CN204121954U - Tasteless reclaimed rubber desulfidation tail gas treatment system - Google Patents
Tasteless reclaimed rubber desulfidation tail gas treatment system Download PDFInfo
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- CN204121954U CN204121954U CN201420552212.6U CN201420552212U CN204121954U CN 204121954 U CN204121954 U CN 204121954U CN 201420552212 U CN201420552212 U CN 201420552212U CN 204121954 U CN204121954 U CN 204121954U
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- pipeline
- heat exchanger
- digester
- tail gas
- casing
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Abstract
The utility model discloses a kind of tasteless reclaimed rubber desulfidation tail gas treatment system, comprise at least two digesters, the exhaust outlet of each digester is respectively equipped with pipeline, pipeline on each digester exhaust outlet is communicated with main pipeline, main pipeline is communicated with blast pipe, blast pipe is connected with degreasing unit, the gas vent of degreasing unit is connected with heat exchanger by pipeline, the cold side outlet port of heat exchanger is connected with spray column, spray column gas outlet is connected with fine de-sulfur tower by pipeline, and the floss hole of fine de-sulfur tower is connected with emptying cylinder.The tasteless reclaimed rubber desulfurizing and purifying method design that the utility model takes charge of research and development according to me goes out suitable exhaust gas purification system, first this system reclaims vegetable oil, the pipeline can avoided the blockings such as greasy dirt like this and pollute below, be not easy to cleaning, then this system fully reclaims the waste heat in tail gas, reaches and saves the object of the energy, eventually passes qualified discharge after de-dirt desulfurization, system architecture is simple, and cost is low.
Description
Technical field
The utility model relates to a kind of exhaust treatment system, particularly one tasteless reclaimed rubber desulfidation tail gas treatment system.
Background technology
Reclaimed rubber is by the physical desulfurization (namely decompose, pulverize) to waste rubber goodses such as tires and chemical desulfurization (the softening and activation under high temperature, high pressure), large molecular network cross-linked structure in rubber is destroyed the small molecule structure for strand, makes it become can process viscoelastic body from elastomer.
Traditional reclaimed rubber develops into high-temperature dynamic desulfurization, normal temperature machine doctor treatment and infrared ray doctor treatment after producing and have passed water law, oil process, water/oil method now, the most frequently used still high-temperature dynamic desulfurization, its softening agent used common are coal tar, pine tar, coal tar pitch etc.Containing the microscale harmful substance such as pernicious gas and the benzene,toluene,xylene element such as moisture content, a small amount of rubber powder granule, hydrogen sulfide, sulfur dioxide that composition is higher in the desulfidation tail gas of this sulfur method, if purified treatment will not cause serious environmental pollution, and the treatment system of tail gas so at present also studies to obtain comparative maturity.
But face problem of environmental pollution, my company works out the tasteless reclaimed rubber sulfur method of environmental protection, in the method chemical desulfurization operation, adds tyre surface rubber powder, environmental protection activator, vegetable oil softening agent and water; Wherein environmental protection activator by persulfate and aliphatic acid formulated; Described vegetable oil softening agent is made up of cottonseed oil, rosin, pine tar, rapeseed oil, waste oil, olive oil.
This kind of sulfur method environmental protection, absolutely not containing benezene material, in tail gas, main component is the pernicious gases such as water, rubber powder, vegetable oil, hydrogen sulfide, sulfur dioxide, and the method for existing vent gas treatment has no longer been applicable to the vent gas treatment of the environment-friendly tasteless reclaimed rubber sulfur method of my department.
Utility model content
For existing problem, the purpose of this utility model is to provide a kind of tasteless reclaimed rubber desulfidation tail gas treatment system.
To achieve these goals, the technical solution of the utility model is: a kind of tasteless reclaimed rubber desulfidation tail gas treatment system, comprise at least two digesters, the upper end of described digester is provided with exhaust outlet, the exhaust outlet of each digester is respectively equipped with pipeline, pipeline on each digester exhaust outlet is respectively communicated with main pipeline by a by-pass valve control, described main pipeline is communicated with blast pipe by valve, it is characterized in that: described blast pipe is connected with degreasing unit, described degreasing unit comprises casing, monofilament filler is radially provided with in casing, the sidewall of the casing below described monofilament filler is provided with air inlet, described air inlet is connected with blast pipe, the top of described casing is provided with gas vent, the bottom of described casing is provided with oil-out, described oil-out is provided with delivery valve,
Described gas vent is connected with the hot side-entrance of heat exchanger by pipeline, the cold side outlet port of described heat exchanger is connected with spray column, the cold side import of described heat exchanger is connected with vegetable oil storage barrel, and the hot side outlet of described heat exchanger is connected with the charging aperture of digester by pipeline;
Described spray column comprises tower body, import is provided with in the bottom of tower body, spray equipment is provided with in the top of described tower body, the top of described tower body and bottom are respectively equipped with gas outlet and delivery port, wire packing and wire mesh demister is provided with in tower body above described spray equipment, described wire packing is positioned at the below of wire mesh demister, and described gas outlet is connected with fine de-sulfur tower by pipeline, and the floss hole of described fine de-sulfur tower is connected with emptying cylinder.
