CN205653418U - Dedusting device - Google Patents
Dedusting device Download PDFInfo
- Publication number
- CN205653418U CN205653418U CN201620257576.0U CN201620257576U CN205653418U CN 205653418 U CN205653418 U CN 205653418U CN 201620257576 U CN201620257576 U CN 201620257576U CN 205653418 U CN205653418 U CN 205653418U
- Authority
- CN
- China
- Prior art keywords
- coal gas
- insulation
- blowback
- gas
- dust
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000003034 coal gas Substances 0.000 claims abstract description 108
- 239000000428 dust Substances 0.000 claims abstract description 84
- 238000000746 purification Methods 0.000 claims abstract description 22
- 238000004321 preservation Methods 0.000 claims abstract description 16
- 238000009413 insulation Methods 0.000 claims description 107
- 239000007789 gas Substances 0.000 claims description 88
- 238000001914 filtration Methods 0.000 claims description 31
- 239000000463 material Substances 0.000 claims description 27
- 229920000742 Cotton Polymers 0.000 claims description 15
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 14
- 239000001301 oxygen Substances 0.000 claims description 14
- 229910052760 oxygen Inorganic materials 0.000 claims description 14
- 238000013022 venting Methods 0.000 claims description 13
- 238000000576 coating method Methods 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000000835 fiber Substances 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 4
- 238000007664 blowing Methods 0.000 claims description 3
- 229910000323 aluminium silicate Inorganic materials 0.000 claims description 2
- 239000005995 Aluminium silicate Substances 0.000 claims 1
- PZZYQPZGQPZBDN-UHFFFAOYSA-N aluminium silicate Chemical compound O=[Al]O[Si](=O)O[Al]=O PZZYQPZGQPZBDN-UHFFFAOYSA-N 0.000 claims 1
- 235000012211 aluminium silicate Nutrition 0.000 claims 1
- 239000000571 coke Substances 0.000 abstract description 27
- 239000010410 layer Substances 0.000 description 68
- 230000000694 effects Effects 0.000 description 17
- 238000010438 heat treatment Methods 0.000 description 8
- 239000000706 filtrate Substances 0.000 description 7
- 239000000919 ceramic Substances 0.000 description 5
- 239000006004 Quartz sand Substances 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000003245 coal Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000002956 ash Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 239000010451 perlite Substances 0.000 description 2
- 235000019362 perlite Nutrition 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000011269 tar Substances 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000011280 coal tar Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 229910052571 earthenware Inorganic materials 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000005243 fluidization Methods 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009421 internal insulation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Coke Industry (AREA)
Abstract
The utility model provides a dedusting device, this dedusting device includes: the dust remover body including the casing, is equipped with heat preservation blowback gas inlet on the casing, and blowback coal gas thermal insulating unit, include: coal gas supplies the source, the heater, the heater supplies source and heat preservation blowback gas inlet to be linked together with coal gas respectively through the coal gas conveying pipeline. The utility model discloses a through supplying coal gas source and heater to link to each other, use to purify coal gas as the air supply among the blowback coal gas thermal insulating unit, this internally carries out heat supply heat preservation to the dust remover heat back, not only make the dust remover originally internal maintain suitable temperature range in, purify the concentration that coal gas can not weaken the raw coke oven gas in addition, therefore, the utility model discloses a calorific value of the purification raw coke oven gas after dedusting device removes dust is higher. Above -mentioned dedusting device simple structure, keep warm effectually and high to the dust collection efficiency of raw coke oven gas, be fit for extensive the popularization.
Description
Technical field
This utility model relates to cleaner field, in particular to a kind of dust arrester.
Background technology
Traditional high temperature raw coke oven gas purifier, conventional have permeable-gas ceramics pipe (micropore ceramics and ceramic membrane) cleaner unit, large-scale
Pocket type reverse blowing dust remover, multicyclone etc., carry out the device of udst separation also by water-washing method.Earthenware is (micro-
Hole pottery and ceramic membrane) cleaner unit is under worst hot case, and filter effect can meet.But along with the prolongation of dedusting time, pottery
The hole of pipe (film) can block, and regeneration is safeguarded more difficult, and online blowback is safeguarded needs the biggest power, and calcination cleaning cycle is long
Costly, maintenance cost is the highest.
The better dust removal effect of off-line ash-clearing sack cleaner, but maximum operation (service) temperature typically only about 280 DEG C, can not meet
Technological requirement.And because in gaseous mixture, water vapour content is big, easily stick with paste dead blocking in cloth bag appearance and lost efficacy.Multi-cyclone dedusting
Technology is the simplest, but whirlwind tolerance distribution inequality, dust removing effects is unstable, and import dust stratification easily blocks, thus is difficult to
Reach preferable dust removing effects.Use simple washing to process and can also purify raw coke oven gas, but due in raw coke oven gas with substantial amounts of
Tar, part ammonia, phenol and oily substance can be stayed in water, bring the most serious pollution problem to environment.Thus, it is still necessary to
Existing cleaner unit is improved, to improve the efficiency of dust collection of raw coke oven gas.
