CN104696978A - Flue gas cleaning device - Google Patents
Flue gas cleaning device Download PDFInfo
- Publication number
- CN104696978A CN104696978A CN201410742478.1A CN201410742478A CN104696978A CN 104696978 A CN104696978 A CN 104696978A CN 201410742478 A CN201410742478 A CN 201410742478A CN 104696978 A CN104696978 A CN 104696978A
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- China
- Prior art keywords
- smoke eliminator
- exit gas
- stove
- smoke
- clean bag
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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- Filtering Of Dispersed Particles In Gases (AREA)
- Treating Waste Gases (AREA)
Abstract
Provided is a flue gas cleaning device which is suitable to be used combining with a furnace system such as a wood combustor, an open-type fireplace, or an analogue. The furnace system comprises a furnace (2) and an outlet pipe. The flue gas cleaning device comprises an outlet gas clean bag (10) arranged in an outlet gas chamber (12) of the flue gas cleaning device (G), an air extractor (15) suitable to remove outlet gas through pumping of an outlet gas clean bag, a valve (14) which opens or closes the outlet gas, and a plurality of openings (13) which make combustion air pass through the outside air chamber (25) of the flue gas cleaning device (G) and enter the furnace (2), so that the combustion air is preheated by the outlet gas chamber (12) of the flue gas cleaning device (G). The air extractor (15), the valve (14), and the plurality of openings (13) are arranged on the end of the flue gas cleaning device (G) opposite to the furnace (2).The flue gas cleaning device also comprises a structure (6) used to clean the outlet gas clean bag (10), a housing (1) receiving residual or waste products, an access device (7) which opens and/or closes the housing (1), and a door or hatch (9) suitable to be used to remove the residual or waste products, the outlet gas clean bag (10), or the analogue.
Description
The present invention relates to smoke eliminator, this device is used to use in combination with combustion of wood device, combustion of wood stove, open fireplace, stove, stove or the wasteland for burn wood, the less stove for biomass fuel or wood substance grain or boiler and similar furnace system.
As hereinafter and in the claims use, word " stove " to mean in multiple furnace system mentioned above any one combustion chamber, install in combination according to smoke eliminator of the present invention and this furnace system and use.
Similarly, as used herein, comprise in the claims, word " furnace system " means the combination of this type of stove and the effuser be associated or chimney.
Can also be relevant to furnace system combustion oil, coal or coke and use relatively with preheating of combustion air according to smoke eliminator of the present invention.
At present, relate to from domestic burners and become increasingly strict from the legislation demands of the admissible quantitative discharge of the particle of combustion of wood device and open fireplace especially.
EP 2 463 581 A1 describes the smoke eliminator for using together with combustion of wood device and this smoke eliminator comprises the filter be disposed in the degassed line of degas system.Filter comprises and to be arranged in the housing and around the rotatable filter element of rotating shaft.Filter also comprises the cleaning unit for removing particle from filter element.But such smoke eliminator can not meet the current legislation demands about particulate emission.
Therefore, have demand and the expectation to providing alternative smoke eliminator, in addition, this smoke eliminator substituted meets new stricter legislation demands.
Therefore, the object of this invention is to provide this type of smoke eliminator.Other object of the present invention is to provide smoke eliminator for the protection of the impact from irritating particle and relevant mechanical modification; this irritating particle to be discharged in our environment and to cause breathing problem now, comprises lung cancer and other lung diseases.
The smoke eliminator of feature by means of the characteristic comprising claim 1 solves these and other object.
Especially, difference part of the present invention is such structure, and combustion air directly to be taked, preheated and be guided through filter bag by the combustion air of going out before being discharged in environment from outside or environment in the structure shown here.Therefore, exit gas is by the cleaned overwhelming majority, the especially >90% that are present in particle wherein, this depends on the hole of the filter bag of use or the size of cover, and therefore compared with the solution of prior art, has relatively higher efficiency.
