CN101757825A - Method and equipment for suppressing dust with dry mist - Google Patents

Method and equipment for suppressing dust with dry mist Download PDF

Info

Publication number
CN101757825A
CN101757825A CN200910263983A CN200910263983A CN101757825A CN 101757825 A CN101757825 A CN 101757825A CN 200910263983 A CN200910263983 A CN 200910263983A CN 200910263983 A CN200910263983 A CN 200910263983A CN 101757825 A CN101757825 A CN 101757825A
Authority
CN
China
Prior art keywords
dust
supply line
water
air
dry mist
Prior art date
Application number
CN200910263983A
Other languages
Chinese (zh)
Inventor
刘炳煌
许忠林
刘彩虹
郗维全
齐群
Original Assignee
秦皇岛思泰意达科技发展有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 秦皇岛思泰意达科技发展有限公司 filed Critical 秦皇岛思泰意达科技发展有限公司
Priority to CN200910263983A priority Critical patent/CN101757825A/en
Publication of CN101757825A publication Critical patent/CN101757825A/en

Links

Abstract

The invention relates to a method and equipment for suppressing dust with dry mist. The method for suppressing dust with dry mist is characterized in that a plurality of atomizing nozzles are arranged in parallel on a disorderly discharged dust drift outlet of a dust generation point and are used for spraying the dry mist having the particle size of less than 10 Mum and making the sprayed dry mist form into a dry mist curtain to prevent the dust generated in the dust generation point from diffusing outwards to pollute the environment. The equipment for suppressing dust comprises a water supplying pipeline, an air supplying pipeline, an air compressor, an air storage tank and a control box. The air supplying pipeline, the water supplying pipeline and an electrical control pipeline which are led out of the control box are respectively connected with the air inlets, the water inlets and tracing band inlets of the atomizing nozzles which are arranged in parallel. The micro-size dry mist is sprayed to form a dry mist curtain to suppress dust. The micro-size dry mist spraying system equipment adopts the air compressor to supply compressed air, and the water and the air enter the atomizing nozzles in two branches. The micro-size dry mist spraying system equipment has simple structure, low running cost, wide application range and good dust suppression effect, consumes less water and works stably and reliably.

Description

Suppressing dust with dry mist method and equipment thereof

Technical field

The present invention relates to a kind of suppressing dust with dry mist method.The invention still further relates to the used equipment of this suppressing dust with dry mist method.

Background technology

In processing, loading and unloading and conveying operation process such as some materials such as coal, ores, can produce serious airborne dust, the dust that drifts about with air not only causes environmental pollution, but also can cause material loss.At present at above-mentioned improvement with uncontrollable discharge characteristics airborne dust, the water spray dust collection methods that adopt more, this water spray dust collection method is around uncontrollable discharge plays dirt pits waterfog head to be set, and has covered the dirt material by shower nozzle to playing the dirt pits water spray, carries out dust suppression.Its water spray dust collection method, being based on increases the principle that humidity is no longer kicked up dust to playing the dirt pits water spray, owing to play dirt pits site environment complexity, no longer airborne dust is difficult as people's will to make the operation material by increase humidity, and the spray of raising simply humidity, also can increase the water content of material, especially to the material of water sensitive, negative effect is serious.The employed equipment of water spray dedusting generally is the high-pressure hydraulic pump system of configuration waterfog head at present, the water spray principle is to be pressurizeed in the systematic pipeline water route, with hydraulic pressure water is ejected from pipeline, the water fog particle size that it produced depends on the diameter of jet expansion, and nozzle delivery port diameter be can't be worked into micron-sized, therefore water fog particle is big, the water consumption height, handle the ability of fine dusts, and dust suppression improvement is main to liking the dust granules below the 150 μ m, particularly the respirable dust particle of diameter below 10 μ m is very big to the injury of the person, is the main root that causes occupational diseases such as pneumoconiosis.In addition, high-pressure hydraulic pump spraying system nozzle diameter hour has increased the throttling action to the water route again, has reduced the generation of water smoke, and anti-dust effect is poor.

Summary of the invention

The objective of the invention is at the problems referred to above, provide a kind of by forming the suppressing dust with dry mist method that dry fog curtain sealing dust drift outlet is administered less than the fine dusts of 10 μ m uncontrollable discharge dust, particularly particle diameter.

