CN208591838U - A kind of powdery desulphurizing activated coke parsing revolution furnace apparatus - Google Patents
A kind of powdery desulphurizing activated coke parsing revolution furnace apparatus Download PDFInfo
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- CN208591838U CN208591838U CN201821068309.4U CN201821068309U CN208591838U CN 208591838 U CN208591838 U CN 208591838U CN 201821068309 U CN201821068309 U CN 201821068309U CN 208591838 U CN208591838 U CN 208591838U
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Abstract
The utility model discloses a kind of powdery desulphurizing activated cokes to parse revolution furnace apparatus, which includes powdered activated coke feed bin, and powdered activated coke bin outlet is connected to screw feeder entrance, screw feeder outlet parsing revolution furnace body entrance；Set up preheating section, parsing section and cooling section separately in parsing revolution furnace body, each section of parsing rotary furnace body interior installs preheating section heat exchanger, parsing section heat exchanger and cooling section heat exchanger respectively, each heat exchanger is each attached on the hollow fixed rotating shaft of parsing rotary furnace body central, and heat exchanger inlet and outlet pipeline is arranged in hollow fixed rotating shaft；Hollow fixed rotating shaft is fixed on rotary furnace center and does not rotate, and revolution stove outer covering is rotated by driving device, and rotary furnace side feeds side discharging.The utility model drives powdered activated coke to flow using rotary furnace rotation, realizes activated coke and heat exchanger high efficient heat exchanging, rotary furnace filling rate is greatly improved, processing powdered activated coke amount is big, compact-sized.
Description
Technical field
The utility model relates to Flue Gas Purification Technology Using Activated Coke fields, and in particular to a kind of powdery desulphurizing activated coke parses back
Converter device.
Background technique
Coal-burning boiler majority in China's uses Limestone-gypsum Wet Flue Gas Desulfurization Process at present, at least exploits fat lime stone every year
1.25 hundred million tons, destroy ecological environment；2.15 hundred million tons of wet desulphurization by-product gypsum, it is low to measure big matter, it is difficult to utilize and handle, simultaneously
Wet desulphurization water consumption is huge, causes serious waste, the recycling of coal-fired flue-gas Sulphur ressourceization is the pass solved these problems
Key.
Activated coke desulfurization technology is a kind of industrialized dry method Sulphur ressource recovery technology, and desulfuration efficiency is more than 98%,
Water-saving 90% or more, existing recycling recovery process can be by the SO of removing2Parsing, release, can finally be effectively converted into sulfuric acid,
The industrial goods such as ammonium sulfate fertilizer realize the recycling of Sulphur ressource；Simultaneously activated coke purification techniques may be implemented dust, Hg,
The joint of the multiple pollutants such as dioxin removes, and belongs to dry method abjection technology, will not lead to the problem of " gypsum rain ", will not generate
The plume visual pollution of wet flue gas, coal-burning boiler, surrounding city steam power plant, coking especially suitable for northern China water-deficient area
Factory, smeltery, garbage burning factory etc., wide market.
Currently, activated coke purification techniques is using commercial 3-12mm activated coke particle as adsorbent, using seed activity coke stream
SO in dynamic bed adsorption tower removing flue gas2, the activated coke particle of final adsorption saturation enter Analytic Tower regeneration, particle coke Analytic Tower one
As use vertical heat exchanging pipe structure type, by the SO of absorption in a manner of high-temperature heating2It parses.But for grain diameter
Situations such as lesser powdered activated coke, due to its large bulk density, intergranular space is small, is easily compacted, existing vertical solution
Analysis tower can not solve SO2The problem that resolution gas is smoothly discharged and Analytic Tower resistance is excessive, additionally due to the part that resolution gas is formed
Easily there is the problem of heat exchange tubular type Analytic Tower fluctuation of service and uneven heating in embolism air-flow.
