CN105569721B - A kind of annular jet dust pelletizing system of mining aerosol linkage - Google Patents
A kind of annular jet dust pelletizing system of mining aerosol linkage Download PDFInfo
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- CN105569721B CN105569721B CN201510932309.9A CN201510932309A CN105569721B CN 105569721 B CN105569721 B CN 105569721B CN 201510932309 A CN201510932309 A CN 201510932309A CN 105569721 B CN105569721 B CN 105569721B
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- 239000000428 dust Substances 0.000 title claims abstract description 92
- 238000005453 pelletization Methods 0.000 title claims abstract description 20
- 239000000443 aerosol Substances 0.000 title claims abstract description 11
- 238000005065 mining Methods 0.000 title claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 46
- 238000010410 dusting Methods 0.000 claims abstract description 26
- 238000000151 deposition Methods 0.000 claims abstract description 20
- 230000008859 change Effects 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 238000003860 storage Methods 0.000 claims description 16
- 239000007788 liquid Substances 0.000 claims description 13
- 230000000694 effects Effects 0.000 claims description 10
- 230000008520 organization Effects 0.000 claims description 10
- 230000007704 transition Effects 0.000 claims description 10
- 239000003795 chemical substances by application Substances 0.000 claims description 9
- 238000005507 spraying Methods 0.000 claims description 9
- 239000007921 spray Substances 0.000 claims description 7
- 239000010865 sewage Substances 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 3
- 230000009977 dual effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 238000012545 processing Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 5
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- 238000005516 engineering process Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- 230000001629 suppression Effects 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
- E21F5/20—Drawing-off or depositing dust
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
- E21F5/02—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires by wetting or spraying
- E21F5/04—Spraying barriers
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
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Abstract
The invention discloses a kind of annular jet dust pelletizing system of mining aerosol linkage, atomizing de-dusting apparatus is connected with eddy flow speeder, eddy flow speeder is connected with collection wind dust control device, and collection wind dust control device includes increasing wind mechanism and wind collector structure, increases wind mechanism and is arranged towards wind collector structure；Increasing wind mechanism includes outer tube, inner tube is provided with outer tube, jet air-out gap is formed between outer wall of inner tube and outer tube wall, jet air-out gap is connected with eddy flow speeder, outer tube wall is provided with arcwall face in the corresponding position with the raised most thick end of gradual change type, arcwall face forms jet mouth with the raised most thick end of gradual change type, and jet mouth is connected with the tube chamber of inner tube.The distinguished and admirable jet air-out gap by annular of dust-laden is projected at a high speed, make outside dusty gas be forced into increasing wind mechanism together to flow in company with original high-speed jet, the dual depositing dust of dirt is caught in dusty gas flow process by high-pressure fog and inertia to act on, dust concentration is effectively reduced.
Description
Technical field
The present invention relates to mining aerosol linkage dust removal field, more particularly to a kind of annular jet dedusting of mining aerosol linkage
System.
Background technology
With the fast development of the mine machinery level of production, the dust harzard in Mine Production becomes increasingly conspicuous, dirt
The disaster extent of injury such as tuberculosis, dust explosion is constantly upgraded, and has seriously threatened the safety in production of mine and the physical and mental health of miner.
Practice at home and abroad proves that it is that solution mine is highly concentrated to aspirate dust arrester using wet type in the high dust workplace of mine
The effective ways of dust harzard are spent, the prevention and control and processing endangered for downhole area serve positive role.In theory, pass through
Dust arrester is extracted out to mine dust place dust group strength, Work places dust concentration is reduced, on this basis using wet type
Measurements for reduction, is removed so as to carry out effectively control to dust.The key equipment for taking out dirt purification techniques is dust arrester, by domestic and international
The arrangement of document learns, at present, and widely used dust arrester mainly includes dust removal with machine device, filtering dust-arrester, wet
Formula dust arrester and the class of electric dust collector four.Field practice application shows that above-mentioned four classes dust arrester can play taking out for the opposite sex
Dirt purification function, can realize that control is removed to a certain extent, actual efficiency of dust collection is controlled to the high concentrate dust of Work places
In relatively low scope.In addition, above-mentioned cleaner is provided with same deficiency, is mainly manifested in：
(1) security is relatively low, and high concentration dust-laden is distinguished and admirable to be entered inside dust arrester without depositing dust processing, when dust concentration reaches
Easily cause dust explosion after to a certain extent；
(2) processing air quantity is small, and dust arrester can not realize the high efficiency pumping operation to operating area dust；
(3) feature of environmental protection is not enough, because dust arrester processing air quantity is limited, takes out dirt efficiency to improve, must select high-power
Plant equipment, now not only power consumption is big and equipment operation noise is strong, the accuracy of information transmission between influence underground labor,
Easily occurs liability accident.
