CN106914069A - Can on-line regeneration absorption material the live harmful smoke purification method of resin sand casting - Google Patents
Can on-line regeneration absorption material the live harmful smoke purification method of resin sand casting Download PDFInfo
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- CN106914069A CN106914069A CN201510991665.8A CN201510991665A CN106914069A CN 106914069 A CN106914069 A CN 106914069A CN 201510991665 A CN201510991665 A CN 201510991665A CN 106914069 A CN106914069 A CN 106914069A
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- harmful smoke
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0036—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions by adsorption or absorption
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation 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
- B01D53/002—Separation 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 condensation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation 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
- B01D53/02—Separation 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 adsorption, e.g. preparative gas chromatography
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/55—Compounds of silicon, phosphorus, germanium or arsenic
- B01D2257/556—Organic compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Treating Waste Gases (AREA)
Abstract
The present invention relates to it is a kind of can on-line regeneration absorption material the live harmful smoke purification method of resin sand casting, comprise the following steps：The first step：Construction can on-line regeneration absorption material the live harmful smoke cleaning treatment system of resin sand casting；Second step：A set of dusting device is set on the hard airduct of harmful smoke cleaning treatment system；3rd step：The harmful smoke that system will be trapped is by being mixed into powder；4th step：Harmful smoke is cooled down；5th step：Absorption/on-line regeneration.Using toward dusting in the harmful smoke for trapping, filtration treatment, using organic matter in adsorbent absorption harmful smoke, and adsorbent equipment timing is regenerated online, the organic matter that absorption material is collected into is reclaimed using condensate recycling device, harmful smoke cleaning treatment system reliability of operation and stability effectively are ensure that, while also eliminate or reducing occupational hazard and the pollution to environment that harmful smoke in resin sand cast and cooling production process is caused.
Description
Technical field
The present invention relates to post health and field of Environment Protection, more specifically to can on-line regeneration absorption material the live harmful smoke purification method of resin sand casting.
Background technology
As the development of casting technique, China cast widely used self-hardening furan resin, phenolic resin sand molding already, this not only shortens the production cycle, improves production efficiency, and also improve the visual quality of casting.But resin bonded sand mould is in cast and cooling, dense flue gas can be given out, because being toasted by high temperature aluminum water, molten iron and molten steel, smoke components do not only have flue dust and CO, the organic substance and the larger resin oiliness volatile matter of viscosity for decompositing and can also be produced, these resin oiliness volatile matters mix the greasy thing of black that viscosity can be produced very strong and inflammable with flue dust, it is easy to be bonded on the filter bag of the tube wall of dust removal by ventilation pipeline and sack cleaner, the length of time one can make resistance of the filter bag be increased up blocking, so as to cause filtering function to fail.Therefore, the foundry industry of current China is on phenolic sand molding production line, and the flue gas of all cast sections and cooling vestibule is generally in line using blower fan, deduster is not provided with, which results in pollution transportation, though cleaning of indoor environment, but air is polluted, is discharged not up to standard.These form organic exhaust gas in being mixed in air, not only cause environmental pollution, and have injured the healthy of people, and the Organic Waste Gas Pollution in Foundry Production has turned into one of industry focus of attention problem.Economic, effective method is taken to solve the problems, such as the Organic Waste Gas Pollution in Foundry Production, the Ecological Civilization Construction to casting industry sustainable development and China has important practical significance.
The governing problem containing other compositions organic exhaust gas for being produced to foundry at present（Exhaust gas dust can effectively be filtered can effectively process pernicious gas again）, relevant report is yet there are no, foundry's Organic Waste Gas Pollution control is just at the early-stage.
However, in industries such as oil, chemical industry, printings, to VOCs treatment existing diversified economy, effective processing method.But, because casting industry organic exhaust gas organic concentration is low, the features such as gas production is few, it is difficult to directly directly indiscriminately imitate the organic waste gas treatment method of above-mentioned every profession and trade use.
The content of the invention
Present invention seek to address that drawbacks described above, there is provided it is a kind of can on-line regeneration absorption material the live harmful smoke purification method of resin sand casting.
