CN107281842A - A kind of high-temperature dust removing device - Google Patents

A kind of high-temperature dust removing device Download PDF

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Publication number
CN107281842A
CN107281842A CN201710732400.5A CN201710732400A CN107281842A CN 107281842 A CN107281842 A CN 107281842A CN 201710732400 A CN201710732400 A CN 201710732400A CN 107281842 A CN107281842 A CN 107281842A
Authority
CN
China
Prior art keywords
casing
ceramic fibre
fibre filter
filter layer
removing device
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.)
Pending
Application number
CN201710732400.5A
Other languages
Chinese (zh)
Inventor
黄乃乔
袁明辉
刘绍辉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PINGXIANG PUTIAN HI-TECH INDUSTRIAL Co Ltd
Original Assignee
PINGXIANG PUTIAN HI-TECH INDUSTRIAL Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by PINGXIANG PUTIAN HI-TECH INDUSTRIAL Co Ltd filed Critical PINGXIANG PUTIAN HI-TECH INDUSTRIAL Co Ltd
Priority to CN201710732400.5A priority Critical patent/CN107281842A/en
Publication of CN107281842A publication Critical patent/CN107281842A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0001Making filtering elements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0027Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/66Regeneration of the filtering material or filter elements inside the filter
    • B01D46/70Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter
    • B01D46/72Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter with backwash arms, shoes or nozzles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/66Regeneration of the filtering material or filter elements inside the filter
    • B01D46/74Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element
    • B01D46/76Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element involving vibrations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86Catalytic processes
    • B01D53/88Handling or mounting catalysts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2258/00Sources of waste gases
    • B01D2258/02Other waste gases
    • B01D2258/0283Flue gases

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Filtering Materials (AREA)

Abstract

The invention discloses a kind of high-temperature dust removing device, including casing, the casing side connects an air inlet, opposite side connects a gas outlet, the first air pressure regulator is provided between the air inlet and the casing, the second air pressure regulator is provided between the gas outlet and the casing, fixed seat is provided with the casing, the ceramic fibre filter layer cutting ferrule containing catalyst is arranged between the fixed seat, the ceramic fibre filter layer is to be spliced by polylith ceramic beaverboard, the ceramic fibre filter is made using equal pressing forming technology, the ceramic fibre filter layer upper and lower surface is cambered surface waveform, the casing is additionally provided with clinker area close to the air inlet side, the ash releasing tube of the clinker area lower end is provided with a unloading valve.The present invention uses equal pressing forming technology, and ceramic fibre filter is made in combination with catalyst, realizes dedusting denitrification integral.

