CN203002162U - Wooden activated carbon production waste gas advanced-treatment system - Google Patents

Wooden activated carbon production waste gas advanced-treatment system Download PDF

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Publication number
CN203002162U
CN203002162U CN201220731153XU CN201220731153U CN203002162U CN 203002162 U CN203002162 U CN 203002162U CN 201220731153X U CN201220731153X U CN 201220731153XU CN 201220731153 U CN201220731153 U CN 201220731153U CN 203002162 U CN203002162 U CN 203002162U
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China
Prior art keywords
treatment system
furnace
aeration tower
cyclone dust
activated charcoal
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Expired - Lifetime
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CN201220731153XU
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Chinese (zh)
Inventor
林树
郑德谋
陈志雄
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FUJIAN XINSEN CARBON Co Ltd
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FUJIAN XINSEN CARBON Co Ltd
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Priority to CN201220731153XU priority Critical patent/CN203002162U/en
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Publication of CN203002162U publication Critical patent/CN203002162U/en
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Abstract

The utility model relates to a wooden activated carbon production waste gas advanced-treatment system which comprises a heat-conducting oil furnace, a charring furnace, a drying furnace, an activation furnace and a gas washing tower, wherein the heat-conducting oil furnace is communicated with the charring furnace through a No. 1 cyclone dust collector; the drying furnace is communicated with the charring furnace through a No. 2 cyclone dust collector; the charring furnace and the activation furnace are respectively communicated with the gas washing tower; and the gas washing tower is communicated with a chimney sequentially through a No. 3 cyclone dust collector and a fan. The wooden activated carbon production waste gas advanced-treatment system is characterized by also comprising an alkaline water pool; the alkaline water pool is provided with a channel used for adding water and lime milk; the upper part inside the gas washing tower is provided with an atomization spray device; ceramic fragment fillers are paved at the bottom inside the gas washing tower; the alkaline water pool is communicated with the atomization spray device; and the charring furnace and the activation furnace are respectively communicated with the bottom of the gas washing tower.The wooden activated carbon production waste gas advanced-treatment system disclosed by the utility model can reduce the emission amount of smoke dust by 10.55t and the emission amount of sulfur dioxide by 16.5t through calculation in terms of producing for 300 days every year and 24 hours every day.