In order to overcome defect present in background technology, the technical solution adopted for the present invention to solve the technical problems to be：It is a kind of can on-line regeneration absorption material the live harmful smoke purification method of resin sand casting, comprise the following steps：
The first step：Construction can on-line regeneration absorption material the live harmful smoke cleaning treatment system of resin sand casting, it include system automaton and successively resin sand cast and cooling station each produce be provided with harmful smoke point one section of pneumatic hose can any adjustment position harmful smoke fume trap cover, and hand operated air volume regulating valve is provided with the hard airduct of each branch road and pipeline switching valve door is effectively trapped to the harmful smoke of operation area generation；
Second step：A set of dusting device is set on the hard airduct of harmful smoke cleaning treatment system,
The part includes：Source of the gas valve group, quantitative powder transmitter, powder carry pipeline and the mixing arrangement that dusts are sent using compressed air gas source, powder, to being mixed into powder in the harmful smoke that traps, for adsorbing the viscous emplastic of mist of oil contained in harmful smoke etc, it is to avoid hard airduct and smoke filter inwall knot putty dirt；
3rd step：The harmful smoke that system will be trapped after being mixed into powder, by hard airduct send into smoke filter in remove harmful smoke in greasy dirt and dust；
4th step：Harmful smoke is cooled down,
Need to be cooled down into gas cooler by the harmful smoke of filtration, purification, be easy to effective absorptive collection of the adsorbent to organic matter in follow-up A adsorbent equipments and B adsorbent equipments；
5th step：Absorption/on-line regeneration,
Flue gas after cooling is imported in flue gas A adsorption devices or B adsorption devices by turns successively, is respectively absorbed the organic matter in harmful smoke by the adsorbent of A adsorption devices or B adsorption devices, and the pure air after purified treatment is entered in air again by blower fan.According to content of organics situation in harmful smoke, harmful smoke A adsorbent equipments or B adsorbent equipments carry out adsorption operation/regeneration operation and switch according to certain circulation time, by opening steam, dry air, heat-exchange device, pipeline switching valve door and organic matter condensate recycling device, and control program requirement ON/OFF, to realize the alternate cycles operation of harmful smoke A adsorbent equipments and B adsorbent equipment absorption/on-line regenerations.
In a preferred embodiment of the invention, be provided with each harmful smoke trap sites with pneumatic hose can any adjustment position waste gas fume trap cover.
In a preferred embodiment of the invention, hand operated air volume regulating valve and pipeline switching valve door are provided with the hard airduct of each branch road of system.
In a preferred embodiment of the invention, smoke filter top is connected with compressed air gas source and deashing source of the gas.
The beneficial effects of the invention are as follows：Using toward dusting in the harmful smoke for trapping, filtration treatment, using organic matter in adsorbent absorption harmful smoke, and adsorbent equipment timing is regenerated online, the organic matter that absorption material is collected into is reclaimed using condensate recycling device（Or treatment）, harmful smoke cleaning treatment system reliability of operation and stability are effectively ensure that, while also eliminate or reducing occupational hazard and the pollution to environment that harmful smoke in resin sand cast and cooling production process is caused.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is structural representation of the invention.
Specific embodiment
As shown in Figure 1 it is a kind of can on-line regeneration absorption material the live harmful smoke purification method of resin sand casting, comprise the following steps：
The first step：Construction can on-line regeneration absorption material the live harmful smoke cleaning treatment system of resin sand casting, it include system automaton 21 and successively resin sand cast and cooling station each produce be provided with harmful smoke point 1 one section of pneumatic hose 3 can any adjustment position harmful smoke fume trap cover 2, and the harmful smoke of 5 pairs of operation areas generations of hand operated air volume regulating valve 4 and pipeline switching valve door be provided with the hard airduct 6 of each branch road effectively trapped；
Second step：A set of dusting device is set on the hard airduct 6 of harmful smoke cleaning treatment system,
The part includes：Source of the gas valve group 9, quantitative powder transmitter 10, powder carry pipeline 20 and the mixing arrangement 7 that dusts are sent using compressed air gas source 8, powder, to being mixed into powder in the harmful smoke 1 that traps, for adsorbing the viscous emplastic of mist of oil contained in harmful smoke 1 etc, it is to avoid hard airduct 6 and the inwall knot putty of smoke filter 11 dirt；
3rd step：The harmful smoke 1 that system will be trapped after being mixed into powder, by hard airduct 6 send into smoke filter 11 in remove harmful smoke in greasy dirt and dust；
4th step：Harmful smoke is cooled down,
Need to be cooled down into gas cooler 22 by the harmful smoke of filtration, purification, be easy to effective absorptive collection of the adsorbent to organic matter in follow-up A adsorbent equipments 17 and B adsorbent equipments 18；
5th step：Absorption/on-line regeneration,
Flue gas after cooling is imported in flue gas A adsorption devices 17 or B adsorption devices 18 by turns successively, the organic matter in harmful smoke 1 is absorbed by the adsorbent of A adsorption devices 17 or B adsorption devices 18 respectively, the pure air after purified treatment is entered in air again by blower fan 16.According to content of organics situation in harmful smoke 1, harmful smoke A adsorbent equipments 17 or B adsorbent equipments 18 carry out adsorption operation/regeneration operation and switch according to certain circulation time, by opening steam 15, dry air 13, heat-exchange device 14, pipeline switching valve door 5 and organic matter condensate recycling device 19, and control program requirement ON/OFF, to realize that harmful smoke A adsorbent equipments 17 and B adsorbent equipments 18 adsorb the/alternate cycles operation of on-line regeneration.