In addition, smoke eliminator according to the present invention provides preheating of combustion air, because it is directed through the stove of external air chamber to furnace system along exit gas room in its way.This guarantees the available energy (exergy) increasing burning gases, and this guarantees again to burn more completely and therefore guarantees the lower granule content of exit gas.
Therefore, the current legislation demands about particulate emission can be met according to smoke eliminator of the present invention, and probably also meet legislation demands in the future.
Therefore, in order to the interests of our respiratory system, irritating particle and gas can remove from exit gas, therefore contribute to removing smog and similar air pollution from our breathe air.
In addition, by being provided for the structure of clean exit gas clean bag, housing, access device (access device) and door or hatch, ensure that safe disposal, because can the closed system by means of the vacuum cleaner type systematic corresponded to for removing ash content after shake has the filter cage (cage) of filter bag or filter element remove from the ash content of filter bag and particle.
Favourable embodiment in addition occurs from dependent claims.
Ventilation blower or hair-dryer is provided to have the advantage increasing combustion completion, because guarantee that the combustion air of q.s exists always to regulate the measurer of combustion air.
There is provided unit according to claim 3 to have and guarantee in advantage that is clean or that be discharged into without particle during emptying smoke eliminator in environment.
There is provided, according to the feature of claim 7 and/or 8, there is the advantage providing security system, be activated this security system can have excessive pressure in exit gas clean bag.This type of situation can such as occur in case of power failure, and this power failure can cause valve and/or air extractor not to operate.
There is provided, according to the feature of claim 10 and/or 11, there is the advantage provided the insensitive device of variations in temperature, otherwise the life-span of smoke eliminator may be reduced.
In addition, the present invention can use together with the device for removing the irritating gas of bioxin and other according to claim 13, for further purge outlet gas.Can provide with the such device of the form of lime or active carbon.
Finally, one or two feature according to claim 14 is provided to have the advantage of the device providing structure simple and firm especially.
By means of the non-limiting example of current preferred embodiment and reference view, the present invention will be described in detail hereinafter, wherein:
Fig. 1 illustrates the viewgraph of cross-section of the first embodiment of the smoke eliminator on the stove being installed in existing or new combustion of wood device type,
Fig. 2 illustrates according to the smoke eliminator of Fig. 1 viewgraph of cross-section along the line A-A shown in Fig. 4,
Fig. 3 illustrates according to the smoke eliminator of Fig. 1 viewgraph of cross-section along the line B-B shown in Fig. 4,
Fig. 4 illustrates the viewgraph of cross-section of the second embodiment of the smoke eliminator on the stove being installed in existing or new open fireplace type,
Fig. 5 illustrates according to the smoke eliminator of Fig. 4 viewgraph of cross-section along the line D-D shown in Fig. 9,
Fig. 6 illustrates according to the smoke eliminator of Fig. 4 viewgraph of cross-section along the line C-C shown in Fig. 9,
Fig. 7 illustrates according to the smoke eliminator of Fig. 4 viewgraph of cross-section along line A-A,
Fig. 8 illustrates according to the smoke eliminator of Fig. 4 viewgraph of cross-section along line B-B, and
Fig. 9 illustrates the top view of the smoke eliminator according to Fig. 4.
No matter which kind of embodiment, build according to the feature of smoke eliminator of the present invention by meeting the material that the temperature correlation relevant with the stove of correlation type requires or make.But Outer Tube A can be made up of any suitable material.The height of smoke eliminator will between 4 meters and 6 meters, but can be made higher or lower usually according to demand.
Now, turn to Fig. 1 to Fig. 3, first embodiment of the smoke eliminator be installed on existing or new furnace system is shown, this existing or new furnace system comprises stove 2 and for exit gas is directed to the effuser be associated in environment or chimney away from stove 2 ground.In this embodiment, furnace system belongs to combustion of wood device type.