Summary of the invention
In order to solve the above-mentioned problems of the prior art, it is living that the purpose of this utility model is to provide a kind of powdery desulfurization
Property coke parsing revolution furnace apparatus, have many advantages, such as that compact-sized, heat exchange efficiency is high, stable, not only realize desulphurizing activated coke
Stablize regeneration, and high concentration SO can be obtained2, realize the recycling of sulphur.
To achieve the above objectives, the utility model adopts the following technical solution:
A kind of powdery desulphurizing activated coke parsing revolution furnace apparatus, including powdered activated coke feed bin 1, powdered activated coke feed bin 1
2 entrance of outlet screw feeder, 2 outlet of screw feeder parsing revolution 4 entrance of furnace body；Parsing revolution furnace body
Preheating section, parsing section and cooling section, preheating section, parsing section and cooling section are set gradually along powdered activated coke feedstock direction in 4
Preheating section heat exchanger 18, parsing section heat exchanger 17 and cooling section heat exchanger 16, each heat exchanger are installed respectively to be each attached to across solution
On the hollow fixed rotating shaft 5 at analysis revolution 4 center of furnace body, parsing revolution 4 discharge port one end of furnace body installation rotary furnace sealing dress
Set 8；Driving motor 20 is parsed revolution furnace body 4 with driving and is rotated by the connection parsing revolution furnace body 4 of rotate gear group 19；
Cooling air intake pipe 15 connects 13 entrance of cooling blower, and connection 16 entrance of cooling section heat exchanger in the outlet of cooling blower 13 is cooling
Section heat exchanger exit pipe 9 connects 11 entrance of heating furnace, connection parsing 17 entrance of section heat exchanger of furnace outlet pipe 12, and parsing section is changed
The hot outlet of device 17 is connected to 18 entrance of preheating section heat exchanger, and preheating section heat exchanger exit pipe 10 is discharged by hollow fixed rotating shaft 5
Hot-air.
The powdered activated coke partial size is 25 microns~1 millimeter, and powdered activated coke filling rate is in parsing revolution furnace body 4
20%~85%.
The parsing revolution furnace body 4 and 1~10 ° of the inclined angle of horizontal direction arrangement, support device and hollow fixation
5 rear end of shaft is fixed, and turns round 4 tilt angle of furnace body by adjusting support device height to adjust parsing.
Parsing revolution 4 inner wall of furnace body welds tooth form guide screw thread 7, effectively drives powdered activated coke rotation；?
It parses and welds ring baffle 6, isolation on parsing revolution 4 inner wall of furnace body between section heat exchanger 17 and cooling section heat exchanger 16
Resolution gas and cooling section.
Parsing revolution 4 preheating section of furnace body and parsing section top horizontal install resolution gas exhaust tube 3, resolution gas pumping
Aspirating hole is set at the top of pipe 3 and dust guard is installed, the outlet of resolution gas exhaust tube 3 is welded on hollow 5 front end of fixed rotating shaft.
The preheating section heat exchanger 18, parsing section heat exchanger 17 and 16 entirety of cooling section heat exchanger are Horizontal cylinder body knot
The heat exchanger tube of structure, three heat exchangers is horizontally disposed, parallel with input and output material direction, and same level arranges heat exchanger tube inlet and outlet connection structure
At one layer of heat exchange layer, each heat exchanger is made of N layers of heat exchange layer, and heat exchanging fluid is flowed into from bottom heat exchange layer, top layer heat exchange laminar flow
Out.
The rotary furnace sealing device 8 and parsing revolution furnace body 4 seals, and rotary furnace sealing device 8 is kept fixed not
Rotation, top connect N2Inlet tube, prevents air from entering revolution furnace body, and powdered activated coke outlet 14 is arranged in bottom.
