CN103410553A - Dedusting device for coal mine safety - Google Patents
Dedusting device for coal mine safety Download PDFInfo
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- CN103410553A CN103410553A CN2013103881073A CN201310388107A CN103410553A CN 103410553 A CN103410553 A CN 103410553A CN 2013103881073 A CN2013103881073 A CN 2013103881073A CN 201310388107 A CN201310388107 A CN 201310388107A CN 103410553 A CN103410553 A CN 103410553A
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Abstract
The invention discloses a dedusting device for coal mine safety. The dedusting device comprises a fan, a shell, an adsorption filtering part, a water vapor dedusting part, a bag-type dedusting part and a dust inlet, wherein the water vapor dedusting part, the bag-type dedusting part, the fan and the adsorption filtering part are sequentially arranged behind the dust inlet, the shell is located on the outer side of the whole dedusting device, dust particles of various particle sizes are eliminated in sequence, coal mine safety is guaranteed, and the working gas environment of coal mine workers is optimized.
Description
Technical field
The present invention relates to the safety of coal mines field, be specifically related to the safety of coal mines dust arrester.
Background technology
In colliery, there is huge hidden danger in the existence of dust for safety of coal mines, in order to meet the needs of safety of coal mines, meet at present safety standard colliery be provided be used to guaranteeing the dust arrester of safety of coal mines.
Current dedusting and ventilation equipment great majority adopt that to take water be main wet dust collection technology, for example: sprinkle water and spray, water curtain, depositing dust, pulse blowing bag type cleaner, electrostatic precipitation etc.Wet dust removal is because small volume, and simple equipment cost is low and generally adopt.But the processing air quantity of wet dust removal is little, and atomization is bad, and efficiency of dust collection is not high.And water smoke affects sight line, the sewage of discharge impact construction and scarfing cinder transportation.And electrostatic precipitation has super-pressure static, practical in moist tunnel construction environment have certain danger, and floor space is relatively large.It is filtrate that the pulse blowing bag type cleaner generally adopts the cloth-bag type filter bag, and spray dust very easily amasss in the filter bag surface and is not easy to peel off, and causes that the filtrate air penetrability descends, even and if adopt the pulse jet purging system, deashing is still thorough not in the tunnel wet environment.And, to containing pocket type filtrate in the ELECTROSTATIC DUST environment, be difficult to process ELECTROSTATIC DUST detonation problem, indivedual places also adopt common antistatic filter assemblies ground connection to use for this reason, but the whole surface of filter cylinder is covered with the conductive black slurry, cause dust granules very easily to stick on conductive black slurry coating, make strainer interior blocked filtrate of very short time short application life, air penetrability is little, pressure drop is large, and filter effect is general.And in industrial cleaner design, considered seldom in the past that the moisture contained in dust is processed and the pretreatment system of big dust particle, had very large drawback under large suction function.
Summary of the invention
The object of the invention is to propose a kind of safety of coal mines dust arrester;
For reaching this purpose, the present invention by the following technical solutions:
A kind of safety of coal mines dust arrester, described dust arrester comprise blower fan, housing, adsorption filtration parts, steam dedusting parts, bag-type dust parts and dust inlet,
From steam dedusting parts, bag-type dust parts, blower fan and the adsorption filtration parts of arranging successively after dust inlet, described housing is positioned at the whole dust arrester outside;
Described steam dedusting parts will be for carrying out the steam rough dusting from the dust that dust inlet is collected dust arrester;
Described bag-type dust parts carry out bag-type dust for the grit that will still be present in gas after steam dedusting parts are processed;
Described blower fan is for being drawn into the dusty gas of environment in dust arrester;
Described adsorption filtration parts will flow through the less grit of particle diameter remaining in the gas after sack cleaner and carry out degree of depth dedusting;
