CN204233925U - A kind of foam bumpy flow blower fan dedusting treater - Google Patents

A kind of foam bumpy flow blower fan dedusting treater Download PDF

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Publication number
CN204233925U
CN204233925U CN201420673419.9U CN201420673419U CN204233925U CN 204233925 U CN204233925 U CN 204233925U CN 201420673419 U CN201420673419 U CN 201420673419U CN 204233925 U CN204233925 U CN 204233925U
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CN
China
Prior art keywords
foam
dedusting
fan
swirl vane
dust
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Withdrawn - After Issue
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CN201420673419.9U
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Chinese (zh)
Inventor
聂文
程卫民
周刚
崔向飞
马骁
马有营
薛娇
王昊
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Shandong University of Science and Technology
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Shandong University of Science and Technology
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Abstract

The utility model discloses a kind of foam bumpy flow blower fan dedusting treater, it apparatus for spray of foam of air inlet comprising foam-making apparatus, dedusting fan, dedusting demist treating apparatus and be arranged on dedusting fan.The principle that it utilizes foam dust-removing, the helical airflow of High Rotation Speed dewaters demist and eddy flow centrifugal dehydration, has carried out efficient separation to the dirt aqueous mixtures in air-flow.And by the filter structure that dedusting demist treating apparatus is special, distinguished and admirable formation eddy current is rotated, filter screen forms viscosity liquid film, further strong adsorption dust, to realize the efficient separation of dirt aqueous mixtures, thus reach multistage dust-laying effect.Efficiency of dust collection of the present utility model can reach more than 99%, and respirable dust efficiency of dust collection can reach 95%, and process maximum quantity of wind can reach 900m 3/ min, distinguished and admirable dustless clean without mist after process, ensure downhole safety production operation environment.

