CN104963716A - Mining floating bubble deduster - Google Patents
Mining floating bubble deduster Download PDFInfo
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- CN104963716A CN104963716A CN201510320025.4A CN201510320025A CN104963716A CN 104963716 A CN104963716 A CN 104963716A CN 201510320025 A CN201510320025 A CN 201510320025A CN 104963716 A CN104963716 A CN 104963716A
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Abstract
The invention discloses a mining floating bubble deduster. According to the mining floating bubble deduster, an air outlet of a draught fan (1) is communicated with an air inlet of an air bellows (3), and an air outlet of the air bellows (3) is communicated with a foaming box (5) arranged inside a dedusting box (4); a foaming screen (51) is arranged on the foaming box (5), dedusting water (6) is contained in the dedusting box (4), and the water level of the dedusting water (6) is larger than the height of the foaming screen (51) and is smaller than the height of a wind isolating plate (31); air containing dust is pumped into the draught fan (1) and is delivered into the foaming box (5) through the air bellows (3); the air containing dust and entering the foaming box (5) overflows into the dedusting water (6) through the foaming screen (51), so that rising bubbles (7) containing dust are formed; when the bubbles (7) containing dust rise, dust in the bubbles (7) containing dust makes contact with the dedusting water (6) and enters the dedusting water (6), and thus the air containing dust is purified. The mining floating bubble deduster can effectively remove dust in underground air in a mining area; in addition, power consumption is low, the structure is simple, manufacturing cost is low, and both cleaning and maintenance are easy.
Description
Technical field
The present invention relates to dedusting technology field, mining area, particularly relate to a kind of mining blister deduster.
Background technology
At present, coal mine evacuation working face and coal-face are mostly implemented comprehensive mechanization and are excavated, in jewel hole, explosion, cutting, loading, coal breakage, transport and lifting process, coal petrography can be produced a large amount of dust by Mechanical Crushing, these dust to be suspended in the air in mining area not only the easily security incident such as explosion caused, and can bring very large harm to health.
In the prior art, under each mining area mainly adopts these three kinds of mines of wet scrubber, sack cleaner and electrostatic precipitator, dust arrester carries out udst separation to mining area air, but under these three kinds of mines, dust arrester at least exists following problem:
(1) wet scrubber: mainly contain water-bath type dust cleaner and spray sprinkler formula deduster two kinds.The usual resistance of water-bath type dust cleaner is large, evokes water droplet by distinguished and admirable, and water droplet is thinless also few, also needs watertight shutter, and outlet air quantity is little, and flow velocity is large, and power consumption is high, and dust removing effects is poor, and installation weight is large, not easily moves.Spray sprinkler formula deduster needs very large pressure when providing water usually, and wasted work is many, and dust is difficult to be readily wetted by water, and dust removing effects is not good, easily causes spray nozzle clogging, and exit velocity is large, and watertight shutter effect is bad, makes working environment muddy.
(2) sack cleaner: resistance is higher, changes filter bag costly, if during dust moisture content height, easily stick with paste bag.
(3) electrostatic precipitator: equipment volume is huge, not only cost is higher, and floor space is large, and steel consumption is comparatively large, and efficiency of dust collection is very large by the impact of dust specific resistance, needs high-voltage transforming and rectifying installation.
In view of all drawbacks that dust arrester under existing mine exists, design a kind of good dedusting effect, mine dust removing device that is cheap, that be easy to clean and safeguard is necessary.
Summary of the invention
For above-mentioned weak point of the prior art, the invention provides a kind of mining blister deduster, effective dedusting can not only be carried out to mining area underground air, and low in energy consumption, structure is simple, cheap, be easy to cleaning and safeguard.
