CN105251751B - Mine dust emission and collection device and method - Google Patents
Mine dust emission and collection device and method Download PDFInfo
- Publication number
- CN105251751B CN105251751B CN201510587123.4A CN201510587123A CN105251751B CN 105251751 B CN105251751 B CN 105251751B CN 201510587123 A CN201510587123 A CN 201510587123A CN 105251751 B CN105251751 B CN 105251751B
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- Prior art keywords
- dust
- pressure pipeline
- collection
- positive pressure
- negative
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- Expired - Fee Related
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- 239000000428 dust Substances 0.000 title claims abstract description 118
- 238000000034 method Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 47
- 239000000843 powder Substances 0.000 claims abstract description 45
- 238000005452 bending Methods 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 13
- 230000001154 acute effect Effects 0.000 claims description 7
- 238000009837 dry grinding Methods 0.000 claims description 6
- 239000006148 magnetic separator Substances 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 239000004033 plastic Substances 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 5
- 239000011707 mineral Substances 0.000 abstract description 5
- 238000000227 grinding Methods 0.000 abstract description 3
- 230000036541 health Effects 0.000 abstract description 3
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 abstract description 2
- 238000003912 environmental pollution Methods 0.000 abstract description 2
- 238000005065 mining Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 8
- 239000003595 mist Substances 0.000 description 5
- 238000000926 separation method Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000000053 physical method Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000007885 magnetic separation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separating Particles In Gases By Inertia (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention belongs to fully mechanized mining ore grinding and technical field of beneficiation, and in particular to a kind of mine dust emission and collection device and method.Mine dust emission and collection device disclosed by the invention, including collection conduit and collection vessel, collection conduit includes dust inlet and dust outlet, collection vessel is located at below dust outlet, collection conduit is divided into negative-pressure pipeline and positive pressure pipeline, dust inlet is located at negative-pressure pipeline end, dust outlet is located at positive pressure pipe end, there is discharge pipe in the access of the boundary of positive pressure pipeline and negative-pressure pipeline, the wind blown out from discharge pipe is equipped with the atomizer connecting with water atomizer(-iser) to the positive pressure pipeline inside the pipeline of positive pressure pipeline.The collection device of this structure and the method for use this collection device processing miberal powder dirt can be with minimum water consumptions, ensure that no calx dirt is excessive, it is high-efficient to recycle miberal powder dirt, subsequent processes are simple, avoid environmental pollution, the amount that operating personnel sucks minerals is greatly reduced, has ensured the health of operating personnel.
Description
Technical field
The invention belongs to fully mechanized mining ore grinding and technical field of beneficiation, and in particular to one kind is produced for handling ore dressing or grinding attachment
The mine dust emission and collection device and method of raw miberal powder dirt.
Background technique
Preparation equipment is the commonly used equipment that mineral resources are exploited and utilized.Beneficiation method have physical method and chemical method it
Point.Physical method includes magnetic method, gravity separation method, electrostatic separation method, centrifugal separation and sorting.In general, using object
Before reason method ore dressing, mineral is needed to grind.So the preparation equipment using physical method can all generate dust.These contain
There is the dust of metal object on the one hand to will cause serious injury to the body of operation equipment staff, on the other hand to environment
It will cause serious pollution.Some ingredients in these dust objects can recycle, and being discharged to it with collection is very
There is realistic meaning.
When dry ball and magnetic ore separation machine work, generates miberal powder dirt and generally pass through air draft or extractor fan row
It is put into the container or anhydrous container that one is filled with water.Using bigger, the subsequent processing of demand of the water container to water
It is complicated；If improper to post-job water process, it be easy to cause secondary pollution.It not can avoid using anhydrous container and have miberal powder
Dirt is dispersed into atmosphere, causes air pollution.Disclose that " miberal powder gas is defeated application No. is 201210094971.8 Chinese patent
Send dry type magnetic separation device and method ", including dry ball, dry-type magnetic extractor, hopper, air duct, flat mouth pipe, negative-pressure air duct etc.,
Bag filter is sent by the gas for having pressure ventilation pipe to shunt in the part therein for being related to mine dust processing, and mine dust is collected by dust arrester,
Gas is discharged into atmosphere.The disadvantage is that cloth bag has the dust of leakage always, being discharged into atmosphere still has part dust.
Summary of the invention
The technical problems to be solved by the present invention are: providing a kind of preferable mine dust emission of dust collection effect and collecting
Device and method.