Description

A kind of foam bumpy flow blower fan dedusting treater
Technical field
The utility model relates to a kind of dedusting fan, particularly relates to a kind of foam bumpy flow blower fan dedusting treater.
Background technology
Along with the raising of mechanization production level in mining production process, each operating point dust-producing amount of mine sharply increases, the serious threat safety in production of mine and the healthy of worker.
In prior art, generally adopt and take out dirt purification techniques, namely by dedusting fan, dirt is taken out to channel of coal mining working surface dust, then arrange outward after purified treatment.
The key equipment taking out dirt purification techniques is dedusting fan, and under the concrete operating mode of underground coal mine, dedusting fan should maintain larger process air quantity, ensures higher efficiency of dust collection again, ensures normal working environment at coal mines simultaneously.
But, existing dedusting fan is in the dedusting course of work, due to the restriction of himself designing technique, efficiency of dust collection and process air quantity and the many-side such as to guarantee safe production can not be made overall plans, and original every technical concept can not meet the control dust removal requirement of each large mine reality of current China.
Therefore, in order to improve dustfall efficiency, ensure process air quantity, ensure normal working face operating environment simultaneously, meet the requirement of present stage downhole safety production, be necessary to abandon backward dedusting fan designing axiom, develop and a kind ofly process the wet type foam bumpy flow dedusting fan that air quantity is high, dust removing effects is fabulous.
Utility model content
The purpose of this utility model is, provides a kind of and processes the foam bumpy flow blower fan dedusting treater that air quantity is high, dust removing effects is fabulous.
The technical scheme that the utility model is adopted for achieving the above object is, a kind of foam bumpy flow blower fan dedusting treater, it is characterized in that, comprise foam-making apparatus, dedusting fan and dedusting demist treating apparatus, described foam-making apparatus is connected with apparatus for spray of foam, described apparatus for spray of foam is arranged on the air inlet of dedusting fan, and described dedusting demist treating apparatus is arranged on the air outlet of described dedusting fan;
Described foam-making apparatus comprises foam generation tank, tubing pump, foam in hibitors adding apparatus, water filter and storage tank;
Described storage tank, water filter, foam in hibitors adding apparatus, tubing pump are connected by pipeline in turn with foam generation tank; Described storage tank is connected with outside tap water pipe line;
Described foam generation tank is connected with outside compressed air cylinder by tracheae;
Described apparatus for spray of foam is connected with described foam generation tank by pipeline;
Described apparatus for spray of foam is provided with 6-12 efficient foam special nozzle, described efficient foam special nozzle is annularly evenly arranged, and the Way out of nozzle is identical with the air intake direction of described dedusting fan;
Described dedusting fan comprises shell, swirl vane and guiding device;
Described swirl vane includes first order swirl vane, second level swirl vane, third level swirl vane and fourth stage swirl vane from left to right successively; Outer casing inner wall between the swirl vane of every adjacent two-stage is respectively arranged with eddy flow dehydration baffle plate; Described eddy flow dehydration baffle plate is circular layout along outer casing inner wall;
Described guiding device is divided into three sections, is separately positioned on the position, axis between every adjacent two-stage swirl vane;
Described first order swirl vane is connected with fan shaft;
Described guiding device is cylindric, and its circumference tube wall is evenly equipped with some delivery ports, and each delivery port position is provided with kuppe, and the angle between the center line of described kuppe and the axis of described guiding device is 30-45 degree;
The bottom of described dedusting fan and the bottom of described dedusting demist treating apparatus are provided with discharge outlet respectively.
Be preferably, the foam in above-mentioned foam-making apparatus controls in the ratio of gas liquid ratio 10-20 ︰ 1.
Further preferably, the gas release of foam-making apparatus described above is 200 ~ 400m 3.
Further preferably, above-mentioned dedusting demist treating apparatus comprises two orthogonal circular wire sides, and each circular wire side has included some metafiltration nets, and the aperture of described filter screen is 4 × 4mm.
Further preferably, above-mentioned filter screen material is stainless steel.
The technique effect that technique scheme is directly brought is, foam bumpy flow blower fan dedusting treater adopts multi-stage vortex filter type to carry out dust removal process, and its main operational principle and technological process are:
A large amount of foam through the ejection of efficient foam special nozzle, with the dust in dust-contained airflow by colliding, tackling and dust catching gets off by the comprehensive function of the multiple mechanism such as diffusion;
Dirt aqueous mixtures with distinguished and admirable flow through level Four swirl vane and three grades of guiding devices time, be forced the helical airflow forming High Rotation Speed, under the influence of centrifugal force, dirt aqueous mixtures is thrown on blower hood internal face, with the impact interception being subject to eddy flow dehydration baffle plate during distinguished and admirable flowing.
According to eddy flow centrifugal dehydration principle, foam dirt aqueous mixtures with distinguished and admirable flow through level Four cyclone guiding device time be forced to form the helical airflow of High Rotation Speed, under the influence of centrifugal force, foam dirt aqueous mixtures is thrown barrel, carry out dedusting demist work, remaining dirt aqueous mixtures is with the impact interception being subject to eddy flow dehydration baffle plate during distinguished and admirable flowing, and centrifugal dehydration and baffle plate interception combine, and most of foam dirt aqueous mixtures is removed.