Utility model content
Main purpose of the present utility model is to provide a kind of dust arrester, to solve the efficiency of dust collection of cleaner unit of the prior art
Low problem.
To achieve these goals, according to an aspect of the present utility model, it is provided that a kind of dust arrester, this dust arrester bag
Including: cleaner unit body, including housing, housing is provided with insulation blowback gas entry；And blowback coal gas heat-insulation unit, including:
Coal gas supply source；Heater, heater is connected with coal gas supply source and insulation blowback gas entry respectively by gas pipeline.
Further, cleaner unit body also includes: clean room, and insulation blowback gas entry is connected with clean room；And filtering layer,
Filtering layer is arranged on the upper end of clean room and is connected with clean room.
Further, clean room is multiple, and the first end of multiple clean rooms is arranged on the inwall of housing, multiple clean rooms with
The second end that first end is relative forms center-aisle.
Further, cleaner unit body also includes heat-insulation layer, and heat-insulation layer includes the heat insulation coating being arranged on shell inner surface and sets
Put the heat-preservation cotton layer in housing outer surface.
Further, heat-preservation cotton layer is alumina silicate fibre blanket or fiber felt, and heat-preservation cotton layer is additionally provided with not away from housing outer surface
Rust steel plate layer or aluminum layer.
Further, along the flow direction of insulation blowback coal gas, the coal gas conveying between heater and insulation blowback gas entry
Pressure monitor, temperature monitor, spark arrester and gas valve it is disposed with on pipeline.
Further, gas pipeline is provided with multiple insulation blowback arm in the one end being connected with insulation blowback gas entry,
Multiple insulation blowback arms are connected correspondingly with the multiple insulation blowback gas entries being arranged on housing, and insulation blowback is propped up
Blowback arm valve it is additionally provided with on pipe.
Further, cleaner unit body also includes: purifies coal gas outlet, is arranged in housing sidewall, and is connected with clean room
Logical, purify coal gas discharge pipe, purify coal gas discharge pipe and be connected with purifying coal gas outlet.
Further, purify coal gas discharge pipe and include: purify coal gas exhaust outlet, and purify coal gas discharge header, purify coal
Gas discharge header is connected with purifying coal gas outlet by purifying coal gas exhaust outlet.
Further, purify on coal gas discharge header and be provided with online oxygen analyzer.
Further, purify and on coal gas exhaust outlet, be provided with exhaust outlet valve, purify and be provided with discharge on coal gas discharge header
House steward's valve, discharge header valve is arranged on the upstream of online oxygen analyzer along the flow direction purifying coal gas.
Further, purify coal gas discharge pipe and be outside equipped with heating tape.
Further, cleaner unit body also includes: venting, and venting is arranged on housing, and venting is provided with explosion-proof valve.
Further, explosion-proof valve is gravity type explosion-proof valve or elastic press type explosion-proof valve.
Further, filtering layer includes: filter plate, filter material layer, and filter material layer is arranged on filter plate, filter material layer include the first filter material layer and
Second filter material layer, the density of the first filter material layer is less than the density of the second filter material layer.
Further, filter plate is stainless pin silk felt.
Further, the housing of cleaner unit body includes: cylindrical section, and filtering layer, clean room and insulation gas entry are arranged on circle
On shell of column；Inverted cone section, is arranged on the lower section of cylindrical section along housing axial direction, and is connected, in conical section with institute cylindrical section
The cavity that surface is formed is dust collection chamber, and dust collection chamber is provided with dust export away from one end of cylindrical section.
Application the technical solution of the utility model, by arranging insulation blowback gas entry on the housing of cleaner unit body, and increases
Add blowback coal gas heat-insulation unit, it is provided that a kind of utilize high-temperature gas to this internal Insulation being incubated of cleaner unit.And,
By coal gas supply source is connected with heater in blowback coal gas heat-insulation unit of the present utility model so that the raw coke oven gas of purification is as gas
Source, heated after to cleaner unit, this most internal carries out heat supply insulation, this most internal maintains suitable temperature range not only to make cleaner unit
In, and purify coal gas and will not weaken the concentration of raw coke oven gas, thus, the purification famine coal after dust arrester dedusting of the present utility model
The calorific value of gas is higher.Above-mentioned dust arrester simple in construction, high insulating effect and the efficiency of dust collection height to raw coke oven gas, be suitable for extensive
Promote.