Therefore, in order to improve the dustfall efficiency in mine dust place, need badly and design while meeting that processing air quantity is big, safety
Coefficient is high, operation energy consumption is low, good environmental protection Novel dust collection device, so as to realize the high-effective dust-removing of mine, safety in production.
The content of the invention
In view of above-mentioned the deficiencies in the prior art, it is an object of the invention to provide a kind of annular jet of mining aerosol linkage
Dust pelletizing system, makes to be caught the dual depositing dust of dirt by high-pressure fog and inertia in dusty gas flow process and acts on, and improves dustfall efficiency.
In order to solve the above technical problems, the present invention program includes：
A kind of annular jet dust pelletizing system of mining aerosol linkage, it includes atomizing de-dusting apparatus, wherein, atomizing de-dusting dress
Put and be connected with eddy flow speeder, eddy flow speeder is connected with collection wind dust control device, collection wind dust control device includes increasing wind
Mechanism and wind collector structure, increase wind mechanism and are arranged towards wind collector structure；Increasing wind mechanism includes being provided with inner tube in outer tube, outer tube, interior
Jet air-out gap is formed between pipe outer wall and outer tube wall, jet air-out gap is connected with eddy flow speeder, and jet goes out
Wind gap is that gradual change type projection is provided with blind end, outer wall of inner tube towards one end of wind collector structure, and gradual change type is raised from jet
The thickness of the blind end in air-out gap to the other end is incrementally increased, and outer tube wall is set in the corresponding position with the raised most thick end of gradual change type
Arcwall face is equipped with, arcwall face forms jet mouth with the raised most thick end of gradual change type, and jet mouth is connected with the tube chamber of inner tube；Jet mouth
Into the tube chamber of inner tube during jet-stream wind, negative pressuren zone is formed at jet mouth end in the tube chamber of inner tube.
Described annular jet dust pelletizing system, wherein, above-mentioned wind collector structure includes horn mouth formula duct set, the tube chamber of inner tube
Towards horn mouth formula duct set, horn mouth formula duct set is connected by the first inertia dust-removing device with a water conservancy diversion air duct.
Described annular jet dust pelletizing system, wherein, above-mentioned eddy flow speeder includes being provided with guide duct, guide duct
Eddy flow induced draft fan, guide duct is connected with jet air-out gap.
Described annular jet dust pelletizing system, wherein, above-mentioned atomizing de-dusting apparatus includes Gas inlet tube, Gas inlet tube and guide duct
Be connected, the right angle joint of Gas inlet tube and guide duct be provided with arc transition, the air intake vent of Gas inlet tube be provided with second be used to
Property dust arrester.
Described annular jet dust pelletizing system, wherein, the first shower head mechanism, first are provided with above-mentioned atomizing de-dusting apparatus
Shower head mechanism is connected by the first pipeline with the first supply channel, and the second shower head mechanism, the second spray are provided with wind collector structure
Head mechanism is connected by the second pipeline with the first supply channel, and the first supply channel is connected with spraying supercharging device, sprays
Mist supercharging device is connected by the second supply channel with deposit box, and the filtering of Y types liquid impurity is provided with the second supply channel
Device, storage tank is connected by the 3rd pipeline with depositing dust water pipe in mine, is provided with magnetic valve, storage tank and is set on the 3rd pipeline
Be equipped with liquid level sensor, the bottom of storage tank is provided with controlling organization, magnetic valve, liquid level sensor with controlling organization communication link
Connect；Depositing dust water pipe is connected with a dustfall agent adding device in mine.
