CN105381857B - A kind of downhole gangue crushing plant with dedusting function - Google Patents

A kind of downhole gangue crushing plant with dedusting function Download PDF

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Publication number
CN105381857B
CN105381857B CN201510892053.3A CN201510892053A CN105381857B CN 105381857 B CN105381857 B CN 105381857B CN 201510892053 A CN201510892053 A CN 201510892053A CN 105381857 B CN105381857 B CN 105381857B
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China
Prior art keywords
dust
dedusting function
crushing plant
crusher
feeding
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Application number
CN201510892053.3A
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Chinese (zh)
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CN105381857A (en
Inventor
张建国
林柏泉
魏思祥
杨威
吴建亭
郑苑楠
孙矩正
胡金红
仝艳军
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China University of Mining and Technology CUMT
Pingdingshan Tianan Coal Mining Co Ltd
China Pingmei Shenma Energy and Chemical Group Co Ltd
Original Assignee
China University of Mining and Technology CUMT
Pingdingshan Tianan Coal Mining Co Ltd
China Pingmei Shenma Energy and Chemical Group Co Ltd
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Priority to CN201510892053.3A priority Critical patent/CN105381857B/en
Publication of CN105381857A publication Critical patent/CN105381857A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C21/00Disintegrating plant with or without drying of the material
    • B02C21/02Transportable disintegrating plant
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D50/00Combinations of methods or devices for separating particles from gases or vapours
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group

Abstract

The present invention provides a kind of downhole gangue crushing plant with dedusting function, including closing shell, feeding equipment, broken unit, dust-extraction unit, wet spray dust pelletizing system and elevating conveyor;Feeding equipment is located at closing case top, is connect with broken unit;Broken unit includes the crusher interconnected by belt and transmission fire-proof motor, is both secured to the bottom of closing shell;Dust-extraction unit is fixed on the top of closing shell, is located at the right side of loading hopper, opening is to the left;Wet spray dust pelletizing system includes the atomizer of high-pressure water pipe and installation, is located at around crusher outlet at bottom;Elevating conveyor is located at the lower right of closing shell.Its is simple in structure, easy to operate, cheap, highly practical.The equipment has both that spoil is broken and dedusting function, effectively purifies operating environment, simple in structure, easy to operate.