Accompanying drawing explanation
The Figure of description of the part constituting the application is used for providing being further appreciated by of the present utility model, of the present utility model
Schematic description and description is used for explaining this utility model, is not intended that improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows according to the structural representation of dust arrester in a kind of preferred embodiment of the present utility model；
Fig. 2 shows according to the structural representation of dust arrester in another kind of preferred embodiment of the present utility model；
Fig. 3 shows in a kind of preferred embodiment of this utility model air-purifying chamber and the structural representation of filtering layer in dust arrester；With
And
Fig. 4 shows the top view of the structure of filtering layer of dust arrester in another preferred embodiment of this utility model.
Wherein, above-mentioned accompanying drawing includes the following drawings labelling:
1, cleaner unit body；2, blowback coal gas heat-insulation unit；
11, housing；13, filtering layer；14, clean room；15, coal gas discharge pipe is purified；
21, coal gas supply source；22, heater；23, gas pipeline；
111, insulation blowback gas entry；112, coal gas outlet is purified；113, venting；114, dust export；
131, filter plate；132, filter material layer；
151, coal gas exhaust outlet is purified；152, coal gas discharge header is purified；153, online oxygen analyzer；
231, pressure monitor；232, temperature monitor；233, spark arrester；234, gas valve；235, insulation blowback is propped up
Pipe；
1321, the first filter material layer；1322, the second filter material layer；2351, blowback arm valve；1511, exhaust outlet valve；1521、
Discharge header valve.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined.
This utility model is described in detail below in conjunction with embodiment.
As background section is previously mentioned, owing to raw coke oven gas condensing caked composition, thus for cleaner unit containing easily meeting
Temperature requirement is the strictest, it is necessary to strict control enters the gas temperature within cleaner unit and the dissipated heat of system, makes dedusting
For nearly temperature constant state inside device, but present heat-preserving equipment structure is complicated, and Insulation is limited, particularly warp at cinder-discharging port
Often occur that ashes condenses at ash bucket, even cause cold air to leak into and cause the condensation of the composition such as coal tar to cause equipment to break down etc. and ask
Topic.
In order to improve above-mentioned condition of the prior art, in a kind of typical embodiment of this utility model, it is provided that one is removed
Dirt device, as it is shown in figure 1, this dust arrester includes: cleaner unit body 1, including housing 11, it is anti-that housing 11 is provided with insulation
Blow gas entry 111；And blowback coal gas heat-insulation unit 2, this blowback coal gas heat-insulation unit 2 includes: coal gas supply source 21, is used for
Blowback coal gas is provided；Heater 22, for heating blowback coal gas；Heater 22 is by gas pipeline 23 respectively
It is connected with coal gas supply source 21 and insulation blowback gas entry 111.
Above-mentioned dust arrester of the present utility model, by arranging insulation blowback gas entry on the housing 11 of cleaner unit body 1
111, and increase blowback coal gas heat-insulation unit 2, it is provided that a kind of utilize the high-temperature gas guarantor to being incubated in cleaner unit body 1
Temperature measure.And, by coal gas supply source 21 is connected with heater 22 in blowback coal gas heat-insulation unit 2 of the present utility model,
Make the raw coke oven gas purified as source of the gas, to carrying out heat supply insulation in cleaner unit body 1 after being heated, not only make cleaner unit originally
Maintain within the scope of suitable temperature in body 1, and purify coal gas and will not weaken the concentration of raw coke oven gas, thus, this utility model
Dust arrester dedusting after purify raw coke oven gas calorific value higher.Above-mentioned dust arrester simple in construction, high insulating effect and to waste coal
The efficiency of dust collection of gas is high, is suitable for large-scale promotion.
Cleaner unit body 1 of the present utility model is to be applicable to the dust arrester to raw coke oven gas, and raw coke oven gas is carried out by any being capable of
The device of dedusting is all applicable to this utility model.In this utility model one preferred embodiment, above-mentioned cleaner unit body 1 is also
Including: clean room 14, insulation blowback gas entry 111 is connected with clean room 14；And filtering layer 13, filtering layer 13 is arranged on
The upper end of clean room 14 is also connected with clean room 14.
It is highly preferred that above-mentioned clean room 14 is multiple, the first end of multiple clean rooms 14 is arranged on the inwall of housing 11, many
Second end relative with the first end of individual clean room 14 forms center-aisle.
The cleaner unit body 1 of said structure of the present utility model is connected with blowback coal gas heat-insulation unit 2 so that treat the famine of dedusting
Intrinsic for cleaner unit temperature, during filter course 13 carries out filtering dust, is maintained in 400～750 DEG C, dedusting by coal gas
After raw coke oven gas enter be arranged in the clean room 14 below filtering layer to be discharged.When clean room 14 is multiple, multiple clean rooms
First end of 14 is arranged on the inwall of housing 11, and second end relative with the first end of multiple clean rooms 14 forms center-aisle.