Described annular jet dust pelletizing system, wherein, above-mentioned atomizing de-dusting apparatus on wind collector structure with being provided with draining
Groove, rhone is used to discharge the depositing dust sewage that atomizing de-dusting apparatus is produced with wind collector structure.
The annular jet dust pelletizing system for a kind of mining aerosol linkage that the present invention is provided, by distinguished and admirable the penetrating by annular of dust-laden
Flow out wind gap to project at a high speed, negative pressure region is formed around during distinguished and admirable flow at high speed, outside dusty gas is urged
Enter to increase wind mechanism together to flow in company with original high-speed jet, realize during this distinguished and admirable low speed at a high speed, low discharge is to greatly
The transformation of flow；At the same time, caught the dual depositing dust of dirt by high-pressure fog and inertia in dusty gas flow process to act on, dust
Concentration is effectively reduced；It is particularly due to initial air quantity, wind speed relatively low, therefore dust arrester inner eddy flow speedup is filled
Put before optional relative low-power equipment, and the distinguished and admirable entrance dust arrester of dust-laden that by atomizing de-dusting and inertia to have caught dirt dual
Purification, it is to avoid plant equipment dust explosion hidden danger, compared with typical high power dust arrester, the present invention has processing air quantity
Greatly, the advantageous effects such as safety coefficient height, low operation energy consumption, good environmental protection, dustfall efficiency height.
Brief description of the drawings
Fig. 1 is the structural representation of annular jet dust removal system in the present invention；
Fig. 2 is the positive structure diagram of annular jet dust removal system in the present invention；
Fig. 3 is wind collector structure arrangement of nozzles schematic diagram in the present invention；
Fig. 4 is the distinguished and admirable flow schematic diagram of annular jet dust removal system in the present invention；
Fig. 5 is the structural representation of increasing wind mechanism in the present invention.
Embodiment
The invention provides a kind of annular jet dust pelletizing system of mining aerosol linkage, to make the purpose of the present invention, technology
Scheme and effect are clearer, clear and definite, and the present invention is described in more detail below.It should be appreciated that described herein specific
Embodiment only to explain the present invention, is not intended to limit the present invention.
The invention provides a kind of annular jet dust pelletizing system of mining aerosol linkage, as shown in Figure 1, Figure 2 with shown in Fig. 3,
It includes atomizing de-dusting apparatus, wherein, atomizing de-dusting apparatus is connected with eddy flow speeder, eddy flow speeder and collection air control
Dirt device is connected, and collection wind dust control device includes increasing wind mechanism and wind collector structure, increases wind mechanism and is arranged towards wind collector structure；Increase wind
Mechanism includes being provided with inner tube 1 in outer tube 11, outer tube 11, and jet air-out gap is formed between the outer wall of inner tube 1 and the inwall of outer tube 11
12, jet air-out gap 12 is connected with eddy flow speeder, and jet air-out gap 12 is to close towards one end of wind collector structure
Gradual change type projection 24 is provided with end, the outer wall of inner tube 1, gradual change type projection 24 is from the blind end in jet air-out gap 12 to the other end
Thickness incrementally increase, the inwall of outer tube 11 is provided with arcwall face 25, arcwall face in the corresponding position with the most thick end of gradual change type projection 24
25 form jet mouth 10 with the most thick end of gradual change type projection 24, and jet mouth 10 is connected with the tube chamber 9 of inner tube 1；Jet mouth 10 is inside
In the tube chamber 9 of pipe 1 during jet-stream wind, negative pressuren zone is formed at jet mouth end in the tube chamber 9 of inner tube 1.It is specific as follows：
After atomizing de-dusting apparatus starts, apply certain speed through eddy flow induced draft fan 6 and the distinguished and admirable of pressure flows rapidly into increasing wind
Mechanism, and jet air-out gap 12 of the moment full of increasing wind mechanism, as shown in Figure 4, it is distinguished and admirable by the end of jet air-out gap 12
The narrow jet mouth 10 in end is extruded, and is projected at a high speed in a ring, and high-speed jet causes distinguished and admirable surrounding to be formed by force in the tube chamber 9 of inner tube 1
Negative pressuren zone, outside dusty gas is forced into the tube chamber 9 of inner tube 1, and wind collector structure is flowed at a high speed in company with annular jet；According to empty
Aerodynamics principle, during high velocity air is flowed into horn mouth formula duct set 13 by the tube chamber 9 of inner tube 1, in the transition of the two
Gap will drive surrounding dusty gas to flow into wind collector structure again, and be carried out only in the case where High Pressure Spray for Dust Suppression and inertia catch dirt effect
Eliminate dirt.