The present invention solves mine dust emission and collection device used by its technical problem, including collection conduit and collection are held
Device, collection conduit include dust inlet and dust outlet, and the collection vessel is located at below the dust outlet, the collecting pipe
Road is divided into negative-pressure pipeline and positive pressure pipeline, and the dust inlet is located at the negative-pressure pipeline end, and the dust outlet is located at described
Positive pressure pipe end has discharge pipe in the access of the boundary of the positive pressure pipeline and the negative-pressure pipeline, blows out from the discharge pipe
Wind to the positive pressure pipeline, the atomizer that connect with water atomizer(-iser) is equipped with inside the pipeline of the positive pressure pipeline.It leans on
The negative-pressure pipeline of nearly dust inlet can generate negative pressure, can be by the dust of generation when it connect with the equipment for generating miberal powder dirt
Sucking；Positive pressure pipeline by picking up dust outlet can generate positive pressure, i.e., entire collection conduit, which can be generated from dust inlet, flows to dust
The air-flow of outlet can blow out miberal powder dirt through dust outlet after miberal powder dirt enters collection conduit；Inside positive pressure pipeline
Atomizer can spray misty water, these water mists are attached to above miberal powder dirt, and miberal powder dirt adsorbs mutually, form block bulk, just
In collection, dust is not easy to be discharged into atmosphere, and institute's water requirement is smaller；Dust due to forming bulk has self weight, in addition collecting
The effect of wind pressure in pipeline, bulk dust will be fallen into collection vessel below dust outlet.The miberal powder dirt of this structure is arranged
It puts preferable with collection device collecting effect.
Further, tubaeform dust hood is sealedly connected at the dust inlet, the path of the dust hood
Port and the dust inlet are tightly connected.
Further, the discharge pipe connects blower, the discharge pipe and the negative-pressure pipeline are at an acute angle.
Further, between the water atomizer(-iser) and atomizer by fog output tube connect, the fog output tube with it is described
Negative-pressure pipeline is at an acute angle.
Further, the collection conduit includes sequentially connected tilting section, bending section and vertical section, the tilting section
For close to the place of dust inlet section, and the tilting section tilts down setting, and the vertical section is the close dust
The place section of outlet, and the vertical section is arranged vertically downward, a part of tilting section close to the dust inlet is negative
Pressure pipeline, tilting section, the bending section described in another part and the vertical section are positive pressure pipeline.
Further, the atomizer is between the bending section and vertical section.
Further, the material of the collection vessel is metal or plastics.
Further, the blower includes rack, motor and variable-frequency governor, the motor and variable-frequency governor are fixed
In the rack, the motor is connected by cable with the variable-frequency governor, and discharge pipe connects the blower.
Further, the water atomizer(-iser) includes supersonic generator and power amplifier, energy converter and sealing container,
The supersonic generator and power amplifier are connected by cable with the energy converter, and the energy converter is located at sealing container
Interior, the sealing container is connected by water pipe with water regulating valve, and the fog output tube connects the sealing container.
The present invention solves mine dust emission and collection method used by its technical problem, includes the following steps
S1, tubaeform dust hood is connect with the miberal powder dirt exit seal of dry milling machine or magnetic separator；
S2, starting blower, the revolving speed of blower are adjusted according to Dust Capacity, Dust Capacity is bigger, and revolving speed is faster；
S3, starting water atomizer(-iser), the output power of supersonic generator and power amplifier, dust are adjusted according to Dust Capacity
Amount is bigger, and output power is bigger；
S4, starting dry milling machine or magnetic separator；
S5, feed.
The beneficial effects of the present invention are: being formed before so that miberal powder dirt is blown out collection conduit due to the water atomizer(-iser) used
Bulk is not easy to be discharged into atmosphere, with minimum water consumption, it is ensured that excessive without calx dirt, miberal powder dirt recovery efficiency is high, subsequent
Processing is simple, avoids environmental pollution, greatly reduces the amount that operating personnel sucks minerals, has ensured that the body of operating personnel is strong
Health.
Detailed description of the invention
Fig. 1 is the top view of one embodiment of mine dust emission of the present invention and collection device；
Fig. 2 is Fig. 1 top view；
Fig. 3 is the main view of one embodiment of blower of the present invention；
Fig. 4 is the top view of one embodiment of water atomizer(-iser) of the present invention；
Components, position and number in figure: collection conduit 1, dust inlet 11, dust outlet 12, tilting section 13, bending section
14, vertical section 15, collection vessel 2, water atomizer(-iser) 3, atomizer 31, fog output tube 32, supersonic generator and power amplifier
33, energy converter 34, sealing container 35, water pipe 36, water regulating valve 37, dust hood 4, path port 41, blower 5, discharge pipe 51,
Motor 52, variable-frequency governor 53.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings.It should be noted that for these embodiments
Illustrate to be used to help understand the present invention, but and does not constitute a limitation of the invention.
