CN110898559B - Exhaust treatment device for power plant - Google Patents

Exhaust treatment device for power plant Download PDF

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Publication number
CN110898559B
CN110898559B CN201911283029.4A CN201911283029A CN110898559B CN 110898559 B CN110898559 B CN 110898559B CN 201911283029 A CN201911283029 A CN 201911283029A CN 110898559 B CN110898559 B CN 110898559B
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Prior art keywords
plate
filter screen
filter
side wall
treatment device
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CN201911283029.4A
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Chinese (zh)
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CN110898559A (en
Inventor
陈俊兆
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Technology Information Center Of State Power Investment Corp Henan Power Co ltd
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Technology Information Center Of State Power Investment Corp Henan Power Co ltd
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Priority to CN201911283029.4A priority Critical patent/CN110898559B/en
Publication of CN110898559A publication Critical patent/CN110898559A/en
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    • 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
    • B01D46/12Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
    • 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
    • B01D53/007Separation 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 by irradiation
    • 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2258/00Sources of waste gases
    • B01D2258/02Other waste gases
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2259/00Type of treatment
    • B01D2259/80Employing electric, magnetic, electromagnetic or wave energy, or particle radiation
    • B01D2259/804UV light
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y02A50/2351Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust

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

Abstract

The invention discloses an exhaust gas treatment device for a power plant, which comprises a treatment cylinder body, wherein an air inlet port connected with an exhaust gas pipe is arranged on the side wall of the top of the treatment cylinder body, an air outlet port is arranged on the side wall of the bottom of the treatment cylinder body, a dust filtering component is arranged in the treatment cylinder body, the dust filtering component comprises an upper filter plate, a lower filter screen and a connecting plate, the connecting plate is arranged at the end part of the upper filter plate and fixedly connected with the lower filter screen, the upper filter plate is in a structure like a Chinese character 'ji' and consists of a top plate and two side connecting parts, a plurality of filter holes are formed in the top part of the top plate, the lower filter screen is in a semi-circular arc structure, the side connecting parts are connected to the end sides of the filter holes and are provided with clamping grooves, a filter element is arranged in the dust filtering component and consists of a filter screen plate and a scraper plate, and the scraper plate is arranged at one end of the filter screen plate. The invention has simple structure, can progressively separate particles to avoid the problem of blockage caused by concentration at one position, is convenient to scrape dust particles and has stronger practicability.

