CN205448291U - A energy -saving hot -blast furnace for flue gas is handled - Google Patents
A energy -saving hot -blast furnace for flue gas is handled Download PDFInfo
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- CN205448291U CN205448291U CN201620229574.0U CN201620229574U CN205448291U CN 205448291 U CN205448291 U CN 205448291U CN 201620229574 U CN201620229574 U CN 201620229574U CN 205448291 U CN205448291 U CN 205448291U
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Abstract
The utility model discloses an energy -saving hot -blast furnace for flue gas is handled has horizontal furnace body, and the one end of furnace body is equipped with fuel gas supply pipe valve system and gas and burns and chew, and the other end is equipped with hot air exitus, be equipped with the combustion chamber in the furnace body and mix the plenum, wherein the combustion chamber suit in the furnace body and the furnace body between constitute sandwich structure, spiral flow deflector is equipped with in sandwich structure, spiral flow deflector keeps apart sandwich structure and constitutes the spiral wind channel, be equipped with the intercommunication on the furnace body the wind channel entry in spiral wind channel, wind channel entry arrange that it burns the one end of chewing to be equipped with the gas on being close to the furnace body, combustion chamber and spiral wind channel respectively with mix the plenum and be linked together, the gas is burnt to chew and is stretched into to the combustion chamber in, mixes plenum intercommunication hot air exitus, the utility model discloses simple structure, simple to operate through to exporting hot -blast secondary recycle, are favorable to reducing outer wall of the combustion chamber's temperature, have realized the effective control and have improved the hot -blast temperature of output, and then improved hot -blast utilization ratio, have reduced the energy consumption.
Description
Technical field
This utility model relates to fume treatment auxiliary, a kind of be applicable to activated coke dry method flue gas process and waste heat flue gas temperature raising heating be easy to denitration process energy-saving hot-air stove.
Background technology
Currently, when using activated coke dry method that flue gas is processed, one activated coke regenerator is typically set, realize the close-coupled processing of desulphurization and denitration, dedusting, removing heavy-metal and de-dioxin to flue gas, wherein in whole processing technological flow, need to use air stove input high-temperature hot-air to promote the catalyst of correlated response to carry out catalytic reaction, and the activated carbon after absorption desulfurization is heated in regenerator, consequently facilitating SO2Discharge, then carry out follow-up recovery and utilization.This air stove is additionally operable to coke oven flue gas or the cleaning system of other industrial waste heat flue gases, before being arranged in de-dusting de-nitration integrated, for the heating temperature raising of waste heat flue gas, it is simple to denitrating flue gas process after clean emission again.
But, find in actual process, existing air stove simple in construction, mostly being single-cylinder combustor structure, poor durability, the life-span is short, and combustor is easily caused by high temperature deformation and caves in;Body of heater heat dissipation capacity is big, and heat utilization efficiency is relatively low, it is impossible to the secondary recovery realizing hot blast utilizes；Meanwhile, existing air stove mixes wind uneven to easily cause inlet temperature of stabilizer fluctuation relatively big, for thermally labile.
Summary of the invention
The purpose of this utility model seeks to solve currently to activated coke regenerator heat air delivery or the air stove poor durability to denitration flue gas temperature raising heating, life-span is short, the thermal efficiency is low, does not reaches the problem of process requirements for thermally labile etc., provides a kind of energy-saving hot-air stove for fume treatment for this.
Concrete scheme of the present utility model is: a kind of energy-saving hot-air stove for fume treatment, there is horizontal body of heater, nozzle is burnt equipped with fuel gas supply system of pipe and valve and combustion gas in one end of body of heater, the other end is provided with hot-blast outlet, it is characterized in that: in body of heater, be provided with combustor and mixing air compartment, wherein combustor be sleeved in body of heater and and body of heater between constitute sandwich, equipped with spiral flow deflector in described sandwich, sandwich isolation is constituted spiral type air channel by spiral flow deflector；Being communicated with the tunnel inlet in described spiral type air channel on body of heater, tunnel inlet is disposed adjacent on body of heater burn one end of nozzle equipped with combustion gas；Described combustor is connected with mixing air compartment respectively with spiral type air channel, and combustion gas is burnt nozzle and stretched in combustor, mixing air compartment connection hot-blast outlet.
Body of heater described in this utility model and combustor are respectively provided with steel tubular structure, it is equipped with refractory insulating layer on the inwall of combustor and mixing air compartment, the heatproof of refractory insulating layer is more than 1300 DEG C, and the outer wall of body of heater is provided with rock wool insulating, and is coated with iron sheet at rock wool insulating.
The material that refractory insulating layer described in this utility model is used is high-alumina brick and/or high alumina castable.