The filter membrane of described adsorption filtration parts is layer structure, skin, nexine and intermediate layer, consists of respectively, and described intermediate layer comprises the filtration stratum reticulare; The second immobilized nano titanium oxide filter mesh layer that described filtration stratum reticulare comprises the first cellular photocatalyst filtering net layer, is positioned at the first immobilized nano titanium oxide filter mesh layer of described cellular photocatalyst filtering net layer one side, is positioned at the second cellular photocatalyst filtering net layer of the described first immobilized nano titanium oxide filter mesh layer opposite side and is positioned at the described second cellular photocatalyst filtering net layer opposite side, the aperture of the described first cellular photocatalyst filtering net layer is 0.8 ~ 1mm, and thickness is 0.5 ~ 0.8mm; The aperture of the second cellular photocatalyst filtering net layer is 0.68 ~ 0.96mm, and thickness is 0.6 ~ 0.9mm; In the matrix of the described first immobilized nano titanium oxide filter mesh layer, the volume content of active carbon is 52 ~ 63%, and the ultramicrofine nanometer titanium dioxide layer of absorbent charcoal based surface plating, nanometer titanium dioxide layer adopt the CVD method to carry out plating; In the matrix of the described second immobilized nano titanium oxide filter mesh layer, the volume content of active peptide is 66 ~ 68%, and the ultramicrofine nanometer titanium dioxide layer of absorbent charcoal based surface plating, nanometer titanium dioxide layer adopt the CVD method to carry out plating; The opposite side of the described second immobilized nano titanium oxide filter mesh layer also is provided with static electret fleece, and described static electret fleece is for passing through the static electret fleece of polypropylene modification.
As preferably, the fibroreticulate thickness of described static electret is 180 ~ 320 μ m; Described cellular photocatalyst filtering net layer is aluminium matter cellular material.
As preferably, described steam dedusting components interior has and the ventilating water pipe that contains dusty gas and be arranged in parallel, and on described ventilating water pipe, nozzle is set.
As preferably, described steam dedusting components interior has and two groups of ventilating water pipes that contain dusty gas and be arranged in parallel, and 5 nozzles are set on every group of described ventilating water pipe.
As preferably, described dust inlet inside is provided with nozzle, and described nozzle is towards the gas water spray that contains dust.
As preferably, the filter membrane of described adsorption filtration parts is perpendicular to the flow direction setting that contains dusty gas.
As preferably, described dust arrester also is provided with gas vent.
As preferably, the described adsorption filtration parts of described dust arrester rear side also is provided with antistatic filter cylinder, it is base material that described antistatic filter cylinder adopts polyether sulfone materials, the conductive carbon black wash is printed on to the two sides of described base material with hot absorbing process with grid formation formula, and makes grid direction and machine direction be miter angle.
As preferably, described dust arrester is at the online detection alarm device of dust inlet arranged outside gas.
As preferably, described blower fan, adsorption filtration parts, steam dedusting parts and bag-type dust parts all arrange automaton, for according to the online detection alarm device of gas or manual command, controlling blower fan, adsorption filtration parts, the nozzle of steam dedusting parts and the opening and closing of bag-type dust parts.
Effect of the present invention is:
By setting, have the adsorption filtration parts of particular filter film, thereby strengthened greatly dust removing effects, undertaken collecting and remove be difficult to the small dust of removing in the past, not only ensured safety of coal mines but also make integrated environment under ore deposit improve.And the filter membrane extraction property of adsorption filtration parts is set, when grit more more (while as drilling rod, working), open steam dedusting parts, and nozzle is set and has high hydraulic pressure, at this moment by steam dedusting parts, namely can significantly remove grit, the bag-type dust parts are used in conjunction with, and filter membrane is extracted, and avoid dirt mud to stop up filter membrane; And, when daily work, do not open steam dedusting parts or nozzle and be set to low hydraulic pressure atomize, thereby the safety of assurance working environment and dustless.
Antistatic filter cylinder is set, and makes grid direction and machine direction be 45 ~ 49 degree angles, guaranteed the demand destaticed in the ore deposit, cause by static due to a lot of dangerous in ore deposit, thus by by pit gas by antistatic filter cylinder, avoided producing the danger of static; Specifically it is configured such that to grid direction and machine direction are 45 ~ 49 degree angle, especially miter angles, the discovery that the applicant is surprised, unusual good of its technique effect.
