CN115487611A - Dust removal tail ash centralized collection system and treatment method - Google Patents
Dust removal tail ash centralized collection system and treatment method Download PDFInfo
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- CN115487611A CN115487611A CN202211345161.5A CN202211345161A CN115487611A CN 115487611 A CN115487611 A CN 115487611A CN 202211345161 A CN202211345161 A CN 202211345161A CN 115487611 A CN115487611 A CN 115487611A
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- ash
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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
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
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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
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/48—Removing dust other than cleaning filters, e.g. by using collecting trays
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
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- Incineration Of Waste (AREA)
Abstract
The invention discloses a dust removal tail ash centralized collection system and a dust removal tail ash centralized collection processing method. The device comprises a bag-type dust collector, wherein a conveying pneumatic pump is arranged at the bottom of the bag-type dust collector and is communicated with a single-point and multi-point ash storage system through a conveying pipeline; the single-multipoint ash storage system comprises a storage bin, a pulse dust removal device is arranged at the top of the storage bin, a vertebral body arch breaking system is arranged at the bottom of the storage bin, a frequency conversion discharger is arranged at the bottom of the vertebral body arch breaking system, and a dust humidifier is arranged at the outlet of the frequency conversion discharger. The invention effectively reduces the labor intensity of ash discharge operation, and is convenient and simple; the multi-point or multi-point conveying and single-point collecting of the original bag-type dust collector are realized, the overall harmony of the equipment is greatly improved, and the environmental pollution caused by secondary dust raising is reduced.
Description
Technical Field
The invention belongs to the technical field of full-mold casting dust removing equipment, and particularly relates to a dust removing tail ash centralized collecting system and a dust removing tail ash centralized collecting processing method.
Background
In the prior art of casting equipment, most of dust collectors are configured by adopting cyclone dust collection, gravity dust collection and the like as configuration schemes for processing dust at the front stage in the field of casting equipment, and then the dust collectors are used for carrying out dust removal at the rear stage through cloth bags, so that the emission requirements of the atmospheric pollution emission standard are met. The bag-type dust removal generally adopts an ash removal mode of discharging from 1 to a plurality of ash discharge openings, and when each ash discharge opening is used for ash removal operation, dust can overflow everywhere (under the normal atmospheric pressure with the air flow rate of 0.4-0.6 m/s and the room temperature of 25 ℃). In a large foundry, the layout of the multi-dedusting system is already the conventional configuration of the process layout, so that the multi-point dedusting mode is also the first choice of the dedusting configuration of the foundry.
Therefore, how to effectively treat the secondary dust emission of multi-point dust removal so as to effectively reduce environmental pollution is a key problem generally faced for a long time.
Disclosure of Invention
The invention aims to solve the defects of the background technology, and provides a centralized collection system and a centralized collection method for dust removal tail ash, which can meet the requirements of multi-point conveying and single-point collection and have no secondary dust emission in the conveying and collecting processes.
The technical scheme adopted by the invention is as follows: a centralized collection system for dust removal tail ash comprises a bag-type dust remover, wherein a conveying pneumatic pump is arranged at the bottom of the bag-type dust remover and ensures normal conveying of materials, and the conveying pneumatic pump is communicated with a single-point and multi-point ash storage system through a conveying pipeline; the single multipoint ash storage system comprises a storage bin, ash materials conveyed from multiple points are collected in a storage bin mode, dust overflows in the storage bin due to the fact that positive pressure is not formed in the storage bin, a pulse dust removal device is arranged at the top of the storage bin, materials in the storage bin are conveyed continuously, a cone body arch breaking system is arranged at the bottom of the storage bin, materials are accumulated and hardened due to the fact that the materials are guaranteed, a frequency conversion discharger is arranged at the bottom of the cone body arch breaking system, secondary dust raising is carried out on the ash materials in the storage bin due to the fact that the materials are guaranteed, and a dust humidifier is arranged at the outlet of the frequency conversion discharger.
The conveying pipeline is internally provided with an airflow accompanying blowing device to ensure that conveyed materials are normal, and the size of an inlet and outlet flange of the conveying pneumatic pump corresponds to the fixed size of a flange of a reserved opening of the bag-type dust collector ash bucket to form a gap.
The size of the space of the inlet section of the conveying pipeline corresponds to the clearance of the conveying pneumatic pump.
The size of the inner hole of the feed bin inlet section corresponds to the diameter of the conveying pipeline with a gap.
And a bag type dust collector charge level indicator is arranged in the bag type dust collector.
And a material level meter of the pneumatic conveying pump is arranged in the pneumatic conveying pump.
A single-point ash storage system material level meter is arranged in the single-point ash storage system, so that materials are guaranteed to inform an operator of discharging materials in time.