A kind of analytic method of powdery desulphurizing activated coke parsing revolution furnace apparatus, powdered activated coke are stored in powdery
It in activated coke feed bin 1, is uniformly fed by screw feeder 2 in parsing revolution furnace body 4, since parsing revolution furnace body 4 rotates
Internal tooth form guide screw thread 7 carries powdered activated coke effect in the process, in addition parsing revolution furnace body 4 has certain inclination angle
Degree, powdered activated coke is elevated certain altitude and then whereabouts in fluidization, flows backward, right between powdered activated coke and heat exchanger
Stream heat exchange, powdered activated coke first pass through preheating section heat exchanger 18 in this course and are preheated to 140~160 DEG C, enter back into solution
Analysis section heat exchanger 17 is heated to 350~400 DEG C, and sulfuric acid and carbon atom generation reduction reaction release SO at a temperature of this2Gas
Body, the activated coke after parsing enter cooling section heat exchanger 16, from 14 row of powdered activated coke outlet after being cooled to 80~100 DEG C
Out, the SO parsed2Gas be enriched in preheating section and parsing section head room clearance, by resolution gas exhaust tube 3 maintain -100~-
200Pa negative pressure, the resolution gas SO of extraction2Gas enters Sulphur ressource and utilizes equipment；Cooling air in cooling section heat exchanger 16 changes
Enter hot-blast stove 11 after heat, is heated to 500~600 DEG C and enters parsing section heat exchanger 17, then enter back into preheating section heat exchanger
18, realize cascaded utilization of energy.
Compared to the prior art the utility model, has the advantages that
1, arrangement preheating section, parsing section and cooling section high-performance heat exchanger, structure are tight inside the utility model parsing rotary furnace
It gathers, heat exchange efficiency is high, and powdered activated coke filling rate is high, and treating capacity is big.
2, the scheme that the horizontal parsing rotary furnace of the utility model uses side to discharge of the coke into burnt side, effectively prevents vertical solution
The problem of analysing plug flow caused by tower parsing sulfur dioxide gas and pressure oscillation, is effectively ensured SO2Parsing and equipment stablize fortune
Row.
3, activity can be effectively controlled by the tilt angle of the revolving speed and revolution furnace body that control rotary furnace in the utility model
The burnt parsing time, easy to operate, apparatus adaptability is wider.
4, the utility model cooling section heat exchanger exit connects heating furnace entrance, and parsing section heat exchanger exit hot fluid enters
Preheating section heat exchanger continues to preheat activated coke, realizes the cascade utilization of heat, energy consumption is effectively reduced.
Detailed description of the invention
Fig. 1 is a kind of powdery desulphurizing activated coke parsing revolution furnace apparatus of the utility model and analytic method structural schematic diagram.
Specific embodiment
Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail.
As shown in Figure 1, a kind of powdery desulphurizing activated coke parsing revolution furnace apparatus of the utility model, including powdered activated coke material
Storehouse 1, the outlet of powdered activated coke feed bin 1 connection 2 entrance of screw feeder, 2 outlet of screw feeder parsing revolution furnace body 4
Entrance, powdered activated coke analytically turn round 4 side of furnace body and feed；It is fed in parsing revolution furnace body 4 along powdered activated coke
Direction sets gradually preheating section, parsing section and cooling section, and preheating section, parsing section and cooling section install preheating section heat exchanger respectively
18, section heat exchanger 17 and cooling section heat exchanger 16 are parsed, each heat exchanger is each attached in parsing revolution 4 center of furnace body
On empty fixed rotating shaft 5, rotary furnace sealing device 8,8 bottom of rotary furnace sealing device are installed in parsing revolution 4 discharge port one end of furnace body
Portion is powdered activated coke outlet 14；Driving motor 20 is driven the driving parsing revolution furnace body 4 of rotate gear group 19 and rotates；It is cooling
Air inlet duct 15 connects 13 entrance of cooling blower, the outlet of cooling blower 13 connection 16 entrance of cooling section heat exchanger, and cooling section changes
Hot device outlet 9 connects 11 entrance of heating furnace, and connection parsing 17 entrance of section heat exchanger of furnace outlet pipe 12 parses section heat exchanger
17 outlets are connected to 18 entrance of preheating section heat exchanger, and hot sky is discharged by hollow fixed rotating shaft 5 in preheating section heat exchanger exit pipe 10
Gas.