The accompanying drawing explanation
Fig. 1 is the safety of coal mines of the present invention dust arrester schematic diagram of embodiment 1;
Fig. 2 is the layer structure schematic diagram of the filter membrane of adsorption filtration parts;
Wherein: 1, dust inlet; 2, housing; 3, steam dedusting parts; 4 bag-type dust parts; 5, blower fan; 6, the adsorption filtration parts; 7, gas vent; 8, the nozzle at dust inlet place; 9, the nozzle of steam dedusting parts downside ventilating water pipe; 10, the nozzle of steam dedusting parts upside ventilating water pipe; 11, the filter membrane of adsorption filtration parts; 12, the first cellular photocatalyst filtering net layers; 13, the first immobilized nano titanium oxide filter mesh layers; 14, the second cellular photocatalyst filtering net layers; 15, the second immobilized nano titanium oxide filter mesh layers.
The specific embodiment
Embodiment 1
As shown in Figure 1, be the safety of coal mines dust arrester of the present invention of routine work state, described dust arrester comprises blower fan, housing, adsorption filtration parts, steam dedusting parts, bag-type dust parts and dust inlet;
From steam dedusting parts, bag-type dust parts, blower fan and the adsorption filtration parts of arranging successively after dust inlet, described housing is positioned at the whole dust arrester outside;
Described steam dedusting parts will be for carrying out the steam rough dusting from the dust that dust inlet is collected dust arrester; Described bag-type dust parts carry out bag-type dust for the grit that will still be present in gas after steam dedusting parts are processed;
Described blower fan is for being drawn into the dusty gas of environment in dust arrester, and blower fan is roots blower;
Described adsorption filtration parts will flow through the less grit of particle diameter remaining in the gas after sack cleaner and carry out degree of depth dedusting.
The filter membrane of described adsorption filtration parts is layer structure, skin, nexine and intermediate layer, consists of respectively, and described intermediate layer comprises the filtration stratum reticulare; The second immobilized nano titanium oxide filter mesh layer that described filtration stratum reticulare comprises the first cellular photocatalyst filtering net layer, is positioned at the first immobilized nano titanium oxide filter mesh layer of described cellular photocatalyst filtering net layer one side, is positioned at the second cellular photocatalyst filtering net layer of the described first immobilized nano titanium oxide filter mesh layer opposite side and is positioned at the described second cellular photocatalyst filtering net layer opposite side, the aperture of the described first cellular photocatalyst filtering net layer is 0.9mm, and thickness is 0.7mm; The aperture of the second cellular photocatalyst filtering net layer is 0.82mm, and thickness is 0.75mm; In the matrix of the described first immobilized nano titanium oxide filter mesh layer, the volume content of active carbon is 58%, and the ultramicrofine nanometer titanium dioxide layer of absorbent charcoal based surface plating, nanometer titanium dioxide layer adopt the CVD method to carry out plating; In the matrix of the described second immobilized nano titanium oxide filter mesh layer, the volume content of active peptide is 67%, and the ultramicrofine nanometer titanium dioxide layer of absorbent charcoal based surface plating, nanometer titanium dioxide layer adopt the CVD method to carry out plating; The opposite side of the described second immobilized nano titanium oxide filter mesh layer also is provided with static electret fleece, and described static electret fleece is for passing through the static electret fleece of polypropylene modification; The fibroreticulate thickness of described static electret is 280 μ m; Described cellular photocatalyst filtering net layer is aluminium matter cellular material; The filter membrane arranged outside metal framework of described adsorption filtration parts, for fixing described filter membrane;
Antistatic filter cylinder also is set thereafter, and it is base material that described antistatic filter cylinder adopts polyether sulfone materials, and the conductive carbon black wash is printed on to the two sides of described base material with hot absorbing process with grid formation formula, and makes grid direction and machine direction be 48 degree angles.
Described steam dedusting components interior has and the ventilating water pipe that contains dusty gas and be arranged in parallel, and described ventilating water pipe is upper and lower two, and top plumbing nozzle is set to Jet with downward flow direction water smoke, and following install pipeline is water spray upwards.Comprising the equal low pressure atomizing of all nozzles on dust inlet and ventilating water pipe, it act as preliminary depositing dust and moistening grit; Also has gas vent.Described dust arrester is at the online detection alarm device of dust inlet arranged outside gas.The action used of the present embodiment is manually to control.