Further, as shown in Figure 1, above-mentioned wind collector structure includes horn mouth formula duct set 13, the tube chamber 9 of inner tube 1
Towards horn mouth formula duct set 13, horn mouth formula duct set 13 is connected by the first inertia dust-removing device 3 with a water conservancy diversion air duct 14
It is logical, and then make high velocity air by during the tube chamber 9 of inner tube 1 flows into wind collector structure, will band again in the transition gap of the two
Dynamic surrounding dusty gas is flowed into carries out secondary convergence by the horn mouth of horn mouth formula duct set 13, into water conservancy diversion air duct 14.
And above-mentioned eddy flow speeder includes being provided with eddy flow induced draft fan 6, guide duct 26 in guide duct 26, guide duct 26
It is connected with jet air-out gap 12, it is clear that, eddy flow induced draft fan 6 can be configured with frequency converter 7 and regulation 8 grade member devices of switch
Part, and then regulate and control the wind speed of eddy flow induced draft fan 6, to adapt to specific operative scenario in mine.
Further, above-mentioned atomizing de-dusting apparatus includes Gas inlet tube 4, and Gas inlet tube 4 is connected with guide duct 26, Gas inlet tube
4 are provided with arc transition with the right angle joint of guide duct 26, typically use radius for the technology of 0.3 meter of 1/4 arc transition
The second inertia dust-removing device 27 is provided with mode, the air intake vent of Gas inlet tube 4.
In another preferred embodiment of the present invention, the first shower head mechanism 2, first are provided with above-mentioned atomizing de-dusting apparatus
Shower head mechanism 2 is generally located at the Gas inlet tube 4 in the front of the second inertia dust-removing device 27, carries out first depositing dust, the first shower nozzle machine
3-5 high pressure atomizing nozzles are typically provided with structure 2.First shower head mechanism 2 passes through the first pipeline 28 and the first supply channel
29 are connected, and the second shower head mechanism 30 is provided with wind collector structure, and the second shower head mechanism 30 is generally located on horn mouth formula collection wind
In pipe 13, depositing dust is carried out to air-flow in advance.Second shower head mechanism 30 is connected by the second pipeline 31 with the first supply channel 29,
First supply channel 29 is connected with spraying supercharging device 16, and spraying supercharging device 16 passes through the second supply channel 32 and savings
Case 18 is connected, and is provided with Y type liquid impurities filter 17 on the second supply channel 32, storage tank 18 by the 3rd pipeline 33 with
Depositing dust water pipe 22 is connected in mine, is provided with the 3rd pipeline 33 in magnetic valve 19, storage tank 18 and is provided with liquid level sensor
20, the bottom of storage tank 18 is provided with controlling organization 21, and magnetic valve 19, liquid level sensor 20 are communicated to connect with controlling organization 21,
Controlling organization 21 can use depositing dust water pipe 22 in the technological means such as single-chip microcomputer, mine during water filling, to work as liquid level into storage tank 18
When sensor 20 detects that the water level in storage tank 18 reaches liquid level sensor 20, the control closed electromagnetic valve of controlling organization 21 stops
The water filling into storage tank 18；Depositing dust water pipe 22 is connected with a dustfall agent adding device 23 in mine, the quantitative depositing dust into mine
Dustfall agent is squeezed into water pipe 22.
As shown in Figure 1, above-mentioned atomizing de-dusting apparatus is used to arrange with being provided with rhone 5, rhone 5 on wind collector structure
Go out the depositing dust sewage that the first shower head mechanism 2 is produced with the second shower head mechanism 30 in wind collector structure in atomizing de-dusting apparatus.
