CN105169850A - Smoke dust purification method and device for realizing the same - Google Patents
Smoke dust purification method and device for realizing the same Download PDFInfo
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- CN105169850A CN105169850A CN201510468686.1A CN201510468686A CN105169850A CN 105169850 A CN105169850 A CN 105169850A CN 201510468686 A CN201510468686 A CN 201510468686A CN 105169850 A CN105169850 A CN 105169850A
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Abstract
The invention relates to a smoke dust purification method and a device for realizing the method. The smoke dust purification method comprises the steps of: injecting a liquid into a container, arranging a plurality of separation nets horizontally in the liquid along the vertical direction; decreasing the separating holes of the separation nets from the bottom up in order; and bringing smoke into the liquid from below the lowest separation net. The device comprises a tank and a smoke inlet pipeline, the tank is internally provided with liquid, the upper part of the tank is equipped with a smoke outlet, and the lower part is provided with a water outlet. The smoke inlet pipeline stretches into the bottom of the tank, and the tank is also internally provided with the plurality of separation nets below the liquid level and above the outlet of the smoke inlet pipeline. The separation nets are disposed horizontally and arranged in order along the vertical direction, and the separating holes of the separation nets decrease from the bottom up in order. The method and the device provided by the invention have the advantages of high purification rate and low cost.
Description
Technical field
The present invention relates to a kind of clarifying smoke method and the device realizing the method.
Background technology
Due to development and the demand of society, China also exists a large amount of cement plants, thermal power plant, heat supply factory and steel plant etc., dust in its flue gas produced can cause severe contamination to air, so need to carry out udst separation before fume emission, Dust Capacity in guarantee flue gas, lower than national standard, avoids atmosphere pollution.Existing smoke and dust purifier, have need the flue gas cool-down by high temperature after use, what have needs flue gas Negotiation speed low, and practical cost is high, cannot meet the needs of existing factory.
Summary of the invention
The invention is intended to provide the device of a kind of gas cleaning amount is large, purifying rate is high, cost is low clarifying smoke method and clarifying smoke with low cost.
With regard to clarifying smoke method, the clarifying smoke method that the present invention solves the problems of the technologies described above comprises the steps: to inject liquid in a reservoir, is then horizontally disposed with multiple separate mesh in a liquid.This separate mesh is vertically placed, and the septated hole of separate mesh reduces from the bottom up successively, and flue gas enters liquid below the separate mesh of the bottom.
Because flue gas enters liquid below the separate mesh of the bottom, flue gas forms bubble in a liquid, can time enough can be had to be incorporated in liquid by the dust in flue gas in the process risen.Especially when the bubble of flue gas formation is successively through multiple separate mesh, along with the septated hole of separate mesh reduces from the bottom up successively, bubble can be progressively refined and be divided into less bubble, and the dust be more beneficial in bubble incorporates in liquid, and then improves the purifying rate of flue gas.And separate mesh not only easily makes, and replacing is installed conveniently, has greatly saved use cost; And a large amount of flue gases passed in water also can not affect its purification efficiency.
As the improvement of clarifying smoke method of the present invention, the ullage of described liquid has spray equipment, and the liquid that the flue gas overflowing liquid level sprays through spray equipment carries out double purification, makes gas cleaning rate up to 80% ~ 90%.
As the improvement of clarifying smoke method of the present invention, this separate mesh adopts metal to make, when the flue gas of high temperature is split by separate mesh, and the separate mesh of metal not easily Yin Gaowen and damaging.Liquid in tank body is water, has not only greatly saved cost, and by simple precipitation, dust soluble in water can be removed, and then recycle, economize on resources, favorable environment protection.
With regard to smoke and dust purifier, the present invention is that the device solve the technical problem comprises tank body and smoke-intake pipe road, and have liquid in described tank body, tank body top offers exhaust opening, and bottom is provided with discharge outlet; Described smoke-intake pipe road stretches into the bottom of tank body, is also provided with multiplely to be positioned at below liquid level and separate mesh above the outlet being placed in smoke-intake pipe road in tank body; Described separate mesh is horizontally disposed with and is vertically arranged in order, and the septated hole of separate mesh reduces from the bottom up successively.
