CN204723961U - A kind of cleaner - Google Patents
A kind of cleaner Download PDFInfo
- Publication number
- CN204723961U CN204723961U CN201520287090.7U CN201520287090U CN204723961U CN 204723961 U CN204723961 U CN 204723961U CN 201520287090 U CN201520287090 U CN 201520287090U CN 204723961 U CN204723961 U CN 204723961U
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- ash
- coring
- cyclone dust
- gas
- condensing chamber
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Abstract
The utility model discloses a kind of cleaner, include the first cyclone dust collectors, separator, coring condensing chamber, the second cyclone dust collectors, air-introduced machine, dehumidification drier.Through the cooperation of all parts, cleaner balances the pressure in deashing stirring cage, coal gas can be avoided to overflow, the dust in gas ash mist can be removed and flutter and catch sub-meter grade fly ash granule, the alkali metal removed in gas ash dust reaches more than 80%, and can effectively remove the elements such as mercury in dust, cadmium, lead, arsenic, sulphur, zinc, substantially increase the recycling of gas ash.
Description
Technical field
The utility model relates to technical field of blast furnace process, particularly relates to a kind of cleaner.
Background technology
Current gas ash discharge is open type discharge, and the gas ash exhaust apparatus (that is: cyclone dust collectors) that this form of export adopts is made up of unloading valve, straight tube, blender, deashing stirring cage, motor, double-shaft spiral vane type puopulsion equipment, " soaking " system, ash discharging hole etc. of fetching water.By cyclone dust collectors, coal gas is separated with stove dirt (gas ash), gas ash is discharged in railway carriage by recycling ash removing equipment.
This equipment is in the timing of grey valve port footpath one, and the speed of lower ash is just determined, then selects motor model and velocity ratio, matches with the discharge and double-shaft spiral blade fltting speed that ensure ash quantity; Take into account simultaneously and consider " soak " and " lock gas " function of fetching water of ash removing equipment, to reduce airborne dust and flue gas spilling for standard.
This open type discharge key to have given play to that equipment " soaks ", " lock gas " effect, once foreign matter blocks cinder-discharging port, because ash quantity shared volume in stirring cage sharply reduces, equipment " soaks ", " lock gas " effect will be lost, therefore a large amount of flue gases will overflow from cinder-discharging port, and wraps up in band dry ash airborne dust.
And cyclone dust collectors gas pressure is greater than atmospheric pressure, slightly meet ash removing equipment when ash flows smooth to be just difficult to give play to " lock gas " effect, that micron order and submicron order dust granule are also difficult to go to flutter by fetch water " soaking " grasp again, therefore use cyclone dust collectors of the prior art, have a large amount of flue gases wrapping up in band dry ash airborne dust and overflow from cinder-discharging port.
Utility model content
The utility model provides a kind of cleaner, to solve deduster of the prior art when unloading mash gas meeting, has the technical problem that a large amount of flue gases wrapping up in band dry ash airborne dust overflows from cinder-discharging port.
For solving the problems of the technologies described above, the utility model provides a kind of cleaner, comprising: the first cyclone dust collectors; Separator, connects described first cyclone dust collectors; Described separator comprises deashing stirring cage, and described deashing stirring cage comprises vane type ash discharging hole, described vane type ash discharging hole is provided with and unloads grey blade; Coring condensing chamber, the first end of described coring condensing chamber is connected with described deashing stirring cage by pipeline; Described coring condensing chamber is provided with blow-off pipe; Second cyclone dust collectors, the first end of described second cyclone dust collectors is connected to the second end of described coring condensing chamber, and connects described coring condensing chamber by washing drainpipe; Air-introduced machine, is connected to the first end of described second cyclone dust collectors; Described air-introduced machine connects described deashing stirring cage by muffler; Dehumidification drier, is connected to the second end of described second cyclone dust collectors; Wherein, by described deashing stirring cage, gas ash mixture is sent to described vane type ash discharging hole, unloads grey blade discharge moistening gas ash in described gas ash mixture by described; By the effect of described air-introduced machine, the gas ash mist in described gas ash mixture is introduced described coring condensing chamber, by gas ash mist described in the process of described coring condensing chamber, described gas ash mist is divided into: dry ash particle, condensation particle, Purge gas; Described dry ash particle enters described second cyclone dust collectors by described washing drainpipe, then enters described dehumidification drier, and is discharged by described dehumidification drier; Described condensation particle is condensed by submicron particles and forms, and is discharged by described blow-off pipe; Described Purge gas enters described second cyclone dust collectors, then enters described deashing stirring cage by the effect of described air-introduced machine by described muffler and recycles.