Description

A kind of wood activated charcoal process gas treatment system
Technical field
The utility model relates to wood activated charcoal production equipment field, is a kind of wood activated charcoal process gas advanced treatment system specifically.
Background technology
In the wood activated charcoal technological process of production, the Activated Carbon Production exhaust treatment system is arranged, as shown in Figure 1, by entering retort after No. 1 cyclone dust collectors and No. 2 cyclone dust collectors rough dustings, the waste gas after retort is introduced aeration tower by pipeline to the flue gas that heat-conducting oil furnace, drying oven produce respectively; Introduce equally aeration tower by the waste gas that activation furnace produces.Waste gas after water film dedusting and clear water drip washing (clear water is provided by clear water reserviors) are processed, then advances cyclone dust collectors No. 3 in aeration tower, enter chimney emptying by blower fan at last.
Above-mentioned Activated Carbon Production exhaust treatment system exposes the defective in its technological design gradually in wood activated charcoal production and application process, aeration tower processing, cyclone dust removal and Sour gas disposal effect are undesirable, through environmental protection tests, discharges up to standard not.
The utility model content
In order to overcome the defective of above-mentioned prior art, technical problem to be solved in the utility model is to provide a kind of toxic emission wood activated charcoal process gas treatment system up to standard.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is:
a kind of wood activated charcoal process gas treatment system, comprise heat-conducting oil furnace, retort, drying oven, activation furnace and aeration tower, described heat-conducting oil furnace is connected with described retort by No. 1 cyclone dust collectors, described drying oven is connected with described retort by No. 2 cyclone dust collectors, described retort and activation furnace are connected with described aeration tower respectively, described aeration tower is connected with chimney by No. 3 cyclone dust collectors and blower fan successively, also comprise potass pool, described potass pool is provided be used to the passage that adds entry and milk of lime, top in aeration tower is provided with atomizing sprayer, bottom in aeration tower is equipped with broken porcelain piece filler, described potass pool is connected with described atomizing sprayer, described retort and activation furnace are connected with the bottom of described aeration tower respectively.
Wherein, be provided with agitating device in described potass pool.
Wherein, be provided with the pH value detection device in described potass pool.
Wherein, be loaded with the pH value in described potass pool and be 10 buck, described buck is the mixed solution of water and milk of lime.
Wherein, be connected with centrifugal pump between described potass pool and described atomizing sprayer.
Wherein, the laying of described broken porcelain piece filler is highly 30cm.
Wherein, also comprise purification tank for liquid waste, described purification tank for liquid waste is connected with described aeration tower and No. 3 cyclone dust collectors respectively.
Wood activated charcoal process gas treatment system provided by the utility model, by waste gas is introduced in aeration tower by the bottom of aeration tower, change clear water reserviors into potass pool and set up atomizing sprayer and lay broken porcelain piece filler in aeration tower, waste gas is processed through overbreak porcelain piece water film filtering and buck drip washing in aeration tower from the bottom up, greatly improve dedusting and the Sour gas disposal effect of waste gas, thereby reached the standard of toxic emission.
Description of drawings
Figure 1 shows that the wood activated charcoal process gas treatment system of prior art.
Figure 2 shows that wood activated charcoal process gas treatment system of the present utility model.
The specific embodiment
By describing technology contents of the present utility model, structural feature in detail, being realized purpose and effect, below in conjunction with embodiment and coordinate accompanying drawing to be explained in detail.
see also shown in Figure 2, the wood activated charcoal process gas treatment system of present embodiment, comprise heat-conducting oil furnace, retort, drying oven, activation furnace and aeration tower, described heat-conducting oil furnace is connected with described retort by No. 1 cyclone dust collectors, described drying oven is connected with described retort by No. 2 cyclone dust collectors, described retort and activation furnace are connected with described aeration tower respectively, described aeration tower is connected with chimney by No. 3 cyclone dust collectors and blower fan successively, also comprise potass pool, described potass pool is provided be used to the passage that adds entry and milk of lime, top in aeration tower is provided with atomizing sprayer, bottom in aeration tower is equipped with broken porcelain piece filler, described potass pool is connected with described atomizing sprayer, described retort and activation furnace are connected with the bottom of described aeration tower respectively.
Waste gas treatment process of the present utility model is as follows:
(1) by No. 1 cyclone dust collectors, No. 2 cyclone dust collectors rough dustings after enter retort, by pipeline from the bottom of aeration tower introduce aeration tower in respectively by the waste gas after retort for the flue gas that produces of heat-conducting oil furnace, drying oven; Introduced in aeration tower from the bottom of aeration tower by pipeline equally by the waste gas that activation furnace produces;
(2) add a certain amount of water and milk of lime and mix in potass pool, the atomizing sprayer that the buck that produces (following alleged buck also all refers to the mixed solution of water and milk of lime) is delivered in aeration tower atomizes and sprays, this moment, waste gas was entered by the bottom of aeration tower, process through the water film filtering of overbreak porcelain piece filler and buck drip washing respectively from the bottom up, make waste gas dedusting and in and desulfurization;
(3) waste gas after aeration tower is processed through the further dust removal process of No. 3 cyclone dust collectors, is removed the large particulate matter in waste gas again, enters chimney by blower fan at last, emptying.
Waste gas after above-mentioned processing according to the Surveillance of local environment monitoring station, meets waste gas emission standard fully, its emissions data measuring and calculating is as follows: if produce per year 300 days, produce calculating in 24 hours every day, can reduce the fume amount 10.55t of discharging every year, amount of sulfur dioxide 16.5t.
In the above-described embodiments, the tower diameter of aspiration column and tower height can carry out suitable increase according to the discharging scale of actual production waste gas, to strengthen contact area and the contact strength of waste gas and buck, reach better treatment effect.
In the above-described embodiments, in order to make water and milk of lime mixing in potass pool more quick and even, be provided with agitating device in described potass pool.
In the above-described embodiments, for the ease of controlling the pH value of buck, with reach better in and desulfurized effect, be provided with the pH value detection device in described potass pool.
In the above-described embodiments, for reach more satisfactory in and desulfurized effect, the pH value of the buck in described potass pool is 10.
In the above-described embodiments, be connected with centrifugal pump between described potass pool and described atomizing sprayer.
In the above-described embodiments, in order to improve the water film filtering effect, the laying of described broken porcelain piece filler is highly 30cm.
In the above-described embodiments, in order to focus on the waste water that produces in waste gas treatment process, also comprise purification tank for liquid waste, described purification tank for liquid waste is connected with described aeration tower and No. 3 cyclone dust collectors respectively.
Wood activated charcoal process gas treatment system provided by the utility model, by waste gas is introduced in aeration tower by the bottom of aeration tower, change clear water reserviors into potass pool and set up atomizing sprayer and lay broken porcelain piece filler in aeration tower, waste gas is processed through overbreak porcelain piece water film filtering and buck drip washing in aeration tower from the bottom up, greatly improve dedusting and the Sour gas disposal effect of waste gas, reached the standard of toxic emission.
The above is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present utility model.