Description

A kind of high-temperature dust removing device
Technical field
The present invention relates to flue gas ash removal field, more particularly to a kind of high-temperature dust removing device.
Background technology
With the development of science and technology, the dynamics of Environmental protection is gradually increased, with coal, oil, gas etc. for fuel All conglomeraties increasingly increase high temperature fume dust removal requirement.In the market most dust arrester mainly using bag-type dust, Electric precipitation and water film dedusting, these dust removal methods can not carry out high-temperature process mostly, be unfavorable for effective utilization of energy, and damage Heat dissipation can be very serious, also there is the shortcomings of operating cost is high.Although existing high-temperature dust removal pipe can carry out high-temperature dust removal, Because manufacturing filter using external pressure forming technique, heat fatigue occurs after being used for multiple times to shorten its service life, and Its porosity causes efficiency of dust collection not high.
The content of the invention
The technical problems to be solved by the invention are:A kind of high-temperature dust removal pipe is provided, outer platen press forming technique can be overcome Defect, while increasing porosity using the ceramic fibre containing catalyst so as to improving efficiency of dust collection.
The present invention the used technical scheme that solves the above problems is:Design a kind of high-temperature dust removing device, including casing, institute State casing side and connect an air inlet, the casing opposite side connects a gas outlet, set between the air inlet and the casing There is the first air pressure regulator, be provided between the gas outlet and the casing in the second air pressure regulator, the casing provided with solid Reservation, the ceramic fibre filter layer cutting ferrule containing catalyst is arranged between the fixed seat, the ceramic fibre filter layer To be spliced by polylith ceramic beaverboard, the ceramic fibre filter is made using equal pressing forming technology, described Ceramic fibre filter layer upper and lower surface is cambered surface waveform, and the casing is additionally provided with clinker area close to the air inlet side, The ash releasing tube of the clinker area lower end is provided with a unloading valve.
It is preferred that, the casing is additionally provided with the grey component of blowback, and the grey component of the blowback includes being arranged at outside the casing Air pump, conduit and the regulating valve for connecting the conduit, the tube at one end connect the air pump, and the other end accesses the casing, The conduit is provided with injection mouth simultaneously, and the spray mouthpiece section is stretched into the ceramic fibre filter, uses the grey group of blowback Part processing is attached to the dust on ceramic fibre filter, extends its useful life.
It is preferred that, the injection mouth is multiple, and every piece of ceramic fibre filter has been at least connected with an injection Mouthful, ensure that ceramic fibre filter layer can carry out uniform blowback ash disposal.
It is preferred that, the porous type that is shaped as being blown mouth, the purge gas is nitrogen, and porous type can allow gas more Good injection it is more preferably uniform, while blowback ash gas will not produce shadow using cheap nitrogen to the gas of required processing Ring.
It is preferred that, the fixed seat is being additionally provided with a dust remover close to the air inlet side, and the dust remover is rapping Dust remover, the dust from gas particle very little of required processing just can be by ceramic fibre filter using vibration dust-cleaning device Dust is tapped, and prevents ceramic fibre filter from being resulted in blockage because of excessive dust.
Compared with prior art, the advantage of the invention is that:Using equal pressing forming technology, made in combination with catalyst Make ceramic fibre filter, can allow it that there is thermal fatigue resistance characteristic and high porosity, greatly increase efficiency of dust collection, realize that dedusting takes off Nitre integration.
Brief description of the drawings
Fig. 1 high-temperature dust removing device section of structures of the present invention.
Label declaration in figure:1st, casing, 2, air inlet, 3, gas outlet, the 4, first air pressure regulator, 5, fixed seat, 6, pottery Porcelain fiber filter plate, 7, clinker area, 8, unloading valve, 9, air pump, 10, conduit, 11, regulating valve, 12, injection mouth, 13, dust remover, 14th, the second air pressure regulator.
Embodiment
Embodiments of the invention are further described below in conjunction with the accompanying drawings.
As shown in figure 1, the present embodiment is related to a kind of high-temperature dust removal pipe, including casing 1, the side of casing 1 connects an air inlet 2, the opposite side of casing 1 connects a gas outlet 3, and the first air pressure regulator 4, gas outlet 2 and case are provided between air inlet 2 and casing 1 The second air pressure regulator 14 is provided between body 1, air pressure regulator 4 adjusts the gas of gas outlet 3 by adjusting the size of air inlet 2 Pressure.Annular fixed seat 5 is provided with casing 1, the cutting ferrule of ceramic fibre filter layer 6 containing catalyst is arranged between fixed seat 5, in reality Conventional three-way catalyst can be used during the use of border, hole can be improved using the ceramic fibre filter containing catalyst Rate, so that efficiency of dust collection is improved.Ceramic fibre filter is made using equal pressing forming technology, equal pressing forming technology It can ensure that ceramic fibre filter has thermal fatigue resistance, make it have higher service life, and use ceramic fibre Being capable of high temperature resistant.As an improvement, the upper and lower surface of ceramic fibre filter 6 is cambered surface waveform, cambered surface is designed to increase gas The contact area of body, makes dust removing effects more preferable.Casing 1 is additionally provided with clinker area 7, the row of the lower end of clinker area 7 close to air inlet side Ash pipe is provided with a unloading valve 8, can open casing 1 by unloading valve 8, allow dust to be excluded from clinker area 7.
Preferred embodiment two, this preferred embodiment discloses a kind of high-temperature dust removal pipe, and the high-temperature dust removal pipe is with being preferable to carry out Device described in example one is essentially identical, and difference is:Casing 1 is additionally provided with the grey component of blowback, and blowback ash component includes setting In the air pump 9 outside casing 1, the regulating valve 11 of conduit 10 and connecting conduit 9, the one end of conduit 10 connection air pump 9, other end access case Body 1, while conduit 10 is provided with injection mouth 12, injection mouth 12 part is stretched into ceramic fibre filter.Come using small air pump Gases at high pressure are provided, gas is led into ceramic fibre filter 6 by the injection mouthful 12 on conduit 10, ceramic fibre is will be attached to Dust on filter 6, which is blown down, to be come, and prevents from saving bit by bit excessive dust influence dust removing effects on ceramic fibre filter 6, while also may be used Extend the useful life of ceramic fibre filter 6, it is to avoid frequently change cost-effective.In actual production in use, injection mouth 12 To be multiple, injection mouth 12 can be one, or 12 pairs of ceramic fibre filter layers 6 of multiple injection mouths carry out multiple directions injections.Instead Soot blowing component is multiple, in arrangement type, and the grey component of multiple blowbacks can share a regulating valve 11 to adjust the atmospheric pressure value of air pump 9. Be blown mouth 12 is shaped as single-orifice type, porous type or grid-type, and blowing gas is the inert gases such as nitrogen, helium, neon, or this is several Plant the arbitrary proportion mixing of gas.It is preferred that, be blown mouth is shaped as porous type, and purge gas is nitrogen, and porous type can allow Gas injection it is more preferably uniform, while blowback ash gas will not produce shadow using cheap nitrogen to the gas of required processing Ring, environment will not be impacted while nitrogen is also uncontaminated gases.Blowback ash component can be arranged at casing 1 with clinker area 7 Homonymy or offside.
Preferred embodiment three, this preferred embodiment discloses a kind of high-temperature dust removal pipe, and the high-temperature dust removal pipe is with being preferable to carry out Device described in example two is essentially identical, and difference is:Fixed seat 5 is being additionally provided with a dust remover 13 close to the side of air inlet 2, Dust remover 13 is vibration dust-cleaning device, acoustic wave soot blower, steam dust remover or brush dust remover, and dust remover 13 can dispose attachment Dust on ceramic fibre filter, prevents ceramic fibre filter from being resulted in blockage because of excessive dust, reaches and preferred real Apply the effect as example two.One dust remover 13 can be set by every piece of ceramic fibre filter 6, or only near entering A dust remover 13 is set on the ceramic fibre filter 6 on the side of gas port 2.It is preferred that, dust remover 13 selects vibration dust-cleaning device, because In the gas of required processing, dust granule very little can just be struck the dust on ceramic fibre filter using vibration dust-cleaning device Hit.
Beneficial effects of the present invention are:Using equal pressing forming technology, ceramic fibre mistake is made in combination with catalyst Filter plate, can allow it to have thermal fatigue resistance characteristic and high porosity, greatly increase efficiency of dust collection.
Some preferred embodiments of the present invention have shown and described in described above, but as previously described, it should be understood that the present invention Be not limited to form disclosed herein, be not to be taken as the exclusion to other embodiment, and available for various other combinations, Modification and environment, and above-mentioned teaching or the technology or knowledge of association area can be passed through in invention contemplated scope described herein It is modified., then all should be in this hair and the change and change that those skilled in the art are carried out do not depart from the spirit and scope of the present invention In the protection domain of bright appended claims.