Dust under the routine work state of processing by the present embodiment, meet the dust requirement of safety of coal mines far away, can reach the dust of outdoor breathing up to standard, both guaranteed safety of coal mines, guaranteed again the working environment in colliery, workman's breathing environment of working under ore deposit has been improved; In order further guaranteeing, safety of coal mines also to be provided with the device that prevents generation of static electricity simultaneously, further to have eliminated safety of coal mines hidden danger.
Embodiment 2:
Creep into the safety of coal mines dust arrester of the present invention of state, described dust arrester comprises blower fan, housing, adsorption filtration parts, steam dedusting parts, bag-type dust parts and dust inlet;
From steam dedusting parts, bag-type dust parts, blower fan and the adsorption filtration parts of arranging successively after dust inlet, described housing is positioned at the whole dust arrester outside;
Described steam dedusting parts will be for carrying out the steam rough dusting from the dust that dust inlet is collected dust arrester; Described bag-type dust parts carry out bag-type dust for the grit that will still be present in gas after steam dedusting parts are processed;
Described blower fan is for the dusty gas of environment is drawn in dust arrester, and blower fan is for strengthening the strengthening blower fan of version;
Described adsorption filtration parts will flow through the less grit of particle diameter remaining in the gas after sack cleaner and carry out degree of depth dedusting.
The filter membrane of described adsorption filtration parts is layer structure, and the filter membrane arranged outside metal framework of described adsorption filtration parts, for fixing described filter membrane; By electric device, metal framework is upwards mentioned, and be flat on the accommodating place outside shell, prevent that grit from covering;
Antistatic filter cylinder also is set thereafter, and it is base material that described antistatic filter cylinder adopts polyether sulfone materials, the conductive carbon black wash is printed on to the two sides of described base material with hot absorbing process with grid formation formula, and makes grid direction and machine direction be miter angle.
Described steam dedusting components interior has and the ventilating water pipe that contains dusty gas and be arranged in parallel, and described ventilating water pipe is upper and lower two, and top plumbing nozzle is set to Jet with downward flow direction water smoke, and following install pipeline is water spray upwards.Comprising all nozzles on dust inlet and ventilating water pipe, all spray water with high pressure, it act as depositing dust and moistening grit; Also has gas vent.Described dust arrester is at the online detection alarm device of dust inlet arranged outside gas.The action used of the present embodiment is electronic automatic control.
By what the present embodiment was processed, creep into the dust under duty, meet the dust requirement of safety of coal mines far away, eliminated safety of coal mines hidden danger, owing to now working, be in larger dynamic behavior, the enforcement of workman by dust mask the clean of gas that ensure respiration.
Embodiment 3:
The filter membrane of described adsorption filtration parts as shown in Figure 2 is layer structure, skin, nexine and intermediate layer, consists of respectively, and described intermediate layer comprises the filtration stratum reticulare; The second immobilized nano titanium oxide filter mesh layer that described filtration stratum reticulare comprises the first cellular photocatalyst filtering net layer, is positioned at the first immobilized nano titanium oxide filter mesh layer of described cellular photocatalyst filtering net layer one side, is positioned at the second cellular photocatalyst filtering net layer of the described first immobilized nano titanium oxide filter mesh layer opposite side and is positioned at the described second cellular photocatalyst filtering net layer opposite side, the aperture of the described first cellular photocatalyst filtering net layer is 0.98mm, and thickness is 0.88mm; The aperture of the second cellular photocatalyst filtering net layer is 0.79mm, and thickness is 0.89mm; In the matrix of the described first immobilized nano titanium oxide filter mesh layer, the volume content of active carbon is 62%, and the ultramicrofine nanometer titanium dioxide layer of absorbent charcoal based surface plating, nanometer titanium dioxide layer adopt the CVD method to carry out plating; In the matrix of the described second immobilized nano titanium oxide filter mesh layer, the volume content of active peptide is 67.5%, and the ultramicrofine nanometer titanium dioxide layer of absorbent charcoal based surface plating, nanometer titanium dioxide layer adopt the CVD method to carry out plating; The opposite side of the described second immobilized nano titanium oxide filter mesh layer also is provided with static electret fleece, and described static electret fleece is for passing through the static electret fleece of polypropylene modification; The filter membrane arranged outside metal framework of described adsorption filtration parts, for fixing described filter membrane, described metal framework is blade inserting, thereby when not needing the filter membrane of adsorption filtration parts, directly described metal framework inserted sheet is pulled up, thereby make the gas of processing not pass through described filter membrane.The fibroreticulate thickness of described static electret is 305 μ m; Described cellular photocatalyst filtering net layer is aluminium matter cellular material.
