CN203711333U - Water-free anti-explosion raw coal sorter - Google Patents
Water-free anti-explosion raw coal sorter Download PDFInfo
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- CN203711333U CN203711333U CN201420054573.8U CN201420054573U CN203711333U CN 203711333 U CN203711333 U CN 203711333U CN 201420054573 U CN201420054573 U CN 201420054573U CN 203711333 U CN203711333 U CN 203711333U
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- explosion
- proof
- coal
- raw coal
- noise elimination
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Abstract
The utility model discloses a water-free anti-explosion raw coal sorter, comprising an anti-explosion dampproof interlocker, a raw coal anti-explosion distributor, an anti-explosion dedusting unit, a raw coal gangue removal desulfurization conveyor, an X ray anti-explosion detector, an X ray anti-explosion dampporoof identification coal dressing signal generator, an anti-explosion silencing gangue removal machine, a gangue inorganic sulfur conveyor and a clean coal conveyor; the raw coal anti-explosion dampproof distributor conveys raw coal to the raw coal gangue removal desulfurization conveyor; each raw coal component is identified by a 59.5kev monochrome X light with 241Am radiation and a water-free process; a removal signal is sent by the anti-explosion silencing gangue removal machine to remove gangue blocks and inorganic sulfur blocks in the raw coal, and clean coal formed by clean cola blocks and powder coal can be obtained. The gangue blocks and the inorganic sulfur blocks are remained under a coal mine, the disposal cost of the gangue is reduced, the influence to the environment caused by emission of burning coal smoke dust and SO2 gas is greatly reduced, and the coal dressing cost and the power consumption are reduced.
Description
Technical field
The utility model relates to a kind of coal separator, particularly a kind of anhydrous explosion-proof raw coal separation machine.
Background technology
Till now for this reason, domestic and international widely used wet process coal cleaning machine and wet dressing machine are because volume is very large, and recirculated water consumption is many, both cannot arrive coal washing at the bottom of coal mine, also cannot arrive other other mineral products of mine down-hole washing beyond colliery.The pneumatic dry separator jigging coal picker of domestic use can only the easy coal separation of anhydrous sorting, can not sorting medium can coal separation and difficult separation coal, can not arrive colliery underground separation raw coal.Other with
241am or
238the anhydrous coal picker of the each composition of Pu low-energy photon source identification raw coal, all because explosion-proof damp-proof installation facility is not installed, the technical equipment that reduces methane gas concentration is not set in two critical processes of identification sorting of coal picker, there is no arc extinguishing oise-reducing means, there is no cleaner, can not arrive coal separation under coal mine.
Summary of the invention
Can not arrive the major defect of anhydrous coal separation under coal mine for existing coal preparation technology equipment, the utility model provides a kind of civilian non-power Application of Nuclear Technology high-tech equipment---anhydrous explosion-proof raw coal separation machine.Other on-radiation mineral products beyond can intelligent anhydrous sorting raw coal, other on-radiation mineral products that can also be beyond coal mine well port and ground intelligent sorting raw coal and raw coal
The technical scheme that the utility model solves the problems of the technologies described above is: the explosion-proof separator of a kind of anhydrous raw coal, for the inorganic sulphur-cake of spoil of anhydrous eliminating raw coal in Coal Transport under coal mine, (raw coal relating to is below clean coal piece, spoil piece, the mixture of inorganic sulphur-cake and fine coal composition), make colliery can be at the coal mining well head of oneself cleaned coal to all kinds of coal-fired user's direct marketing clean coals and fine coal composition, enter according to raw coal, cleaned coal goes out, the requirement of the technique of anhydrous coal separation under the coal mine that spoil inorganic sulfur moves back, of the present utility model being characterised in that: it comprises the explosion-proof damp-proof electric appliances interlocker 1 that is arranged on same level height and order series connection, the explosion-proof distributor 2 of raw coal, explosion-proof dedusting unit 3, raw coal discharge refuse desulfurization conveyer 4, the explosion-proof sniffer 5 of X ray, the explosion-proof moistureproof identification coal separation signal generator 6 of X ray, explosion-proof noise elimination discharge refuse machine 7, spoil inorganic sulfur conveyer 8 and cleaned coal conveyer 9, the explosion-proof distributor 2 of raw coal comprises two-tube explosion-proof coal supply unit 21, former coal bunker 22, the anti-supplying machine 23 of raw coal, the explosion-proof supplying machine 23 of raw coal separates part or all by the raw coal on underground coal supply line and is transported in former coal bunker 22, by two-tube coal supply unit 21, raw coal is transported to stably in each the raw coal groove of run-in synchronism adhesive tape 26 of raw coal discharge refuse desulfurization conveyer 4, raw coal discharge refuse desulfurization conveyer 4 is the utility model carries out