Description

Exhaust treatment device for power plant
Technical Field
The invention relates to the technical field of waste gas treatment, in particular to a waste gas treatment device for a power plant.
Background
Industrial pollution refers to the environmental pollution of waste gases, waste waters and solid effluents formed during industrial processes. The pollution is mainly caused by three wastes (waste water, waste gas and waste residue) and various noises in the production. Industrial pollution is mainly concentrated in a few industries. The total amount of discharged wastewater of 7 industries such as paper making, chemical industry, steel, electric power, food, mining, textile and the like accounts for 4/5, and industrial pollution refers to the fact that industrial enterprises infringe natural environments in which organisms including people live and propagate, particularly coal-fired power plants, during production, generated waste gas contains a great amount of particulate matters and is directly discharged into the atmosphere to cause extremely strong damage to the atmospheric environment.
The power plant carries out a series of treatments to the exhaust gas, and the particulate matter among them is just separated at first, and separator generally adopts single filter screen, and the particulate matter of size can be detained in the filter screen through filtering like this, causes the granule on the filter screen to cause the jam problem more easily like this.
Disclosure of Invention
The invention aims to provide an exhaust gas treatment device for a power plant, which aims to solve the problem that the exhaust gas is easy to block during filtering.
In order to achieve the purpose, the invention provides the following technical scheme:
a waste gas treatment device for a power plant comprises a treatment barrel body, wherein an air inlet port connected to a waste gas pipe is arranged on the side wall of the top of the treatment barrel body, an exhaust port is formed in the side wall of the bottom of the treatment barrel body, a dust filtering component is arranged in the treatment barrel body and comprises an upper filter plate, a lower filter screen and a connecting plate, the connecting plate is arranged at the end part of the upper filter plate and is fixedly connected to the lower filter screen, the upper filter plate is of a structure in a shape like a Chinese character ji and consists of a top plate and two side connecting parts, the side of each side connecting part is fixedly and hermetically connected to the inner wall of the treatment barrel body, a plurality of filter holes are formed in the top part of the top plate, the lower filter screen is of a semi-circular arc structure, two side strips of the lower filter screen are connected with the side wall of the lower end of each side connecting part, a clamping groove is formed in the end side of each filter hole, a filter element is arranged in the dust filtering component and consists of a filter screen plate and a scraper, the scraper blade sets up in the one end of filter screen board, all is provided with on the both sides wall of filter screen board with draw-in groove mutual seal sliding fit's side card strip, set up on the processing barrel lateral wall with the dismantlement opening of the inside intercommunication of dirt subassembly and dismantle the opening outside and be provided with the closing cap board, closing cap board and filter core tip fixed connection, the width of filter screen board equals with lower filter screen diameter.
On the basis of the technical scheme, the invention also provides the following optional technical scheme:
in one alternative: and the diameter of the sieve pore of the filter element is larger than the diameter of the disassembly opening and smaller than the diameter of the sieve pore of the lower filter screen.
In one alternative: the width of the filter screen plate is equal to the diameter of the lower filter screen.
In one alternative: the side of the edge of the sealing cover plate is detachably connected to the side wall of the processing cylinder body, a plurality of clamping ports are formed in the side of the sealing cover plate, a plurality of fastening screw rods with end parts hinged to the side wall of the processing cylinder body are arranged on the side wall of the processing cylinder body, and the fastening screw rods can be shifted into the clamping ports and are fastened and connected through threaded sleeves.
In one alternative: the inside two photocatalyst nets that are located the dirt subassembly downside that still are provided with of handling the barrel, be provided with ultraviolet lamp between two photocatalyst nets, ultraviolet lamp's circular telegram end and the power connecting seat electric connection of setting on handling the barrel outer wall.
In one alternative: the outer side of the ultraviolet lamp is covered with a lampshade.
Compared with the prior art, the invention has the following beneficial effects:
waste gas filters the great dust granule through the filtration pore that the upper filter plate can, then waste gas gets into inside straining the dirt subassembly, waste gas is through the separable wherein most dust granule of filter core, and the dust granule can be detained on the filter screen board of filter core, then waste gas is through the separable less particulate matter of filter screen down again, multiple separation like this, avoid adopting single filter screen and the granule concentrates on it to cause the jam problem fast, and can take out the filter core owing to the setting of dismantling the opening, and when the filter core was taken out, the dust granule that the accessible pulling scraper blade was detained on with the lower filter screen strikes off, and then can effectively clear away the dust granule and strike off in order to prevent to make and block up. The invention has simple structure, can progressively separate particles to avoid the problem of blockage caused by concentration at one position, is convenient to scrape off dust particles and has stronger practicability.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic view of the dust filter assembly of the present invention.
