thrust brick is played fixation, be positioned in the bottom of central tube ring flange along the fire-resistant thrust brick of central tube circumference setting, central tube is played holder, lift the effect and the positioning action of supporting; Castable refractory combines as a whole upper and lower anchor ear beam and constitutes the inwall furnace lining of this position uptake flue, the a plurality of two-way muscle grapple that connects that has between the upper and lower anchor ear beam, the one end is welded on the outer steel shell of uptake flue, the other end connect with central tube suspender belt welding and with the skeleton of central tube suspender belt as this position uptake flue inwall furnace lining.
Fire-resistant thrust brick can be rectangle, and a plurality of grooves that the thrust brick is had make itself and castable refractory that good associativity is arranged during in order to pouring fireproof material, and has and be convenient to metal anchoring hook to its fixing effect; Be U type metal anchoring hook one end clip in the groove of fire-resistant thrust brick, the other end is welded on the outer steel shell of institute's corresponding position.
Intersect mutually and welding connects in the crosspoint in order to two metal anchoring hooks of fixing same fire-resistant thrust brick, thereby make fire-resistant thrust brick location.
The construction technique method of CFBB high-temperature separator central tube refractory material of the present invention is: at first the joining place at the bottom of uptake flue top and mixing chamber is set up channel-section steel suspender belt fixed mount, be that the circumference welding connects channel-section steel suspender belt fixed mount at the bottom of the mixing chamber, at channel-section steel suspender belt fixed mount circumference welding central tube suspender belt, metal anchoring hook one end and fire-resistant thrust brick are connected and fixed, the other end is welded on the outer steel shell at uptake flue top, and the setting of a plurality of metal anchoring hook circumference also makes the fire-resistant thrust brick of polylith circumferentially and the location that is fixed simultaneously; The skeleton of going up anchor ear beam and its inwall furnace lining of uptake flue top thus constitutes; At the annular ring flange of central tube upper end welding, central tube suspender belt lower end is connected with the welding of annular flange dish; Metal anchorage one end is welded on the outer steel shell of this position uptake flue, and a plurality of metal anchorage circumference are provided with and their other ends are connected with the welding of central tube suspender belt; Metal anchoring hook one end is welded on the outer steel shell of this position flue, the circumference setting of a plurality of metal anchoring hook also connects fire-resistant thrust brick with their other end, the setting of fire-resistant thrust brick circumference is fixed and is positioned at the bottom of central tube ring flange, to pop-up, act supporting central tube, be built into down the skeleton of anchor ear beam; The two-way muscle grapple that connects of the many rows of flue outer steel shell upper edge circumference welding metal between upper and lower anchor ear beam is welded on the two-way other end that connects the muscle grapple on the central tube suspender belt, constitutes the skeleton of this position uptake flue inwall furnace lining; While is pouring fireproof material from top to bottom, and the inwall furnace lining that make anchor ear beam, uptake flue top inner wall furnace lining, descends the anchor ear beam to reach following anchor ear beam institute corresponding position flue is poured into a mould simultaneously, one-body molded formation integrative-structure.
The two-way muscle grapple that connects of above-mentioned channel-section steel suspender belt fixed mount, central tube suspender belt, central tube ring flange, metal anchorage, metal anchoring hook and metal is made by heat-resistance stainless steel.
Description of drawings
Fig. 1 is the fixed structure schematic diagram that core separator is arranged.
Fig. 2 is the profile of Fig. 1.
Among the figure, 1, the LH-1600 series cast bed of material, 2, light-weight insulating brick, 3, alumina silicate fiber felt, 4, the firm shell in furnace wall, 5, heat-resistance stainless steel anchoring hook, 6, channel-section steel, 7, fixing thrust brick, 8, the light thermal-insulation cast bed of material, 9, central tube, 10, dilatation joint is reserved, and 11, the heat-resistance stainless steel anchoring piece, 12, anchor ear beam down, 13, central tube upper flange plate, 14, the two-way muscle grapple that connects, 15, go up the anchor ear beam, 16, channel-section steel suspender belt fixed mount, 17, the central tube suspender belt, 18, uptake flue.