The dirt aqueous mixtures be not removed moves to dedusting demister with distinguished and admirable, has carried out efficient separation by dedusting demister to the dirt aqueous mixtures in air-flow.Under the effect of inertia force, the collision of drop mist forms viscosity liquid film, strong adsorption dust on filter screen, and filter structure makes distinguished and admirable formation eddy current rotate, dust-laden is distinguished and admirable carries out multiple impacts viscosity liquid film between dedusting filter screen, and dirt aqueous mixtures has been carried out efficient separation again.
In the process, clean air flows through is discharged by fan outlet, and dirt aqueous mixtures is discharged by discharge outlet.
Foam jet in technique scheme adopts and is circular layout, 6 ~ 12 efficient foam special nozzles installed by nozzle ring stay pipe, midfoot support pipe adds 1 ~ 3 nozzle, nozzle direction is consistent with wind direction, the foam water veil produced covers tunneling boring, carry out catching dirt dedusting by multiple mechanism comprehensive functions such as crown_interception, inertial collision effect, diffusion effect, adhesion effect and gravitational settlings, main dependence retains gravitational settling to big dust particle effect, and for fine dust, the factors such as diffusion electrostatic force play a major role.
The utility model on the basis of existing technology, by setting up foam adding apparatus on dedusting fan basis, dedusting demist treating apparatus, and correspondingly set up the technological transformations such as water fender at blower housing inwall, adopt the mode of foam spray, eddy flow centrifugal dehydration theory and Whirling current filtering technology is utilized to be combined with each other to catch the theory of dust, adopt level Four swirl vane, and according to eddy flow centrifugal dehydration dust-cleaning principle, dehydration baffle plate is installed at each swirl vane rear, simultaneously in conjunction with mechanics inertial impaction action principle, structure dedusting demist screen pack passage forms stickiness liquid film and makes distinguished and admirable eddy generation phenomenon, make the gas-liquid separation of dust-laden fog, carry out dust to catch, thus reach multistage dust-laying effect.
After tested, the final efficiency of dust collection of foam bumpy flow blower fan dedusting treater can reach more than 99%, and respirable dust efficiency of dust collection can reach 95%, and process maximum quantity of wind can reach 900m 3/ min, distinguished and admirable dustless clean without mist after process, ensure downhole safety production operation environment.
In sum, the utility model, relative to prior art, has the beneficial effects such as process air quantity is high, dust removing effects is fabulous.
Accompanying drawing explanation
Fig. 1 is general structure schematic diagram of the present utility model;
Fig. 2 is dedusting demister structural representation of the present utility model;
Fig. 3 is the structure for amplifying schematic diagram of guiding device of the present utility model.
Description of reference numerals: 1-running water pipe; 2-storage tank; 3-water filter; 4-water supercharging device; 5-foam dust suppression agent adding apparatus; 6-foam generation tank; 7-tracheae; 8-guiding device; 9-shell; 10-eddy flow dehydration baffle plate; 11-swirl vane; 12-dedusting demister; 13-sewage outlet; 20-apparatus for spray of foam; 30-dedusting fan; 51-kuppe; 52-delivery port.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in detail.
As Figure 1-3, foam bumpy flow blower fan dedusting treater of the present utility model, it comprises foam-making apparatus, dedusting fan 30 and dedusting demist treating apparatus 12, above-mentioned foam-making apparatus is connected with apparatus for spray of foam 20, above-mentioned apparatus for spray of foam 20 is arranged on the air inlet of dedusting fan, and above-mentioned dedusting demist treating apparatus 12 is arranged on the air outlet of above-mentioned dedusting fan;
Above-mentioned foam-making apparatus comprises foam generation tank 6, tubing pump 4, foam in hibitors adding apparatus 5, water filter 3, storage tank 2;
Above-mentioned storage tank 2, water filter 3, foam in hibitors adding apparatus 5, tubing pump 4 are connected by pipeline in turn with foam generation tank 6; Above-mentioned storage tank 2 is connected with outside tap water pipe line 1;
Above-mentioned foam generation tank 6 is connected with outside compressed air cylinder by tracheae;
Above-mentioned apparatus for spray of foam 20 is connected with above-mentioned foam generation tank 6 by pipeline;
Above-mentioned apparatus for spray of foam 20 is provided with 6-12 efficient foam special nozzle, above-mentioned efficient foam special nozzle is annularly evenly arranged, and the Way out of nozzle is identical with the air intake direction of above-mentioned dedusting fan;
Above-mentioned dedusting fan comprises shell 9, swirl vane 11 and guiding device 8;
Above-mentioned swirl vane 11 includes first order swirl vane, second level swirl vane, third level swirl vane and fourth stage swirl vane from left to right successively; Outer casing inner wall between the swirl vane of every adjacent two-stage is respectively arranged with eddy flow dehydration baffle plate 10; Above-mentioned eddy flow dehydration baffle plate 10 is circular layout along outer casing inner wall;
Above-mentioned guiding device 8 is divided into three sections, is separately positioned on the position, axis between every adjacent two-stage swirl vane;
Above-mentioned first order swirl vane is connected with fan shaft;
Above-mentioned guiding device is cylindric, and its circumference tube wall is evenly equipped with some delivery ports 52, and each delivery port position is provided with kuppe 51, and the angle between the center line of above-mentioned kuppe and the axis of above-mentioned guiding device is 30-45 degree;
The bottom of above-mentioned dedusting fan 30 and the bottom of above-mentioned dedusting demist treating apparatus 12 are provided with discharge outlet 13 respectively.
Foam in above-mentioned foam-making apparatus controls in the ratio of gas liquid ratio 10-20 ︰ 1.
The gas release of above-mentioned foam-making apparatus is 200 ~ 400m 3.
Above-mentioned dedusting demist treating apparatus 12 is dedusting demister, and comprise two orthogonal circular wire sides, each circular wire side has included some metafiltration nets, and the aperture of above-mentioned filter screen is 4 × 4mm.
Above-mentioned filter screen material is stainless steel.