A treatment method of a dust removal tail ash centralized collection system comprises the following steps:
s1: the material level meter of the bag type dust collector in the bag type dust collector acts, the conveying pneumatic pump is started, and ash falls into the conveying pneumatic pump;
s2: the material level meter of the conveying pneumatic pump in the conveying pneumatic pump acts to convey ash materials to a storage bin of a single-point and multi-point ash storage system through a conveying pipeline, wherein multi-point dust removal can be carried out by a plurality of conveying pneumatic pumps;
s3: the single-multipoint ash storage system in the single-multipoint ash storage system is used for loading materials, a variable-frequency discharger at the bottom of a storage bin is used for uniformly distributing the materials, and a dust humidifier at the bottom of the variable-frequency discharger is used for realizing the condensation state of the two dust blocks and uniformly discharging the materials;
s4: the bottom sets up ton bag and evenly connects the material, and artifical periodic cleaning transports ton bag.
The single-point and multi-point ash storage system is an integration of single-point or multi-point ash storage systems.
The invention effectively reduces the labor intensity of ash discharge operation, and is convenient and simple; the multi-point or multi-point conveying and single-point collecting of the original bag-type dust collector are realized, the overall harmony of the equipment is greatly improved, and the environmental pollution caused by secondary dust raising is reduced.
Drawings
FIG. 1 is a schematic diagram of the system architecture of the present invention;
FIG. 2 is a schematic view of the structure of the delivery conduit of the present invention;
FIG. 3 is a front view of a single multi-drop gray storage system state;
FIG. 4 is a side view of a single multi-point ash storage system in a state;
in the figure: 1-bag dust collector; 2-a cloth bag type dust collector level indicator; 3-conveying the pneumatic pump; 4-conveying pneumatic pump level indicator; 5-a conveying pipeline; 6-an air flow accompanying blowing device; 7-a pulse dust removal device; 8-a vertebral arch breaking system; 9-a variable frequency discharger; 10-a dust humidifier; 11-ton bag; 12-single multipoint ash storage system level gauge; 13-a storage bin.
Detailed Description
The invention will be further described in detail with reference to the following drawings and specific examples, which are not intended to limit the invention, but are for clear understanding.
As shown in fig. 1-4, the dust-removing tail ash centralized collection system comprises a bag-type dust remover 1, wherein a conveying pneumatic pump 3 is arranged at the bottom of the bag-type dust remover 1, the conveying pneumatic pump ensures normal conveying of materials, and the conveying pneumatic pump 3 is communicated with a single-point and multi-point ash storage system through a conveying pipeline 5; the single multipoint ash storage system comprises a storage bin 13, the ash materials conveyed from multiple points are collected in a storage bin form, dust overflows in the storage bin due to the fact that positive pressure is not formed in the storage bin, a pulse dust removal device 7 is arranged at the top of the storage bin 13, materials are conveyed continuously in the storage bin due to the fact that the materials are guaranteed, a vertebral body arch breaking system 8 is arranged at the bottom of the storage bin 13, hardening is achieved due to accumulation of the materials, a frequency conversion discharger 9 is arranged at the bottom of the vertebral body breaking system 8, secondary dust raising is carried out on the ash materials in the storage bin due to the fact that the frequency conversion discharger 9 is provided with a dust humidifier 10.
An air flow accompanying and blowing device 6 is arranged in the conveying pipeline 5 to ensure that the conveyed materials are normal, and the size of an inlet and outlet flange of the conveying pneumatic pump 3 corresponds to the fixed size of a flange of a reserved opening of an ash bucket of the bag-type dust collector 1.
The size of the space of the inlet section of the conveying pipeline 5 corresponds to the clearance of the conveying pneumatic pump 3.
The size of the inner hole of the inlet section of the storage bin 13 corresponds to the diameter of the conveying pipeline 5 with a clearance.
A cloth bag type dust collector material level indicator 2 is arranged in the cloth bag type dust collector 1.
A material level meter 4 of the conveying pneumatic pump is arranged in the conveying pneumatic pump 3.
A single-multi-point ash storage system material level meter 12 is arranged in the single-multi-point ash storage system, so that materials are guaranteed to inform an operator of discharging materials in time.
A treatment method of a dust removal tail ash centralized collection system comprises the following steps:
s1: a bag type dust collector material level indicator 2 in a bag type dust collector 1 acts, a conveying pneumatic pump 3 is started, and ash falls into the conveying pneumatic pump 3;
s2: a material level meter 4 of the conveying pneumatic pump in the conveying pneumatic pump 3 acts to convey ash materials to a storage bin 13 of a single-point and multi-point ash storage system through a conveying pipeline 5, wherein multi-point dust removal can be carried out by a plurality of conveying pneumatic pumps 3;
s3: the single-multipoint ash storage system in the single-multipoint ash storage system is moved at a loading position 12, a variable frequency discharger 9 at the bottom of a bin 13 is used for uniformly distributing materials, a dust humidifier 10 at the bottom of the variable frequency discharger 9 is used for realizing the condensation state of two dust blocks, and the materials are uniformly discharged;
s4: the bottom is provided with ton bags 11 for evenly receiving materials, and the ton bags 11 are cleaned and conveyed manually at regular intervals.
The invention discloses a dust removal tail ash centralized collection system and a treatment method.
Those not described in detail in this specification are within the skill of the art.