The present invention also aims to provide a kind of above-mentioned suppressing dust with dry mist method that is applicable to, system architecture is simple, is easy to realize that the large tracts of land dry fog sprays, and water consumption is little, the suppressing dust with dry mist equipment that anti-dust effect is good.

The technical scheme that realizes above-mentioned purpose is: a kind of suppressing dust with dry mist method, it has been installed in the uncontrollable discharge dust drift outlet of dirt pits side by side by a plurality of atomizers, carrying out the dry fog of water fog particle diameter below 10 μ m sprays, and make the dry fog formation of ejecting can stop dust by the dry fog curtain that the drift outlet escapes, prevent by playing the outside diffuse pollution environment of dust that dirt pits produces.

A kind of suppressing dust with dry mist equipment that is used for above-mentioned suppressing dust with dry mist method, it includes water supply line and air compressor machine that is connected through gas supply line and air accumulator, described water supply line and gas supply line enter in the control cabinet, in control cabinet, be provided with the boost gauge that is serially connected with successively in the gas supply line, air intake valve, gas supply electromagnetic valve, air pressure regulator, give vent to anger Pressure gauge and be serially connected with inlet gage in the water supply line successively, water filter, inlet valve, water supply electromagnetic valve, the hydraulic pressure control valve, the discharge pressure table, the water supply line of drawing by control cabinet, gas supply line and automatically controlled pipeline respectively with the water inlet port of the atomizer that is set up in parallel, the air inlet port is connected with the heating tape port.

Above-mentioned atomizer is installed on the spray tank side by side, and described water supply line, gas supply line and automatically controlled pipeline are connected with water supply line connectivity port, gas supply line connectivity port and the heating tape connectivity port of spray tank respectively.

Establish in above-mentioned atomizer is installed in side by side on the aqueous vapor distributor box in compressed air cell, intake antrum and heating tape chamber, described water supply line, admission line and automatically controlled pipeline are connected with feed pipe connectivity port, air supply pipe connectivity port and heating tape connectivity port on the aqueous vapor distributor box respectively.

The present invention adopts the micron order dry fog to spray, form the dry fog curtain in uncontrollable discharge dust drift exit, stop dust to be escaped by the drift outlet, its micron order dry fog sprays the atomizer compound mode that dust suppression equipment adopts provides Compressed Gas and water, gas to divide two-way to enter by air compressor machine, and system architecture is simple, water consumption is few, operating cost is low, and is widely applicable, and working stability is reliable, anti-dust effect is good, and is particularly good for micron-class superfine dust anti-dust effect.

Description of drawings

Fig. 1 is suppressing dust with dry mist equipment one an example structure schematic diagram of the present invention;

Fig. 2 is gas supply line and a water supply line configuration structure schematic diagram in the suppressing dust with dry mist equipment control cabinet of the present invention;

Fig. 3 is another example structure schematic diagram of suppressing dust with dry mist equipment of the present invention;

Fig. 4 is the another example structure schematic diagram of suppressing dust with dry mist equipment of the present invention;

Fig. 5 is atomizer of the present invention and aqueous vapor distributor box assembly structure schematic diagram.

The specific embodiment

In conjunction with the accompanying drawings the specific embodiment of the present invention is described.

As accompanying drawing 1, accompanying drawing 2, the present invention is applicable to that the suppressing dust with dry mist equipment of suppressing dust with dry mist method includes water supply line 1, being connected through gas supply line 2 has air compressor machine 3 and air accumulator 4, the gas supply line 2 and the water supply line 1 of being drawn by air accumulator 4 enter a control cabinet 5, and control cabinet 5 is equipped with control panel and is used for water, gas and electricity work control.In control cabinet 5, be provided with the boost gauge 8, air intake valve 9, gas supply electromagnetic valve 10, the air pressure regulator 11 that are serially connected with successively in the gas supply line 2, the Pressure gauge 12 and be serially connected with inlet gage 13, water filter 14, inlet valve 15, water supply electromagnetic valve 16, hydraulic pressure control valve 17, discharge pressure table 18 in the water supply line 1 successively of giving vent to anger, water supply line 1, gas supply line 2 and the automatically controlled pipeline 6 of being drawn by control cabinet 5 are connected with water inlet port, air inlet port and the heating tape port of the atomizer 7 that is set up in parallel respectively.