The specific embodiment
As shown in Figure 1, 2, anchor ear beam on joining place has at the bottom of uptake flue top and the mixing chamber; Constitute skeleton by channel-section steel suspender belt fixed mount, central tube suspender belt and metal anchoring hook, fire-resistant thrust brick, pouring fireproof material constitutes goes up anchor ear beam and uptake flue top inner wall furnace lining; Last anchor ear beam and uptake flue top inner wall furnace lining are the integrative-structure of while moulding by casting; Wherein, channel-section steel suspender belt fixed mount ring Zhou Junbu is arranged at the bottom of the mixing chamber and with the mixing chamber back welding and connects, and its upper end of the central tube suspender belt of heat-resistance stainless steel is welded on the channel-section steel suspender belt fixed mount and ring week is provided with; Metal anchoring hook one end is welded on the outer steel shell at uptake flue top, the other end fire-resistant thrust brick that is connected and fixed, and fire-resistant thrust brick ring week is provided with and is fixed by metal anchoring hook; Anchor ear beam down is set in the central tube upper end, ring flange, central tube suspender belt and metal anchoring hook, metal anchorage and fire-resistant thrust brick by the central tube upper end constitute anchor ear beam framework down, pouring fireproof material constitutes the inwall furnace lining of anchor ear beam and this position flue down, the inwall furnace lining of following anchor ear beam and this position flue be pour into a mould simultaneously, the integrative-structure of moulding; Wherein, central tube suspender belt lower end connects with the ring flange welding of central tube upper end, central tube is played the effect of hanging, metal anchorage one end that ring week is provided with is welded on the outer steel shell of this position flue, other end welding is connected on the central tube suspender belt, the central tube suspender belt is played firm anastomosis, the outer steel shell welding of one end and this position flue connects and the metal anchoring hook of circumference setting, its other end connects fire-resistant thrust brick, fire-resistant thrust brick is played fixation, be positioned in the bottom of central tube ring flange along the fire-resistant thrust brick of central tube circumference setting, central tube is played holder, lift the effect and the positioning action of supporting; Castable refractory combines as a whole upper and lower anchor ear beam and constitutes the inwall furnace lining of this position uptake flue, the a plurality of two-way muscle grapple that connects that has between the upper and lower anchor ear beam, the one end is welded on the outer steel shell of uptake flue, the other end connect with central tube suspender belt welding and with the skeleton of central tube suspender belt as this position uptake flue inwall furnace lining.
Fire-resistant thrust brick can be rectangle, and a plurality of grooves that the thrust brick is had make itself and castable refractory that good associativity is arranged during in order to pouring fireproof material, and has and be convenient to metal anchoring hook to its fixing effect; Be U type metal anchoring hook one end clip in the groove of fire-resistant thrust brick, the other end is welded on the outer steel shell of institute's corresponding position.
Intersect mutually and welding connects in the crosspoint in order to two metal anchoring hooks of fixing same fire-resistant thrust brick, thereby make fire-resistant thrust brick location.
The construction technique method of CFBB high-temperature separator central tube refractory material of the present invention is: at first the joining place at the bottom of uptake flue top and mixing chamber is set up channel-section steel suspender belt fixed mount, be that the circumference welding connects channel-section steel suspender belt fixed mount at the bottom of the mixing chamber, at channel-section steel suspender belt fixed mount circumference welding central tube suspender belt, metal anchoring hook one end and fire-resistant thrust brick are connected and fixed, the other end is welded on the outer steel shell at uptake flue top, and the setting of a plurality of metal anchoring hook circumference also makes the fire-resistant thrust brick of polylith circumferentially and the location that is fixed simultaneously; The skeleton of going up anchor ear beam and its inwall furnace lining of uptake flue top thus constitutes; At the annular ring flange of central tube upper end welding, central tube suspender belt lower end is connected with the welding of annular flange dish; Metal anchorage one end is welded on the outer steel shell of this position uptake flue, and a plurality of metal anchorage circumference are provided with and their other ends are connected with the welding of central tube suspender belt; Metal anchoring hook one end is welded on the outer steel shell of this position flue, the circumference setting of a plurality of metal anchoring hook also connects fire-resistant thrust brick with their other end, the setting of fire-resistant thrust brick circumference is fixed and is positioned at the bottom of central tube ring flange, to pop-up, act supporting central tube, be built into down the skeleton of anchor ear beam; The two-way muscle grapple that connects of the many rows of flue outer steel shell upper edge circumference welding metal between upper and lower anchor ear beam is welded on the two-way other end that connects the muscle grapple on the central tube suspender belt, constitutes the skeleton of this position uptake flue inwall furnace lining; While is pouring fireproof material from top to bottom, and the inwall furnace lining that make anchor ear beam, uptake flue top inner wall furnace lining, descends the anchor ear beam to reach following anchor ear beam institute corresponding position flue is poured into a mould simultaneously, one-body molded formation integrative-structure.
The two-way muscle grapple that connects of above-mentioned channel-section steel suspender belt fixed mount, central tube suspender belt, central tube ring flange, metal anchorage, metal anchoring hook and metal is made by heat-resistance stainless steel.