Equipped with regulation valve at tunnel inlet in this utility model.
It is communicated with mixing the manhole of air compartment described in this utility model on body of heater, the outer wall of body of heater has been encircled several fastening hoops, fastening hoop is provided with suspension ring.
This utility model has the advantage that
(1) the structurally simple, economical practicality of this utility model, achieve the secondary recovery to output hot blast to utilize, improve the utilization rate of output hot blast, reduce energy consumption, the hot blast (relatively low relative to the hot blast temperature of output) simultaneously reclaimed is also beneficial to reduce the temperature of outer wall of combustion chamber, decrease radiation loss, improve the temperature of output hot blast, extend the service life of refractory insulating layer on Inner Wall of Combustion Chamber；
(2) this utility model is by the conveying capacity of the reasonably hot blast of regulating gas amount and recovery, it is achieved that the regulation to air stove heat supply hot blast temperature；
(3) in this utility model, the isolation of spiral flow deflector just sandwich constitutes spiral type air channel, increases the hot blast of secondary recovery and the contact area of outer wall of combustion chamber, it is simple to lower the temperature combustor, and spiral flow deflector also acts as the effect of reinforcement simultaneously；
(4) integral manufacturing processing, on-site hoisting dropping place in this utility model achieves factory, substantially reduce the cycle that site operation is installed；
(5) the novel middle fastening hoop of this use plays the function of structural strengthening, it is ensured that air stove is not deformed by thermal stress.
Accompanying drawing explanation
Fig. 1 is schematic front view of the present utility model；
Fig. 2 is the A-A view of Fig. 1；
Fig. 3 is mounting structure schematic diagram of the present utility model.
In figure: 1 body of heater, 2 fuel gas supply system of pipe and valve, nozzle, 4 hot-blast outlets are burnt in 3 combustion gas, 5 combustor, 6 mixing air compartments, 7 sandwiches, 8 spiral flow deflectors, 9 tunnel inlet, 10 refractory insulating layers, 11 rock wool insulatings, 12 iron sheets, 13 regulation valves, 14 manholes, 15 fastening hoops, 16 suspension ring, 17 pipeline A, 18 activated coke regenerators, 19 pipeline B, 20 meet an urgent need emptying system, 21 circulating fans.
Detailed description of the invention
See Fig. 1-2, this utility model includes having horizontal body of heater 1, nozzle 3 is burnt equipped with fuel gas supply system of pipe and valve 2 and combustion gas in one end of body of heater 1, the other end is provided with hot-blast outlet 4, combustor 5 and mixing air compartment 6 it is provided with in body of heater 1, in wherein combustor 5 is sleeved on body of heater 1 and and body of heater 1 between constitute sandwich 7, equipped with spiral flow deflector 8 in described sandwich 1, sandwich 7 is isolated composition spiral type air channel by spiral flow deflector 8；Being communicated with the tunnel inlet 9 in described spiral type air channel on body of heater 1, tunnel inlet 9 is disposed adjacent on body of heater 1 burn one end of nozzle 3 equipped with combustion gas；Described combustor 5 is connected with mixing air compartment 6 respectively with spiral type air channel, and combustion gas is burnt nozzle 3 and stretched in combustor 5, and mixing air compartment 6 connects hot-blast outlet 4.
Body of heater 1 described in the present embodiment and combustor 5 are respectively provided with steel tubular structure, it is equipped with refractory insulating layer 10 on the inwall of combustor 5 and mixing air compartment 6, the heatproof of refractory insulating layer 10 is more than 1300 DEG C, it is additionally provided with rock wool insulating 11 on the outer wall of body of heater 1, and is coated with iron sheet 12 at rock wool insulating 11.
The material that refractory insulating layer 10 described in the present embodiment is used is high-alumina brick and/or high alumina castable.
Equipped with regulation valve 13 at tunnel inlet 9 in the present embodiment.
It is communicated with mixing the manhole 14 of air compartment 6 on body of heater 1 described in the present embodiment, the outer wall of body of heater 1 has been encircled several fastening hoops 15, fastening hoop 15 is provided with suspension ring 16.
See Fig. 3, this utility model is when actually used, by the hot-blast outlet 4 of air stove by the entrance of heat-exchange system in pipeline A17 connection activated coke regenerator 18, the outlet of heat-exchange system connects the tunnel inlet 9 of air stove by pipeline B19, wherein equipped with emergent emptying system 20 on pipeline A17, equipped with circulating fan 21 and emergent emptying system 20 on pipeline B19, thus air stove constitutes closed loop wind path with the heat-exchange system in activated coke regenerator.During circulating fan work, the hot blast that in air stove, burning produces to activated coke regenerator heat supply, with chemical reaction corresponding in promoting activated coke regenerator, thus reaches the purpose of fume treatment in the way of vacuum flow.