Fig. 3 is a schematic structural diagram of a filter element in the invention.
Fig. 4 is a schematic view of a part a of the enlarged structure in fig. 1.
Notations for reference numerals: the device comprises a processing cylinder body 1, an air inlet port 2, an air outlet port 3, a dust filtering component 4, an upper filter plate 5, a lower filter screen 6, a connecting plate 7, a filter hole 8, a filter element 9, a disassembly through opening 10, a cover plate 11, a fastening screw 12, a threaded sleeve 13, a clamping port 14, a top plate 15, a side connecting part 16, a clamping groove 17, a filter screen plate 18, a side clamping strip 19, a scraping plate 20, a photocatalyst net 21, an ultraviolet lamp 22, a power supply connecting seat 23 and a lampshade 24.
Detailed Description
The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the several views, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practice. The examples are given solely for the purpose of illustration and are not intended to limit the scope of the invention. Any obvious modifications or variations can be made to the present invention without departing from the spirit or scope of the present invention.
Example 1
Referring to fig. 1 to 4, in an embodiment of the present invention, an exhaust gas treatment device for a power plant includes a treatment cylinder 1, an inlet port 2 connected to an exhaust gas pipe is disposed on a top side wall of the treatment cylinder 1, an exhaust port 3 is disposed on a bottom side wall of the treatment cylinder 1, a dust filter assembly 4 is disposed inside the treatment cylinder 1, the dust filter assembly 4 includes an upper filter plate 5, a lower filter screen 6 and a connecting plate 7, the connecting plate 7 is disposed at an end of the upper filter plate 5 and fixedly connected to the lower filter screen 6, the upper filter plate 5 is in a structure like a Chinese character 'ji' and is composed of a top plate 15 and two side connecting portions 16, sides of the side connecting portions 16 are fixedly and hermetically connected to an inner wall of the treatment cylinder 1, a plurality of filter holes 8 are disposed at a top end portion 15, the lower filter screen 6 is in a semi-circular arc structure, two side strips of the lower filter screen 6 are connected to a lower end side wall of the side connecting portions 16, a side connecting portion 16 is connected to an end side clamping groove 17 disposed at an end side of the filter hole 8, the filter element 9 is arranged in the dust filtering component 4, the filter element 9 is composed of a filter screen plate 18 and a scraper 20, the scraper 20 is arranged at one end of the filter screen plate 18, the width of the filter screen plate 18 is equal to the diameter of the lower filter screen 6, side clamping strips 19 which are mutually sealed and matched with the clamping grooves 17 in a sliding manner are arranged on two side walls of the filter screen plate 18, a disassembling through opening 10 communicated with the inside of the dust filtering component 4 is formed in the side wall of the processing barrel 1, a sealing cover plate 11 is arranged outside the disassembling through opening 10, the sealing cover plate 11 is fixedly connected with the end part of the filter element 9, and the sieve pore diameter of the filter element 9 is larger than the pore diameter of the disassembling through opening 10 and smaller than the sieve pore diameter of the lower filter screen 6;
when the device is used, waste gas is filled into the treatment cylinder body 1 through the air inlet 2 by external equipment, particles of the waste gas can be filtered through the dust filtering component 4, firstly, the waste gas can be filtered through the filtering holes 8 on the upper filtering plate 5 to obtain larger dust particles, then the waste gas enters the dust filtering component 4, most of the dust particles can be separated through the filtering core 9 by the waste gas, the dust particles can be retained on the filtering screen plate 18 of the filtering core 9, and then the smaller particles can be separated through the lower filtering screen 6 by the waste gas, so that multiple separation can be realized, the problem of blockage caused by the fact that the particles are concentrated on a single filtering screen to quickly cause can be avoided, the filtering core 9 can be taken out due to the arrangement of the disassembling through opening 10, the dust particles retained on the lower filtering screen 6 can be scraped by pulling the scraper 20 while the filtering core 9 is taken out, and further the dust particles can be effectively removed to prevent the blockage;
the side edge of the sealing cover plate 11 is detachably connected to the side wall of the treatment cylinder 1, specifically, the side edge of the sealing cover plate 11 is provided with a plurality of clamping ports 14, the side wall of the treatment cylinder 1 is provided with a plurality of fastening screws 12, the end parts of the fastening screws are hinged with the side wall of the treatment cylinder, and the fastening screws 12 can be inserted into the clamping ports 14 and are fastened and connected through screw sleeves 13; when the fastening screw 12 is detached, the screw sleeve 13 can be screwed to the end of the fastening screw 12, and the fastening screw 12 can be pulled out of the card port 14, which is convenient for detachment and does not need to detach the fastening screw 12 and the screw sleeve 13.
Example 2
The embodiment of the invention is different from the embodiment 1 in that: handle 1 inside still being provided with and being located two photocatalyst net 21 of 4 belows of dirt subassembly that strain, be provided with ultraviolet lamp 22 between two photocatalyst net 21, ultraviolet lamp 22's circular telegram end and the power connecting seat 23 electric connection of setting on handling 1 outer wall of barrel can disinfect and clear away the peculiar smell to waste gas through photocatalyst net 21 and ultraviolet lamp 22's cooperation, improve exhaust-gas treatment's effect, the ultraviolet lamp 22 outside is covered with lamp shade 24.
The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.