Advantage is: (1), owing to stretching into tank body in smoke-intake pipe road, flue gas enters after in liquid, can time of contact of prolong smoke and liquid, and then improves the efficiency of gas cleaning; (2) owing to being provided with multiple separate mesh in tank body, can form larger bubble when flue gas enters in liquid, bubble, through separate mesh, can be refined into less bubble by septated hole, make the things such as the dust in flue gas be dissolved in liquid further, accelerate the speed of flue gas ash removal and with low cost; (3) because the septated hole of separate mesh reduces from the bottom up successively, while bubble is progressively split, the rate of climb of bubble can not be affected, both improve efficiency of dust collection, the speed of dedusting can not be affected again.
As the improvement of smoke and dust purifier of the present invention, the sidewall of described tank body is provided with water filling port and gap, and described gap is positioned at the below of water filling port, is so not only convenient to inject liquid in tank body, and can ensure that the liquid in tank body keeps a certain amount of; Be provided with the spray equipment near exhaust opening in described tank body, when flue gas is by liquid, spray equipment, by spray liquid ullage space in tank body, can carry out double purification to flue gas.Distance between described separate mesh increases from the bottom up successively, due to more faster close to liquid level bobble rise velocity, ensure that the bubble splitting refinement later fully contacts with liquid like this, is fully dissolved in liquid by dust.
As the improvement of smoke and dust purifier of the present invention, described discharge outlet is connected with the inhalant region of sedimentation basin by drainpipe, and drainpipe is provided with main valve and choke valve, and described main valve is near discharge outlet, choke valve can control the rate of outflow of liquid, ensures the height of liquid level in tank body within the specific limits; When the dust needing tank base to deposit is removed, main valve is opened.Described water filling port and gap are all communicated with the exhalant region of sedimentation basin, and namely the liquid after sedimentation basin process can be recycled, saving resource and cost.
As the improvement of smoke and dust purifier of the present invention, described enter mouth be horn structure, its large end towards the discharge outlet of tank base, like this when flue gas constantly enters in liquid, the liquid at discharge outlet place is constantly flowed, thus prevents from the flue dust be dissolved in liquid to be deposited in discharge outlet place blocking.
Further improve as smoke and dust purifier of the present invention, described sedimentation basin and second-level settling pond, can ensure that in the liquid after sedimentation basin process, dust content is extremely low, second-level settling pond cost is not high simultaneously, and area occupied is little, is applicable to most of enterprise.
Accompanying drawing explanation
Fig. 1 is the structural representation of smoke and dust purifier embodiment of the present invention.
In figure, 1 is clear water reserviors, and 2 is the second sedimentation basin, and 3 is the first sedimentation basin, 4 is tube connector, and 5 is feeding spraying pump, and 6 is water injecting pump, and 7 is gap, 8 is water filling port, and 9 is tank body, and 10 is exhaust opening, and 11 is abatvoix, 12 for entering mouth, and 13 is pressure fan, and 14 is spray head, and 15 is smoke-intake pipe road, 16 is the first separate mesh, and 17 is the second separate mesh, and 18 is the 3rd separate mesh, and 19 is outlet flue, 20 is discharge outlet, and 21 is main valve, and 22 is drainpipe, and 23 is choke valve.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation:
The invention provides a kind of clarifying smoke method, comprise the water injecting volume 2/3rds in container, in water, be horizontally disposed with three materials is the separate mesh of metal.This separate mesh is vertically placed, and the septated hole of separate mesh is followed successively by 3cm, 2cm, 1cm from the bottom to top.Also spray equipment is provided with above the water surface.Flue gas below the separate mesh of the bottom by pressure fan press-in water and form bubble, along with bubble rise, successively through three separate mesh, bubble, by the bubble being divided into volume less gradually, makes the dust in flue gas more easily dissolve in water.So not only can not affect the flowing velocity of flue gas, also improve the purification efficiency of dust in flue gas simultaneously, make gas cleaning rate up to 80% ~ 90%.And the separate mesh owing to adopting, process simple, with low cost, and be convenient to replacing is installed, greatly reduce use cost especially.