Claims (9)
1. The utility model provides a collection system is concentrated to dust removal tail ash, includes sack cleaner (1), its characterized in that: the bottom of the bag-type dust collector (1) is provided with a conveying pneumatic pump (3), and the conveying pneumatic pump (3) is communicated with a single-point and multi-point dust storage system through a conveying pipeline (5); the single-multipoint ash storage system comprises a storage bin (13), wherein a pulse dust removal device (7) is arranged at the top of the storage bin (13), a vertebral body arch breaking system (8) is arranged at the bottom of the storage bin (13), a frequency conversion discharger (9) is arranged at the bottom of the vertebral body arch breaking system (8), and a dust humidifier (10) is arranged at the outlet of the frequency conversion discharger (9).
2. The dust removal tail ash centralized collection system of claim 1, wherein: an airflow accompanying and blowing device (6) is arranged in the conveying pipeline (5).
3. The dust removal tail ash centralized collection system of claim 1, wherein: the size of the inlet and outlet flange of the conveying pneumatic pump (3) corresponds to the fixed size of the flange of the ash bucket reserved opening of the bag-type dust collector (1) with a gap.
4. The dust removal tail ash centralized collection system of claim 1, wherein: the size of the space of the inlet section of the conveying pipeline (5) corresponds to the size of the gap of the conveying pneumatic pump (3).
5. The dust removal tail ash centralized collection system of claim 1, wherein: the size of an inner hole of the inlet section of the storage bin (13) corresponds to the diameter of the conveying pipeline (5) in a clearance mode.
6. The dust removal tail ash centralized collection system of claim 1, wherein: a cloth bag type dust collector material level meter (2) is arranged in the cloth bag type dust collector (1).
7. The dust removal tail ash centralized collection system of claim 1, wherein: and a material level meter (4) of the pneumatic conveying pump is arranged in the pneumatic conveying pump (3).
8. The dust removal tail ash centralized collection system of claim 1, wherein: a single-multi-point ash storage system level gauge (12) is arranged in the single-multi-point ash storage system.
9. The processing method of the dust removal tail ash centralized collection system according to claim 1, characterized in that: the method comprises the following steps:
s1: a bag type dust collector material level indicator (2) in the bag type dust collector (1) acts, a conveying pneumatic pump (3) is started, and ash falls into the conveying pneumatic pump (3);
s2: a conveying pneumatic pump material level meter (4) in the conveying pneumatic pump (3) acts to convey ash materials to a storage bin (13) of a single-point and multi-point ash storage system through a conveying pipeline (5), wherein multi-point dust removal can be carried out through the conveying pneumatic pump (3);
s3: the single-multipoint ash storage system in the single-multipoint ash storage system is provided with a material loading position (12) to act, a variable frequency discharger (9) at the bottom of a material bin (13) is used for uniformly distributing materials, and a dust humidifier (10) at the bottom of the variable frequency discharger (9) is used for realizing the condensation state of two dust blocks and uniformly discharging;
s4: the bottom is provided with ton bags (11) for evenly receiving materials, and the ton bags (11) are cleaned and conveyed manually at regular intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211345161.5A CN115487611A (en) | 2022-10-31 | 2022-10-31 | Dust removal tail ash centralized collection system and treatment method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211345161.5A CN115487611A (en) | 2022-10-31 | 2022-10-31 | Dust removal tail ash centralized collection system and treatment method |
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| CN115487611A true CN115487611A (en) | 2022-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211345161.5A Pending CN115487611A (en) | 2022-10-31 | 2022-10-31 | Dust removal tail ash centralized collection system and treatment method |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202297640U (en) * | 2011-10-21 | 2012-07-04 | 中冶南方工程技术有限公司 | Pneumatic multi-stage conveying system for blast furnace gas ash |
| CN205187388U (en) * | 2015-10-24 | 2016-04-27 | 孙振坤 | Automatic feeding system for powder materials on vacuum condition |
| CN205463531U (en) * | 2016-04-11 | 2016-08-17 | 江阴市高达输送机械科技有限公司 | Recycle system is concentrated to dust remover dust |
| CN114620490A (en) * | 2022-02-22 | 2022-06-14 | 中国电建集团西北勘测设计研究院有限公司 | Dust removal system and method for processing sandstone aggregate by using low-pressure pneumatic continuous conveying pump |
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2022
- 2022-10-31 CN CN202211345161.5A patent/CN115487611A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202297640U (en) * | 2011-10-21 | 2012-07-04 | 中冶南方工程技术有限公司 | Pneumatic multi-stage conveying system for blast furnace gas ash |
| CN205187388U (en) * | 2015-10-24 | 2016-04-27 | 孙振坤 | Automatic feeding system for powder materials on vacuum condition |
| CN205463531U (en) * | 2016-04-11 | 2016-08-17 | 江阴市高达输送机械科技有限公司 | Recycle system is concentrated to dust remover dust |
| CN114620490A (en) * | 2022-02-22 | 2022-06-14 | 中国电建集团西北勘测设计研究院有限公司 | Dust removal system and method for processing sandstone aggregate by using low-pressure pneumatic continuous conveying pump |
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