Description

A kind of downhole gangue crushing plant with dedusting function
Technical field
The present invention relates to coal mine machinery field, specially a kind of downhole gangue crushing plant with dedusting function.
Background technology
Main energy sources of the coal as China, it plays extremely important effect in socio-economic development.Gangue It is the solid waste being discharged in the driving in coal, exploitation and washing process, harmful substance is considered as by coal industry for a long time.In State accumulates gangue up to 1,000,000,000 tons or more, and 100,000,000 tons of gangue will also be discharged every year.Underground coal mine space is smaller, broken in gangue In broken and loading chute, a large amount of dust can be generated in restricted clearance, Mine Dust is one of five big disaster of coal mine, so in cash In stone shattering process, it is vital link to carry out control to the dust of generation, health problem, the safety of coal mine with worker It produces closely bound up.Dust removal by ventilation is the main means of improvement dust harzard, but during dust removal by ventilation, the air quantity needed Greatly, operating location is seriously polluted, and dust is big with distinguished and admirable diffusion spreading range in tunnel, and working environment is poor, has seriously affected day The health of normal safety in production and worker.The broken dust generated of spoil is handled and can effectively be solved from dust production resource This problem, but it is less for the professional equipment of dust production resource at present, and downhole gangue crushing plant of the exploitation with dedusting function is to changing Kind mine safety production situation is of great significance.
Invention content
In view of above-mentioned deficiency, the present invention provides a kind of downhole gangue crushing plant with dedusting function, and it is broken to have both spoil Broken and dedusting function effectively purifies operating environment, simple in structure, easy to operate.
In order to solve the above-mentioned technical problem, the technical solution adopted in the present invention is:
A kind of downhole gangue crushing plant with dedusting function, including:
Shell is closed, top left side contains an opening, and an outlet is contained in bottom, and there are four wheels for bottom installation;
The big mouth of feeding equipment, including loading hopper, sealing partition board and feeding-passage, the loading hopper is located at closing shell Outside, osculum is deeply internal by the open top for closing shell, and is connected with feeding-passage, which is set to charging Between funnel and feeding-passage;
Broken unit, including crusher and transmission fire-proof motor, are both secured to the bottom of closing shell, the feed of crusher Mouth is connect with feeding-passage, and discharge port is connect with the outlet at bottom of closing shell, which passes through skin with crusher Band connection;
Dust-extraction unit, including rotational flow dust-removing cover, air duct and wind turbine, the rotational flow dust-removing cover are fixed on the top of closing shell, Positioned at the right side of loading hopper, left end is opening, and right end is connect with air duct, which is fixed on the inside of rotational flow dust-removing cover;
Wet spray dust pelletizing system, including high-pressure water pipe and atomizer, the high-pressure water pipe are fixed on discharge hole of crusher Around;The atomizer is installed in high-pressure water pipe, is divided into two groups, downward, another group of nozzle level direction goes out one group of nozzle In material mouth;
Elevating conveyor is located at the lower right of closing shell, and wherein one end is located at the lower section of closing housing bottom outlet.
Further, the sealing partition board is connect by hinge with feeding-passage, is opened up, and is closed downwards.
Further, the atomizer is multiple.
Further, the inclination angle on the elevating conveyor and ground is 10-40 degree.
Further, the downhole gangue crushing plant with dedusting function further includes cyclone dust collectors, is connected to described On air duct.
Further, the rotational flow dust-removing cover includes dust excluding hood mouth and dust excluding hood shell, and dust excluding hood mouth is horn-like, big mouth To the left, osculum and dust excluding hood cage connection.
Further, the wind turbine includes small anti-explosion motor and fan blade, and small anti-explosion motor is fixed by the bracket In on the rotational flow dust-removing cover, fan blade is installed on the axis of small anti-explosion motor, towards left side.
Further, the crusher further includes explosion-proof tup and sieve plate, is all made of bronze alloy material.
The invention has the advantages that the equipment can prevent the dust generated in spoil shattering process, do not increasing air quantity Under the premise of, the rotational flow dust-removing cover installed additional at loading hopper generates whirlwind by internal wind turbine, obtains than general dust excluding hood EFFECTIVE RANGE is farther, range bigger suction effect, ensure that the dust at loading hopper does not diffuse into chamber;It removes Dust hood mouth, fan blade, small anti-explosion motor model can be replaced as needed;High-pressure water pipe connects atomizer, can be with It sprays to different directions, forms water curtain wall in discharge port surrounding, the water fog particle for preventing dust to external diffusion, while generating Moistening depositing dust processing can be carried out to spoil material, prevent from generating reentrainment of dust in elevating conveyor loading chute;Inside crusher Tup is manufactured with sieve plate using bronze alloy material, prevents from generating spark in shattering process.Compared with prior art, the equipment Overall structure is simple, easy to use, high dust collection efficiency, the effect of air decontamination in broken space may be implemented, while entire broken The power section of broken equipment all using fire-proof motor, is suitable for underground coal mine and uses.
Description of the drawings
Fig. 1 is a kind of downhole gangue crushing plant schematic diagram with dedusting function.
Fig. 2A, 2B are the schematic diagrames of rotational flow dust-removing cover.