The above-mentioned specific running of annular jet dust pelletizing system is as follows：
Atomizing de-dusting apparatus, eddy flow speeder and collection wind dust control device are opened, passes through the first shower head mechanism 2 and the second spray
Head mechanism 30 injection high-pressure water mist, while opening frequency converter 7 and regulation 8 grade components of switch, the blade of control eddy flow induced draft fan 6
Quick rotation provides the kinetic energy to forward spin flow for ambient gas, and the quick flowing of gas causes the generation of the bottom of eddy flow induced draft fan 6 negative
Nip, outside dusty gas, by atomizing de-dusting apparatus, is purified under external pressure effect through its atomizing de-dusting and inertial dust collection
Afterwards, into eddy flow speeder.During dusty gas flows through atomizing de-dusting section, part dust is obtained under high-pressure fog effect
To effective sedimentation, fail the moistening grit of sedimentation and separate in distinguished and admirable under effect of inertia to adhere to inertia dust-removing device
Catch on dirt baffle plate, make distinguished and admirable to obtain the processing of further depositing dust.The distinguished and admirable acceleration under the cyclonic action of eddy flow induced draft fan 6 after purification
Flow into and increase wind mechanism, and moment jet air-out gap 12, and moment is full of the jet air-out gap 12 for increasing wind mechanism, such as Fig. 4 institutes
Show, the distinguished and admirable jet mouth 10 narrow by 12 ends of jet air-out gap is extruded, project at a high speed in a ring, the tube chamber 9 of inner tube 1
Interior high-speed jet causes distinguished and admirable surrounding to form strong negative pressuren zone, and outside dusty gas is forced into the tube chamber 9 of inner tube 1, in company with ring
Shape jet flows to wind collector structure at a high speed.Jet flows through at a high speed the transition gap increased between wind mechanism and wind collector structure, surrounding ash-laden gas
Body together flows at a high speed wind collector structure by the horn mouth formula duct set 13 of wind collector structure therewith, and dirt is caught through atomizing de-dusting agent inertia
Double action after flow into water conservancy diversion air duct to other places further processing or discharge.
In order to which the present invention is further described, it is exemplified below more detailed embodiment and illustrates.
Gas inlet tube 4 is that outline is long 1.5 meters, wide 1.0 meters, high 0.5 meter of cuboid, 3-5 high pressure mist of inside setting
Change nozzle, spraying direction comes dirt direction；Second inertia dust-removing device 27 is arranged in Gas inlet tube 4, and dust-laden is distinguished and admirable to be used to by second
Property dust arrester 27 when due to airflow velocity it is very fast, moistening grit is separated to be attached to from distinguished and admirable under effect of inertia catches dirt
On baffle plate, final settlement.In order to exclude dedusting sewage in time, the bottom of Gas inlet tube 4 sets rhone 5, and sewage is flowed by rhone 5
Enter drainage pipeline discharge.Guide duct 26 is that outline is 0.6 meter of diameter, high 0.5 meter of cylinder, its internal setting eddy flow wind-guiding
Machine 6, after after formal start, the blade quick rotation of eddy flow induced draft fan 6 provides the kinetic energy to forward spin flow for ambient gas, gas
Quick flowing causes the bottom of eddy flow induced draft fan 6 to produce negative pressuren zone, and outside dusty gas is then by entering under atmospheric pressure effect
Airduct 4, into guide duct 26, if frequency converter 7 and regulation 8 grade components of switch now outside guide duct 26 can change
The blade rotational speed of eddy flow induced draft fan 6, so as to adapt to different production requirements.To flow unstable airflow, Gas inlet tube 4 and guide duct 26 it
Between 90 ° of angles 1/4 arc transition that radiuses are 0.3 meter is set.The outer tube 11 for increasing wind mechanism is that profile is 1.2 meters of external diameter, interior
0.8 meter of footpath, high 1.5 meters of hollow cylinder, between the outer wall of inner tube 1 and the inwall of outer tube 11 between form thickness and penetrated for 0.4 meter
Wind gap 12 is flowed out, the end of jet air-out gap 12 sets the jet mouth 10 of the annular of width 0.05-0.1 rice, the tube chamber of inner tube 1
9 form annular diversion cavity, and the outline of horn mouth formula duct set 13 is by upper 0.5 meter of bottom diameter, go to the bottom 1.2-1.5 meters of diameter, high 1-
1.5 meters of 0.5 meter of round platform and diameter, high 0.5 meter of cylinder is combined, and nozzle branch is passed through at the inlet air of horn mouth formula duct set 13