This center-aisle is dust channel, when blowback coal gas heat-insulation unit 2 enters clean room 14 from insulation blowback gas entry 111, and one
Aspect is internally heated insulation to cleaner unit body 1, on the other hand the dust being deposited on filtering layer 13 is dispelled fluidisation, one
Dividing during falling with raw coke oven gas redeposited on filtering layer 13, a part drops to dedusting along dedusting passage under gravity
The bottom of device body 1, thus be discharged.
In a kind of preferred embodiment of this utility model, one end that clean room 14 is connected with housing 11 inwall and horizontal direction
Angle is 10～20 °.The insulation coal gas of blowback coal gas heat-insulation unit 2 blowback forms a constant static-pressure, internal flow in blowing into clean room 14
Speed is 1.5m/s, and filtering layer 13 is blown out by gas with certain speed, is fluidized by filtrate, and fine dust is blown out to multiple clean room 14
Between in the dust channel that formed.The cleaner unit body 1 dedusting area of said structure is big, and with blowback coal gas heat-insulation unit 2
With the use of, the effect of heating and thermal insulation can be played, the most also carry out reverse gas cleaning, kill two birds with one stone, efficiency of dust collection is high, dedusting
Plant running is stable, extends the service life of dust arrester.
The above-mentioned dust arrester being provided with blowback coal gas heat-insulation unit 2 of this utility model has high insulating effect, and raw coke oven gas dedusting is imitated
The advantage that rate is high and stable.In order to strengthen the heat insulation effect of this dust arrester further, another kind of preferably at this utility model
Embodiment in, above-mentioned cleaner unit body 1 also includes: heat-insulation layer, and heat-insulation layer includes being arranged on the insulation of housing 11 inner surface and is coated with
Layer and be arranged on the heat-preservation cotton layer of housing 11 outer surface.
In above preferred embodiment, by being respectively provided with heat insulation coating and insulation face at the inner surface of cleaner unit body 1 and outer surface
Layer, it is possible to the heat reducing cleaner unit body 1 scatters and disappears, and improves heat insulation effect.I.e. ensure that heat scatters and disappears little, also solve at present
In many Insulations, owing in raw coke oven gas, water vapour content is big, steam is spilled over to surface of steel plate from heat-preservation cotton, connects with cold wall
Cause insulation failure after touch, cause the problems such as thermal loss is big.Above-mentioned dust arrester of the present utility model, uses the most merely guarantor
Temperature facility, also uses purge gas concurrent heating insulation, is effectively increased heat insulation effect, it is to avoid the precipitation of tar.
Above-mentioned heat insulation coating refers to have the coating of heat insulation effect and is coated in the inner surface of cleaner unit body 1 and the coating that formed, its
In, having the coating of heat insulation effect can be of the prior art to have heat-resisting, the corrosion-resistant and coating of wearability, such as may be used
To be reflecting heat insulation paint (one in space energy-saving heat-insulating thermal insulation coatings such as ZS normal temperature type and ZS high temperature modification), can make to remove
Temperature in dirt device body 1 reaches 600～700 DEG C, and the preferably thickness of heat-insulation layer is 5cm.
The concrete kind of heat-preservation cotton layer is also not limited to aluminosilicate fiber cotton layer (alumina silicate fibre blanket or alumina silicate fiber felt).Preferably protect
The thickness of the cotton layer of temperature is 10cm.Above-mentioned housing 11 outer surface at cleaner unit body 1 arranges heat-preservation cotton layer and can play and prevent heat
The effect scattered and disappeared, in order to reduce the abrasion of this heat-preservation cotton layer, in this utility model one preferred embodiment, at heat-preservation cotton layer
It is additionally provided with rustless steel flaggy or aluminum layer away from housing 11 outer surface.By using rustless steel or aluminium sheet to be fixed, improve
The service life of heat-preservation cotton layer, and then improve heat insulation effect.
Cleaner unit body 1 can be carried out effective high temperature and to the dust being deposited on filtering layer 13 in above-mentioned coal gas blowback heat-insulation unit
Carry out blowback.In order to improve the safety of coal gas blowback heat-insulation unit and the conservative control to insulation blowback coal gas further, at this
In utility model one preferred embodiment, as depicted in figs. 1 and 2, along the flow direction of insulation blowback coal gas, at heater
It is disposed with pressure monitor 231, temperature monitoring on gas pipeline 23 between 22 and insulation blowback gas entry 111
Instrument 232, spark arrester 233 and gas valve 234.Pressure monitor 231 and temperature monitor 232 are in order to monitor insulation blowback
The temperature of coal gas and pressure, make the temperature of insulation blowback coal gas in the range of 500 DEG C～550 DEG C, and pressure is 7KPa's～10KPa
In the range of.In installation spark arrester 233 and gas valve 234 occur that blast or burning etc. cause pipeline in preventing cleaner unit body 1
Tempering phenomenon occurs.