Fig. 3 is the schematic diagram of wet spray dust pelletizing system.
Fig. 4 is the schematic diagram of crusher internal structure.
Fig. 5 is the schematic diagram of crusher external structure.
In figure:1- loading hoppers;2- seals partition board;3- feeding-passages;4- is driven fire-proof motor;5- crushers;The centers 51- Axis;52- rotor disks;The explosion-proof tups of 53-;54- sieve plates;55- discharge ports;6- rotational flow dust-removing covers;61- dust excluding hood mouths;62- dust excluding hoods Shell;7- air ducts;8- wind turbines;81- small anti-explosion motors;82- fan blades;9- high-pressure water pipes;10- atomizers;11- is closed Shell;12- wheels;13- elevating conveyors;14- holders.
Specific implementation mode
Features described above and advantage to enable the present invention are clearer and more comprehensible, special embodiment below, and institute's attached drawing is coordinated to make Detailed description are as follows.
A kind of downhole gangue crushing plant with dedusting function is present embodiments provided, as shown in Figure 1, by closing shell 11, feeding equipment, broken unit, dust-extraction unit, wet spray dust pelletizing system and elevating conveyor 13 form.Wherein, shell 11 is closed Top left side contains an opening, and an outlet is contained in bottom, and there are four wheels 12 for bottom installation;Feeding equipment include loading hopper 1, The big mouth for sealing partition board 2 and feeding-passage 3, the loading hopper 1 is located at outside closing shell 11, and osculum is by closing shell 11 Open top is deeply internal, and is connected with feeding-passage 3, which is set between loading hopper 1 and feeding-passage 3, It is connect, is opened up with feeding-passage 3 by hinge, closed downwards;Broken unit include crusher 5 and transmission fire-proof motor 4, It is both secured to the bottom of closing shell 11, which connect with feeding-passage 3, discharge port and closing shell 11 Outlet at bottom connects, which is connect with crusher 5 by belt;Dust-extraction unit includes rotational flow dust-removing cover 6, wind Cylinder 7, wind turbine 8 and cyclone dust collectors (not shown), the rotational flow dust-removing cover 6 are fixed on the top of closing shell 11, are located at charging The right side of funnel 1, left end are opening, and right end is connect with air duct 7, which is fixed on the inside of rotational flow dust-removing cover 6, and whirlwind removes Dirt device is connected on air duct 7;Wet spray dust pelletizing system, as shown in figs. 3 and 5, including high-pressure water pipe 9 and multiple atomizers 10, which is fixed on around discharge port top, which is installed in high-pressure water pipe 9, portion nozzle court Under, portion nozzle is horizontally toward in discharge port;Elevating conveyor 13 is located at the lower right of closing shell, and wherein one end is located at closing shell The lower section of outlet, the inclination angle with ground are 10-40 degree.
Rotational flow dust-removing cover 6 is made of dust excluding hood mouth 61 and dust excluding hood shell 62, and wind turbine 8 is by small anti-explosion motor 81 and wind turbine Blade 82 forms, and as shown in Fig. 2A, 2B, small anti-explosion motor 81 is fixed on by holder 14 on dust excluding hood shell 62, wind turbine leaf Piece 82 is installed on the axis of small anti-explosion motor 81, can be dynamic with shaft rotation towards left side.
The internal structure of crusher 5 as shown in figure 4, by central shaft 51, rotor disk 52, explosion-proof tup 53, sieve plate 54 and with The discharge port 55 for closing the outlet of shell 11 connection forms, wherein explosion-proof tup 53 and sieve plate 54 use bronze alloy material.
Spoil material is transported to by the belt conveyor (not shown) of 1 top of loading hopper in loading hopper 1, rotational flow dust-removing cover 6 start running, and internal small anti-explosion motor 81 drives fan blade 82 to rotate, and generate rotary airflow, in axial distinguished and admirable and rotation Turn under distinguished and admirable collective effect, the dust generated when to reprinting spoil material aspirates, tail end and the air duct 7 of rotational flow dust-removing cover 6 Connection, 7 other end of air duct are connected with cyclone dust collectors, while providing axial distinguished and admirable for rotational flow dust-removing cover 6, to the dust of suction It is handled.When 5 not running of crusher, sealing partition board 2 opens up, and spoil material under the effect of gravity, is slipped to feeding-passage 3 In, then, sealing partition board 2 is closed downwards, and crusher 5 starts running, and broken spoil material is discharged to reprinting from discharge port 55 On the travelling belt of machine 13, the atomizer 10 in high-pressure water pipe 9 sprays water mist from different directions, to broken inside discharge port Spoil material afterwards carries out wet processed, and forms water curtain wall in discharge port surrounding.
The equipment can prevent the dust generated in spoil shattering process, under the premise of not increasing air quantity, at loading hopper The rotational flow dust-removing cover of installation generates whirlwind by internal wind turbine, obtains, model more farther than the EFFECTIVE RANGE of general dust excluding hood The suction effect for enclosing bigger ensure that the dust at loading hopper does not diffuse into chamber;It is dust excluding hood mouth, fan blade, small Type fire-proof motor model can be replaced as needed;High-pressure water pipe connects atomizer, can spray to different directions, Water curtain wall is formed in discharge port surrounding, the water fog particle for preventing dust to external diffusion, while generating can carry out spoil material wet Moisten depositing dust processing, prevents from generating reentrainment of dust in elevating conveyor loading chute;Tup inside crusher is with sieve plate using bronze Alloy material manufactures, and prevents from generating spark in shattering process.Compared with prior art, the equipment overall structure is simple, uses Convenient, the effect of air decontamination in broken space may be implemented in high dust collection efficiency, while the power section of entire crushing plant is complete Portion uses fire-proof motor, is suitable for underground coal mine and uses.