Stay tube sets 3-6 high pressure atomizing nozzle, and spraying direction comes dirt direction.The distinguished and admirable cyclonic action in eddy flow induced draft fan 6 after purification
Accelerate to flow into increasing wind mechanism, and moment jet air-out gap 12 with lower, and moment is full of the jet air-out gap 12 for increasing wind mechanism,
As shown in Figure 4, the distinguished and admirable jet mouth 10 narrow by 12 ends of jet air-out gap is extruded, and is projected at a high speed in a ring, inner tube 1
Tube chamber 9 in high-speed jet cause distinguished and admirable surrounding to form strong negative pressuren zone, outside dusty gas is forced into the tube chamber 9 of inner tube 1,
Wind collector structure is flowed in company with annular jet at a high speed.Jet flows through at a high speed the transition gap increased between wind mechanism and wind collector structure, surrounding
Dusty gas together flows at a high speed wind collector structure by the horn mouth formula duct set 13 of wind collector structure therewith, used through atomizing de-dusting agent
Property catch and water conservancy diversion air duct is flowed into after the double action of dirt further processing or discharged to other places, and in High Pressure Spray for Dust Suppression and used
Property catch that dirt effect is lower to carry out purifying and dedusting.
In dust arrester running, dustfall agent quantitative adding device 23 is continuous, the quantitative depositing dust water pipe 22 into mine
Dustfall agent is injected, the dust-proof of addition dustfall agent flows into storage tank 18 with water, when water level rises to liquid level sensor in storage tank 18
During 20 induction installation, liquid level sensor 20 sends signal to controlling organization 21, and controlling organization 21 controls magnetic valve for the signal
19 close, and stop continuing water filling into storage tank 18；Spraying supercharging device 16 by spraying water by storage tank 18 extract out after pressurize,
Used for the first shower head mechanism 2, the High Pressure Spray for Dust Suppression of the second shower head mechanism 30.
Certainly, described above is only presently preferred embodiments of the present invention, and the present invention is not limited to enumerate above-described embodiment, should
When explanation, any those skilled in the art are all equivalent substitutes for being made, bright under the teaching of this specification
Aobvious variant, all falls within the essential scope of this specification, ought to be protected by the present invention.
Claims (6)
1. a kind of annular jet dust pelletizing system of mining aerosol linkage, it includes atomizing de-dusting apparatus, it is characterised in that spray drop
Dirt device is connected with eddy flow speeder, and eddy flow speeder is connected with collection wind dust control device, and collection wind dust control device includes
Increase wind mechanism and wind collector structure, increase wind mechanism and arranged towards wind collector structure；Increasing wind mechanism includes outer tube, be provided with outer tube in
Pipe, forms jet air-out gap, jet air-out gap is connected with eddy flow speeder, penetrated between outer wall of inner tube and outer tube wall
It is that gradual change type projection is provided with blind end, outer wall of inner tube to flow out wind gap towards one end of wind collector structure, and gradual change type is raised certainly
The thickness of blind end to the other end in jet air-out gap is incrementally increased, and outer tube wall is corresponding with the raised most thick end of gradual change type
Place is provided with arcwall face, and arcwall face forms jet mouth with the raised most thick end of gradual change type, and jet mouth is connected with the tube chamber of inner tube；Penetrate
During jet-stream wind, negative pressuren zone is formed in the tube chamber of inner tube into the tube chamber of inner tube at jet mouth end for stem bar；
Apply certain speed through eddy flow induced draft fan and the distinguished and admirable of pressure flows rapidly into increasing wind mechanism, and moment is full of increasing wind mechanism
Jet air-out gap, the distinguished and admirable jet mouth extruding narrow by jet air-out gap end, is projected at a high speed, the pipe of inner tube in a ring
Intracavitary high-speed jet causes distinguished and admirable surrounding to form strong negative pressuren zone, and outside dusty gas is forced into the tube chamber of inner tube, in company with ring
Shape jet flows to wind collector structure at a high speed；According to aerodynamic principle, high velocity air flows into horn mouth formula collection by the tube chamber of inner tube
During airduct, dusty gas flows into wind collector structure around the transition gap of the two will drive again, and in high-pressure fog
Depositing dust and inertia catch the lower progress purifying and dedusting of dirt effect.