In above-mentioned dust arrester, gas pipeline 23 can be as required in the one end being connected with insulation blowback gas entry 111
Carry out appropriate design, so that insulation blowback coal gas reasonably can carry out heating and thermal insulation to cleaner unit body 1.At this utility model
In a kind of preferred embodiment, above-mentioned gas pipeline 23 is provided with on the one end being connected with insulation blowback gas entry 111
Multiple insulation blowback arms 235, multiple insulation blowback arms 235 and the multiple insulation blowback gas entries being arranged on housing 11
111 are connected correspondingly, and insulation blowback arm 235 is additionally provided with blowback arm valve 2351.Insulation blowback arm 235
Corresponding to clean room 14, Reasonable adjustment Mei Ceng clean room 14 is incubated the quantity of blowback arm 235 as required.Blowback manifold valve
The setting of door 2351 is easy to the gas in single insulation blowback arm 235 is carried out conservative control or regulation.
In cleaner unit body 1 of the present utility model in addition to containing insulation blowback gas entry 111, also include the purification coal after dedusting
Gas is correlated with pipeline, and concrete set-up mode can need to carry out appropriate design according to production.In a kind of preferably enforcement of this utility model
In example, as shown in Figures 2 and 3, above-mentioned cleaner unit body 1 also includes: purifies coal gas outlet 112, is arranged on housing 11
On sidewall, and it is connected with clean room 14, purifies coal gas discharge pipe 15, purify coal gas discharge pipe 15 and purify coal gas outlet
112 are connected.
In above-mentioned preferred embodiment, by being arranged on purifying coal gas outlet 112 on the sidewall being connected with clean room 14,
It is easy to the purification gas after filtering layer 13 filters effectively discharge, and is transported to purify depositing of coal gas by purifying coal gas discharge pipe 15
Storage or use unit.
In this utility model another kind preferred embodiment, include as in figure 2 it is shown, purify coal gas discharge pipe 15: purify coal gas
Exhaust outlet 151, and purify coal gas discharge header 152, purify coal gas discharge header 152 by purifying coal gas exhaust outlet 151
It is connected with purifying coal gas outlet 112.It is provided with online oxygen analyzer 153 on coal gas discharge header 152 it is highly preferred that purify.
In above preferred embodiment, purification coal gas discharge pipe 15 is designed as the form of arm and house steward, it is simple to utilize arm to removing
Purification raw coke oven gas in dirt device body 1 Nei Ge clean room 14 is efficiently discharged.And arrange on coal gas discharge header 152 purifying
The purpose of online oxygen analyzer 153 is from safety considerations, has high temperature, as oxygen content exceeds standard it is possible that explode herein
Dangerous.Online oxygen-containing test instrunment uses laser analysis, makes oxygen content≤2%, response time≤1s.
For the gas flow on further conservative control arm and house steward, in this utility model another kind preferred embodiment,
Purify and on coal gas exhaust outlet 151, be provided with exhaust outlet valve 1511, purify and be always provided with discharge on coal gas discharge header 152
Tube valve 1521, discharge header valve 1521 arranges the upstream of online oxygen analyzer 153 along purifying flow of gas direction.
The sampling pipe of above-mentioned online oxygen analyzer 153 needs insulation, and Insulation preferably employs heating tape to be carried out along Cheng Guandao
Insulation, is such as outside equipped with heating tape at purification coal gas discharge pipe 15, makes temperature maintain 450 DEG C～500 DEG C.
It should be noted that owing to dust arrester of the present utility model can be used for raw coke oven gas is carried out dedusting, and in raw coke oven gas
Coal gas is met oxygen and is susceptible to blast, therefore, for security consideration, cleaner unit body 1 also should arrange venting 113, specifically
Position is set and set-up mode can adjust as required.In this utility model one preferred embodiment, above-mentioned venting 113
It is arranged on housing 11 top, venting 113 is provided with explosion-proof valve, quick-fried for occurring when cleaner unit body 1 is contained within oxygen
Release aerofluxus when fried pressure is excessive.Venting 113 i.e. pressure relief opening, employing can automatically reply explosion-proof valve, such as gravity type explosion-proof valve or bullet
Pressure type explosion-proof valve, when internal pressure is more than 10KPa, valve event pressure release.