discharge refuse desulfurization conveying machines to raw coal, it comprises electrodeless variable-speed anti-explosion electric cylinder 25, run-in synchronism adhesive tape 26, correction edger roll group 27, flat idler group 28, frame 29, driven cylinder 30 and explosion-proof guard shield 31, the correction edger roll group 27 and the flat idler group 28 that are fastened in frame all coordinate electrodeless variable-speed anti-explosion electric cylinder 25 and driven cylinder 30, run-in synchronism adhesive tape 26 was strictly limited in positive and negative 1mm in departing from of horizontal cross, make to identify soft X source group and aim at the corresponding detection center of circle of the explosion-proof moistureproof detector set of raw coal in each radiation center of circle straight up, thereby the line that can ensure above-mentioned two groups of vertical centers of circle overlaps completely with each raw coal groove center line on run-in synchronism adhesive tape for a long time, make to identify the explosion-proof moistureproof detector set of soft X source group and raw coal the correct recognition rata of the each composition of raw coal is approached to 100%, the explosion-proof sniffer 5 of X ray is civilian non-power nuclear detection technology equipments that the utility model utilization identifies soft X-ray bundle and each compositions such as the clean coal piece in raw coal, spoil piece, inorganic sulphur-cake and fine coal carried out to explosion-proof detection and identify processing, it comprises scattering division board group 17, identify soft X source group 18, the explosion-proof moistureproof detector set 19 of raw coal, the explosion-proof detector shield of raw coal chamber 20, and scattering division board group 17 absorbs whole soft X source groups 18 of mark
241the monochromatic soft X-ray bundle of 59.5kev of Am radiation is to the scattered beam of all directions scattering, eliminate the interference of the detection data of various spreading beams to the explosion-proof moistureproof detector set 19 of raw coal, the upper protective plate that waits five directions all around of the explosion-proof detector shield of raw coal chamber 20 is the light beam to 59.5kev in all directions for ABSORPTION AND SCATTERING, ensure that operating personnel exempt the irradiation of scattering X-ray bundle, again for preventing that this detector shield chamber from methane gas blast occurring, the operation principle of the explosion protection system that the explosion-proof sniffer 5 of X ray forms with explosion-proof guard shield 31 is as follows: raw coal discharge refuse desulfurization conveyer 4 is connected with the earth with the explosion-proof sniffer 5 of raw coal, the earth resistance of they and the earth is less than 4 ohm, explosion-proof guard shield 31 is good with electrically contacting of raw coal discharge refuse desulfurization conveyer 4, scattering division board group 17 all insulate with the miscellaneous part of the explosion-proof sniffer 5 of X ray, each in scattering division board group 17 is connected into a conductor combination mutually with wire, and with low-voltage dc power supply 32+24 volts affixed, the negative pole of this low-voltage dc power supply is connected with the earth, when work, the soft X-ray bundle of mark of soft X source group 18 radiation of mark in the explosion-proof detector shield of raw coal chamber 20, in air in the cavity of the explosion-proof detector shield of raw coal chamber (20), produce photoelectric effect, the electronegative photoelectron e-that photoelectric effect produces is all absorbed by the scattering division board group 17 of positively charged+24 volt immediately, the oxonium ion O of positively charged
+, O
+ 2, O
+ 4with nitrogen ion N
+, N
+ 2, N
+ 3also the explosion-proof detector shield of the raw coal chamber 20 and the explosion-proof anti-cover 31 that are connected by the earth are immediately reduced to oxygen O
2and nitrogen N (g)
2(g), also there is electronegative photoelectron e-, hydrogen atom H and carbon ion C in the methane gas that identified soft X-ray bundle dissociates
+, C
+ 2, C
+ 3, C
+ 4, and the scattering division board group 17 that photoelectron e-is connected with the positive pole of low-voltage dc power supply absorbs, the carbon ion C of positively charged
+, C
+ 2, C
+ 3, C
+ 4be reduced to renewable sources of energy solid carbon C(s by the blast shield wallboard of the explosion-proof detector shield of raw coal chamber 20 and explosion-proof guard shield 31), and hydrogen ion H forms hydrogen H very soon
2(g), and with the oxygen that the explosion-proof detection of raw coal is covered in the cavity of chamber 20 be combined to stream molecule, therefore, the soft X source group 18 of mark of the explosion-proof detector shield of raw coal of the present utility model chamber 20 and explosion-proof guard shield 31 inner chambers and the structure of low-voltage dc power supply 32 can significantly reduce the methane gas concentration of device interior, extract continuously the low concentration gas air in the explosion-proof detector shield of raw coal chamber 20 and explosion-proof guard shield 31 out with the air exhauster of explosion-proof dedusting unit, will make workplace of the present utility model exempt gas hazard, the explosion-proof moistureproof identification coal separation signal generator 6 of X ray is core analytical instrument that the utility model is processed the Gaussian