The object of the invention is to be achieved through the following technical solutions:
A kind of mining blister deduster, for purifying dust laden air, comprising: blower fan 1, bellows 3, dust cleaning case 4 and foam box 5; The left side air intake of bellows 3 is communicated with the air outlet of blower fan 1, and the right side air outlet of bellows 3 is communicated with the foam box 5 being located at dust cleaning case 4 inside; The middle part of bellows 3 is provided with wind isolation board 31 perpendicular to direction of the wind comes from, and is provided with ventilation gap between the top of wind isolation board 31 and bellows 3; Foam box 5 is provided with foam screen 51, and dust cleaning case 4 is built with water in dust removal 6, and the water level of water in dust removal 6 is higher than foam screen 51 place height and lower than the place height at wind isolation board 31 top;
Blower fan 1 suction dust laden air, and send into the inside of bellows 3; And the dust laden air entering bellows 3 inside flow into the inside of foam box 5 via the ventilation gap between wind isolation board 31 and bellows 3 top; The dust laden air entering foam box 5 inside overflows in water in dust removal 6 via foam screen 51, forms the dust-laden bubble 7 risen; In dust-laden bubble 7 uphill process, the dust in dust-laden bubble 7 contacts with water in dust removal 6, and enters into water in dust removal 6, thus dust laden air is purified.
Preferably, the top of bellows 3 is provided with auxiliary air outlet; This auxiliary air outlet is provided with the horizontal sliding verge board 32 opening size for adjusting auxiliary air outlet, and this horizontal sliding verge board 32 horizontally slips on auxiliary air outlet;
When blower fan 1 initial start, this auxiliary air outlet opens half, until after blower fan 1 steady operation, promotes horizontal sliding verge board 32 to the right gradually, the opening degree of this auxiliary air outlet is reduced gradually until close.
Preferably, delivery port 33 is provided with bottom the bellows 3 on the right side of wind isolation board 31.
Preferably, between the bottom of foam box 5 and dust cleaning case 4, leave certain distance, and be provided with drainage gap 43 between the inwall of the outer wall of foam box 5 and dust cleaning case 4; The dust entering into water in dust removal 6 is deposited to the bottom of dust cleaning case 4 via this drainage gap 43.
Preferably, the bottom of dust cleaning case 4 is provided with sewage draining exit 42; When after dust settling to the bottom of dust cleaning case 4, the sewage containing dust is discharged by this sewage draining exit 42.
Preferably, the top of dust cleaning case 4 is provided with square 41.
Preferably, air duct 2 is provided with between the air outlet of blower fan 1 and the left side air intake of bellows 3; The air outlet of blower fan 1 is communicated with the left side air intake of bellows 3 by air duct 2.
Preferably, described blower fan 1 adopts axial-flow electric fan for local ventilation.
Preferably, foam box 5 is cuboid, and foam screen 51 is located at the upper surface of foam box 5.
As seen from the above technical solution provided by the invention, dust laden air is sent into foam box 5 by the mining blister deduster that the embodiment of the present invention provides, and spills in water in dust removal 6 by foam screen 51, forms the dust-laden bubble 7 risen; In dust-laden bubble 7 uphill process, dust constantly does Brownian movement in dust-laden bubble 7, and when moving to walls, dust contacts with water in dust removal 6 and entered into water in dust removal 6 by infiltration, thus dust laden air is purified; The dedusting method of blister in this water, increases and is wrapped in the tiny bubble of suspension grit and the contact area of water, considerably increase the touch opportunity of dust and water, thus dust removing effects is significantly promoted.As can be seen here, the embodiment of the present invention can not only carry out effective dedusting to mining area underground air, and air quantity is large, low in energy consumption, structure is simple, cheap, be easy to cleaning and safeguard.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
The structural representation one of the mining blister deduster that Fig. 1 provides for the embodiment of the present invention.
The structural representation two of the mining blister deduster that Fig. 2 provides for the embodiment of the present invention.
The plan structure schematic diagram of mining blister deduster shown in Fig. 2 that Fig. 3 provides for the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on embodiments of the invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to protection scope of the present invention.
First it should be noted that; describe in present specification " on ", D score, "left", "right", " top ", the directive words and phrases of the band such as " end " are only the state of blister deduster of the present invention when mode is placed as depicted in figs. 1 and 2; this is only the relative position relation in order to more clearly indicate between parts; when the mode that blister deduster is placed changes; " on ", D score, "left", "right", " top ", the direction such as " end " also can change thereupon, but this still belongs to the protection domain of the application.Below mining blister deduster provided by the present invention is described in detail.