Claims (5)

1. a kind of high-temperature dust removing device, including casing (1), casing (1) side connect an air inlet (2), the casing (1) Opposite side connects a gas outlet (3), it is characterised in that:Adjusted between the air inlet (2) and the casing (1) provided with the first air pressure Valve (4) is saved, is provided with the second air pressure regulator (14), the casing (1) and sets between the gas outlet (2) and the casing (1) There is fixed seat (5), described ceramic fibre filter layer (6) cutting ferrule containing catalyst is arranged between the fixed seat (5), the pottery Porcelain fibrous filter layer (6) is is spliced by polylith ceramic beaverboard, and the ceramic fibre filter uses isostatic pressing skill Art is made, and ceramic fibre filter layer (6) upper and lower surface is cambered surface waveform, and the casing (1) is entered described in Gas port side is additionally provided with clinker area (7), and the ash releasing tube of clinker area (7) lower end is provided with a unloading valve (8).
2. a kind of high-temperature dust removing device according to claim 1, it is characterised in that:The casing (1) is additionally provided with blowback ash Component, the grey component of the blowback includes being arranged at the air pump (9) of the casing (1) outside, conduit (10) and the connection conduit (9) Regulating valve (11), described conduit (10) one end connects the air pump (9), and the other end accesses the casing (1), while described lead (10) are managed provided with multiple injection mouths (12), the injection mouth (12) is partly stretched into the ceramic fibre filter layer.
3. a kind of high-temperature dust removing device according to claim 2, it is characterised in that:The injection mouth (12) is multiple, institute State ceramic fibre filter layer (6) and be at least connected with an injection mouth (12).
4. high-temperature dust removing device according to claim 3, it is characterised in that:Being shaped as the injection mouth (12) is porous Type, the blowback ash gas are nitrogen.
5. a kind of high-temperature dust removing device according to claim 1, it is characterised in that:The fixed seat (5) is close to described Air inlet (2) side is additionally provided with a dust remover (13), and the dust remover (13) is vibration dust-cleaning device.
CN201710732400.5A 2017-08-24 2017-08-24 A kind of high-temperature dust removing device Pending CN107281842A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710732400.5A CN107281842A (en) 2017-08-24 2017-08-24 A kind of high-temperature dust removing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710732400.5A CN107281842A (en) 2017-08-24 2017-08-24 A kind of high-temperature dust removing device