Preferably, described coring condensing chamber is provided with running water atomizer, steam jet; Second end of described coring condensing chamber is provided with mist elimination tap water spray head; Described gas ash mist is washed, to wash out described dry ash particle by described running water atomizer; Described submicron particles is condensed into described condensation particle by the steam sprayed by described steam jet; Described steam is cooled by described mist elimination tap water spray head.
Preferably, the inside of described coring condensing chamber is provided with woven wire, and described woven wire forms vaporium, and described steam jet sprays steam to described vaporium.
Preferably, described deashing stirring cage also comprises motor.
Preferably, ash discharging valve is provided with between described deashing stirring cage and described first cyclone dust collectors.
By one or more technical scheme of the present utility model, the utility model has following beneficial effect or advantage:
A kind of cleaner of the utility model design, includes the first cyclone dust collectors, separator, coring condensing chamber, the second cyclone dust collectors, air-introduced machine, dehumidification drier.By described deashing stirring cage, gas ash mixture is sent to described vane type ash discharging hole, unloads grey blade discharge moistening gas ash in described gas ash mixture by described; By the effect of described air-introduced machine, the gas ash mist in described gas ash mixture is introduced described coring condensing chamber, by gas ash mist described in the process of described coring condensing chamber, described gas ash mist is divided into: dry ash particle, condensation particle, Purge gas; Described dry ash particle enters described second cyclone dust collectors by described washing drainpipe, then enters described dehumidification drier, and is discharged by described dehumidification drier; Described condensation particle is condensed by submicron particles and forms, and is discharged by described blow-off pipe; Described Purge gas enters described second cyclone dust collectors, then enters described deashing stirring cage by the effect of described air-introduced machine by described muffler and recycles.The advantage of the cleaner in the utility model balances the pressure in deashing stirring cage, coal gas can be avoided to overflow, the dust in gas ash mist can be removed and flutter and catch sub-meter grade fly ash granule, the alkali metal removed in gas ash dust reaches more than 80%, and can effectively remove the elements such as mercury in dust, cadmium, lead, arsenic, sulphur, zinc, substantially increase the recycling of gas ash.
Accompanying drawing explanation
The structural representation of a kind of cleaner that Fig. 1 provides for the utility model embodiment.
Description of reference numerals: the first cyclone dust collectors 1, ash discharging valve 2, deashing stirring cage 3, vane type ash discharging hole 4, unloads grey blade 5, motor 6, coring condensing chamber 7, blow-off pipe 8, running water atomizer 9, steam jet 10, mist elimination tap water spray head 11, washing drainpipe 12, second cyclone dust collectors 13, air-introduced machine 14, dehumidification drier 15, muffler 16, woven wire 17.
Detailed description of the invention
Gas ash mist mainly includes: flue gas, mist (submicron particles) and " do not soaked " the dry ash particle and heavy metal, alkali metal etc. that arrive.Main purpose of the present utility model is by the cooperation-removal of the multiple pollutant in gas ash mist, avoids the flue gas occurring wrapping up in band dry ash airborne dust.