Claims (7)
1. the fixed structure of core separator is arranged in the large scale industry stove, it is characterized in that:
(1), anchor ear beam on joining place has at the bottom of uptake flue top and the mixing chamber; Constitute skeleton by channel-section steel suspender belt fixed mount, central tube suspender belt and metal anchoring hook, fire-resistant thrust brick, pouring fireproof material constitutes goes up anchor ear beam and uptake flue top inner wall furnace lining; Last anchor ear beam and uptake flue top inner wall furnace lining are the integrative-structure of while moulding by casting;
(2), anchor ear beam down is set in the central tube upper end, ring flange, central tube suspender belt and metal anchoring hook, metal anchorage and fire-resistant thrust brick by the central tube upper end constitute anchor ear beam framework down, pouring fireproof material constitutes the inwall furnace lining of anchor ear beam and this position uptake flue down, the inwall furnace lining of following anchor ear beam and this position uptake flue be pour into a mould simultaneously, the integrative-structure of moulding;
(3), pouring fireproof material combines as a whole upper and lower anchor ear beam and constitutes the inwall furnace lining of this position uptake flue, the a plurality of two-way muscle grapple that connects that has between the upper and lower anchor ear beam, the one end is welded on the outer steel shell of uptake flue, the other end connect with central tube suspender belt welding and with the skeleton of central tube suspender belt as this position uptake flue inwall furnace lining.
2. the fixed structure that core separator is arranged in the large scale industry stove according to claim 1, it is characterized in that: channel-section steel suspender belt fixed mount ring Zhou Junbu is arranged at the bottom of the mixing chamber and with the mixing chamber back welding and connects, and its upper end of the central tube suspender belt of heat-resistance stainless steel is welded on the channel-section steel suspender belt fixed mount and ring week is provided with; Metal anchoring hook one end is welded on the outer steel shell at uptake flue top, the other end fire-resistant thrust brick that is connected and fixed, and fire-resistant thrust brick ring week is provided with and is fixed by metal anchoring hook.
3. the fixed structure that core separator is arranged in the large scale industry stove according to claim 1, it is characterized in that: central tube suspender belt lower end connects with the ring flange welding of central tube upper end, central tube is played the effect of hanging, metal anchorage one end that ring week is provided with is welded on the outer steel shell of this position uptake flue, other end welding is connected on the central tube suspender belt, the central tube suspender belt is played firm anastomosis, the outer steel shell welding of one end and this position uptake flue connects and the metal anchoring hook of circumference setting, its other end connects fire-resistant thrust brick, fire-resistant thrust brick is played fixation, be positioned in the bottom of central tube ring flange along the fire-resistant thrust brick of central tube circumference setting, central tube is played holder, lift the effect and the positioning action of supporting.
4. the fixed structure that core separator is arranged in the large scale industry stove according to claim 1, it is characterized in that: fire-resistant thrust brick is a rectangle, a plurality of grooves that the thrust brick has, make itself and castable refractory that good associativity is arranged during in order to pouring fireproof material, and have and be convenient to metal anchoring hook its fixing effect; The described metal anchoring hook one end clip that is the U type is in the groove of fire-resistant thrust brick, and the other end is welded on the outer steel shell of institute's corresponding position.
5. the fixed structure that core separator is arranged in the large scale industry stove according to claim 1, it is characterized in that: the metal anchoring hook that is used for fixing same fire-resistant thrust brick is two, two metal anchoring hooks intersect mutually and welding connects in the crosspoint, thereby make fire-resistant thrust brick location.
6. the fixed structure of core separator is arranged in the large scale industry stove according to claim 1, it is characterized in that: the ring flange of channel-section steel suspender belt fixed mount, central tube suspender belt, central tube upper end, metal anchorage, metal anchoring hook and the two-way muscle grapple that connects are made by heat-resistance stainless steel.