Claims (8)

1. a kind of downhole gangue crushing plant with dedusting function, which is characterized in that including:
Shell is closed, top left side contains an opening, and an outlet is contained in bottom, and there are four wheels for bottom installation;
The big mouth of feeding equipment, including loading hopper, sealing partition board and feeding-passage, the loading hopper is located at outside closing shell Portion, osculum is deeply internal by the open top for closing shell, and is connected with feeding-passage, which is set to charging and leaks Between bucket and feeding-passage;
Broken unit, including crusher and transmission fire-proof motor, are both secured to the bottom of closing shell, the crusher feed-inlet with Feeding-passage connects, and discharge port is connect with the outlet at bottom of closing shell, which is connected with crusher by belt It connects;
Dust-extraction unit, including rotational flow dust-removing cover, air duct and wind turbine, the rotational flow dust-removing cover are fixed on the top of closing shell, are located at The right side of loading hopper, left end are opening, and right end is connect with air duct, which is fixed on the inside of rotational flow dust-removing cover;
Wet spray dust pelletizing system, including high-pressure water pipe and atomizer, the high-pressure water pipe are fixed on the week of discharge hole of crusher It encloses;The atomizer is installed in high-pressure water pipe, is divided into two groups, and downward, another group of nozzle level is towards discharge port for one group of nozzle It is interior;
Elevating conveyor is located at the lower right of closing shell, and wherein one end is located at the lower section of closing housing bottom outlet.
2. the downhole gangue crushing plant according to claim 1 with dedusting function, which is characterized in that the sealing partition board It is connect, is opened up with feeding-passage by hinge, closed downwards.
3. the downhole gangue crushing plant according to claim 1 with dedusting function, which is characterized in that the atomizer It is multiple.
4. the downhole gangue crushing plant according to claim 1 with dedusting function, which is characterized in that the elevating conveyor with The inclination angle on ground is 10-40 degree.
5. the downhole gangue crushing plant according to claim 1 with dedusting function, which is characterized in that further include that whirlwind removes Dirt device is connected on the air duct.
6. the downhole gangue crushing plant according to claim 1 with dedusting function, which is characterized in that the rotational flow dust-removing Cover includes dust excluding hood mouth and dust excluding hood shell, dust excluding hood mouth be it is horn-like, big mouth to the left, osculum and dust excluding hood cage connection.
7. the downhole gangue crushing plant according to claim 1 with dedusting function, which is characterized in that the wind turbine includes Small anti-explosion motor and fan blade, small anti-explosion motor are fixed by the bracket on the rotational flow dust-removing cover, and fan blade is pacified On axis loaded on small anti-explosion motor, towards left side.
8. the downhole gangue crushing plant according to claim 1 with dedusting function, which is characterized in that the crusher is also Including explosion-proof tup and sieve plate, it is all made of bronze alloy material.
CN201510892053.3A 2015-12-07 2015-12-07 A kind of downhole gangue crushing plant with dedusting function Active CN105381857B (en)

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CN106111240B (en) * 2016-08-17 2018-08-14 贵州万恒科技发展有限公司 Underground stope is crushed trolley
CN108722556A (en) * 2018-06-22 2018-11-02 贵州大学 A kind of depositing dust rock crushing system
CN109092468B (en) * 2018-08-02 2020-09-08 黄河科技学院 Crushing device and crushing method for producing refractory material
CN114832548A (en) * 2022-05-06 2022-08-02 安徽理工大学 Dust removal device of coal gangue separator

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CN201258755Y (en) * 2008-09-20 2009-06-17 长治市赢盛科技开发有限公司 Ventilation wet type frequency conversion dedusting system for mining
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Effective date of registration: 20160812

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Applicant before: Pingdingshan Tianan Coal Mining Co., Ltd.

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