Adopt such scheme, first tail gas is poured in next digester, pressure in next digester is promoted rapidly, when emission after pressure balance, the tail gas of discharge is first through degreasing unit, under the effect of monofilament filler, vegetable oil is wherein removed, and then through heat exchanger, utilize the heat of tail gas that vegetable oil (desulfurization material) is carried out preheating, vegetable oil after preheating enters in digester and reacts, reaction efficiency can be improved, save the energy, through spray column spray washing after waste heat recovery, rubber grain wherein, a small amount of sulfide is removed, before going out spray column, the moisture content in gas is removed by wire packing, desulfurization is carried out again through fine de-sulfur tower, then get rid of from emptying cylinder after up to standard.
In technique scheme: described casing is made up of top cylindrical section and lower tapered portion.Vegetable oil is facilitated to release like this.
In technique scheme: described heat exchanger is two, two heat exchanger series connection, wherein vegetable oil is entered in the cold side import of First heat exchanger, and condensed water is entered in the cold side import of second fetus heat exchanger.Can recycle the waste heat of tail gas so more fully, the vegetable oil after preheating is used for reaction in digester, and heat can be used for other places by the water after heating, economize energy.
The beneficial effects of the utility model are: the tasteless reclaimed rubber desulfurizing and purifying method design that the utility model takes charge of research and development according to me goes out suitable exhaust gas purification system, first this system utilizes emission that pressure in digester is promoted rapidly, when emission after pressure balance, first vegetable oil is reclaimed after exhaust emissions, the pipeline can avoided the blockings such as greasy dirt like this and pollute below, be not easy to cleaning, then this system fully reclaims the waste heat in tail gas, reach the object of saving the energy, eventually pass qualified discharge after de-dirt desulfurization, system architecture is simple, cost is low.
Accompanying drawing illustrates:
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is further described:
Embodiment 1
As shown in Figure 1: tasteless reclaimed rubber desulfidation tail gas treatment system of the present utility model is made up of the parts such as digester 1 (being three herein), blast pipe 2, degreasing unit, heat exchanger, spray column, fine de-sulfur tower 6, emptying cylinder 7, by-pass valve control 8, valve 9.
The top of three digesters 1 is equipped with charging aperture and exhaust outlet, three digester 1 lower middle position are equipped with discharging opening, the exhaust outlet of each digester 1 is connected to pipeline A, pipeline A on each digester 1 exhaust outlet is respectively communicated with main pipeline B by a by-pass valve control 8, and described main pipeline B is communicated with blast pipe 2 by valve 9.
Blast pipe 2 is connected with degreasing unit, and degreasing unit comprises casing 31, and casing 31 is made up of top cylindrical section and lower tapered portion.Monofilament filler 32 is radially provided with in the cylindrical section of casing 31 top, the sidewall of the casing 31 below monofilament filler 32 is provided with air inlet 33, air inlet 33 is connected with blast pipe 2, the top of casing 31 is provided with gas vent 34, the bottom of casing 31 is provided with oil-out 35, and oil-out 35 is provided with delivery valve 36.
Gas vent 34 is connected with the hot side-entrance of First heat exchanger 4 by pipeline, the cold side outlet port of First heat exchanger 4 out be the tail gas of part cooling, and be connected with the hot side-entrance of second heat exchanger 4, the cold side import of First heat exchanger 4 is connected with vegetable oil storage barrel, the hot side outlet of First heat exchanger 4 goes out the vegetable oil after preheating, and be connected by the charging aperture of pipeline with digester 1, enter in digester 1 and participate in reaction.The cold side outlet port of second heat exchanger 4 is connected with spray column, and the cold side import water inlet of second fetus heat exchanger 4, hot side outlet goes out hot water.