Embodiment one
As shown in Figure 1, Figure 2 and Figure 3, a kind of mining blister deduster, for purifying dust laden air, its concrete structure can comprise: blower fan 1, bellows 3, dust cleaning case 4 and foam box 5; The left side air intake of bellows 3 is communicated with the air outlet of blower fan 1, and the right side air outlet of bellows 3 is communicated with the foam box 5 being located at dust cleaning case 4 inside; The middle part of bellows 3 is provided with wind isolation board 31 perpendicular to direction of the wind comes from, and is provided with ventilation gap between the top of wind isolation board 31 and bellows 3; Foam box 5 is provided with foam screen 51, and dust cleaning case 4 is built with water in dust removal 6, the water level of water in dust removal 6 higher than foam screen 51 place height, and lower than the place height at wind isolation board 31 top.
Blower fan 1 suction dust laden air, and send into the inside of bellows 3; And the dust laden air entering bellows 3 inside flow into the inside of foam box 5 via the ventilation gap between wind isolation board 31 and bellows 3 top; The dust laden air entering foam box 5 inside overflows in water in dust removal 6 via foam screen 51, forms the dust-laden bubble 7 risen; In dust-laden bubble 7 uphill process, the dust in dust-laden bubble 7 contacts with water in dust removal 6, and enters into water in dust removal 6, thus dust laden air is purified.
Particularly, each component embodiment of this mining blister deduster is as follows:
(1) blower fan 1 preferably adopts axial-flow electric fan for local ventilation of the prior art; Even if the dust concentration in the air of mining area is higher, mine axial flow formula booster also can reliablely and stablely work, this can make, and blower fan 1 can stably from working environment, (this working environment can comprise coal mine evacuation working face, coal-face etc. and produce suction dust laden air dirt place, thus ensure that mining blister deduster provided by the present invention stably can obtain dust laden air.
In actual applications, the air outlet of blower fan 1 is communicated with the left side air intake of bellows 3 preferably by air duct 2, and this air duct 2 is preferably cylindrical, this can make the air outlet of blower fan 1 reliably be connected with the left side air intake of bellows 3, and plays gas buffer effect between blower fan 1 and bellows 3.
(2) top of bellows 3 is provided with auxiliary air outlet, and this auxiliary air outlet is provided with the horizontal sliding verge board 32 opening size for adjusting auxiliary air outlet, and this horizontal sliding verge board 32 can horizontally slip on auxiliary air outlet; When blower fan 1 initial start, horizontal sliding verge board 32 pulls open half left, namely auxiliary air outlet opens half, windage can be reduced like this, reduce and start load, ensure the normal startup of axial-flow electric fan for local ventilation, after blower fan enters steady operation section, more slowly the right side is bulldozed push and block aerofoil 32 and closes auxiliary air outlet.
In actual applications, the middle part of bellows 3 is provided with wind isolation board 31 perpendicular to direction of the wind comes from, and the water level of water in dust removal 6 is lower than the place height at wind isolation board 31 top, this can effectively prevent after blower fan 1 quits work, and the current in dust cleaning case 4 are flowed out by blower fan 1 and damage blower fan 1.
(3) leave certain distance (this distance can be carried out routine according to the actual requirements and be selected, but must be greater than zero) between the bottom of foam box 5 and dust cleaning case 4, this can stay in the bottom of dust cleaning case 4 and enough hold sewage space.Drainage gap 43 is provided with between the outer wall of foam box 5 and the inwall of dust cleaning case 4, thus the dust entering into water in dust removal 6 can be deposited to the bottom of dust cleaning case 4 via this drainage gap 43, this effectively can prevent the mesh of the dust blocking foam screen 51 entered in water in dust removal 6, and provides convenience for being discharged by the sewage containing dust.Because this mining blister deduster reaches the object of dedusting by the mode of blister in water, under therefore foam screen 51 must be submerged in the liquid level of water in dust removal 6, this is convenient to carry out sufficient blister dedusting.