Be provided with each harmful smoke trap sites 1 with pneumatic hose 3 can any adjustment position waste gas fume trap cover 2, to realize closely trapping pollution sources（Reduce each point waste gas trapping air quantity）, and technological operation is not influenceed.
Hand operated air volume regulating valve 4 and pipeline switching valve door 5 are provided with the hard airduct 6 of each branch road of system, realize that the harmful smoke produced to operation area is effectively trapped, and according to each bypass line switch valve of production operation step ON/OFF（5）Effectively reduce the total blast volume of system（Energy consumption）.
The top of smoke filter 11 is connected with compressed air gas source 8 and deashing source of the gas 12, the dust and impurity that can be cleared up in time in smoke filter.
Claims (4)
1. it is a kind of can on-line regeneration absorption material the live harmful smoke purification method of resin sand casting, it is characterised in that comprise the following steps：
The first step：Construction can on-line regeneration absorption material the live harmful smoke cleaning treatment system of resin sand casting, it includes system automaton（21）Each in resin sand cast and cooling station produces harmful smoke point successively（1）On be provided with one section of pneumatic hose（3）Can any adjustment position harmful smoke fume trap cover（2）, and in the hard airduct of each branch road（6）On be provided with hand operated air volume regulating valve（4）With pipeline switching valve door（5）The harmful smoke that operation area produces effectively is trapped；
Second step：In the hard airduct of harmful smoke cleaning treatment system（6）It is upper that a set of dusting device is set,
The part includes：Using compressed air gas source（8）, powder send source of the gas valve group（9）, quantitative powder transmitter（10）, powder carry pipeline（20）And the mixing arrangement that dusts（7）, to the harmful smoke for trapping（1）In be mixed into powder, for adsorbing harmful smoke（1）In the viscous emplastic of the mist of oil that contains etc, it is to avoid hard airduct（6）And smoke filter（11）Inwall knot putty dirt；
3rd step：The harmful smoke that system will be trapped（1）After being mixed into powder, by hard airduct（6）Feeding smoke filter（11）Greasy dirt and dust in middle removal harmful smoke；
4th step：Harmful smoke is cooled down,
Harmful smoke by filtration, purification need to enter gas cooler（22）Cool down, be easy to follow-up A adsorbent equipments（17）With B adsorbent equipments（18）Effective absorptive collection of the middle adsorbent to organic matter；
5th step：Absorption/on-line regeneration,
Flue gas after cooling is imported flue gas A adsorption devices by turns successively（17）Or B adsorption devices（18）In, respectively by A adsorption devices（17）Or B adsorption devices（18）Adsorbent by harmful smoke（1）In organic matter absorb, the pure air after purified treatment pass through blower fan（16）Again enter in air；According to harmful smoke（1）Middle content of organics situation, harmful smoke A adsorbent equipments（17）Or B adsorbent equipments（18）Adsorption operation/regeneration operation is carried out according to certain circulation time to switch, by opening steam（15）, dry air（13）, heat-exchange device（14）, pipeline switching valve door（5）And organic matter condensate recycling device（19）, and control program requirement ON/OFF, to realize harmful smoke A adsorbent equipments（17）With B adsorbent equipments（18）The alternate cycles operation of absorption/on-line regeneration.