Usually, and no matter which kind of embodiment, smoke eliminator G according to the present invention comprises following:
Housing 1, its for collect or hold from fuel especially from timber burn in stove 2 produce remnants' or discarded product.Housing 1 comprises the unit 7 for residual product being removed to from stove 2 air extractor, and such as valve or connector, this unit is disposed in the end relative with stove of housing 1.
Ventilation blower or hair-dryer 4, it is installed in housing 1 place or is installed on housing 1, for providing combustion air to stove 2.Fig. 1 to 3 in the embodiment that illustrates, ventilation blower or hair-dryer 4 provide primary combustion air and secondary combustion air.In other embodiments such as in the embodiment shown in Fig. 4 to 9, ventilation blower or hair-dryer 4 can provide the only one in primary combustion air and secondary combustion air.
Be generally denoted as the exit gas room of 12, this exit gas room comprises secondary chamber 12 ' in this embodiment and therefore amounts to two rooms, for exit gas and the exit gas clean bag 10 in the filter basket, screen pack and the analog that are disposed in exit gas room 12, such as filter bag, to filter and thus clean exit gas.
Secondary chamber 12 ' is provided, and therefore provides total two rooms of gas room 12, because the furnace system of combustion of wood device type is the airtight construction with low inner oxygen content.Therefore, in this case, exit gas is incorporated into exit gas indoor according to horizontal direction, make exit gas and particle rise on the top to exit gas clean bag 10 before be forced to downwardly in the structure 6 at the bottom place of exit gas clean bag 10.Thus whole length of exit gas clean bag 10 are utilized, this strengthens again the efficiency of smoke eliminator.
Be denoted as the access opening of 13, slit and similar structures, it is disposed in the relative with housing 1 of exit gas room 12 and therefore relative with stove 2 end, for taking in combustion air.
Valve 14, it is disposed on access opening 13, for the discharge of open and/or closed exit gas in case of power failure or when the pressure reduction through exit gas clean bag 10 measured exceedes predetermined threshold value.
Air extractor 15, it is disposed on valve 14, for removing burning gases through exit gas clean bag 10.
Structure or device 6, its for when use according to during smoke eliminator G of the present invention by shake exit gas clean bag 10 to shake off to be deposited on filter residue on exit gas clean bag 10 during filtering outlet gas or residual product carrys out clean exit gas clean bag 10.
Access device 7, such as valve or connector, it is disposed on housing 1, is used for the housing 1 of remaining or discarded product for open and/or closed.
Be denoted as the door of 9, hatch and similar structures, residual product, exit gas clean bag 10 and analog can be removed from the inside of smoke eliminator G by it.
It is noted that exit gas room 12 and exit gas clean bag 10 extend along the part or all of length of flue gas purification system G, and therefore extend along the effuser of furnace system or the part or all of length of stovepipe.
Smoke eliminator G according to the present invention works usually as follows.By means of ventilation blower or hair-dryer 4, by combustion air through accessing opening 13 and external air chamber 25 (respectively with reference to Fig. 2 and 8) suction or being drawn into stove 2, the burning of fuel occurs in stove 2.By means of air extractor 15, by exit gas suction or be drawn in exit gas room 12, and thus through exit gas clean bag 10, therefore filter this exit gas, and by the valve 14 of the discharge for open and/or closed exit gas, exit gas is discharged to the outside.Therefore, air extractor 15 provides the suction produced through the pressure drop of exit gas cleaning device 10, is extracted out by exit gas through exit gas cleaning device 10.
As mentioned above, exit gas clean bag 10 can by shaking filter bag 10 so that the filter residue shaking off to be deposited in time on exit gas clean bag 10 or residual product clean by means of structure or device 6.Alternatively or additionally, exit gas clean bag 10 can be removed by door 9 and replace, in order to safe disposal, housing 1 also can by door 9 cleaned or emptying residual product.