Above-mentioned air compressor machine 3 provides compressed air for dust suppression equipment, and air accumulator 4 is used to dust suppression equipment to provide enough working cycles above required air supply.The compressed air that is come out by air accumulator 4 enters the gas supply line 2 in the control cabinet 5, at first measures admission pressures by boost gauge 8, arrives air intake valve 9 then, and air intake valve 9 can be selected ball valve for use, and it is the total valve of dust suppression equipment admission line.Gas supply electromagnetic valve 10 can be selected the atmospheric pressure magnetic valve, and when dust generation or field apparatus work, the charged air pressure magnetic valve signal of telecommunication is opened the atmospheric pressure magnetic valve, provides compressed air to air pressure regulator 11.The effect of air pressure regulator 11 is to make the compressed air that enters working equipment can satisfy job requirement.The Pressure gauge 12 of giving vent to anger is used to measure the compressed air pressure value by control cabinet output.Air pressure regulator 11 is when regulating, and the force value of its output is presented in the Pressure gauge 12 of giving vent to anger.

Above-mentioned water supply line 1 can be tap water supply pipeline or middle water water supply line, and it provides the work water source for system.At first measure intake pressure by the dust suppression equipment water that water supply line 1 is come, filter by water filter 14 afterwards, reach the requirement of dust suppression equipment work water cleanliness factor by inlet gage 13.The water that the required cleanliness factor of the dust suppression equipment that reaches work that is come out by water filter 14 requires also can be selected ball valve for use by inlet valve 15 as the inlet valve 15 of back with water inlet line master switch.Dust suppression water by inlet valve 15 enters water supply electromagnetic valve 16, and water supply electromagnetic valve 16 can be selected the water pressure magnetic valve.According to the field apparatus duty, when dust generation or field apparatus work, give water supply electromagnetic valve 16 signals of telecommunication, open magnetic valve the dust suppression water is provided.The effect of hydraulic pressure control valve 17 is to regulate hydraulic pressure to reach the operating pressure value.Discharge pressure table 18 is used to measure the water pressure value of output.When hydraulic pressure control valve 17 was regulated, the water pressure value that it reaches was presented in the water pressure table 18.Water source and compressed air after control cabinet 5 is set up water, atmospheric pressure value enter atomizer 7 by water supply, gas supply line, carry out dry fog and spray, and realize the dust suppression of working site.It is 200720101066.5 disclosed atomizers that its atomizer 7 adopts the applicant's application number.When the compressed air latus rectum of the atomizer of selecting is that φ 2.8mm, radial equipartition are provided with eight inlet openings for φ 0.75mm (or equate with eight diameter phi 0.75mm inlet opening sectional area sums), the compressed air pressure that system provides is at 3.31bar, water pressure when 0.55bar, atomizer eject the water fog particle diameter below 10 μ m, the conical dry fog " group " of about 20 ° of scattering angle, the about 3m-6m of range.As above embodiment, when atomizer is selected different apertures compressed air through hole, inlet opening, and the compressed air pressure that system provides is when the different pressures value, atomizer all can eject the water fog particle diameter below 10 μ m and scattering angle difference, range different conical dry fog " group ".Select the arrangement form and the distance of atomizer according to the shape of dry fog " group ", make its formation can stop the dry fog curtain of dust diffusion drift, can satisfy of the requirement of different operating scene dust suppression.The configuration of heating tape is used for feedwater, compressed air provides the companion heat, and system's service requirement under the low temperature environment is satisfied in insulation, antifreeze.

Accompanying drawing 1 embodiment is each atomizer 7 assembled construction form respectively, and when specifically implementing, it is the disclosed shower nozzle universal joint of 200720101067.X assembly structure that each atomizer can adopt the applicant's application number, realizes the convenient adjustment of each atomizer spray angle.

As accompanying drawing 3, the atomizer of this dry fog dust suppression equipment can be installed on the spray tank 19 side by side, water supply line 1, gas supply line 2 and automatically controlled pipeline 6 are connected with water supply line connectivity port, gas supply line connectivity port and the heating tape connectivity port of spray tank respectively, and it is 200720101065.0 disclosed spray tanks that described spray tank can be selected the applicant's application number.