As preferred embodiments of the present invention, the powdered activated coke optimum grain-diameter range is 25 microns~1 milli
Rice, parsing revolution 4 powdered activated coke filling rate of furnace body is 20%~85%.
As preferred embodiments of the present invention, the parsing revolution furnace body 4 is horizontally disposed, and tilt angle 1~
10 °, support device is fixed with hollow 5 rear end of fixed rotating shaft, turns round furnace body 4 by adjusting support device height to adjust parsing
Tilt angle.
As preferred embodiments of the present invention, parsing revolution 4 inner wall of furnace body welds tooth form guide spiral shell
Line 7 effectively drives powdered activated coke rotation；Parsing rotary furnace sheet between parsing section heat exchanger 17 and cooling section heat exchanger 16
Ring baffle 6 is welded on 4 inner wall of body, completely cuts off resolution gas and cooling section.
As preferred embodiments of the present invention, parsing revolution 4 preheating section of furnace body and parsing section top water
Safety fills resolution gas exhaust tube 3, and 3 top of resolution gas exhaust tube setting aspirating hole simultaneously installs dust guard, and resolution gas exhaust tube 3 goes out
Mouth is welded on hollow 5 front end of fixed rotating shaft, is formed by hollow 5 cavity of fixed rotating shaft and enters Sulphur ressource processing equipment.
As preferred embodiments of the present invention, the preheating section heat exchanger 18, parsing section heat exchanger 17 and cold
But it is Horizontal cylinder body structure that section heat exchanger 16 is whole, and the heat exchanger tube of three heat exchangers is horizontally disposed, flat with input and output material direction
Row, same level arrange that heat exchanger tube inlet and outlet connection constitutes one layer of heat exchange layer, and each heat exchanger is made of N layers of heat exchange layer, is exchanged heat
Fluid is flowed into from bottom heat exchange layer, the outflow of top layer heat exchange layer.
The course of work of the utility model is as follows:
Adsorb SO2Powdered activated coke be stored in powdered activated coke feed bin 1, uniformly fed by screw feeder 2, due to
Internal tooth form guide screw thread 7 carries powdered activated coke effect in parsing revolution 4 rotation process of furnace body, in addition parsing rotary furnace sheet
Body 4 has certain tilt angle, and powdered activated coke is constantly elevated certain altitude and then falls, and promotes powdered activated coke
The heat convection between heat exchanger, activated coke first pass through preheating section heat exchanger 18 in this course and are preheated to 140~160
DEG C, it enters back into parsing section heat exchanger 17 and is heated to 350~400 DEG C, reduction reaction occurs for sulfuric acid and carbon atom at a temperature of this
Release SO2Gas, the activated coke after parsing enter cooling section heat exchanger 16, from powdered activated after being cooled to 80~100 DEG C
Burnt outlet 14 is discharged, the SO parsed2Gas is enriched in preheating section and parsing section head room clearance, is tieed up by resolution gas exhaust tube
- 100~-200Pa negative pressure is held, the resolution gas of extraction enters Sulphur ressource and utilizes equipment；Cooling air in cooling section heat exchanger changes
Enter hot-blast stove after heat, is heated to 500~600 DEG C and enters parsing section heat exchanger, then enter back into preheating section heat exchanger, realize
Cascaded utilization of energy.
Claims (7)
1. a kind of powdery desulphurizing activated coke parsing revolution furnace apparatus, which is characterized in that including powdered activated coke feed bin (1), powdery
Activated coke feed bin (1) outlet screw feeder (2) entrance, screw feeder (2) outlet parsing revolution furnace body (4)
Entrance；Preheating section, parsing section and cooling section are set gradually along powdered activated coke feedstock direction in parsing revolution furnace body (4),
Preheating section, parsing section and cooling section install preheating section heat exchanger (18), parsing section heat exchanger (17) and cooling section heat exchanger respectively
(16), each heat exchanger is each attached on the hollow fixed rotating shaft (5) at parsing revolution furnace body (4) center, parses rotary furnace
Ontology (4) discharge port one end is installed by rotary furnace sealing device (8)；Driving motor (20) passes through rotate gear group (19) connection parsing
It turns round furnace body (4), revolution furnace body (4) rotation is parsed with driving；Cooling air intake pipe (15) connects cooling blower (13)
Entrance, cooling blower (13) outlet connection cooling section heat exchanger (16) entrance, cooling section heat exchanger exit pipe (9) connect heating furnace
(11) entrance, furnace outlet pipe (12) connection parsing section heat exchanger (17) entrance, parsing section heat exchanger (17) outlet and preheating
Hot-air is discharged by hollow fixed rotating shaft (5) in section heat exchanger (18) entrance connection, preheating section heat exchanger exit pipe (10).