The main enforcement principle of the utility model is: the characteristic utilizing supersaturated vapor to condense in microparticle surfaces coring, flutters and catches sub-meter grade fly ash granule; Again by unloading grey blade 5 shutoff mist, again by the cyclone dust collectors (being the second cyclone dust collectors 13 in the utility model) newly established by Purge gas and the dry ash particle separation of washing out out, by drying dehumidification, dry ash particle separation is out entered railway carriage again, when processing gas ash mist, the element such as cadmium, lead, arsenic, sulphur in flue gas can be removed simultaneously; Purge gas after being cleaned purifies getting back to stirring cage Inner eycle again, can realize the real purification of gas ash mist.
Specifically, the utility model changes column type ash discharging hole into vane type ash discharging hole 4, devise at vane type ash discharging hole 4 and unload grey blade 5, by the rotation of unloading grey blade 5, the moistening gas ash in gas ash mist is released ash discharging hole (moistening gas ash is here by " soaking " system wets of fetching water); And the gas ash mist that flue gas, mist and dry ash particle etc. are formed is enclosed in ash discharging hole place by blade, guides to coring condensing chamber 7, wash out dry ash particle by the effect of air-introduced machine 14, dry ash particle enters the second cyclone dust collectors 13 by washing drainpipe 12; The particle of submicron order enters condensation growth in coring condensing chamber 7 and forms condensation particle, then passes through sewage draining exit regularly discharge, and the Purge gas be cleaned out by the second cyclone dust collectors 13, then is recycled to deashing stirring cage 3 is interior by muffler 16.And the dry ash particle in the second cyclone dust collectors 13 is by the gas ash discharge pause interval time, is disposed in dehumidification drier 15 and is arranged again into grey car.
In order to make the utility model the technical staff in the technical field more clearly understand the utility model, below in conjunction with accompanying drawing, by specific embodiment, technical solutions of the utility model are described in detail.
See Fig. 1, a kind of cleaner that the utility model embodiment provides, comprising:
First cyclone dust collectors 1, be mainly used to be separated blast furnace gas and gas ash, the gas ash after separation is actually the mist carrying cigarette, mist, dry ash particle etc.
Separator, connects described first cyclone dust collectors 1; Described separator comprises deashing stirring cage 3, and deashing stirring cage comprises vane type ash discharging hole 4, described vane type ash discharging hole 4 is provided with and unloads grey blade 5.
Specifically, between deashing stirring cage 3 and described first cyclone dust collectors 1, ash discharging valve 2 is also provided with.The gas ash mist that first cyclone dust collectors 1 are discharged is drained in deashing stirring cage 3 by ash discharging valve 2.In addition, on deashing stirring cage 3 connects, be connected with motor 6, be deashing stirring cage 3 energy supply.
Coring condensing chamber 7, the first end of described coring condensing chamber 7 is connected with described deashing stirring cage 3 by pipeline; Described coring condensing chamber 7 is provided with blow-off pipe 8.Specifically, coring condensing chamber 7 is in oval barrel-like structure.Its first end connects deashing stirring cage 3 by pipeline, and its second end is connected on the second cyclone dust collectors 13.
In actual applications, the size of coring condensing chamber 7 can reference: DN800 × 1200.Air-introduced machine 14 configures a frequency modulation motor in order to regulate its air quantity, and its performance parameter is: blast 5 ~ 6kPa, air quantity 250 ~ 350m
3/ h. power is 1.1kw.
In order to processing gas ash mixture effectively, coring condensing chamber 7 and air-introduced machine 14 are arranged on the last layer platform of deashing stirring cage 3 platform.The horizontal level of coring condensing chamber 7 and air-introduced machine 14 is higher than the horizontal level of deashing stirring cage 3, and such design, can make deashing stirring cage 3 gas ash mist out utilize the characteristic of gas to rise and enter into coring condensing chamber 7.