Claims (5)

1. The utility model provides a waste gas treatment device for power plant, is including handling barrel (1), be provided with inlet port (2) of connecting in the exhaust-gas duct on handling barrel (1) top lateral wall, handle and seted up exhaust port (3) on barrel (1) bottom lateral wall, handle barrel (1) inside and be provided with and strain dirt subassembly (4), its characterized in that strains dirt subassembly (4) and includes filter plate (5), lower filter screen (6) and connecting plate (7), connecting plate (7) set up in the tip of last filter plate (5) and fixed connection is in filter screen (6) down, it is several word column structures and comprises roof (15) and two side connecting portion (16) to go up filter plate (5), side connecting portion (16) avris fixed seal connects in handling barrel (1) inner wall, and a plurality of filtration pores (8) have been seted up in roof (15) top portion, filter screen (6) are half circular arc structure down and two strakes of filter screen (6) and side connecting portion (16) lower extreme down The side wall of the filter screen is connected, the side connecting portion (16) is connected to the end side of the filter hole (8) and is provided with a clamping groove (17), a filter element (9) is arranged inside the filter dust component (4), the filter element (9) is composed of a filter screen plate (18) and a scraper (20), the scraper (20) is arranged at one end of the filter screen plate (18), side clamping strips (19) which are mutually sealed and matched with the clamping groove (17) in a sliding mode are arranged on two side walls of the filter screen plate (18), a disassembly through hole (10) communicated with the inside of the filter dust component (4) is formed in the side wall of the processing barrel body (1), a seal cover plate (11) is arranged outside the disassembly through hole (10), the seal cover plate (11) is fixedly connected with the end portion of the filter screen (9), and the width of the filter screen plate (18) is equal to the diameter of the lower filter screen (6);
the sealing cover plate (11) side is detachably connected to the side wall of the treatment barrel body (1), a plurality of clamping ports (14) are formed in the sealing cover plate (11) side, a plurality of fastening screws (12) with the end portions hinged to the side wall of the treatment barrel body (1) are arranged on the side wall of the treatment barrel body (1), and the fastening screws (12) can be shifted into the clamping ports (14) and are fixedly connected through threaded sleeves (13).
2. The exhaust gas treatment device for power plants according to claim 1, wherein the filter element (9) has a mesh diameter larger than the aperture of the removal port (10) and smaller than the mesh diameter of the lower screen (6).
3. The exhaust gas treatment device for power plants according to claim 1, wherein the width of the screen plate (18) is equal to the diameter of the lower screen (6).
4. The exhaust gas treatment device for power plants according to any of claims 1 to 3, wherein the treatment cylinder (1) is further provided with two photocatalyst nets (21) disposed at the lower side of the dust filtering component (4), an ultraviolet lamp (22) is disposed between the two photocatalyst nets (21), and the power-on end of the ultraviolet lamp (22) is electrically connected to the power supply connecting seat (23) disposed on the outer wall of the treatment cylinder (1).
5. The exhaust gas treatment device for power plants according to claim 4, wherein the ultraviolet lamp (22) is externally covered with a lamp cover (24).
CN201911283029.4A 2019-12-13 2019-12-13 Exhaust treatment device for power plant Active CN110898559B (en)