By above-mentioned setting, can remove as much as possible the dust granules under ore deposit, can be so that under ore deposit, working environment reaches outdoor breathe air standard.
Simultaneously, mine dust removing device of the present invention is except guaranteeing also to be applicable to working environment under other ore deposits its safety for colliery.
Claims (10)
1. safety of coal mines dust arrester, described dust arrester comprises blower fan, housing, adsorption filtration parts, steam dedusting parts, bag-type dust parts and dust inlet, it is characterized in that:
From steam dedusting parts, bag-type dust parts, blower fan and the adsorption filtration parts of arranging successively after dust inlet, described housing is positioned at the whole dust arrester outside;
Described steam dedusting parts will be for carrying out the steam rough dusting from the dust that dust inlet is collected dust arrester;
Described bag-type dust parts carry out bag-type dust for the grit that will still be present in gas after steam dedusting parts are processed;
Described blower fan is for being drawn into the dusty gas of environment in dust arrester;
Described adsorption filtration parts will flow through the less grit of particle diameter remaining in the gas after sack cleaner and carry out degree of depth dedusting;
The filter membrane of described adsorption filtration parts is layer structure, skin, nexine and intermediate layer, consists of respectively, and described intermediate layer comprises the filtration stratum reticulare; The second immobilized nano titanium oxide filter mesh layer that described filtration stratum reticulare comprises the first cellular photocatalyst filtering net layer, is positioned at the first immobilized nano titanium oxide filter mesh layer of described cellular photocatalyst filtering net layer one side, is positioned at the second cellular photocatalyst filtering net layer of the described first immobilized nano titanium oxide filter mesh layer opposite side and is positioned at the described second cellular photocatalyst filtering net layer opposite side, the aperture of the described first cellular photocatalyst filtering net layer is 0.8 ~ 1mm, and thickness is 0.5 ~ 0.8mm; The aperture of the second cellular photocatalyst filtering net layer is 0.68 ~ 0.96mm, and thickness is 0.6 ~ 0.9mm; In the matrix of the described first immobilized nano titanium oxide filter mesh layer, the volume content of active carbon is 52 ~ 63%, and the ultramicrofine nanometer titanium dioxide layer of absorbent charcoal based surface plating, nanometer titanium dioxide layer adopt the CVD method to carry out plating; In the matrix of the described second immobilized nano titanium oxide filter mesh layer, the volume content of active peptide is 66 ~ 68%, and the ultramicrofine nanometer titanium dioxide layer of absorbent charcoal based surface plating, nanometer titanium dioxide layer adopt the CVD method to carry out plating; The opposite side of the described second immobilized nano titanium oxide filter mesh layer also is provided with static electret fleece, and described static electret fleece is for passing through the static electret fleece of polypropylene modification;
The filter membrane arranged outside metal framework of described adsorption filtration parts, for fixing described filter membrane, described metal framework is blade inserting, thereby when not needing the filter membrane of adsorption filtration parts, directly described metal framework inserted sheet is pulled up, thereby make the gas of processing not pass through described filter membrane.
2. safety of coal mines dust arrester according to claim 1, is characterized in that, the fibroreticulate thickness of described static electret is 180 ~ 320 μ m; Described cellular photocatalyst filtering net layer is aluminium matter cellular material.
3. safety of coal mines dust arrester according to claim 1, is characterized in that, described aqueous vapor dedusting components interior has and the ventilating water pipe that contains dusty gas and be arranged in parallel, and on described ventilating water pipe, nozzle is set.
4. safety of coal mines dust arrester according to claim 3, is characterized in that, described steam dedusting components interior has and two groups of ventilating water pipes that contain dusty gas and be arranged in parallel, and 5 nozzles are set on every group of described ventilating water pipe.