2. according to claim 1 can on-line regeneration absorption material the live harmful smoke purification method of resin sand casting, it is characterised in that each harmful smoke trap sites（1）On be provided with pneumatic hose（3）Can any adjustment position waste gas fume trap cover（2）.
3. according to claim 1 can on-line regeneration absorption material the live harmful smoke purification method of resin sand casting, it is characterised in that in the hard airduct of each branch road of system（6）On be provided with hand operated air volume regulating valve（4）With pipeline switching valve door（5）.
4. according to claim 1 can on-line regeneration absorption material the live harmful smoke purification method of resin sand casting, it is characterised in that：The smoke filter（11）Top is connected with compressed air gas source（8）With deashing source of the gas（12）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510991665.8A CN106914069A (en) | 2015-12-28 | 2015-12-28 | Can on-line regeneration absorption material the live harmful smoke purification method of resin sand casting |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510991665.8A CN106914069A (en) | 2015-12-28 | 2015-12-28 | Can on-line regeneration absorption material the live harmful smoke purification method of resin sand casting |
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| CN106914069A true CN106914069A (en) | 2017-07-04 |
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| CN201510991665.8A Pending CN106914069A (en) | 2015-12-28 | 2015-12-28 | Can on-line regeneration absorption material the live harmful smoke purification method of resin sand casting |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102179116A (en) * | 2011-05-05 | 2011-09-14 | 无锡市西漳环保设备有限公司 | Smoke dedusting device provided with powder-adding device and used for pouring section and cooling section of resin-bonded sand mold |
| CN102225288A (en) * | 2011-05-05 | 2011-10-26 | 无锡市西漳环保设备有限公司 | Flue gas de-dusting process for phenolic sand modeling pouring section and cooling section |
| CN102814099A (en) * | 2012-06-08 | 2012-12-12 | 深圳市科德环保科技有限公司 | Device and method for purifying total volatile organic compounds |
| CN203043840U (en) * | 2012-12-19 | 2013-07-10 | 威海航泰环保设备有限公司 | Smoke treatment device of cremation machine |
| CN203565457U (en) * | 2013-10-29 | 2014-04-30 | 佛山市蓝海石英石材有限公司 | Organic exhaust gas processing device |
| CN103990351A (en) * | 2014-05-31 | 2014-08-20 | 蔡博 | Purification recovery device and technology for volatility organic waste gas |
| CN203790800U (en) * | 2014-02-26 | 2014-08-27 | 深圳市美兆能源环境科技有限公司 | Waste gas purification device with online regenerated adsorbent |
| CN104258688A (en) * | 2014-10-15 | 2015-01-07 | 青岛路博宏业环保技术开发有限公司 | Organic waste gas recovering system and technology |
-
2015
- 2015-12-28 CN CN201510991665.8A patent/CN106914069A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102179116A (en) * | 2011-05-05 | 2011-09-14 | 无锡市西漳环保设备有限公司 | Smoke dedusting device provided with powder-adding device and used for pouring section and cooling section of resin-bonded sand mold |
| CN102225288A (en) * | 2011-05-05 | 2011-10-26 | 无锡市西漳环保设备有限公司 | Flue gas de-dusting process for phenolic sand modeling pouring section and cooling section |
| CN102814099A (en) * | 2012-06-08 | 2012-12-12 | 深圳市科德环保科技有限公司 | Device and method for purifying total volatile organic compounds |
| CN203043840U (en) * | 2012-12-19 | 2013-07-10 | 威海航泰环保设备有限公司 | Smoke treatment device of cremation machine |
| CN203565457U (en) * | 2013-10-29 | 2014-04-30 | 佛山市蓝海石英石材有限公司 | Organic exhaust gas processing device |
| CN203790800U (en) * | 2014-02-26 | 2014-08-27 | 深圳市美兆能源环境科技有限公司 | Waste gas purification device with online regenerated adsorbent |
| CN103990351A (en) * | 2014-05-31 | 2014-08-20 | 蔡博 | Purification recovery device and technology for volatility organic waste gas |
| CN104258688A (en) * | 2014-10-15 | 2015-01-07 | 青岛路博宏业环保技术开发有限公司 | Organic waste gas recovering system and technology |
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Application publication date: 20170704 |
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