7. the installation method that the fixed structure of core separator is arranged in the large scale industry stove, it is characterized in that: at first the joining place at the bottom of uptake flue top and mixing chamber is set up channel-section steel suspender belt fixed mount, be that the circumference welding connects channel-section steel suspender belt fixed mount at the bottom of the mixing chamber, at channel-section steel suspender belt fixed mount circumference welding central tube suspender belt, metal anchoring hook one end and fire-resistant thrust brick are connected and fixed, the other end is welded on the outer steel shell at uptake flue top, and the setting of a plurality of metal anchoring hook circumference also makes the fire-resistant thrust brick of polylith circumferentially and the location that is fixed simultaneously; The skeleton of going up anchor ear beam and its inwall furnace lining of uptake flue top thus constitutes; At the annular ring flange of central tube upper end welding, central tube suspender belt lower end is connected with the welding of annular flange dish; Metal anchorage one end is welded on the outer steel shell of this position uptake flue, and a plurality of metal anchorage circumference are provided with and their other ends are connected with the welding of central tube suspender belt; Fire-resistant thrust brick is positioned at the bottom of central tube ring flange, to pop-up, act supporting central tube, is built into down the skeleton of anchor ear beam; The two-way muscle grapple that connects of the many rows of uptake flue outer steel shell upper edge circumference welding between upper and lower anchor ear beam, a two-way end that connects the muscle grapple is welded on the outer steel shell of uptake flue, the two-way other end that connects the muscle grapple is welded on the central tube suspender belt, constitutes the skeleton of this position uptake flue inwall furnace lining; While is pouring fireproof material from top to bottom, and the inwall furnace lining that make anchor ear beam, uptake flue top inner wall furnace lining, descends the anchor ear beam to reach following anchor ear beam institute corresponding position uptake flue is poured into a mould simultaneously, one-body molded formation integrative-structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100551362A CN101387399B (en) | 2007-09-11 | 2007-09-11 | Fixation structure design and installation method for core separator in large-sized industrial furnace |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100551362A CN101387399B (en) | 2007-09-11 | 2007-09-11 | Fixation structure design and installation method for core separator in large-sized industrial furnace |
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| Publication Number | Publication Date |
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| CN101387399A CN101387399A (en) | 2009-03-18 |
| CN101387399B true CN101387399B (en) | 2011-11-02 |
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| CN2007100551362A Active CN101387399B (en) | 2007-09-11 | 2007-09-11 | Fixation structure design and installation method for core separator in large-sized industrial furnace |
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| CN101862708B (en) * | 2010-02-10 | 2012-01-18 | 哈尔滨哈锅锅炉工程技术有限公司 | Center tube fixing device of cyclone separator |
| CN103471092B (en) * | 2013-09-05 | 2015-07-15 | 无锡华光锅炉股份有限公司 | Supporting structure used for preventing circulating fluidized bed boiler center cylinder from falling off |
| CN103808149B (en) * | 2014-01-22 | 2015-10-28 | 洛阳市洛华粉体工程特种耐火材料有限公司 | A kind of cylindrical shape turns round the anchor structure of hot equipment high-temperature hot conversion zone |
| CN104748126B (en) * | 2015-03-20 | 2017-01-04 | 凯天环保科技股份有限公司 | Assembled consumer waste incineration and gas cleaning integrated device |
| CN106595312B (en) * | 2016-10-10 | 2019-08-20 | 长兴水木机电有限公司 | Roasting furnace high-temperature protective sleeve and preparation method thereof |
| CN106556019A (en) * | 2016-11-14 | 2017-04-05 | 联合矿产（天津）有限公司 | A kind of furnace flue flashboard structure |
| CN114909900A (en) * | 2021-05-14 | 2022-08-16 | 李朝侠 | Large vertical self-locking furnace body and industrial furnace with same |
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| US3818846A (en) * | 1972-04-26 | 1974-06-25 | Combustion Power | Method and apparatus for liquid disposal in a fluid bed reactor |
| CN2508130Y (en) * | 2001-10-23 | 2002-08-28 | 洛阳市洛华粉体工程特种耐火材料厂 | Composite side wall and wall liner using metal anchor as skeleton for circulation fluid-bed boiler |
| CN2508131Y (en) * | 2001-10-23 | 2002-08-28 | 洛阳市洛华粉体工程特种耐火材料厂 | Top new non-metal hanging lining structure of circular fluid-bed boiler |
| CN2917806Y (en) * | 2006-06-26 | 2007-07-04 | 朱晓峰 | Water or vapor cooled cyclone separator central cartridge |
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- 2007-09-11 CN CN2007100551362A patent/CN101387399B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3818846A (en) * | 1972-04-26 | 1974-06-25 | Combustion Power | Method and apparatus for liquid disposal in a fluid bed reactor |
| CN2508130Y (en) * | 2001-10-23 | 2002-08-28 | 洛阳市洛华粉体工程特种耐火材料厂 | Composite side wall and wall liner using metal anchor as skeleton for circulation fluid-bed boiler |
| CN2508131Y (en) * | 2001-10-23 | 2002-08-28 | 洛阳市洛华粉体工程特种耐火材料厂 | Top new non-metal hanging lining structure of circular fluid-bed boiler |
| CN2917806Y (en) * | 2006-06-26 | 2007-07-04 | 朱晓峰 | Water or vapor cooled cyclone separator central cartridge |
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| CN101387399A (en) | 2009-03-18 |
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