On coring condensing chamber 7, except being provided with blow-off pipe 8, be also provided with running water atomizer 9, steam jet 10, in addition, the second end of described coring condensing chamber 7 is also provided with mist elimination tap water spray head 11.More specifically, from the direction that first end extends to the second end, coring condensing chamber 7 is disposed with running water atomizer 9, steam jet 10.The position relative with running water atomizer 9 is the position of installing washing drainpipe 12.Running water atomizer 9 is mainly used to washing gas ash mist, washs out by dry ash particle, and and the running water formation mixed liquor of ejection.And wash drainpipe 12 and be mainly used to discharge this mixed liquor.Further, woven wire 17 is also provided with in the inside of coring condensing chamber 7.As can be seen from Figure 1, the inside of coring condensing chamber 7 employs two woven wires 17, by a part of cavity isolation formation vaporium of coring condensing chamber 7, and the main purposes of steam jet 10 is exactly uperize in vaporium, be used for condense submicron particles, submicron particles through running water atomizer 9 washed after, enter vaporium through woven wire 17 and condense.
The reason done like this is, by analyzing the impact that the factors such as steam degree of supersaturation, particle concentration, operating temperature, initial particle distribution increase particulate coring performance and condensation, finds that at condensable vapour quantity be 5.5g/m
3time, sub-micron particulate can rise to about 3 μm fast.Therefore, being combined with conventional dust removal equipment by steam phase transforming pre-conditioning techniques can efficient removal submicron particles, and improves with the saturated gas flow temperature of heat. and gaseous mixture degree of supersaturation increases, and phase transformation effect strengthens. and removal efficiency improves.In addition, hydrophobic particulate also can fast growth in supersaturated vapor, and applying steam phase transformation pre-conditioning techniques first makes sub-micron particulate grow up to remove again, and removal efficiency can reach 80% ~ 90%.Further, and steam jet 10 correspondence is blow-off pipe 8, is used for getting rid of condensation particle.
In addition, because the fogging degree of steam is too high, therefore when mist moves to the second cyclone dust collectors 13, first can go to use mist elimination tap water spray head 11 to carry out mist elimination, become liquid and then entering in the second cyclone dust collectors 13.Specifically, circulation duct and the washing drainpipe 12 of mist elimination tap water spray head 11 can communicate, and flow into the second cyclone dust collectors 13 in the lump.
Second cyclone dust collectors 13, the first end of described second cyclone dust collectors 13 is connected to the second end of described coring condensing chamber 7, and connects described coring condensing chamber 7 by washing drainpipe 12.Specifically, the first end of the second cyclone dust collectors 13 is exactly connect coring condensing chamber 7 by the circulation duct of mist elimination tap water spray head 11.In addition, air-introduced machine 14 is connected to the first end of described second cyclone dust collectors 13; Described air-introduced machine 14 connects described deashing stirring cage 3 by muffler 16.And dehumidification drier 15 is connected to the second end of described second cyclone dust collectors 13.
Second cyclone dust collectors 13 receive the dry ash particle entered from washing drainpipe 12, and the Purge gas that coring condensing chamber 7 is discharged, and Purge gas in fact also carries steam and passes into the second cyclone dust collectors 13.Both are separated by the second cyclone dust collectors 13.Dry ash particle enters dehumidification drier 15 and carries out drying discharge, and Purge gas enters described deashing stirring cage 3 by the effect of air-introduced machine 14 by described muffler 16 and recycles.
And for the alkali metal in gas ash mist or heavy metal, composition please refer to table 1.
Table 1
Indicate: the element undetermined such as mercury, cadmium, lead, arsenic, sulphur, sodium, potassium in gas ash.
And in the utility model, can by steam and water spray removal heavy metal and alkali metal and other impurity in coring condensing chamber 7.Such as can remove mercury, cadmium, lead, arsenic, sulphur, sodium, potassium etc.The material such as heavy metal, alkali metal removed is discharged by blow-off pipe 8.
Therefore, the utility model not only can remove the dust in mixing water steam and flutter catches sub-meter grade fly ash granule, alkali metal in removal gas ash dust reaches more than 80%, and can effectively remove the elements such as mercury in dust, cadmium, lead, arsenic, sulphur, zinc, benefits to the recycling of gas ash.
Be more than the introduction of cleaner of the present utility model, introduce concrete implementation process below.