Claims (5)

1. a foam bumpy flow blower fan dedusting treater, it is characterized in that, comprise foam-making apparatus, dedusting fan and dedusting demist treating apparatus, described foam-making apparatus is connected with apparatus for spray of foam, described apparatus for spray of foam is arranged on the air inlet of dedusting fan, and described dedusting demist treating apparatus is arranged on the air outlet of described dedusting fan;
Described foam-making apparatus comprises foam generation tank, tubing pump, foam in hibitors adding apparatus, water filter and storage tank;
Described storage tank, water filter, foam in hibitors adding apparatus, tubing pump are connected by pipeline in turn with foam generation tank; Described storage tank is connected with outside tap water pipe line;
Described foam generation tank is connected with outside compressed air cylinder by tracheae;
Described apparatus for spray of foam is connected with described foam generation tank by pipeline;
Described apparatus for spray of foam is provided with 6-12 efficient foam special nozzle, described efficient foam special nozzle is annularly evenly arranged, and the Way out of nozzle is identical with the air intake direction of described dedusting fan;
Described dedusting fan comprises shell, swirl vane and guiding device;
Described swirl vane includes first order swirl vane, second level swirl vane, third level swirl vane and fourth stage swirl vane from left to right successively; Outer casing inner wall between the swirl vane of every adjacent two-stage is respectively arranged with eddy flow dehydration baffle plate; Described eddy flow dehydration baffle plate is circular layout along outer casing inner wall;
Described guiding device is divided into three sections, is separately positioned on the position, axis between every adjacent two-stage swirl vane;
Described first order swirl vane is connected with fan shaft;
Described guiding device is cylindric, and its circumference tube wall is evenly equipped with some delivery ports, and each delivery port position is provided with kuppe, and the angle between the center line of described kuppe and the axis of described guiding device is 30-45 degree;
The bottom of described dedusting fan and the bottom of described dedusting demist treating apparatus are provided with discharge outlet respectively.
2. foam bumpy flow blower fan dedusting treater according to claim 1, is characterized in that, the foam in described foam-making apparatus controls in the ratio of gas liquid ratio 10-20 ︰ 1.
3. foam bumpy flow blower fan dedusting treater according to claim 1, is characterized in that, the gas release of described foam-making apparatus is 200 ~ 400m 3.
4. according to the arbitrary described foam bumpy flow blower fan dedusting treater of claim 1-3, it is characterized in that, described dedusting demist treating apparatus comprises two orthogonal circular wire sides, and each circular wire side has included some metafiltration nets, and the aperture of described filter screen is 4 × 4mm.
5., according to the arbitrary described foam bumpy flow blower fan dedusting treater of claim 1-3, it is characterized in that, described filter screen material is stainless steel.
CN201420673419.9U 2014-11-12 2014-11-12 A kind of foam bumpy flow blower fan dedusting treater Withdrawn - After Issue CN204233925U (en)

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Application Number Priority Date Filing Date Title
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104492208A (en) * 2014-11-12 2015-04-08 山东科技大学 Wet-type blower fan foam whirling current dedusting treatment device
CN105888716A (en) * 2016-05-31 2016-08-24 江西维尔安石环保科技有限公司 Biological liquid film dedusting system
CN106766781A (en) * 2016-11-17 2017-05-31 长兴向荣模具有限公司 One kind weaving dryer cleaner
CN106958454A (en) * 2017-04-08 2017-07-18 安徽盛运重工机械有限责任公司 Novel wet-type coal mine dust collector
CN107780961A (en) * 2017-10-06 2018-03-09 中国水利水电科学研究院 A kind of wet type colliery dust arrester and its application process

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104492208A (en) * 2014-11-12 2015-04-08 山东科技大学 Wet-type blower fan foam whirling current dedusting treatment device
CN105888716A (en) * 2016-05-31 2016-08-24 江西维尔安石环保科技有限公司 Biological liquid film dedusting system
CN106766781A (en) * 2016-11-17 2017-05-31 长兴向荣模具有限公司 One kind weaving dryer cleaner
CN106958454A (en) * 2017-04-08 2017-07-18 安徽盛运重工机械有限责任公司 Novel wet-type coal mine dust collector
CN107780961A (en) * 2017-10-06 2018-03-09 中国水利水电科学研究院 A kind of wet type colliery dust arrester and its application process

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C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20150401

Effective date of abandoning: 20160406

C25 Abandonment of patent right or utility model to avoid double patenting