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CN201911283029.4A CN110898559B (en) 2019-12-13 2019-12-13 Exhaust treatment device for power plant

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Application Number Priority Date Filing Date Title
CN201911283029.4A CN110898559B (en) 2019-12-13 2019-12-13 Exhaust treatment device for power plant

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CN110898559A CN110898559A (en) 2020-03-24
CN110898559B true CN110898559B (en) 2022-08-26

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111282389B (en) * 2020-03-31 2022-01-25 广东省福日升绿色科技研究有限公司 Energy-concerving and environment-protective type stove flue gas processing apparatus

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3210236A1 (en) * 1982-03-20 1983-09-29 Manfred Dr. 2104 Hamburg Nitsche Process for the purification of a waste gas stream contaminated with vaporous and/or gaseous pollutants
CN203213879U (en) * 2013-04-11 2013-09-25 希望森兰科技股份有限公司 Dust prevention ventilation window for electrical cabinet
CN104826437A (en) * 2015-05-14 2015-08-12 周末 Device for purifying waste anesthetic gas
CN204801022U (en) * 2015-06-24 2015-11-25 江苏吉福新材料股份有限公司 Plastic uptake machine of effective scavenging and granule
CN205199176U (en) * 2015-12-15 2016-05-04 刘伟华 Waste gas purification apparatus
CN208642089U (en) * 2018-06-20 2019-03-26 江苏中孚冷暖设备有限公司 A kind of boiler dust remover
CN209005410U (en) * 2018-09-07 2019-06-21 南通航泰机械有限公司 A kind of marine exhaust desulphurization denitration integrated purification device
CN209490644U (en) * 2018-12-07 2019-10-15 重庆玖正环境科技有限公司 A kind of exhaust gas purification and treatment device
CN209564758U (en) * 2019-02-28 2019-11-01 徐州鑫源环保设备有限公司 A kind of exhaust-gas treatment dry filter

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3210236A1 (en) * 1982-03-20 1983-09-29 Manfred Dr. 2104 Hamburg Nitsche Process for the purification of a waste gas stream contaminated with vaporous and/or gaseous pollutants
CN203213879U (en) * 2013-04-11 2013-09-25 希望森兰科技股份有限公司 Dust prevention ventilation window for electrical cabinet
CN104826437A (en) * 2015-05-14 2015-08-12 周末 Device for purifying waste anesthetic gas
CN204801022U (en) * 2015-06-24 2015-11-25 江苏吉福新材料股份有限公司 Plastic uptake machine of effective scavenging and granule
CN205199176U (en) * 2015-12-15 2016-05-04 刘伟华 Waste gas purification apparatus
CN208642089U (en) * 2018-06-20 2019-03-26 江苏中孚冷暖设备有限公司 A kind of boiler dust remover
CN209005410U (en) * 2018-09-07 2019-06-21 南通航泰机械有限公司 A kind of marine exhaust desulphurization denitration integrated purification device
CN209490644U (en) * 2018-12-07 2019-10-15 重庆玖正环境科技有限公司 A kind of exhaust gas purification and treatment device
CN209564758U (en) * 2019-02-28 2019-11-01 徐州鑫源环保设备有限公司 A kind of exhaust-gas treatment dry filter

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Effective date of registration: 20220810

Address after: 450000 100 Wutong street, Zhengzhou new and high tech Zone, Henan

Applicant after: TECHNOLOGY INFORMATION CENTER OF STATE POWER INVESTMENT CORPORATION HENAN POWER CO.,LTD.

Address before: 223200 No. 7, group 9, Shefeng village, Jingkou Town, Huai'an District, Huai'an City, Jiangsu Province

Applicant before: Chen Junzhao

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Inventor after: Zhang Shihong

Inventor after: Liu Zongkui

Inventor after: Li Jia

Inventor after: Chen Junzhao

Inventor before: Chen Junzhao