As shown in Figures 1 to 4, mine dust emission of the present invention and collection device include that collection conduit 1 and collection are held
Device 2, collection conduit 1 include dust inlet 11 and dust outlet 12, and the collection vessel 2 is located at 12 lower section of dust outlet,
The collection conduit 1 is divided for negative-pressure pipeline and positive pressure pipeline, and the dust inlet 11 is located at the negative-pressure pipeline end, the dust
Outlet 12 is located at the positive pressure pipe end, has discharge pipe 51 in the access of the boundary of the positive pressure pipeline and the negative-pressure pipeline,
The wind blown out from the discharge pipe 51 is equipped with and water atomizer(-iser) to the positive pressure pipeline inside the pipeline of the positive pressure pipeline
The atomizer 31 of 3 connections.The effect of collection conduit 1 is that the channel of a circulation is provided for miberal powder dirt；Close to dust inlet 11
Negative-pressure pipeline can generate negative pressure, when its with generate miberal powder dirt equipment connect when, the dust of generation can be sucked；Close to powder
The positive pressure pipeline of dirt outlet 12 can generate positive pressure, i.e., entire collection conduit 1, which can be generated from dust inlet 11, flows to dust outlet 12
Air-flow, miberal powder dirt can be blown out through dust outlet after miberal powder dirt enters collection conduit 1；Atomization inside positive pressure pipeline
Nozzle 31 can spray misty water, these water mists are attached to above miberal powder dirt, and miberal powder dirt adsorbs mutually, form block bulk, be convenient for
It collects, dust is not easy to be discharged into atmosphere, and institute's water requirement is smaller；Dust due to forming bulk has self weight, in addition collecting pipe
The effect of wind pressure in road 1, bulk dust will be fallen into 12 lower section collection vessel 2 of dust outlet.Compared with prior art, this
The mine dust emission of kind of structure is with collection device advantage: the water mist generated with minor amount of water by miberal powder dirt adsorb into mutually bulk or
Person's bulk, it is ensured that the discharge and collection of miberal powder dirt No leakage；Structural reduction, rationally, it is easy to manufacture, it is low in cost；Also, it collects
As long as miberal powder dirt isolating moisture using the simple approach such as sunning or pico- heating, carry out subsequent processing or
Person's processing, more effectively utilizes mineral resources, reduces running cost；Ore dressing sewage is not generated, does not generate miberal powder dirt, has ensured operation
The health of personnel prevents pollution environment.
Specifically, in order to make miberal powder dirt be easily accessible dust inlet 11, loudspeaker are sealedly connected at the dust inlet 11
The dust hood 4 of shape, the path port 41 of the dust hood 4 and the dust inlet 11 are tightly connected.4 liang of horn-like dust hood
End has opening, and the opening of the aperture efficiency other end of one end is big, and the opening and dust inlet 11 of path port 41 are tightly connected.This
The dust hood 4 of kind structure can adsorb greater area of miberal powder dirt, stronger to the adsorption capacity of miberal powder dirt.Specifically, dust hood 4 can
It, can also be using cone to use four polygonal pyramid shapes.
Specifically, the distinguished and admirable of dust outlet 12, the discharge pipe are blowed in order to make to generate in collection conduit 1 from dust inlet 11
51 connection blowers 5, the discharge pipe 51 and the negative-pressure pipeline are at an acute angle.Discharge pipe 51 with the negative-pressure pipeline is at an acute angle to make
Blow the wind that 51 go out from discharge pipe drives miberal powder dirt to flow toward the direction of collection vessel 2 to dust outlet 12, and is not likely to produce
Reflux.
Specifically, in order to make miberal powder sludge pellet effect preferably and be not easy to flow back, between the water atomizer(-iser) 3 and atomizer 31
It is connected by fog output tube 32, the fog output tube 32 and the negative-pressure pipeline are at an acute angle.Fog output tube 32 and the negative-pressure pipeline Cheng Rui
Angle can ensure that miberal powder dirt and water mist are only moved toward 12 direction of dust outlet, be not easy to flow back.