2. annular jet dust pelletizing system according to claim 1, it is characterised in that above-mentioned wind collector structure includes horn mouth formula
Duct set, the tube chamber of inner tube is towards horn mouth formula duct set, and horn mouth formula duct set is led by the first inertia dust-removing device with one
Stream air duct is connected.
3. annular jet dust pelletizing system according to claim 1, it is characterised in that above-mentioned eddy flow speeder includes wind-guiding
Eddy flow induced draft fan is provided with pipe, guide duct, guide duct is connected with jet air-out gap.
4. annular jet dust pelletizing system according to claim 3, it is characterised in that above-mentioned atomizing de-dusting apparatus includes inlet air
Pipe, Gas inlet tube is connected with guide duct, and the right angle joint of Gas inlet tube and guide duct is provided with arc transition, the inlet air of Gas inlet tube
The second inertia dust-removing device is provided with mouthful.
5. annular jet dust pelletizing system according to claim 1, it is characterised in that be provided with above-mentioned atomizing de-dusting apparatus
First shower head mechanism, the first shower head mechanism is connected by the first pipeline with the first supply channel, and is provided with wind collector structure
Two shower head mechanisms, the second shower head mechanism is connected by the second pipeline with the first supply channel, and the first supply channel increases with spraying
Pressure device is connected, and spraying supercharging device is connected by the second supply channel with deposit box, is set on the second supply channel
There are Y type liquid impurity filters, storage tank is connected with depositing dust water pipe in mine by the 3rd pipeline, is provided with the 3rd pipeline
Liquid level sensor is provided with magnetic valve, storage tank, the bottom of storage tank is provided with controlling organization, and magnetic valve, liquid level sensor are equal
Communicated to connect with controlling organization；Depositing dust water pipe is connected with a dustfall agent adding device in mine.
6. annular jet dust pelletizing system according to claim 2, it is characterised in that above-mentioned atomizing de-dusting apparatus and wind collector
Rhone is provided with structure, rhone is used to discharge the depositing dust sewage that atomizing de-dusting apparatus is produced with wind collector structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510932309.9A CN105569721B (en) | 2015-12-14 | 2015-12-14 | A kind of annular jet dust pelletizing system of mining aerosol linkage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510932309.9A CN105569721B (en) | 2015-12-14 | 2015-12-14 | A kind of annular jet dust pelletizing system of mining aerosol linkage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105569721A CN105569721A (en) | 2016-05-11 |
| CN105569721B true CN105569721B (en) | 2017-11-03 |
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| CN106437822B (en) * | 2016-11-30 | 2018-06-15 | 许德芳 | A kind of mining tunnel pneumatic dedusting device |
| CN107060873A (en) * | 2017-03-02 | 2017-08-18 | 刘明谭 | The wind power ganged shower nozzle of full negative pressure |
| CN110792638B (en) * | 2019-11-11 | 2021-07-27 | 上海应用技术大学 | Rough vacuum-pumping device with nano coating |
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| CN205189939U (en) * | 2015-12-14 | 2016-04-27 | 山东科技大学 | Mining annular is drawn and is penetrated dust pelletizing system |
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| DE2845872A1 (en) * | 1978-10-21 | 1980-04-24 | Bergwerksverband Gmbh | Integral advance dust extractor in mine ventilating plant - has ventilator providing its own and cooling element's drive and serving as mixer |
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| CN202431239U (en) * | 2012-01-17 | 2012-09-12 | 张家口市宣化金科钻孔机械有限公司 | Air-spray dust remover for drill rig |
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