First embodiment of the smoke eliminator G shown in Fig. 1 to 3 also comprise also utilizable in other embodiments of the present invention below optional element.
Control unit or control panel 3, it is for monitoring electronically, controlling and/or operate smoke eliminator G.Control unit 3 can be connected to the electrical equipment for controlling smoke eliminator G, such as programmable logic controller (PLC) (PLC), Programmable Logic Controller (PC) or similar devices.
Be denoted as the device of 8, such as motor, it is for generation of impelling residual product from stove 2 and smoke eliminator G to the power of access device 7 (such as valve or connector), the removing of residual product for safe disposal can be carried out, such as, suction by being applied by vacuum cleaner class device at this access device 7 place.
Heat shield or collet 11, it is made up of heat-barrier material and is arranged to surround (Fig. 7) at least partially of the Outer Tube A of flue gas purification system G.
Airtight connecting piece 5, it is disposed between the exit gas room 12 of stove 2 and smoke eliminator.Airtight connecting piece 5 can be arranged on smoke eliminator changeably.It is noted that in other embodiments, airtight connecting piece 5 can be omitted and stove 2 can be directly connected to the exit gas room 12 of smoke eliminator.
Now, turn to Fig. 4 to 9, second embodiment of the smoke eliminator G be installed on existing or new furnace system is shown, this existing or new furnace system comprises stove 2 and the effuser be associated or stovepipe.In this embodiment, furnace system belongs to open fireplace type.
With reference to figure 4, the furnace system of open fireplace type comprise for regulate the valve 18 of the stove fire in the flowing of flue gas and/or fireplace, fire grate 21, for arrange yule logs etc. region 22, for impelling flue gas to the optional smoke deflector 23 in chimney and flue gas wall 24.Flue gas wall 24 can be heat insulation.
In one embodiment, the furnace system of open fireplace type can be suitable for biomass burning or wood substance grain, in the case, it comprises region 16 for depositing wood substance grain and for the pipe that is connected to wood substance grain equipment or conduit 17 (Fig. 9).
Only be different from the characteristic sum above-described feature of Fig. 1 to 3 with reference to it, the smoke eliminator shown in Fig. 4 to 9 will be described below.
First, the smoke eliminator shown in Fig. 4 to 9 does not comprise any one that be described as in optional feature above.But, in other embodiments of the smoke eliminator of the furnace system for open fireplace type, smoke eliminator can comprise be described as in optional feature above one or more.
But, with particular reference to Fig. 4, smoke eliminator G shown in Fig. 4 to 9 comprise be disposed under fire grate 21 be denoted as 20 door, hatch or similar structures, by this door, hatch or similar structures, residual product etc. can be removed from the inside of smoke eliminator G.
With reference to figure 8, no matter which kind of embodiment, smoke eliminator G comprises optional heat shield 11, be denoted as the external pipe A of " exit gas pipe A " below (with reference to Fig. 7), the external air chamber 25 passed through for combustion air, the exit gas room 12 passed through for exit gas and the exit gas clean bag 10 be disposed in exit gas room 12.Thus, the exit gas of flowing in exit gas room 12 can be forced through exit gas clean bag 10 by means of the suction provided by air extractor 15.
It is noted that in this embodiment, exit gas room 12 does not comprise secondary chamber, and therefore comprises an only room.This structure selecting gas room 12 is because the furnace system of open fireplace type is the structure with high inner oxygen content.Therefore, in the case, exit gas is introduced in exit gas indoor according to longitudinal direction and is therefore introduced in the protected exit gas clean bag 10 in bottom.Thus whole length of exit gas clean bag 10 are utilized, and this strengthens again the efficiency of smoke eliminator.
In addition, with particular reference to Fig. 7, the other details of the smoke eliminator shown in Fig. 4 to 9 is shown.These other details can also be provided to according to shown in Fig. 1 to 3 and the device of above-described embodiment.