In actual applications, foam box 5 is preferably cuboid, and foam screen 51 is preferably located at the upper surface of foam box 5, and foam screen 51 preferably adopts the large area screen pack being covered with fine mesh, this can increase the area of foam screen 51 as much as possible, be convenient to dust laden air and generate a large amount of tiny bubble when being entered in water in dust removal 6 by foam screen 51, be conducive to the contact area and the touch opportunity that increase dust grain in water in dust removal 6 and dust laden air, improve efficiency of dust collection.As shown in Figure 3, the left and right sides of foam box 5 is all fixed on the inwall of dust cleaning case 4, and the left side of foam box 5 is communicated with the right side air outlet of bellows 3, and the both sides, front and back of foam box 5 are equal and keep certain drainage gap 43 between the inwall of dust cleaning case 4, this dust laden air being not only convenient to bellows 3 enters foam box 5, and is conducive to entering the bottom of the dust settling in water in dust removal 6 to dust cleaning case 4.
(4) bottom of dust cleaning case 4 can be provided with sewage draining exit 42, and sewage draining exit 42 can be provided with blowdown control valve; When after dust settling to the bottom of dust cleaning case 4, blowdown control valve can be opened, by sewage draining exit 42, the sewage containing dust is discharged.In actual applications, dust cleaning case 4 can be cuboid, respectively can arrange a sewage draining exit 42 in the corner, bottom of dust cleaning case 4, and this not only conveniently can carry out blowdown operation, and has a higher contaminant removal effectiveness.Carry out effluent sewerage operation to the bottom of dust cleaning case 4 preferably regularly to carry out, this can prevent the dust blocking foam screen 51 in sewage.After sewage bottom dust cleaning case 4 is discharged, water in dust removal 6 can be supplemented by the top of dust cleaning case 4 in dust cleaning case 4.After dust in dust-laden bubble 7 enters into water in dust removal 6, dust-laden bubble 7 becomes clean bubble, breaks after rising to the water surface, and the air after purification is discharged by the top of dust cleaning case 4.
In actual applications, the top of dust cleaning case 4 is preferably provided with square 41, and after purification, air can be discharged via this square 41, and not only discharge area is large, and wind speed is little, and blower fan power consumption is few, and can effectively prevent the relatively large foreign material such as coal breakage from dropping into the inside of dust cleaning case 4.Water in dust removal 6 can adopt common tap water, urban river water etc., but preferably adopts down-hole fire-fighting cleaning shaft water, and this can utilize the existing water resource in down-hole, not only saves unnecessary trouble, and with low cost.
(5) delivery port 33 is preferably provided with bottom the bellows 3 on the right side of wind isolation board 31; When this mining blister deduster in use for some time, in order to prevent foam screen 51 from blocking, can open delivery port 33, add water in dust cleaning case 4 from the top of dust cleaning case 4, then discharged by delivery port 33, this can realize the backwash to foam screen 51, need not dismantle.
It should be noted that, the air duct 2 of this is mining blister deduster, bellows 3, dust cleaning case 4 and foam box 5 preferably all adopt glass steel or stainless steel to make, this can ensure that this blister deduster has good anti-Beating Strength and corrosion resistance, thus can prevent from splashing or corrosion under the strike of whereabouts mineral and wet environment.
Further, the operating principle of this is mining blister deduster is as follows: after dust laden air enters foam box 5, the foam screen 51 due to foam box 5 is submerged in water in dust removal 6, and therefore dust laden air can generate dust-laden bubble 7 tiny in a large number through foam screen 51; These dust-laden bubbles 7 constantly rise in water in dust removal 6, the dust suspended constantly does Brownian movement in dust-laden bubble 7, when moving to walls, dust contacts with water in dust removal 6 and is entered into water in dust removal 6 by infiltration, thus the dust in dust-laden bubble 7 can be removed.The dedusting method of blister in this water, increases and is wrapped in the tiny bubble of suspension grit and the contact area of water, considerably increase the touch opportunity of dust and water, thus dust removing effects is significantly promoted.
As fully visible, the embodiment of the present invention can not only carry out effective dedusting to producing under mine dirt place, and air quantity is large, low in energy consumption, structure is simple, cheap, be easy to cleaning and safeguard.