By described deashing stirring cage 3, gas ash mixture is sent to described vane type ash discharging hole 4, unloads grey blade 5 discharge moistening gas ash in described gas ash mixture by described.
By the effect of described air-introduced machine 14, the gas ash mist in described gas ash mixture is introduced described coring condensing chamber 7, gas ash mist is processed by described coring condensing chamber 7, gas ash mist is divided into: dry ash particle, condensation particle, Purge gas.
Described dry ash particle enters described second cyclone dust collectors 13 by described washing drainpipe 12, then enters described dehumidification drier 15, and is discharged by described dehumidification drier 15.
Described condensation particle is condensed by submicron particles and forms, and is discharged by described blow-off pipe 8.
Described Purge gas enters described second cyclone dust collectors 13, then enters described deashing stirring cage 3 by the effect of described air-introduced machine 14 by described muffler 16 and recycles.
Specifically, due to described coring condensing chamber 7 being provided with running water atomizer 9, steam jet 10, mist elimination tap water spray head 11 etc., therefore described gas ash mist is washed mainly through described running water atomizer 9, to wash out described dry ash particle; Described submicron particles is condensed into described condensation particle by the steam sprayed by described steam jet 10; Cool described steam by described mist elimination tap water spray head 11, then the liquid formed after cooling is entered the second cyclone dust collectors 13.
And when processing submicron particles, the inside of described coring condensing chamber 7 is provided with woven wire 17, and described woven wire 17 forms vaporium, described steam jet 10 sprays steam to described vaporium.Micron particles enters condensation growth in vaporium by woven wire 17, then is discharged by blow-off pipe 8 timing,
The advantage of the cleaner in the utility model balances the pressure in deashing stirring cage 3, coal gas can be avoided to overflow, the dust in gas ash mist can be removed and flutter and catch sub-meter grade fly ash granule, the alkali metal removed in gas ash dust reaches more than 80%, and can effectively remove the elements such as mercury in dust, cadmium, lead, arsenic, sulphur, zinc, substantially increase the recycling of gas ash.
By one or more technical scheme of the present utility model, the utility model has following beneficial effect or advantage:
A kind of cleaner of the utility model design, includes the first cyclone dust collectors, separator, coring condensing chamber, the second cyclone dust collectors, air-introduced machine, dehumidification drier.By described deashing stirring cage, gas ash mixture is sent to described vane type ash discharging hole, unloads grey blade discharge moistening gas ash in described gas ash mixture by described; By the effect of described air-introduced machine, the gas ash mist in described gas ash mixture is introduced described coring condensing chamber, by gas ash mist described in the process of described coring condensing chamber, described gas ash mist is divided into: dry ash particle, condensation particle, Purge gas; Described dry ash particle enters described second cyclone dust collectors by described washing drainpipe, then enters described dehumidification drier, and is discharged by described dehumidification drier; Described condensation particle is condensed by submicron particles and forms, and is discharged by described blow-off pipe; Described Purge gas enters described second cyclone dust collectors, then enters described deashing stirring cage by the effect of described air-introduced machine by described muffler and recycles.The advantage of the cleaner in the utility model balances the pressure in deashing stirring cage, coal gas can be avoided to overflow, the dust in gas ash mist can be removed and flutter and catch sub-meter grade fly ash granule, the alkali metal removed in gas ash dust reaches more than 80%, and can effectively remove the elements such as mercury in dust, cadmium, lead, arsenic, sulphur, zinc, substantially increase the recycling of gas ash.
Although described preferred embodiment of the present utility model, one of ordinary skilled in the art once obtain the basic creative concept of cicada, then can make other change and amendment to these embodiments.So claims are intended to be interpreted as comprising preferred embodiment and falling into all changes and the amendment of the utility model scope.
Obviously, those skilled in the art can carry out various change and modification to the utility model and not depart from spirit and scope of the present utility model.Like this, if these amendments of the present utility model and modification belong within the scope of the utility model claim and equivalent technologies thereof, then the utility model is also intended to comprise these change and modification.