2. a kind of powdery desulphurizing activated coke parsing revolution furnace apparatus according to claim 1, it is characterised in that: the powdery
Activated coke partial size is 25 microns~1 millimeter, and parsing revolution furnace body (4) interior powdered activated coke filling rate is 20%~85%.
3. a kind of powdery desulphurizing activated coke parsing revolution furnace apparatus according to claim 1, it is characterised in that: the parsing
Furnace body (4) and 1~10 ° of the inclined angle of horizontal direction arrangement are turned round, support device and hollow fixed rotating shaft (5) rear end are solid
It is fixed, furnace body (4) tilt angle is turned round by adjusting support device height to adjust parsing.
4. a kind of powdery desulphurizing activated coke parsing revolution furnace apparatus according to claim 1, it is characterised in that: the parsing
Furnace body (4) inner wall welding tooth form guide screw thread (7) is turned round, powdered activated coke rotation is effectively driven；In parsing section heat exchanger
(17) ring baffle (6) are welded on parsing revolution furnace body (4) inner wall between cooling section heat exchanger (16), isolation parsing
Gas and cooling section.
5. a kind of powdery desulphurizing activated coke parsing revolution furnace apparatus according to claim 1, it is characterised in that: the parsing
Furnace body (4) preheating section and parsing section top horizontal installation resolution gas exhaust tube (3) are turned round, is set at the top of resolution gas exhaust tube (3)
It sets aspirating hole and dust guard is installed, resolution gas exhaust tube (3) outlet is welded on hollow fixed rotating shaft (5) front end.
6. a kind of powdery desulphurizing activated coke parsing revolution furnace apparatus according to claim 1, it is characterised in that: the preheating
Section heat exchanger (18), parsing section heat exchanger (17) and cooling section heat exchanger (16) entirety are Horizontal cylinder body structure, and three are changed
The heat exchanger tube of hot device is horizontally disposed, parallel with input and output material direction, and same level arrangement heat exchanger tube inlet and outlet connection constitutes one layer and changes
Thermosphere, each heat exchanger are made of N layers of heat exchange layer, and heat exchanging fluid is flowed into from bottom heat exchange layer, the outflow of top layer heat exchange layer.
7. a kind of powdery desulphurizing activated coke parsing revolution furnace apparatus according to claim 1, it is characterised in that: the revolution
Furnace sealing device (8) and parsing revolution furnace body (4) sealing, rotary furnace sealing device (8), which is kept fixed, not to be rotated, top connection
N2Inlet tube, prevents air from entering revolution furnace body, and powdered activated coke outlet (14) are arranged in bottom.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821068309.4U CN208591838U (en) | 2018-07-06 | 2018-07-06 | A kind of powdery desulphurizing activated coke parsing revolution furnace apparatus |
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| CN201821068309.4U CN208591838U (en) | 2018-07-06 | 2018-07-06 | A kind of powdery desulphurizing activated coke parsing revolution furnace apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108704632A (en) * | 2018-07-06 | 2018-10-26 | 西安热工研究院有限公司 | A kind of powdery desulphurizing activated coke parsing revolution furnace apparatus and analytic method |
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2018
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108704632A (en) * | 2018-07-06 | 2018-10-26 | 西安热工研究院有限公司 | A kind of powdery desulphurizing activated coke parsing revolution furnace apparatus and analytic method |
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