As shown in Figure 7, exit gas clean bag 10 comprises bead (bead) or edge H and interior chamber F.Bead or edge H are used to provide exit gas clean bag 10 and safety connector between the top edge formed on the exit gas pipe A of flue gas purification system G.Especially, in the shown embodiment, this connector fixes by means of lock ring I, and this lock ring can be made up of silicone rubber or similar or similar heat-resisting and resilient material.
In addition, and with reference to the smoke eliminator shown in figure 7, Fig. 4 to 9 following characteristics is comprised:
Outer shroud C, it is suitable for closing opening 13 in an one position.
Seal or packing ring B, such as silicone gasket, it is disposed between exit gas pipe A and outer shroud C.
First spring element D, it is suitable for retracting outer shroud C, makes exit gas can flow to outside from exit gas room 12.
Spaced walls E, it forms the interval between the first spring element D and exit gas room 12.
At least one magnet valve K, it has bar and the pressure gauge for measuring the pressure reduction through exit gas clean bag 10.At least one magnet valve K is suitable for together with the first spring element D the opening and closing campaign producing outer shroud C according to the measurement undertaken by pressure gauge.
In this, it is noted that according to Fig. 4 in the embodiment of 9, the first spring element D and magnet valve K is externally provided on smoke eliminator.But if the first spring element D and magnet valve K is provided at according to Fig. 1 on the smoke eliminator of 3, the first spring element D and magnet valve K will be internally provided on smoke eliminator.
Spaced walls J, it is between at least one magnet valve K and exit gas room 12.
Second spring element L, it is suitable for outer shroud C to move to together, to enable outer shroud C shrink and expansion according to the change of temperature.
At least one screw bolt and nut assembly M, it is suitable for outer shroud C to move to together to enable outer shroud C shrink and expansion according to the change of temperature.
Bracket N, magnet valve K are installed on this bracket N, make outer shroud C be moveable relative to exit gas pipe A.
In addition, and no matter which kind of embodiment, the servicing unit or material that are suitable for removing pernicious gas such as bioxin optionally can be equipped with according to smoke eliminator of the present invention.
No matter which kind of embodiment, can be provided, or it can be provided individually for the repacking to existing furnace system according to smoke eliminator of the present invention as the parts of new furnace system.
Hereinafter, describe and to be used in furnace system (no matter new or existing) installation according to the embodiment of the method for smoke eliminator G of the present invention.
In a first step, especially when reequiping, be necessary to remove any existing exit gas pipe insert in the effuser or chimney being disposed in furnace system.Such as, this can be undertaken by using diamond bit or analog cutting or cutting.
Alternatively or additionally, may be necessary that the expansion effuser of furnace system or the inner space of chimney are to be provided for the space of the parts waiting the smoke eliminator G be installed in wherein.Such as, this can be undertaken by using diamond bit or analog cutting or cutting.
So the parts of the smoke eliminator G in the effuser of furnace system to be installed in or the inner space of chimney to be disposed in the effuser of furnace system or chimney and to be such as attached to the stove 2 of furnace system in a gas tight manner by welding.Advantageously, in this, people can be arranged in exit gas room 12 to arrange and to be attached exit gas room 12 (exit gas clean bag 10 by (treat by)) start and arrange subsequently and be attached external air chamber 25.
Next step, install ventilation blower 4 and corresponding connector.
Next step, tool for mounting is had family the exit gas clean bag 10 of F, and installs lock ring I when there is lock ring I.
Then, the structure 6 being used for clean exit gas clean bag 10 is installed.
Finally, at the end relative with the stove 2 of the furnace system first installation outlet gas trap 14 and then install air extractor 15 of exit gas room 12.In this, material such as foam or silicone can be used to the firm and durable attachment that formed between these elements.Optionally, intermediate layer or the intermediary element of suitable material can also be inserted.