Specifically, in order to further make miberal powder dirt be not easy reflux and trafficability performance of the miberal powder dirt in collection conduit 1 it is good, it is described
Collection conduit 1 includes sequentially connected tilting section 13, bending section 14 and vertical section 15, and the tilting section 13 is close to the dust
The place section of entrance 11, and the tilting section 13 tilts down setting, the vertical section 15 is close to the dust outlet 12
Place section, and the vertical section 15 is arranged vertically downward, a part of tilting section 13 close to the dust inlet 11 is negative
Pressure pipeline, tilting section 13, the bending section 14 described in another part and the vertical section 15 are positive pressure pipeline.Tilting section 13 can make
Miberal powder dirt into collection conduit 1 does not flow back；Bending section 14 can change collection conduit 1 towards while minimize to collection
Distinguished and admirable resistance in pipeline 1；Vertical section 15 can make dust outlet 12 be further able to enable pockets of miberal powder dirt certainly directly downward
Weight and it is distinguished and admirable under the action of fall into collection vessel 2.
Specifically, in order to enable pockets of miberal powder dirt successfully to fall into collection vessel 2, the atomizer 31 is located at described
Between bending section 14 and vertical section 15.Atomizer 31 can make miberal powder dirt in mist between the bending section 14 and vertical section 15
Change 31 position of nozzle and become bulk, since 31 lower section of atomizer connects vertical section 15, pockets of miberal powder dirt can be
It is fallen under the action of self weight in collection vessel 2.And by the effect of bending section 14, the flow velocity of miberal powder dirt, which has, centainly to be slowed down, stream
The miberal powder dirt that speed slows down can be atomized water and sufficiently spray, and then the agglomerating effect of miberal powder dirt can be made preferable.
Specifically, mine flour dust overflow, the material of the collection vessel 2 are metal or plastics in order to prevent.It is removed compared to pocket type
The wall surface of all directions of the collection vessel 2 of dirt device, metal or plastic material has leakproofness, and miberal powder dirt cannot be permeated by wall
It goes out.Specifically, collection vessel 2 can be using aluminum, irony or PU material etc..
Specifically, wind caused by blower 5 is adjusted the speed for convenience, the blower 5 includes rack, motor 52 and frequency conversion
Governor 53, the motor 52 and variable-frequency governor 53 are fixed in the rack, and the motor 52 passes through cable and the change
Frequency governor 53 is connected, and discharge pipe 51 connects the blower 5.Variable-frequency governor 53 can play the role of speed regulation.Specifically, wind
Pipe diameter is 50~100mm.
Specifically, described in order to which the water for flowing into water atomizer(-iser) 3 and the water mist amount for entering collection conduit 1 are adjusted
Water atomizer(-iser) 3 includes supersonic generator and power amplifier 33, energy converter 34 and sealing container 35, the supersonic generator
And power amplifier 33 is connected by cable with the energy converter 34, the energy converter 34 is located in sealing container 35, described close
Envelope container 35 is connected by water pipe 36 with water regulating valve 37, and the fog output tube 32 connects the sealing container 35.Energy converter 34
It is mechanical energy electromagnetic energy, water is allowed to resolve into hydrone, is formed misty；The output power of ultrasonic power amplifier can be with
It adjusts, adjusts the output power of supersonic generator and power amplifier 33, can control the water mist amount into collection conduit 1；
The water entered in sealing container 35 from water pipe 36 is adjustable by regulating pondage regulating valve 37.
Mine dust emission of the present invention and collection method, include the following steps
S1, tubaeform dust hood 4 is connect with the miberal powder dirt exit seal of dry milling machine or magnetic separator；
S2, starting blower 5, the revolving speed of blower 5 are adjusted according to Dust Capacity, Dust Capacity is bigger, and revolving speed is faster；
S3, starting water atomizer(-iser) 3, the output power of supersonic generator and power amplifier 33 is adjusted according to Dust Capacity,
Dust Capacity is bigger, and output power is bigger；
S4, starting dry milling machine or magnetic separator；
S5, feed.
Claims (7)
1. mine dust emission and collection device, including collection conduit (1) and collection vessel (2), collection conduit (1) they include that dust enters
Mouth (11) and dust outlet (12), the collection vessel (2) are located at below the dust outlet (12), it is characterised in that:
The collection conduit (1) is divided into negative-pressure pipeline and positive pressure pipeline, and the dust inlet (11) is located at the negative-pressure pipeline end,
The dust outlet (12) is located at the positive pressure pipe end, has in the boundary access of the positive pressure pipeline and the negative-pressure pipeline
Discharge pipe (51), the wind blown out from the discharge pipe (51) is to the positive pressure pipeline, the discharge pipe (51) and the negative pressure
Pipeline is at an acute angle；
The atomizer (31) connecting with water atomizer(-iser) (3) is equipped with inside the pipeline of the positive pressure pipeline；The water atomizer(-iser)
(3) it is connect between atomizer (31) by fog output tube (32), the fog output tube (32) and the negative-pressure pipeline are at an acute angle；Institute
Stating collection conduit (1) includes sequentially connected tilting section (13), bending section (14) and vertical section (15), and the tilting section (13) is
Place section close to the dust inlet (11), and the tilting section (13) tilts down setting, the vertical section (15) for by
The place section of the nearly dust outlet (12), and the vertical section (15) is arranged vertically downward, close to the dust inlet (11)
A part of tilting section (13) be negative-pressure pipeline, tilting section (13), the bending section (14) described in another part with it is described
Vertical section (15) is positive pressure pipeline；The atomizer (31) is between the bending section (14) and vertical section (15).
2. mine dust emission according to claim 1 and collection device, it is characterised in that:
It is sealedly connected at the dust inlet (11) tubaeform dust hood (4), the path port of the dust hood (4)
(41) it is tightly connected with the dust inlet (11).
3. mine dust emission according to claim 1 and collection device, it is characterised in that:
The discharge pipe (51) connects blower (5).
4. mine dust emission according to claim 1 and collection device, it is characterised in that:
The material of the collection vessel (2) is metal or plastics.
5. mine dust emission according to claim 3 and collection device, it is characterised in that:
The blower (5) includes rack, motor (52) and variable-frequency governor (53), the motor (52) and variable-frequency governor (53)
It is fixed in the rack, the motor (52) is connected by cable with the variable-frequency governor (53).
6. mine dust emission according to claim 5 and collection device, it is characterised in that:
The water atomizer(-iser) (3) includes supersonic generator and power amplifier (33), energy converter (34) and sealing container (35),
The supersonic generator and power amplifier (33) are connected by cable with the energy converter (34), energy converter (34) position
In sealing container (35), the sealing container (35) is connected by water pipe (36) with water regulating valve (37), the fog output tube
(32) sealing container (35) is connected.
7. mine dust emission and collection method, which is characterized in that using mine dust emission as claimed in claim 6 and collect dress
It sets, includes the following steps:
S1, tubaeform dust hood (4) is connect with the miberal powder dirt exit seal of dry milling machine or magnetic separator；
S2, starting blower (5), the revolving speed of blower (5) are adjusted according to Dust Capacity, Dust Capacity is bigger, and revolving speed is faster；
S3, starting water atomizer(-iser) (3), the output power of supersonic generator and power amplifier (33) is adjusted according to Dust Capacity,
Dust Capacity is bigger, and output power is bigger；
S4, starting dry milling machine or magnetic separator；
S5, feed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510587123.4A CN105251751B (en) | 2015-09-15 | 2015-09-15 | Mine dust emission and collection device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510587123.4A CN105251751B (en) | 2015-09-15 | 2015-09-15 | Mine dust emission and collection device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105251751A CN105251751A (en) | 2016-01-20 |
| CN105251751B true CN105251751B (en) | 2019-04-16 |
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ID=55091848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510587123.4A Expired - Fee Related CN105251751B (en) | 2015-09-15 | 2015-09-15 | Mine dust emission and collection device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105251751B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109704542A (en) * | 2019-02-26 | 2019-05-03 | 四川旭虹光电科技有限公司 | A kind of dust stratification cleaning plant |
| CN110639680B (en) * | 2019-08-24 | 2021-08-10 | 安徽友邦新材料有限公司 | Limestone screening device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201669256U (en) * | 2010-04-20 | 2010-12-15 | 华岁喜 | Wet negative-pressure induction dedusting system |
| CN202028598U (en) * | 2011-03-16 | 2011-11-09 | 鞍钢集团矿业公司 | Negative pressure dust-proof device arranged at unloading end of belt machine for mineral processing plant |
| CN203494616U (en) * | 2013-09-09 | 2014-03-26 | 湖州新开元碎石有限公司 | Dedusting and cooling device and stone breaker |
-
2015
- 2015-09-15 CN CN201510587123.4A patent/CN105251751B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201669256U (en) * | 2010-04-20 | 2010-12-15 | 华岁喜 | Wet negative-pressure induction dedusting system |
| CN202028598U (en) * | 2011-03-16 | 2011-11-09 | 鞍钢集团矿业公司 | Negative pressure dust-proof device arranged at unloading end of belt machine for mineral processing plant |
| CN203494616U (en) * | 2013-09-09 | 2014-03-26 | 湖州新开元碎石有限公司 | Dedusting and cooling device and stone breaker |
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| Publication number | Publication date |
|---|---|
| CN105251751A (en) | 2016-01-20 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190416 |