Claims (5)
1. a cleaner, is characterized in that, comprising:
First cyclone dust collectors;
Separator, connects described first cyclone dust collectors; Described separator comprises deashing stirring cage, and described deashing stirring cage comprises vane type ash discharging hole, and described vane type ash discharging hole is provided with and unloads grey blade;
Coring condensing chamber, the first end of described coring condensing chamber is connected with described deashing stirring cage by pipeline; Described coring condensing chamber is provided with blow-off pipe;
Second cyclone dust collectors, the first end of described second cyclone dust collectors is connected to the second end of described coring condensing chamber, and connects described coring condensing chamber by washing drainpipe;
Air-introduced machine, is connected to the first end of described second cyclone dust collectors; Described air-introduced machine connects described deashing stirring cage by muffler;
Dehumidification drier, is connected to the second end of described second cyclone dust collectors;
Wherein, by described deashing stirring cage, gas ash mixture is sent to described vane type ash discharging hole, unloads grey blade discharge moistening gas ash in described gas ash mixture by described; By the effect of described air-introduced machine, the gas ash mist in described gas ash mixture is introduced described coring condensing chamber, by gas ash mist described in the process of described coring condensing chamber, described gas ash mist is divided into: dry ash particle, condensation particle, Purge gas; Described dry ash particle enters described second cyclone dust collectors by described washing drainpipe, then enters described dehumidification drier, and is discharged by described dehumidification drier; Described condensation particle is condensed by submicron particles and forms, and is discharged by described blow-off pipe; Described Purge gas enters described second cyclone dust collectors, then enters described deashing stirring cage by the effect of described air-introduced machine by described muffler and recycles.
2. a kind of cleaner as claimed in claim 1, is characterized in that, described coring condensing chamber is provided with running water atomizer, steam jet;
Second end of described coring condensing chamber is provided with mist elimination tap water spray head;
Described gas ash mist is washed, to wash out described dry ash particle by described running water atomizer;
Described submicron particles is condensed into described condensation particle by the steam sprayed by described steam jet;
Described steam is cooled by described mist elimination tap water spray head.
3. a kind of cleaner as claimed in claim 2, is characterized in that, the inside of described coring condensing chamber is provided with woven wire, and described woven wire forms vaporium, and described steam jet sprays steam to described vaporium.
4. a kind of cleaner as claimed in claim 1, is characterized in that, described deashing stirring cage also comprises motor.
5. a kind of cleaner as claimed in claim 1, is characterized in that, is provided with ash discharging valve between described deashing stirring cage and described first cyclone dust collectors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520287090.7U CN204723961U (en) | 2015-05-06 | 2015-05-06 | A kind of cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520287090.7U CN204723961U (en) | 2015-05-06 | 2015-05-06 | A kind of cleaner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204723961U true CN204723961U (en) | 2015-10-28 |
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ID=54382347
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520287090.7U Expired - Fee Related CN204723961U (en) | 2015-05-06 | 2015-05-06 | A kind of cleaner |
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| CN (1) | CN204723961U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108057303A (en) * | 2017-12-25 | 2018-05-22 | 刘毅 | A kind of smog dedusting demister and its dedusting defogging method |
-
2015
- 2015-05-06 CN CN201520287090.7U patent/CN204723961U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108057303A (en) * | 2017-12-25 | 2018-05-22 | 刘毅 | A kind of smog dedusting demister and its dedusting defogging method |
| CN108057303B (en) * | 2017-12-25 | 2020-04-07 | 刘毅 | Smoke dedusting and demisting device and dedusting and demisting method thereof |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170707 Address after: 430080 Qingshan District stock company of Hubei, Wuhan Province Patentee after: Wuhan iron and Steel Company Limited Address before: 430080 Friendship Avenue, Hubei, Wuhan, No. 999 Patentee before: Wuhan Iron & Steel (Group) Corp. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151028 Termination date: 20190506 |