In other and optional step, other equipment can be installed such as controlling the electrical equipment of smoke eliminator G and/or the device for removing harmful exit gas such as bioxin.
It should be noted, above-described preferred embodiment only serves as example, and person of skill in the art will appreciate that a large amount of modification is possible and do not depart from the scope of claim.
Especially, the multiple parts of that easily recognizes in above-described embodiment and feature can be applied to other embodiments above-described by technical staff equally.
In addition, and no matter which kind of embodiment, can also be equipped with according to smoke eliminator of the present invention can by two or more exit gas cleaning devices 10 arranged in parallel or in series.
Those skilled in the art will recognize that the present invention is never limited to above-described preferred embodiment.On the contrary, multiple amendment and modification are possible within the scope of the appended claims.
Claims (15)
1. a smoke eliminator (G), it is suitable for combining with such as combustion of wood device, combustion of wood stove, open fireplace, stove, uses for the stove of burn wood or wasteland or for firing biomass fuel or the less stove of wood substance grain or the furnace system of boiler, described furnace system comprises stove (2) and effuser, it is characterized in that, described smoke eliminator comprises:
Exit gas clean bag (10), it is disposed in the exit gas room (12) of described smoke eliminator (G);
Air extractor (15), it is suitable for removing gas by the suction through described exit gas clean bag (10); Valve (14), it is used to open or close exit gas; And multiple opening (13), it enters described stove (2) for the external air chamber (25) making combustion air and pass described smoke eliminator (G), thus described combustion air is preheated by the described exit gas room (12) of described smoke eliminator (G), described air extractor (15), described valve (14) and described multiple opening (13) are disposed in the end relative with described stove (2) of described smoke eliminator (G); And
Be disposed in the structure (6) for clean described exit gas clean bag (10) that described stove (2) place or combined described stove (2) arrange, for receive the housing of remnants or discarded product (1), for housing described in open and/or closed (1) access device (7) and be suitable for removing door or the hatch (9) of remnants or discarded product, described exit gas clean bag (10) and analog.
2. smoke eliminator according to claim 1, is characterized in that, described smoke eliminator also comprises and is suitable for ventilation blower or the hair-dryer (4) that adjustment is provided to the amount of the combustion air of described stove (2).
3. smoke eliminator according to claim 1; it is characterized in that, described smoke eliminator also comprises Outer Tube (A) and for described exit gas clean bag (10) is attached to described Outer Tube (A) and/or the device for the protection of described exit gas clean bag (10).
4. smoke eliminator according to claim 1, it is characterized in that, described smoke eliminator also comprises the unit (8) being suitable for generation power, described in make every effort to promote and make residual product from described stove (2) and described exit gas clean bag (10) to described access device (7).
5. smoke eliminator according to claim 1, it is characterized in that, described smoke eliminator also comprises the airtight connecting piece (5) be disposed between described stove (2) and the described exit gas room (12) of described smoke eliminator (G).
6. smoke eliminator according to claim 1, it is characterized in that, described smoke eliminator also comprises to be made up of heat-barrier material and to be arranged to surround heat shield at least partially or the collet (11) of described smoke eliminator (G).
7. the smoke eliminator according to any one of the above claim, it is characterized in that, described smoke eliminator also comprises the first spring element (D), and described first spring element (D) is suitable for retracting described outer shroud (C) can flow to outside from the described exit gas room (12) of described smoke eliminator (G) to make exit gas.
8. smoke eliminator according to claim 7, it is characterized in that, described smoke eliminator also comprises at least one magnet valve (K), described at least one magnet valve (K) has bar and for measuring the pressure gauge through the pressure reduction of described exit gas clean bag (10), wherein said at least one magnet valve (K) is suitable for together with the first spring element (D) the opening and closing campaign producing described outer shroud (C) according to the measurement undertaken by described pressure gauge.