The above; be only the present invention's preferably detailed description of the invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (9)
1. a mining blister deduster, for purifying dust laden air, is characterized in that, comprising: blower fan (1), bellows (3), dust cleaning case (4) and foam box (5);
The left side air intake of bellows (3) is communicated with the air outlet of blower fan (1), and the right side air outlet of bellows (3) is communicated with the foam box (5) being located at dust cleaning case (4) inside; The middle part of bellows (3) is provided with wind isolation board (31) perpendicular to direction of the wind comes from, and is provided with ventilation gap between the top of wind isolation board (31) and bellows (3); Foam box (5) is provided with foam screen (51), and dust cleaning case (4) is built with water in dust removal (6), the water level of water in dust removal (6) is higher than foam screen (51) place height and lower than the place height at wind isolation board (31) top;
Blower fan (1) suction dust laden air, and send into the inside of bellows (3); And enter the inner dust laden air of bellows (3) flow into foam box (5) inside via the ventilation gap between wind isolation board (31) and bellows (3) top; The dust laden air entering foam box (5) inner overflows in water in dust removal (6) via foam screen (51), forms the dust-laden bubble (7) risen; In dust-laden bubble (7) uphill process, the dust in dust-laden bubble (7) contacts with water in dust removal (6), and enters into water in dust removal (6), thus dust laden air is purified.
2. mining blister deduster according to claim 1, is characterized in that, the top of bellows (3) is provided with auxiliary air outlet; This auxiliary air outlet is provided with the horizontal sliding verge board (32) opening size for adjusting auxiliary air outlet, and this horizontal sliding verge board (32) horizontally slips on auxiliary air outlet;
When blower fan (1) initial start, this auxiliary air outlet opens half, until after blower fan (1) steady operation, promotes horizontal sliding verge board (32) to the right gradually, the opening degree of this auxiliary air outlet is reduced gradually until close.
3. mining blister deduster according to claim 2, is characterized in that, bellows (3) bottom on wind isolation board (31) right side is provided with delivery port (33).
4. mining blister deduster according to any one of claim 1 to 3, it is characterized in that, leave certain distance between the bottom of foam box (5) and dust cleaning case (4), and be provided with drainage gap (43) between the inwall of the outer wall of foam box (5) and dust cleaning case (4); The dust entering into water in dust removal (6) is deposited to the bottom of dust cleaning case (4) via this drainage gap (43).
5. mining blister deduster according to claim 4, is characterized in that, the bottom of dust cleaning case (4) is provided with sewage draining exit (42); When after dust settling to the bottom of dust cleaning case (4), the sewage containing dust is discharged by this sewage draining exit (42).
6. mining blister deduster according to any one of claim 1 to 3, is characterized in that, the top of dust cleaning case (4) is provided with square (41).
7. mining blister deduster according to any one of claim 1 to 3, is characterized in that, is provided with air duct (2) between the air outlet of blower fan (1) and the left side air intake of bellows (3); The air outlet of blower fan (1) is communicated with the left side air intake of bellows (3) by air duct (2).
8. mining blister deduster according to any one of claim 1 to 3, is characterized in that, described blower fan (1) adopts axial-flow electric fan for local ventilation.
9. mining blister deduster according to any one of claim 1 to 3, is characterized in that, foam box (5) is cuboid, and foam screen (51) is located at the upper surface of foam box (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510320025.4A CN104963716B (en) | 2015-06-11 | 2015-06-11 | Mining floating bubble deduster |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510320025.4A CN104963716B (en) | 2015-06-11 | 2015-06-11 | Mining floating bubble deduster |
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| CN104963716A true CN104963716A (en) | 2015-10-07 |
| CN104963716B CN104963716B (en) | 2017-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510320025.4A Expired - Fee Related CN104963716B (en) | 2015-06-11 | 2015-06-11 | Mining floating bubble deduster |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110195610A (en) * | 2019-05-09 | 2019-09-03 | 中国矿业大学 | A kind of critical dry and wet dust-extraction unit of mining two-stage ultrafiltration |
| CN110302617A (en) * | 2019-08-15 | 2019-10-08 | 许靖宇 | A kind of efficient dust bubble deduster |
| CN112415961A (en) * | 2020-11-12 | 2021-02-26 | 彭宇昂 | Environment-friendly equipment for automatically controlling industrial production environment and automatic control method |
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| CN112415961A (en) * | 2020-11-12 | 2021-02-26 | 彭宇昂 | Environment-friendly equipment for automatically controlling industrial production environment and automatic control method |
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| CN104963716B (en) | 2017-05-03 |
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Granted publication date: 20170503 Termination date: 20180611 |