Filtering layer 13 in above-mentioned cleaner unit body 1 uses the filtering layer 13 of existing structure, it is also possible to reasonable according to real needs
Adjust the number of plies of dust arrester inner filtering layer 13.Such as filtering layer 13 can be made up of two-layer filtrate, can be different material, different close
Degree composition, or by material of the same race, top heavy, variable grain forms.Concrete filtrate kind can be quartz sand, perlite,
Limestone or semicoke etc..
In this utility model one preferred embodiment, as shown in Figure 3 and Figure 4, filtering layer 13 includes: filter plate 131, filtrate
Layer 132, filter material layer 132 is arranged on filter plate 131, and filter material layer 132 includes the first filter material layer 1321 and the second filter material layer 1322,
The density of the first filter material layer 1321 is less than the density of the second filter material layer 1322.Specifically, the density of ground floor filtrate is the least, for
70-200kg/m3, the second layer be density be 1800kg/m3, i.e. lightness sensation in the upper and heaviness in the lower.It is highly preferred that above-mentioned first filter material layer and the second filter
The bed of material can be respectively perlite and quartz sand, hollow ceramic ball and quartz sand or semicoke granule and quartz sand.Filter plate 131 can
Think the stainless pin silk felt of resistance to 600 DEG C of high temperature.There is above-mentioned two-layer there is the filtering layer 13 that the filtrate of heterogeneity or density is formed,
Efficiency of dust collection can be significantly improved.
In above-mentioned dust arrester, structure and the shape of the housing 11 of cleaner unit body 1 rationally can set according to needs of production
Meter.In this utility model one preferred embodiment, above-mentioned housing 11 includes: cylindrical section, filtering layer 13, clean room 14 with
And insulation gas entry 111 is arranged on cylindrical section；Inverted cone section, is arranged on the lower section of cylindrical section along housing 11 axial direction,
And be connected with institute cylindrical section, the cavity that conical section inner surface is formed is dust collection chamber, and dust collection chamber is away from cylindrical section
One end is provided with dust export 114.
At cylindrical section, one or more layers purification list formed by the housing 11 of filtering layer 13, clean room 14 and corresponding site is set
Unit, it is possible to suitably expand the dedusting area of cleaner unit.And the center-aisle formed between by the second end of clean room 14 and setting
Inverted cone section below cylindrical section is connected, thus forms dust collection chamber, and inverted cone is easy to the collection of dust.Above-mentioned circle
The housing 11 of shell of column and inverted cone section can be made up of 304 rustless steels or chrome-molybdenum steel, is resistant to the high temperature of 600 DEG C.
In a kind of preferred embodiment of this utility model, dust arrester includes thick raw coke oven gas import, venting 113, purifies coal
Gas outlet, filtering layer 13, clean room 14, clean room 14 the second end between formed center-aisle, insulation blowback pipeline and clean
Change coal gas discharge pipe 15 road etc..Wherein, air inlet is thick raw coke oven gas air inlet, is arranged on the top of dust arrester, is positioned at housing
The geometric center point in 11 dome faces.Venting 113 is explosion-proof valve relief port.Filtering layer 13 is made up of filtrate and filter plate 131.Purify
The air chamber of the room 14 of short duration storage of that is clean raw coke oven gas, there are purification raw coke oven gas outlet and insulation blowback gas entry 111 in clean room 14.Only
The inverted cone that the center-aisle of the second end formation changing room 14 is connected is dust collection chamber.Insulation blowback pipeline i.e. blowback insulation
Coal gas, to the pipeline in dust arrester, is assigned to each insulation blowback arm 235 by gas pipeline 23.Housing 11, filtering layer 13,
And clean room 14 forms one group of filter element, often the most supporting one group of insulation blowback air pipeline of group filter element, is linked into clean room
The insulation blowback gas entry 111 of 14.Purify coal gas discharge pipe 15 by each clean room 14 purification coal gas exhaust outlet 151 out
Form with the purification coal gas discharge header 152 collected.Above-mentioned dust arrester integral heat insulation, pipeline external is incubated, inside and outside housing 11
Portion is all incubated, and uses insulation blowback coal gas to carry out concurrent heating simultaneously, keeps heat balance.
As can be seen from the above description, this utility model the above embodiments achieve following technique effect:
1) with the coal gas after purification as insulation blowback source of the gas, improve the intrinsic heat insulation effect of cleaner unit, improve efficiency of dust collection,
And need not consume nitrogen (being added without extraneous gas), do not change combustable gas concentration and calorific value.
2) compared to other cleaner units, under decision design, this device pressure drop maximum is less than 2.6kPa, typically exists
In 1200Pa～1600Pa, filter efficiency is high, keeps relatively low outlet dust concentration, approximately less than 30mg/Nm3。
3) dust arrester simple in construction of the present utility model, operating cost is low, moving component is few, maintenance rate is low, it is adaptable to the biggest
Most high-temperature dust removal occasions, have the strongest feasibility, practicality and economy.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for this area
For technical staff, this utility model can have various modifications and variations.All within spirit of the present utility model and principle, institute
Any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.