As accompanying drawing 4, establish in the atomizer of this dry fog dust suppression equipment can be installed in side by side on the aqueous vapor distributor box 20 in compressed air cell 21, intake antrum 22 and heating tape chamber 23, its described water supply line 1, gas supply line 2 and automatically controlled pipeline 6 are connected with feed pipe connectivity port, air supply pipe connectivity port and heating tape connectivity port on the aqueous vapor distributor box 20 respectively.The concrete structure of this kind atomizer mounting means such as accompanying drawing 5, its atomizer runs through intake antrum 22, the shower nozzle middle part circumferentially is connected with intake antrum 22 uniform inlet opening, the air inlet of shower nozzle tail end is connected with compressed air cell 21, the shower nozzle front portion is connected with the preceding tank wall of aqueous vapor distributor box 20 by threaded engagement and seals, and the rear portion of shower nozzle is by the sealing of the interior water of realization of o RunddichtringO and casing, gas adjacent chambers wall.

Claims (4)

1. suppressing dust with dry mist method, it is characterized in that: be installed in the uncontrollable discharge dust drift outlet of dirt pits side by side by a plurality of atomizers, carrying out the dry fog of water fog particle diameter below 10 μ m sprays, and make the dry fog formation of ejecting can stop dust by the dry fog curtain that the drift outlet escapes, prevent by playing the outside diffuse pollution environment of dust that dirt pits produces.
2. suppressing dust with dry mist equipment that is used for the described suppressing dust with dry mist method of claim 1, include water supply line (1) and atomizer (7), it is characterized in that: it has air compressor machine (3) and the air accumulator (4) that links to each other through gas supply line (2), described water supply line (1) and gas supply line (2) enter in the control cabinet (5), in control cabinet (5), be provided with the boost gauge (8) that is serially connected with successively in the gas supply line (2), air intake valve (9), gas supply electromagnetic valve (10), air pressure regulator (11), give vent to anger Pressure gauge (12) and be serially connected with inlet gage (13) in the water supply line (1) successively, water filter (14), inlet valve (15), water supply electromagnetic valve (16), hydraulic pressure control valve (17), discharge pressure table (18), the water supply line (1) of drawing by control cabinet (5), gas supply line (2) and automatically controlled pipeline (6) respectively with the water inlet port of the atomizer that is set up in parallel (7), the air inlet port is connected with the heating tape port.
3. suppressing dust with dry mist equipment according to claim 2, it is characterized in that: described atomizer (7) is installed on the spray tank (19) side by side, and described water supply line (1), gas supply line (2) and automatically controlled pipeline (6) are connected with water supply line connectivity port, gas supply line connectivity port and the heating tape connectivity port of spray tank (19) respectively.
4. suppressing dust with dry mist equipment according to claim 2, it is characterized in that: establish in described atomizer (7) is installed in side by side on the aqueous vapor distributor box (20) of compressed air cell (21), intake antrum (22) and heating tape chamber (23), described water supply line (1), admission line (2) and automatically controlled pipeline (6) are connected with feed pipe connectivity port, air supply pipe connectivity port and heating tape connectivity port on the aqueous vapor distributor box (20) respectively.
CN200910263983A 2009-12-31 2009-12-31 Method and equipment for suppressing dust with dry mist CN101757825A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN200910263983A CN101757825A (en) 2009-12-31 2009-12-31 Method and equipment for suppressing dust with dry mist

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN200910263983A CN101757825A (en) 2009-12-31 2009-12-31 Method and equipment for suppressing dust with dry mist

Publications (1)

Publication Number Publication Date
CN101757825A true CN101757825A (en) 2010-06-30

Family

ID=42489304

Family Applications (1)

Application Number Title Priority Date Filing Date
CN200910263983A CN101757825A (en) 2009-12-31 2009-12-31 Method and equipment for suppressing dust with dry mist

Country Status (1)

Country Link
CN (1) CN101757825A (en)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2483552A (en) * 2010-09-07 2012-03-14 Norman Pendred And Company Ltd Method of generating a dry fog
CN104258666A (en) * 2014-10-22 2015-01-07 大连华锐重工集团股份有限公司 Aerial fog dust suppression system for wagon tripper and using method of aerial fog dust suppression system
CN104528414A (en) * 2014-12-31 2015-04-22 富强 Coal transportation anti-freezing-adhering system
CN104891217A (en) * 2015-05-30 2015-09-09 济南海川投资集团有限公司 Dust remover for travelling material spreading
CN104307280B (en) * 2014-11-24 2016-02-10 邦达诚科技(常州)有限公司 Highway dry fog air cleaning unit
CN105498401A (en) * 2016-01-15 2016-04-20 秦皇岛首创思泰意达环保科技有限公司 Fog screen dust suppression device
CN105617798A (en) * 2016-03-14 2016-06-01 刘坤 Air-conveying type ultrasonic wave micron-grade dry fog dust suppression system and method
CN105692260A (en) * 2016-04-12 2016-06-22 中交航局安装工程有限公司 Dry fog dust removing plant for car dumper shed zone
CN105836492A (en) * 2016-04-21 2016-08-10 中国交通建设股份有限公司 Four-flip dumper
CN105999922A (en) * 2016-07-01 2016-10-12 河南广厚环保科技有限公司 Purification device for controlling haze