9. smoke eliminator according to claim 8, it is characterized in that, described magnet valve (K) is installed on bracket (N), makes described outer shroud (C) be moveable relative to the described exit gas pipe (A) of described smoke eliminator (G).
10. smoke eliminator according to claim 7, it is characterized in that, described smoke eliminator also comprises at least one in the second spring element (L) and at least one screw bolt and nut assembly (M), described second spring element (L) is suitable for described outer shroud (C) to move to together, described outer shroud (C) can be shunk and expansion according to the change of temperature, at least one screw bolt and nut assembly (M) described is suitable for described outer shroud (C) to move to together, described outer shroud (C) can be shunk and expansion according to the change of temperature.
11. smoke eliminators according to claim 1, it is characterized in that, described smoke eliminator also comprises the electrical equipment being suitable for controlling described smoke eliminator (G), such as programmable logic controller (PLC) (PLC), Programmable Logic Controller (PC) or similar devices.
12. smoke eliminators according to claim 1, is characterized in that, described smoke eliminator also comprises control unit or control panel (3) for monitoring, controlling and/or operate described smoke eliminator electronically.
13. smoke eliminators according to claim 1, is characterized in that, described smoke eliminator also comprises the device being suitable for removing pernicious gas such as bioxin.
14. smoke eliminators according to claim 1, is characterized in that, described exit gas clean bag (10) is disposed in basket, net or analog and/or described exit gas clean bag (10) is filter bag.
15. smoke eliminators according to claim 1, is characterized in that, described exit gas room (12) comprises secondary chamber's (12 ') and therefore comprises total two rooms.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DKBA201300192 | 2013-12-06 | ||
| DKPA201300192 | 2013-12-06 | ||
| EP14174948.1 | 2014-06-30 | ||
| EP14174948.1A EP2881664B1 (en) | 2013-12-06 | 2014-06-30 | Smoke purification device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104696978A true CN104696978A (en) | 2015-06-10 |
| CN104696978B CN104696978B (en) | 2019-02-26 |
Family
ID=53344369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410742478.1A Active CN104696978B (en) | 2013-12-06 | 2014-12-05 | Flue gas purification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104696978B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19824204A1 (en) * | 1998-05-29 | 1999-12-09 | Siemens Ag | Catalytic emissions reduction unit for a domestic heating system |
| CN2507544Y (en) * | 2001-11-17 | 2002-08-28 | 李树堂 | High-efficiency depressurized bag duster |
| CN2844704Y (en) * | 2005-10-12 | 2006-12-06 | 勇舜工程有限公司 | Flue pipe of fireplace |
| CN1888545A (en) * | 2006-07-21 | 2007-01-03 | 杨学凯 | Gas firing wall stove with balanced forced air exhausting system |
| EP2469166A1 (en) * | 2010-12-23 | 2012-06-27 | Opsinox | Combined system for flue gas removal, air supply and ventilation air removal |
-
2014
- 2014-12-05 CN CN201410742478.1A patent/CN104696978B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19824204A1 (en) * | 1998-05-29 | 1999-12-09 | Siemens Ag | Catalytic emissions reduction unit for a domestic heating system |
| CN2507544Y (en) * | 2001-11-17 | 2002-08-28 | 李树堂 | High-efficiency depressurized bag duster |
| CN2844704Y (en) * | 2005-10-12 | 2006-12-06 | 勇舜工程有限公司 | Flue pipe of fireplace |
| CN1888545A (en) * | 2006-07-21 | 2007-01-03 | 杨学凯 | Gas firing wall stove with balanced forced air exhausting system |
| EP2469166A1 (en) * | 2010-12-23 | 2012-06-27 | Opsinox | Combined system for flue gas removal, air supply and ventilation air removal |
Non-Patent Citations (1)
| Title |
|---|
| 章天华: "《现代钢铁工业技术 炼铁》", 31 December 1986 * |
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|---|---|
| CN104696978B (en) | 2019-02-26 |
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