Claims (16)
1. a dust arrester, it is characterised in that described dust arrester includes:
Cleaner unit body (1), including housing (11), described housing (11) is provided with insulation blowback gas entry (111)；
And
Blowback coal gas heat-insulation unit (2), including:
Coal gas supply source (21)；
Heater (22), described heater (22) by gas pipeline (23) respectively with described coal gas supply source (21)
It is connected with described insulation blowback gas entry (111).
Dust arrester the most according to claim 1, it is characterised in that described cleaner unit body (1) also includes:
Clean room (14), described insulation blowback gas entry (111) is connected with described clean room (14)；And
Filtering layer (13), described filtering layer (13) be arranged on described clean room (14) upper end and with described clean room (14)
It is connected.
Dust arrester the most according to claim 2, it is characterised in that described clean room (14) are multiple, multiple described purifications
First end of room (14) is arranged on the inwall of described housing (11), multiple described clean rooms (14) with described first
The second relative end is held to form center-aisle.
Dust arrester the most according to claim 2, it is characterised in that described cleaner unit body (1) also includes: heat-insulation layer,
Described heat-insulation layer includes the heat insulation coating being arranged on described housing (11) inner surface and is arranged on described housing (11) appearance
The heat-preservation cotton layer in face.
Dust arrester the most according to claim 4, it is characterised in that described heat-preservation cotton layer is alumina silicate fibre blanket or aluminium silicate fiber
Dimension felt, described heat-preservation cotton layer is additionally provided with rustless steel flaggy or aluminum layer away from described housing (11) outer surface.
Dust arrester the most according to any one of claim 1 to 5, it is characterised in that along the flow direction of insulation blowback coal gas,
On described gas pipeline (23) between described heater (22) and described insulation blowback gas entry (111)
It is disposed with pressure monitor (231), temperature monitor (232), spark arrester (233) and gas valve (234).
Dust arrester the most according to claim 6, it is characterised in that described gas pipeline (23) is anti-with described insulation
The one end blowing gas entry (111) connected is provided with multiple insulation blowback arm (235), multiple described insulation blowback arms
(235) it is connected correspondingly with multiple described insulation blowback gas entry (111) being arranged on described housing (11)
Logical, described insulation blowback arm (235) is additionally provided with blowback arm valve (2351).
8. according to the dust arrester according to any one of claim 2 to 5, it is characterised in that described cleaner unit body (1) is also wrapped
Include:
Purify coal gas outlet (112), be arranged on described housing (11) sidewall, and with described clean room (14) phase
Connection,
Purify coal gas discharge pipe (15), described purification coal gas discharge pipe (15) and described purification coal gas outlet (112)
It is connected.
Dust arrester the most according to claim 8, it is characterised in that described purification coal gas discharge pipe (15) including:
Purify coal gas exhaust outlet (151), and
Purifying coal gas discharge header (152), described purification coal gas discharge header (152) is discharged by described purification coal gas and is propped up
Pipe (151) is connected with described purification coal gas outlet (112).
Dust arrester the most according to claim 9, it is characterised in that purify and be provided with online on coal gas discharge header (152)
Oxygen analyzer (153).
11. dust arresters according to claim 10, it is characterised in that be provided with on described purification coal gas exhaust outlet (151)
Exhaust outlet valve (1511), described purification coal gas discharge header (152) is provided with discharge header valve (1521),
Described discharge header valve (1521) is arranged on the upper of described online oxygen analyzer (153) along the flow direction purifying coal gas
Trip.
12. dust arresters according to any one of claim 1 to 5, it is characterised in that described cleaner unit body (1) is also wrapped
Including: venting (113), described venting (113) is arranged on described housing (11), on described venting (113)
It is provided with explosion-proof valve.
13. dust arresters according to claim 12, it is characterised in that described explosion-proof valve is that gravity type explosion-proof valve or elastic press type are prevented
Quick-fried valve.
14. according to the dust arrester according to any one of claim 2 to 5, it is characterised in that described filtering layer (13) including:
Filter plate (131),
Filter material layer (132), described filter material layer (132) is arranged on described filter plate (131), described filter material layer (132)
Including the first filter material layer (1321) and the second filter material layer (1322), the density of described first filter material layer (1321) is less than institute
State the density of the second filter material layer (1322).
15. dust arresters according to claim 14, it is characterised in that described filter plate (131) is stainless pin silk felt.