Claims (7)

1. wood activated charcoal process gas treatment system, comprise heat-conducting oil furnace, retort, drying oven, activation furnace and aeration tower, described heat-conducting oil furnace is connected with described retort by No. 1 cyclone dust collectors, described drying oven is connected with described retort by No. 2 cyclone dust collectors, described retort and activation furnace are connected with described aeration tower respectively, described aeration tower is connected with chimney by No. 3 cyclone dust collectors and blower fan successively, it is characterized in that: also comprise potass pool, described potass pool is provided be used to the passage that adds entry and milk of lime, top in aeration tower is provided with atomizing sprayer, bottom in aeration tower is equipped with broken porcelain piece filler, described potass pool is connected with described atomizing sprayer, described retort and activation furnace are connected with the bottom of described aeration tower respectively.
2. wood activated charcoal process gas treatment system according to claim 1, is characterized in that: be provided with agitating device in described potass pool.
3. wood activated charcoal process gas treatment system according to claim 1, is characterized in that: be provided with the pH value detection device in described potass pool.
4. wood activated charcoal process gas treatment system according to claim 1 is characterized in that: be loaded with the pH value in described potass pool and be 10 buck, described buck is the mixed solution of water and milk of lime.
5. wood activated charcoal process gas treatment system according to claim 1, is characterized in that: be connected with centrifugal pump between described potass pool and described atomizing sprayer.
6. wood activated charcoal process gas treatment system according to claim 1 is characterized in that: the laying of described broken porcelain piece filler highly is 30cm.
7. wood activated charcoal process gas treatment system according to claim 1, it is characterized in that: also comprise purification tank for liquid waste, described purification tank for liquid waste is connected with described aeration tower and No. 3 cyclone dust collectors respectively.
CN201220731153XU 2012-12-26 2012-12-26 Wooden activated carbon production waste gas advanced-treatment system Expired - Lifetime CN203002162U (en)

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Application Number Priority Date Filing Date Title
CN201220731153XU CN203002162U (en) 2012-12-26 2012-12-26 Wooden activated carbon production waste gas advanced-treatment system

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104329947A (en) * 2014-10-15 2015-02-04 浙江德立涂装机械有限公司 Hot cleaning furnace with dual purification treatment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104329947A (en) * 2014-10-15 2015-02-04 浙江德立涂装机械有限公司 Hot cleaning furnace with dual purification treatment
CN104329947B (en) * 2014-10-15 2016-04-20 浙江德立涂装机械有限公司 A kind of clean stove of heat of double purified process

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Granted publication date: 20130619