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CN107281842A true CN107281842A (en) 2017-10-24

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Country Status (1)

Country Link
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108278624A (en) * 2017-12-12 2018-07-13 中国恩菲工程技术有限公司 Waste heat boiler flue dust control method and device
CN108939790A (en) * 2018-10-08 2018-12-07 河南工程学院 A kind of weaving loom weaving dirt collection device
CN108970795A (en) * 2018-09-04 2018-12-11 天津市乐矿机械设备制造有限公司 A kind of In Mine Crusher feed hopper
CN109316843A (en) * 2018-10-25 2019-02-12 程斌 A kind of lifting valve device for dust collector with proofing dust and protecting

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007068022A1 (en) * 2005-12-16 2007-06-21 Porzellanfabrik Frauenthal Gmbh Process and honeycomb body for purifying and/or regenerating gases
CN101126336A (en) * 2006-08-16 2008-02-20 德国曼商用车辆股份公司 Exhaust gas post treatment system
CN105413342A (en) * 2015-12-15 2016-03-23 苏州铭冠软件科技有限公司 Smog dust removal system
CN106318472A (en) * 2016-11-01 2017-01-11 中国科学院过程工程研究所 High temperature dust-containing coal gas dust removal device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007068022A1 (en) * 2005-12-16 2007-06-21 Porzellanfabrik Frauenthal Gmbh Process and honeycomb body for purifying and/or regenerating gases
CN101126336A (en) * 2006-08-16 2008-02-20 德国曼商用车辆股份公司 Exhaust gas post treatment system
CN105413342A (en) * 2015-12-15 2016-03-23 苏州铭冠软件科技有限公司 Smog dust removal system
CN106318472A (en) * 2016-11-01 2017-01-11 中国科学院过程工程研究所 High temperature dust-containing coal gas dust removal device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108278624A (en) * 2017-12-12 2018-07-13 中国恩菲工程技术有限公司 Waste heat boiler flue dust control method and device
CN108970795A (en) * 2018-09-04 2018-12-11 天津市乐矿机械设备制造有限公司 A kind of In Mine Crusher feed hopper
CN108939790A (en) * 2018-10-08 2018-12-07 河南工程学院 A kind of weaving loom weaving dirt collection device
CN108939790B (en) * 2018-10-08 2021-09-28 河南工程学院 Weaving machine weaving dirt collection device
CN109316843A (en) * 2018-10-25 2019-02-12 程斌 A kind of lifting valve device for dust collector with proofing dust and protecting

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CB02 Change of applicant information
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Address after: 337022 no.1-127, zone B, Xiangdong Industrial Park, Pingxiang City, Jiangxi Province

Applicant after: PINGXIANG PUTIAN HI-TECH INDUSTRIAL Co.,Ltd.

Address before: 337019 Xiangdong ceramic industry base, Pingxiang City, Jiangxi Province:PINGXIANG PUTIAN HI-TECH INDUSTRIAL Co.,Ltd. 337019 Pingxiang Putian hi tech Industrial Co., Ltd., East Hunan ceramic industry base, Pingxiang City, Jiangxi Province

Applicant before: PINGXIANG PUTIAN HI-TECH INDUSTRIAL Co.,Ltd.

RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20171024