The invention also discloses a kind of smoke and dust purifier realizing above-mentioned clarifying smoke method.As shown in Figure 1, comprise tank body 9, smoke-intake pipe road 15 and be positioned at the first sedimentation basin 3, second sedimentation basin 2 and clear water reserviors 1 below tank body 9.Fill with the water having tank body 9 volume 2/3rds in this tank body 9, be provided with in water three with the separate mesh of tank body 9 sidewall clamping.First separate mesh 16, second separate mesh 17, the 3rd separate mesh 18 are from top to bottom horizontally disposed with, and the distance between three separate mesh increases from the bottom to top successively.Find through test, the distance between the 3rd separate mesh 18 and the second separate mesh 17 is that 70cm is best, and the distance between the second separate mesh 17 and the first separate mesh 16 is that 100cm is best, and the distance between the first separate mesh 16 and the water surface is 150cm is best.The septated hole diameter of the first separate mesh 16 is 1cm, and the septated hole diameter of the second separate mesh 17 is 2cm, and the septated hole diameter of the 3rd separate mesh 18 is 3cm.Tank body 9 top offers exhaust opening 10, and bottom is provided with discharge outlet 20; The sidewall of tank body 9 is provided with water filling port 8, and the below of this water filling port 8 has gap 7; The spray head 14 with the sidewall weld of tank body 9 is also provided with near exhaust opening 10 in tank body 9.Discharge outlet 20 is communicated with the first sedimentation basin 3 by drainpipe 22, and drainpipe 22 is connected with main valve 21 near discharge outlet 20 place, and drainpipe 22 connects choke valve 23 near the first sedimentation basin 3 place.Water filling port 8 is communicated with clear water reserviors 1 by tube connector 4 with spray head 14, this tube connector 4 is connected to water injecting pump 6 and feeding spraying pump 5.Gap 7 is communicated with the second sedimentation basin 2.One end, smoke-intake pipe road 15 be welded with trumpet-shaped enter mouth 12, the other end is welded with trumpet-shaped outlet flue 19, on smoke-intake pipe road 15 near enter mouth 12 place be also connected with pressure fan 13.For preventing discharge outlet 20 from being blocked by the dust in water, outlet flue 19 is towards the discharge outlet 20 bottom tank body 9.In order to reduce noise, tank body 9 is pasted with abatvoix 11 near exhaust opening 10 place.
The course of work of smoke and dust purifier of the present invention is as follows: the water being injected its volume 2/3rds by water filling port 8 in tank body 9, and flue gas passes through to enter into mouth 12, is pressed into smoke-intake pipe road 15, enters in water from outlet flue 19 by pressure fan 13.Now the bubble that formed in water of flue gas is comparatively large, along with bubble rises and after passing through the 3rd separate mesh 18, the volume of bubble becomes less after segmentation holes, makes the dust in flue gas incorporate further in water.Along with bubble constantly rises, bubble volume constantly reduces, and in flue gas, the purifying rate of dust increases further.Now the purifying rate of flue dust is more than 70%.When bubble overflows the water surface, the water in clear water reserviors 1 is pressed into spray head 14 by feeding spraying pump 5, carries out double purification to overflowing the flue gas of the water surface, makes the purifying rate of flue dust up to 80% ~ 90% like this.Flue gas after purification enters air from the exhaust opening 10 of tank body 9.Because spray head 14 is constantly to injected clear water in tank body 9, main valve 21 is opened, the flow velocity of water in drainpipe 22 is controlled by choke valve 23, namely water more muddy bottom tank body 9 can flow into the first sedimentation basin 3 with certain speed, not only ensure that the water yield in tank body 9 is certain, can also ensure that the water in tank body 9 is self-cleaning, the purifying rate of dust in flue gas can not be affected within a certain period of time.When the water surface arrives gap 7, the water of spilling can flow to the second sedimentation basin 2.And discharge fume because outlet flue 19 faces toward discharge outlet 20, flue gas enters in water by pressure fan 13, the dust being deposited on discharge outlet 20 can be broken up, and prevents discharge outlet 20 from blocking.When needing the water in tank body 9 all to change, main valve 21 and choke valve 23 being opened completely, water all can be entered the first sedimentation basin 3.Then by water injecting pump 6, the water in clear water reserviors 1 is injected in tank body 9 by water filling port 8.And due to separate mesh cost low, it is convenient to change, so use cost is extremely low, simultaneously owing to adopting recirculated water, not only economizes on resources, protection of the environment, also reduces costs further.
Above-described is only embodiments of the invention, and in scheme, the general knowledge such as known concrete structure and characteristic does not do too much description at this.Should be understood that; for a person skilled in the art, under the prerequisite not departing from structure of the present invention, some distortion and improvement can also be made; these also should be considered as protection scope of the present invention, and these all can not affect effect of the invention process and practical applicability.
Claims (9)
1. clarifying smoke method, the method comprises the steps: to inject liquid in a reservoir,
It is characterized in that: (1) is horizontally disposed with multiple separate mesh in a liquid, described separate mesh is vertically placed;
(2) septated hole of separate mesh reduces from the bottom up successively;
(3) flue gas enters liquid below the separate mesh of the bottom.