Spray column comprises tower body 51, import 52 is provided with in the bottom of tower body 51, spray equipment 53 is provided with in the top of tower body 51, the top of tower body 51 and bottom are respectively equipped with gas outlet 54 and delivery port 55, be provided with wire packing 56 and wire mesh demister 57 in tower body 51 above spray equipment 53, wire packing 56 is positioned at the below of wire mesh demister 57, and gas outlet 54 is connected with fine de-sulfur tower 6 by pipeline, fine de-sulfur tower 6 is prior art, does not repeat at this.The floss hole 61 of fine de-sulfur tower 6 is connected with emptying cylinder 7.
More than describe preferred embodiment of the present utility model in detail.Should be appreciated that those of ordinary skill in the art just can make many modifications and variations according to design of the present utility model without the need to creative work.Therefore, all technical staff in the art according to design of the present utility model on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment, all should by the determined protection domain of claims.
Claims (3)
1. a tasteless reclaimed rubber desulfidation tail gas treatment system, comprise at least two digesters (1), the upper end of described digester (1) is provided with exhaust outlet, the exhaust outlet of each digester (1) is respectively equipped with pipeline (A), pipeline (A) on each digester (1) exhaust outlet is respectively communicated with main pipeline (B) by a by-pass valve control (8), described main pipeline (B) is communicated with blast pipe (2) by valve (9), it is characterized in that: described blast pipe (2) is connected with degreasing unit, described degreasing unit comprises casing (31), monofilament filler (32) is radially provided with in casing (31), the sidewall of the casing (31) of described monofilament filler (32) below is provided with air inlet (33), described air inlet (33) is connected with blast pipe (2), the top of described casing (31) is provided with gas vent (34), the bottom of described casing (31) is provided with oil-out (35), described oil-out (35) is provided with delivery valve (36),
Described gas vent (34) is connected by the hot side-entrance of pipeline with heat exchanger (4), the cold side outlet port of described heat exchanger (4) is connected with spray column, the cold side import of described heat exchanger (4) is connected with vegetable oil storage barrel, and the hot side outlet of described heat exchanger (4) is connected by the charging aperture of pipeline with digester (1);
Described spray column comprises tower body (51), import (52) is provided with in the bottom of tower body (51), spray equipment (53) is provided with in the top of described tower body (51), the top of described tower body (51) and bottom are respectively equipped with gas outlet (54) and delivery port (55), wire packing (56) and wire mesh demister (57) is provided with in the tower body (51) of described spray equipment (53) top, described wire packing (56) is positioned at the below of wire mesh demister (57), described gas outlet (54) is connected with fine de-sulfur tower (6) by pipeline, the floss hole (61) of described fine de-sulfur tower (6) is connected with emptying cylinder (7).
2. tasteless reclaimed rubber desulfidation tail gas treatment system according to claim 1, is characterized in that: described casing (31) is made up of top cylindrical section and lower tapered portion.
3. tasteless reclaimed rubber desulfidation tail gas treatment system according to claim 1, it is characterized in that: described heat exchanger (4) is two, two heat exchanger (4) series connection, wherein vegetable oil is entered in the cold side import of First heat exchanger (4), and condensed water is entered in the cold side import of second fetus heat exchanger (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420552212.6U CN204121954U (en) | 2014-09-24 | 2014-09-24 | Tasteless reclaimed rubber desulfidation tail gas treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420552212.6U CN204121954U (en) | 2014-09-24 | 2014-09-24 | Tasteless reclaimed rubber desulfidation tail gas treatment system |
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| Publication Number | Publication Date |
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| CN204121954U true CN204121954U (en) | 2015-01-28 |
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| CN201420552212.6U Active CN204121954U (en) | 2014-09-24 | 2014-09-24 | Tasteless reclaimed rubber desulfidation tail gas treatment system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104307316A (en) * | 2014-09-24 | 2015-01-28 | 重庆市聚益橡胶制品有限公司 | Odorless regenerated rubber tail gas recycling and purification system |
| CN112191046A (en) * | 2020-09-27 | 2021-01-08 | 成都国化环保科技有限公司 | Acidolysis tail gas desulfurization system and method |
-
2014
- 2014-09-24 CN CN201420552212.6U patent/CN204121954U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104307316A (en) * | 2014-09-24 | 2015-01-28 | 重庆市聚益橡胶制品有限公司 | Odorless regenerated rubber tail gas recycling and purification system |
| CN112191046A (en) * | 2020-09-27 | 2021-01-08 | 成都国化环保科技有限公司 | Acidolysis tail gas desulfurization system and method |
| CN112191046B (en) * | 2020-09-27 | 2022-04-22 | 成都国化环保科技有限公司 | Acidolysis tail gas desulfurization system and method |
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| C14 | Grant of patent or utility model | ||
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