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2483552A (en) * 2010-09-07 2012-03-14 Norman Pendred And Company Ltd Method of generating a dry fog
CN104258666B (en) * 2014-10-22 2016-01-06 大连华锐重工集团股份有限公司 Tippler aerosol dust suppression system and using method thereof
CN104258666A (en) * 2014-10-22 2015-01-07 大连华锐重工集团股份有限公司 Aerial fog dust suppression system for wagon tripper and using method of aerial fog dust suppression system
CN104307280B (en) * 2014-11-24 2016-02-10 邦达诚科技(常州)有限公司 Highway dry fog air cleaning unit
CN104528414B (en) * 2014-12-31 2016-08-17 富强 The antifreeze viscous system of Coal Transport
CN104528414A (en) * 2014-12-31 2015-04-22 富强 Coal transportation anti-freezing-adhering system
CN104891217A (en) * 2015-05-30 2015-09-09 济南海川投资集团有限公司 Dust remover for travelling material spreading
CN104891217B (en) * 2015-05-30 2016-11-30 济南海川投资集团有限公司 A kind of using method of cloth dust arrester of driving a vehicle
CN105498401A (en) * 2016-01-15 2016-04-20 秦皇岛首创思泰意达环保科技有限公司 Fog screen dust suppression device
CN105617798A (en) * 2016-03-14 2016-06-01 刘坤 Air-conveying type ultrasonic wave micron-grade dry fog dust suppression system and method
CN105692260A (en) * 2016-04-12 2016-06-22 中交航局安装工程有限公司 Dry fog dust removing plant for car dumper shed zone
CN105836492A (en) * 2016-04-21 2016-08-10 中国交通建设股份有限公司 Four-flip dumper
CN105999922A (en) * 2016-07-01 2016-10-12 河南广厚环保科技有限公司 Purification device for controlling haze
CN105999922B (en) * 2016-07-01 2019-02-19 河南广厚环保科技有限公司 A kind of purification device for administering haze

Similar Documents

Publication Publication Date Title
Nie et al. A novel spraying/negative-pressure secondary dust suppression device used in fully mechanized mining face: a case study
CN102160964B (en) Selective non-catalytic reduction (SNCR) denitration multi-nozzle long-gun injector
CN204865366U (en) Long -range injection of water smoke presses down dirt equipment
CN101696636A (en) Automatic dedusting system for coal mines
CN102335491B (en) Pipe network type dry powder fire extinguishing system and method
CN104667673B (en) Foam Water-fog dusting apparatus
CN201058316Y (en) Combined atomized spray head
CN201373523Y (en) High-pressure micro-mist humidifier
CN202199460U (en) Dual-toroidal-atomization environmentally-friendly dedusting pneumatic spraying machine
CN104874498B (en) Hybrid air atomizer spray nozzle inside and outside a kind of high-low pressure
CN103758557B (en) Mine dust hierarchical composition dust-removing method and device
CN105715292B (en) A kind of multistage atomizing type two-phase flow water mist generating device of prevention underground coal fire
CN101943021B (en) Compressing-deslagging-drilling dust remover for coal pits
CN101125319A (en) Multi-layer type water curtain spraying chamber
CN106703869B (en) A kind of fully mechanized workface comprehensive dust prevention system
CN102052085A (en) Mine dedusting system and method
CN103506233B (en) A kind of two-fluid injection apparatus of double atomization
CN201851147U (en) Dust removal device for mining surface of low coal seam
CN2855543Y (en) External mixing and with air type spraying-gun used for two-components and instantaneous mixing reactor
CN102390334B (en) Dumper with discharge spray dust suppression device
CN101915113A (en) Mine nitrogen water mist generating device
CN201045297Y (en) Continuous miner gas loaded nebulization dust removing system
CN103422876A (en) Environment-friendly coal mine underground ventilation and dedusting safety system
CN106902594A (en) A kind of rotatable dedusting fog gun machine of cannon spray head
CN106425887A (en) Front and rear mixed ice particle gas jet device and method

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20100630