5. safety of coal mines dust arrester according to claim 1, is characterized in that, described dust inlet inside is provided with nozzle, and described nozzle is towards the gas water spray that contains dust.
6. safety of coal mines dust arrester according to claim 1, is characterized in that, the filter membrane of described adsorption filtration parts is perpendicular to the flow direction setting that contains dusty gas.
7. safety of coal mines dust arrester according to claim 1, is characterized in that, described dust arrester also is provided with gas vent.
8. safety of coal mines dust arrester according to claim 1, it is characterized in that, the described adsorption filtration parts of described dust arrester rear side also is provided with antistatic filter cylinder, it is base material that described antistatic filter cylinder adopts polyether sulfone materials, the conductive carbon black wash is printed on to the two sides of described base material with hot absorbing process with grid formation formula, and makes grid direction and machine direction be 45 ~ 49 degree angles.
9. safety of coal mines dust arrester according to claim 1, is characterized in that, described dust arrester is at the online detection alarm device of dust inlet arranged outside gas.
10. safety of coal mines dust arrester according to claim 9, it is characterized in that, described blower fan, adsorption filtration parts, steam dedusting parts and bag-type dust parts all arrange automaton, for according to the online detection alarm device of gas or manual command, controlling blower fan, adsorption filtration parts, the nozzle of steam dedusting parts and the opening and closing of bag-type dust parts.
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| CN201310388107.3A CN103410553B (en) | 2013-09-01 | 2013-09-01 | Safety of coal mines dust arrester |
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| CN201310388107.3A CN103410553B (en) | 2013-09-01 | 2013-09-01 | Safety of coal mines dust arrester |
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| CN103410553B CN103410553B (en) | 2016-01-20 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105179003A (en) * | 2015-10-29 | 2015-12-23 | 扬中市南方矿用电器有限公司 | Novel wet dust collector for mine |
| CN105484904A (en) * | 2015-10-15 | 2016-04-13 | 常州市鹰皇冠进出口有限公司 | Air purifying device for diesel engine |
| CN107091110A (en) * | 2017-06-18 | 2017-08-25 | 山西大森林环保科技有限公司 | A kind of dust removing down-hole of coal mine device |
| CN107638131A (en) * | 2017-09-11 | 2018-01-30 | 太仓迭世信息科技有限公司 | A kind of intelligent except mite dust exhaust apparatus for reducing secondary pollution |
| CN111608718A (en) * | 2020-06-04 | 2020-09-01 | 王凤明 | An integrated dust reduction and purification device for underground coal mines |
| CN113074019A (en) * | 2021-04-27 | 2021-07-06 | 重庆工程职业技术学院 | Automatic cruise dust removal robot for coal mine and control method thereof |
| CN113137269A (en) * | 2021-05-25 | 2021-07-20 | 重庆工程职业技术学院 | Extended diversion type mine gas accelerated discharge system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105484904A (en) * | 2015-10-15 | 2016-04-13 | 常州市鹰皇冠进出口有限公司 | Air purifying device for diesel engine |
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| CN111608718A (en) * | 2020-06-04 | 2020-09-01 | 王凤明 | An integrated dust reduction and purification device for underground coal mines |
| CN111608718B (en) * | 2020-06-04 | 2022-06-14 | 府谷县中联矿业有限公司 | Integrated dust-settling and purifying device for underground coal mine |
| CN113074019A (en) * | 2021-04-27 | 2021-07-06 | 重庆工程职业技术学院 | Automatic cruise dust removal robot for coal mine and control method thereof |
| CN113137269A (en) * | 2021-05-25 | 2021-07-20 | 重庆工程职业技术学院 | Extended diversion type mine gas accelerated discharge system |
| CN113137269B (en) * | 2021-05-25 | 2022-09-13 | 重庆工程职业技术学院 | Extended diversion type mine gas accelerated discharge system |
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| CN103410553B (en) | 2016-01-20 |
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Owner name: JINING YUNSHENG ENERGY TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: WANG WENJIAO Effective date: 20150828 Owner name: ZOUCHENG CHUANGTUO MINING EQUIPMENT CO., LTD. Effective date: 20150828 |
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