16. according to the dust arrester according to any one of claim 2 to 5, it is characterised in that the institute of described cleaner unit body (1)
State housing (11) to include:
Cylindrical section, described filtering layer (13), described clean room (14) and described insulation blowback gas entry (111) set
Put on described cylindrical section；
Inverted cone section, is arranged on the lower section of described cylindrical section along described housing (11) axial direction, and with institute's cylindrical section phase
Connection, the cavity that described conical section inner surface is formed is dust collection chamber, and described dust collection chamber is away from described cylindrical section
One end be provided with dust export (114).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620257576.0U CN205653418U (en) | 2016-03-29 | 2016-03-29 | Dedusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620257576.0U CN205653418U (en) | 2016-03-29 | 2016-03-29 | Dedusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205653418U true CN205653418U (en) | 2016-10-19 |
Family
ID=57389624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620257576.0U Active CN205653418U (en) | 2016-03-29 | 2016-03-29 | Dedusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205653418U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105694990A (en) * | 2016-03-29 | 2016-06-22 | 新疆广汇中化能源技术开发有限公司 | Dust remover |
| CN107261674A (en) * | 2017-08-21 | 2017-10-20 | 江苏新科达滤袋有限公司 | It is a kind of to prevent the dedusting filtering bag deashing device of filter bag damage |
| CN108211569A (en) * | 2018-01-27 | 2018-06-29 | 无锡法尔胜悦能动力有限公司 | A kind of diesel generating set waste gas recovery pot |
-
2016
- 2016-03-29 CN CN201620257576.0U patent/CN205653418U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105694990A (en) * | 2016-03-29 | 2016-06-22 | 新疆广汇中化能源技术开发有限公司 | Dust remover |
| CN107261674A (en) * | 2017-08-21 | 2017-10-20 | 江苏新科达滤袋有限公司 | It is a kind of to prevent the dedusting filtering bag deashing device of filter bag damage |
| CN108211569A (en) * | 2018-01-27 | 2018-06-29 | 无锡法尔胜悦能动力有限公司 | A kind of diesel generating set waste gas recovery pot |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105879508B (en) | The dust pelletizing system and its dust removal method that cleaner, the cleaner for the atm number gas that dustiness is 100-2000g/m3, tar content is 100-3000g/m3 form | |
| CN105670709B (en) | Raw coke oven gas purification device | |
| CN205653418U (en) | Dedusting device | |
| CN105694990A (en) | Dust remover | |
| CN106318472A (en) | High temperature dust-containing coal gas dust removal device | |
| CN107726331B (en) | Wiring board burns smelting furnace and wiring board burns smelting process | |
| TW201020020A (en) | Method for scrubbing a flue gas of a metallurgical plant and flue gas scrubbing apparatus | |
| CN109022015A (en) | A kind of waste tire thermal cracking exhaust emission near-zero release treatment process and complete set of equipments | |
| CN104083963A (en) | Deduster heating system and heating method | |
| CN206642540U (en) | A kind of boiler waste gas purification device | |
| CN101812327A (en) | Down-draught type biomass gasifier for secondarily cracking tar | |
| CN105694991A (en) | Reverse blowing device and reverse blowing method for raw coke oven gas dust remover | |
| CN112246015B (en) | High-temperature flue gas particle separating device | |
| CN202647790U (en) | Waste liquid and waste gas burning furnace | |
| CN107051029A (en) | Brick mix structure glass-fiber bagged dust collector and its ash removal method | |
| CN111440640B (en) | A high-temperature coal gas purification system capable of utilizing waste heat and a method of using the system | |
| CN107726337B (en) | Flue gas treatment system of garbage treatment furnace | |
| CN206240329U (en) | Flue gas desulfurization denitration dust-removing system | |
| CN205635510U (en) | Waste coal gas purification device | |
| CN205653419U (en) | Blowback device of raw coke oven gas dust remover | |
| CN205235629U (en) | Pipe is listed as formula porcelain filter | |
| CN208764917U (en) | The integrated wind-mixer of Regenerative Combustion System | |
| CN208011748U (en) | It is a kind of to be used to purify the device that low-temp methanol washes CO2 exhaust gas | |
| CN205360920U (en) | Environment -friendly waste incinerator exhaust purification processing apparatus | |
| CN209602579U (en) | A kind of blast furnace stops wind flue gas processing device again |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180122 Address after: 839303 the Xinjiang Uygur Autonomous Region Hami Yiwu County NOM town Xingye Road No. 1 Patentee after: Xinjiang Guanghui coal cleaning and refining Co., Ltd. Address before: 830001 the Xinjiang Uygur Autonomous Region economic and Technological Development Zone, Songshan street, No., R & D building, room 871, room 229 Patentee before: XINJIANG GUANGHUI SINOCHEM ENERGY TECHNOLOGY DEVELOPMENT CO., LTD. |
|
| TR01 | Transfer of patent right |