2. clarifying smoke method according to claim 1, is characterized in that: the ullage of described liquid has spray equipment, the liquid that the flue gas overflowing liquid level sprays through spray equipment.
3. clarifying smoke method according to claim 1, is characterized in that: the material of described separate mesh is metal, and described liquid is water.
4. for realizing a device for clarifying smoke method described in claim 1, it is characterized in that: comprise tank body and smoke-intake pipe road, have liquid in described tank body, tank body top offers exhaust opening, and bottom is provided with discharge outlet; Described smoke-intake pipe road stretches into the bottom of tank body, is also provided with multiplely to be positioned at below liquid level and separate mesh above the outlet being placed in smoke-intake pipe road in tank body; Described separate mesh is horizontally disposed with and is vertically arranged in order, and the septated hole of separate mesh reduces from the bottom up successively.
5. device according to claim 3, is characterized in that: described separate mesh has three, and the aperture of septated hole is followed successively by 2 ~ 3cm, 2 ~ 1cm, 1 ~ 0.5cm.
6. device according to claim 3, is characterized in that: the sidewall of described tank body is provided with water filling port and gap, and described gap is positioned at the below of water filling port; The spray equipment near exhaust opening is provided with in described tank body; Distance between described separate mesh increases from the bottom up successively.
7. device according to claim 5, is characterized in that: described discharge outlet is connected with the inhalant region of sedimentation basin by drainpipe, and drainpipe is provided with main valve and choke valve, and described main valve is near discharge outlet; Described water filling port and gap are all communicated with the exhalant region of sedimentation basin.
8. device according to claim 3, is characterized in that: described in enter mouth be horn structure, its large end is towards the discharge outlet of tank base.
9. device according to claim 6, is characterized in that: described sedimentation basin and second-level settling pond.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510468686.1A CN105169850A (en) | 2015-08-04 | 2015-08-04 | Smoke dust purification method and device for realizing the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510468686.1A CN105169850A (en) | 2015-08-04 | 2015-08-04 | Smoke dust purification method and device for realizing the same |
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| CN105169850A true CN105169850A (en) | 2015-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510468686.1A Pending CN105169850A (en) | 2015-08-04 | 2015-08-04 | Smoke dust purification method and device for realizing the same |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105688548A (en) * | 2016-01-29 | 2016-06-22 | 河南农业大学 | Purifier for smoke of biomass stove |
| CN105833627A (en) * | 2016-06-01 | 2016-08-10 | 中冶长天国际工程有限责任公司 | Water bath deduster, dedusting method and quicklime slaking and dedusting device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2551321Y (en) * | 2002-05-21 | 2003-05-21 | 胡兆火 | Small smelting floating ball water spray device for removing smoke and dust |
| CN2757897Y (en) * | 2005-01-17 | 2006-02-15 | 吾斯满·努尔阿洪 | Smoke dust purification apparatus |
| CN204051319U (en) * | 2014-08-09 | 2014-12-31 | 朱华庆 | A kind of waste gas treatment equipment |
| CN204380455U (en) * | 2014-12-31 | 2015-06-10 | 辛集市海洋皮革有限公司 | A kind of buffing dust treatment system |
| CN205055710U (en) * | 2015-08-04 | 2016-03-02 | 周海旭 | Smoke purification device |
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2015
- 2015-08-04 CN CN201510468686.1A patent/CN105169850A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2551321Y (en) * | 2002-05-21 | 2003-05-21 | 胡兆火 | Small smelting floating ball water spray device for removing smoke and dust |
| CN2757897Y (en) * | 2005-01-17 | 2006-02-15 | 吾斯满·努尔阿洪 | Smoke dust purification apparatus |
| CN204051319U (en) * | 2014-08-09 | 2014-12-31 | 朱华庆 | A kind of waste gas treatment equipment |
| CN204380455U (en) * | 2014-12-31 | 2015-06-10 | 辛集市海洋皮革有限公司 | A kind of buffing dust treatment system |
| CN205055710U (en) * | 2015-08-04 | 2016-03-02 | 周海旭 | Smoke purification device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105688548A (en) * | 2016-01-29 | 2016-06-22 | 河南农业大学 | Purifier for smoke of biomass stove |
| CN105833627A (en) * | 2016-06-01 | 2016-08-10 | 中冶长天国际工程有限责任公司 | Water bath deduster, dedusting method and quicklime slaking and dedusting device |
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Application publication date: 20151223 |