Claims (5)
1. the energy-saving hot-air stove for fume treatment, there is horizontal body of heater, nozzle is burnt equipped with fuel gas supply system of pipe and valve and combustion gas in one end of body of heater, the other end is provided with hot-blast outlet, it is characterized in that: in body of heater, be provided with combustor and mixing air compartment, wherein combustor be sleeved in body of heater and and body of heater between constitute sandwich, equipped with spiral flow deflector in described sandwich, sandwich isolation is constituted spiral type air channel by spiral flow deflector；Being communicated with the tunnel inlet in described spiral type air channel on body of heater, tunnel inlet is disposed adjacent on body of heater burn one end of nozzle equipped with combustion gas；Described combustor is connected with mixing air compartment respectively with spiral type air channel, and combustion gas is burnt nozzle and stretched in combustor, mixing air compartment connection hot-blast outlet.
A kind of energy-saving hot-air stove for fume treatment the most according to claim 1, it is characterized in that: described body of heater and combustor are respectively provided with steel tubular structure, it is equipped with refractory insulating layer on the inwall of combustor and mixing air compartment, the heatproof of refractory insulating layer is more than 1300 DEG C, the outer wall of body of heater is provided with rock wool insulating, and is coated with iron sheet at rock wool insulating.
A kind of energy-saving hot-air stove for fume treatment the most according to claim 2, is characterized in that: the material that described refractory insulating layer is used is high-alumina brick and/or high alumina castable.
A kind of energy-saving hot-air stove for fume treatment the most according to claim 1, is characterized in that: equipped with regulation valve at tunnel inlet.
5. according to a kind of energy-saving hot-air stove for fume treatment one of Claims 1-4 Suo Shu, it is characterized in that: be communicated with mixing the manhole of air compartment on described body of heater, the outer wall of body of heater encircled several fastening hoops, fastening hoop is provided with suspension ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620229574.0U CN205448291U (en) | 2016-03-24 | 2016-03-24 | A energy -saving hot -blast furnace for flue gas is handled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620229574.0U CN205448291U (en) | 2016-03-24 | 2016-03-24 | A energy -saving hot -blast furnace for flue gas is handled |
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| CN205448291U true CN205448291U (en) | 2016-08-10 |
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| CN201620229574.0U Active CN205448291U (en) | 2016-03-24 | 2016-03-24 | A energy -saving hot -blast furnace for flue gas is handled |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106766153A (en) * | 2016-12-09 | 2017-05-31 | 中冶长天国际工程有限责任公司 | A kind of many spray orifice type hot-blast stoves |
| CN108613377A (en) * | 2018-05-29 | 2018-10-02 | 济南细川环保设备有限公司 | A kind of pressure combustion multilayer jacket type hot-blast stove |
| CN109341078A (en) * | 2018-08-23 | 2019-02-15 | 芜湖鸣人热能设备有限公司 | Fuel gas hot-blast stove |
| CN111043620A (en) * | 2019-11-19 | 2020-04-21 | 华电电力科学研究院有限公司 | System and method for realizing SCR full-time denitration of coal-fired thermal power generating unit |
| CN111536789A (en) * | 2020-05-28 | 2020-08-14 | 中国石油化工股份有限公司 | Hot-blast supply system of FCC catalyst spray drying |
-
2016
- 2016-03-24 CN CN201620229574.0U patent/CN205448291U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106766153A (en) * | 2016-12-09 | 2017-05-31 | 中冶长天国际工程有限责任公司 | A kind of many spray orifice type hot-blast stoves |
| CN108613377A (en) * | 2018-05-29 | 2018-10-02 | 济南细川环保设备有限公司 | A kind of pressure combustion multilayer jacket type hot-blast stove |
| CN109341078A (en) * | 2018-08-23 | 2019-02-15 | 芜湖鸣人热能设备有限公司 | Fuel gas hot-blast stove |
| CN111043620A (en) * | 2019-11-19 | 2020-04-21 | 华电电力科学研究院有限公司 | System and method for realizing SCR full-time denitration of coal-fired thermal power generating unit |
| CN111536789A (en) * | 2020-05-28 | 2020-08-14 | 中国石油化工股份有限公司 | Hot-blast supply system of FCC catalyst spray drying |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 435000 Jinshan Road 186-13, Golden Mountain Development Zone, Hubei, Huangshi Patentee after: Tianda Huangshi thermal energy Polytron Technologies Inc Address before: 435000 Jinshan Road 186-13, Golden Mountain Development Zone, Hubei, Huangshi Patentee before: Huangshi Tianda Heat Energy Equipment Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder |