CN105569722A

CN105569722A - Mobile mining face dust remover

Info

Publication number: CN105569722A
Application number: CN201610101957.4A
Authority: CN
Inventors: 吕志; 吕师帅; 刘思博
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-02-24
Filing date: 2016-02-24
Publication date: 2016-05-11
Anticipated expiration: 2036-02-24
Also published as: CN105569722B

Abstract

The invention relates to a mobile mining face dust remover. The mobile mining face dust remover is characterized by comprising a dust cover body, multiple turning plate type dust discharging hoppers arranged on the upper portion of the dust cover body, turning plate type dust discharging valves arranged between the corresponding turning plate type dust discharging hoppers and the dust cover body, and dust guide passages which are arranged on the upper portions of the corresponding turning plate type dust discharging hoppers and communicated with the corresponding turning plate type dust discharging hoppers and axial flow fans and energy reducing stoppers which are arranged in the dust guide passages; the end, close to the mining face, of each dust guide passage is opened, the other end of the dust guide passage is provided with a filter screen, multiple dust sucking mouths are formed in the side walls and the tops of the dust guide passages in the length direction of the passages, the axial flow fans are fixed at the ends close to the corresponding filter screens, the energy reducing stoppers are each shaped like a plate and are arranged on the two sides inside the corresponding dust guide passages in a staggered mode, and oblique included angles are arranged between the energy reducing stoppers and the side walls of the dust guide passages. According to the mobile mining face dust remover, the dust raising problem in the mining and mine loading and unloading processes is thoroughly solved, the structure is simple, and use is reliable.

Description

Portable mining face deduster

Technical field

The present invention relates to and be a kind ofly applied to the deduster collecting large area airborne dust in the industry exploitation such as generating, mine, iron and steel, cement, coal, flour, harbour, cargo handling process, alternative sack cleaner, particularly a kind of portable mining face deduster.

Background technology

At present, in order to solve mining face airborne dust problem, generally adopt water spray dust's mode both at home and abroad, such as underground coal mine production face water spray dust, but there are the following problems for it: use water spray dust can only reduce sub-fraction coal dust, reason is that water spray dust allows coal dust absorb moisture increase coal dust weight exactly and makes it from falling, but due to coal dust having kerosene, the time that coal dust absorbs water smoke has delayed, and the coal dust amount that digger produces is lasting, so the phenomenon of dust accumulation will be produced in coal mining face.Although each mining area strengthens the labour protection to underground labour at present, such mining environment still can cause a large amount of workman to produce anthraco-silicosis, has a strong impact on the work quality of underground labour, even life-threatening.Meanwhile, dust concentration is too high also brings production safety hidden danger, and the generation of a lot of mine disaster is not that dust explosion causes gas explosion, is exactly that gas explosion causes dust explosion.In order to solve the problem, also saying is had to adopt sack cleaner to substitute water spray dust, although sack cleaner can use in down-hole in theory, but underground mining flour dust concentration is too large, need sack cleaner filter area large, down-hole limited space, does not have the sack cleaner that enough space mounting are huge; In addition, production face is mobile, along with the passing of production face, the place of exploiting the earliest defines goaf and sedimentation caving zone, the installation sack cleaner even if having living space, the movement of sack cleaner is very difficult, so sack cleaner can not use substantially in down-hole.

Summary of the invention

The object of the invention is the portable mining face deduster in order to provide airborne dust problem in a kind of thorough solution mining, cargo handling process, its structure is simple, uses reliable.

Technical scheme of the present invention is:

A kind of portable mining face deduster, it is characterized in that: comprise dust-proof cover body, be arranged in the multiple turnover plate type ash-unloading hoppers above dust-proof cover body, be located at the turnover plate type unloading valve between turnover plate type ash-unloading hopper and dust-proof cover body, be located at the dust guiding channel communicated above turnover plate type ash-unloading hopper and with each turnover plate type ash-unloading hopper, be located at the axial flow blower in dust guiding channel and fall energy stopper, described dust guiding channel is near the one end open of production face, the other end is provided with filter screen, channel side wall and top are evenly arranged multiple suction port along channel-length direction, described axial flow blower is fixed near filter screen end, described falling can stopper be tabular, quantity is multiple, interlaced arrangement is in the inner both sides of dust guiding channel and be provided with slanted angle respectively and between dust guiding channel sidewall.

Above-mentioned portable mining face deduster, described dust-proof cover body is fixed on above the frame of the belt conveyer that the cooperation digger for mining uses.

Above-mentioned portable mining face deduster, described in fall can slanted angle between stopper and dust guiding channel sidewall for being less than 90 degree.

Above-mentioned portable mining face deduster, the upper edge of adjacent two described turnover plate type ash-unloading hoppers connects, to prevent laying dust in dust guiding channel.

Above-mentioned portable mining face deduster, the described forward and backward two ends of dust-proof cover body are not closed, to prevent from interfering Mining Transport.

The invention has the beneficial effects as follows: 1, adopt the aspiration of negative pressure principle, move with it in the process of digger exploitation driving, the dust at production face place is sucked fast in dust guiding channel, and utilization is fallen and can dust kinetic energy be made to decline fast close to zero by stopper, fall into turnover plate type ash-unloading hopper, above the bed of material being dropped down onto belt conveyer again by turnover plate type unloading valve, realize the effect that namely dust produces i.e. sedimentation; 2, the setting of dust-proof cover body prevents the phenomenon of reentrainment of dust to occur; 3, in order to large area absorption airborne dust, axial flow blower works under the state of negative pressure always, and in order to prevent air-flow reversed turning, filter screen will be filtered rear air-flow and discharge.To sum up, the invention solves a depositing dust difficult problem for mining particular surroundings, traditional dedusting of complexity is simplified, every field can be applied to flexibly.

Accompanying drawing explanation

Fig. 1 is structural representation of the present invention;

Fig. 2 be in Fig. 1 A-A to sectional drawing.

In figure: 1. production face, 2. digger, 3. dust guiding channel, 4. fall can stopper, 5. suction port, 6. axial flow blower, 7. filter screen, 8. turnover plate type ash-unloading hopper, 9. turnover plate type unloading valve, 10. dust-proof cover body, 11. belt conveyers.

Detailed description of the invention

As shown in Figure 1, this portable mining face deduster, comprise dust-proof cover body 10, be arranged in multiple turnover plate type ash-unloading hoppers 8 above dust-proof cover body 10, be located at turnover plate type unloading valve 9 between turnover plate type ash-unloading hopper 8 with dust-proof cover body 10, be located at communicate above turnover plate type ash-unloading hopper 8 and with each turnover plate type ash-unloading hopper 8 dust guiding channel 3, being located at the axial flow blower 6 in dust guiding channel 3 and falling can stopper 4.Wherein, described dust guiding channel 3 communicates with production face space near the one end open of production face 1, and the other end is provided with filter screen 7, and channel side wall and top are evenly arranged multiple suction port 5 along channel-length direction.Described axial flow blower 6 is fixed near filter screen 7 end.Described fall can stopper 4 in tabular, quantity is multiple, and interlaced arrangement is in the inner both sides of dust guiding channel 3 and be provided with slanted angle respectively and between dust guiding channel 3 sidewall, and slanted angle is less than 90 degree, see Fig. 2.For preventing laying dust in dust guiding channel 3, the upper edge of adjacent two described turnover plate type ash-unloading hoppers 8 connects.During use, above the frame dust-proof cover body 10 of deduster being fixed on the belt conveyer 11 that the cooperation digger 2 for mining uses.The cross section of described dust-proof cover body 10 is rectangle, and bottom communicates with the bed of material surface of belt conveyer 11, and the forward and backward two ends of dust-proof cover body 10 are not closed, and prevent interference Mining Transport.

The course of work: digger 2 is started working, production face 1 starts airborne dust, open axial flow blower 6, dust enters dust guiding channel 3 by the opening end of dust guiding channel 3 with each suction port 5, dust constantly clashes into and falls and can make energy decline by stopper 4 in dust guiding channel 3, finally fall in turnover plate type dump skip 8, when dust reaches constant weight, turnover plate type unloading valve 9 is opened above the bed of material that to be turned over by dust and fall belt conveyer 11, dust is transported together with material, turnover plate type unloading valve 9 recovers to close after unloading ash, air-flow after filter screen 7 filters is discharged.

Claims

1. a portable mining face deduster, it is characterized in that: comprise dust-proof cover body, be arranged in the multiple turnover plate type ash-unloading hoppers above dust-proof cover body, be located at the turnover plate type unloading valve between turnover plate type ash-unloading hopper and dust-proof cover body, be located at the dust guiding channel communicated above turnover plate type ash-unloading hopper and with each turnover plate type ash-unloading hopper, be located at the axial flow blower in dust guiding channel and fall energy stopper, described dust guiding channel is near the one end open of production face, the other end is provided with filter screen, channel side wall and top are evenly arranged multiple suction port along channel-length direction, described axial flow blower is fixed near filter screen end, described falling can stopper be tabular, quantity is multiple, interlaced arrangement is in the inner both sides of dust guiding channel and be provided with slanted angle respectively and between dust guiding channel sidewall.

2. portable mining face according to claim 1 deduster, is characterized in that: described dust-proof cover body is fixed on above the frame of the belt conveyer that the cooperation digger for mining uses.

3. portable mining face according to claim 1 deduster, is characterized in that: described in fall and can be less than 90 degree by the slanted angle between stopper and dust guiding channel sidewall.

4. portable mining face according to claim 1 deduster, is characterized in that: the upper edge of adjacent two described turnover plate type ash-unloading hoppers connects.

5. portable mining face according to claim 1 deduster, is characterized in that: the described forward and backward two ends of dust-proof cover body are not closed.