distribution signal of accepting from raw coal explosion-proof detector, it comprises low-voltage dc power supply 32, adjustable high voltage D. C 33, linear amplifier 34, digital frequency meter 35, height frequency changer 36, Big Dipper positioner 37, automatic charging device 38, time normalizing electronic impulser 39, the explosion-proof moistureproof cabinet 40 of instrument, the various data that detect are passed to linear amplifier 34 by the explosion-proof moistureproof detector set 19 of raw coal, again signal is passed to digital frequency meter 35, pass to again height frequency changer 36, the first output of height frequency changer 36 enters Big Dipper positioner 37 and monitors the accurate longitude and latitude that identifies soft X source group 18, the accurate location of the explosion-proof moistureproof identification coal separation signal generator 6 of the common monitoring X ray of the second output of height frequency changer 36 and Big Dipper positioner 37, and the responsible charging function that starts automatic charging device 38, the 3rd output of height frequency changer 36 is connected with the input of time normalizing electronic impulser 39, the information components of time normalizing electronic impulser 39 and digital processing system ensure each spoil pulse and inorganic sulphur-cake pulse, all make the arc extinguishing noise elimination discharge refuse connection rod set of explosion-proof noise elimination discharge refuse machine 7 produce a discharge refuse desulfurization mechanical action, make spoil piece elimination factor of the present utility model and inorganic sulphur-cake removal efficiency up to 90% left and right, the explosion-proof moistureproof cabinet 40 of instrument can make to identify the explosion-proof protection against the tide of coal separation signal generator, ensure that nuclear instrument has high analyte precision under moist coal mine, explosion-proof noise elimination discharge refuse machine 7 is executing agencies of the utility model discharge refuse desulfurization, it comprises spoil fine coal bolter 12, cleaned coal baffle plate 13, arc extinguishing noise elimination discharge refuse connection rod set 14, horizontal fixed axis 16, arc extinguishing noise elimination tractive magnet 15, in the time that time normalizing electronic impulser 39 is exported a pulse, the sucking coil of arc extinguishing noise elimination tractive magnet 15 makes its armature draw connecting rod 43 straight down immediately, make arc extinguishing noise elimination connection rod set 14 impact the inorganic sulphur-cake 11 of spoil around horizontal fixed axis 16, front at any one connecting rod of arc extinguishing noise elimination connection rod set 14 is all installed with noise elimination sheet rubber 42, on the armature of arc extinguishing noise elimination tractive magnet 15, noise elimination rubber grommet 44 is installed, when the impact that is subject to arc extinguishing noise elimination connection rod set 14 when the inorganic sulphur-cake 11 of spoil is launched, cross immediately cleaned coal baffle plate 13 and fly to spoil fine coal bolter 12, the inorganic sulphur-cake 11 of spoil with the collision process of sieve plate face in fine coal drop on the feeding adhesive tape of cleaned coal conveyer 9 through sieve plate hole after coming off, the inorganic sulphur-cake 11 of spoil that removes fine coal slips on the transportation rubber belt of spoil inorganic sulfur conveyer 8 from spoil fine coal bolter 12 plates, then is transported to the room that needs landfill.
Further, above-mentioned anhydrous explosion-proof raw coal separation machine, described explosion-proof damp-proof electric appliances interlocker 1 comprises PLC controller, explosion-proof moistureproof rack, 3 phase AC solid electrical equipment dropping resistor, light emitting diode, electrothermal relay, fuse, bipolar band switch, all the break contact of electrothermal relay is concatenated into path with wire, after the serial connection starting point of path and the first moving plate 45 of bipolar band switch and the second moving plate 46 is connected, affixed with the DC potential zero volt terminal OV of PLC controller again, serial connection path terminal is with all solid-state relay control is separately negative affixed, affixed with the negative pole of each light emitting diode again, the control positive pole of the positive pole of each light emitting diode and three-phase solid circuit closer is affixed, one end of each dropping resistor and the positive pole of each light emitting diode are affixed, and the output of the heater element of each electrothermal relay is affixed with the input of corresponding three-phase alternating-current motor, the input of each 3 phase AC solid relay and one end of each fuse are affixed, and the other end of each fuse and main circuit output-parallel draw admittedly, and main circuit end is electrically connected with city through air switch Q, the quantity of the output winding Yi of PLC controller is greater than 16, i=1, and 2 ..., 16,17 ..., the input coil Xj quantity of PLC controller is greater than 43, j=0, and 1,2 ..., 43, the whole dynamo-electric portion of explosion-proof damp-proof electric appliances interlocker 1 and part are all arranged in explosion-proof moistureproof rack, and the input and output power cable of main circuit is anti-explosion cable.
Further, above-mentioned anhydrous explosion-proof raw coal separation machine, the soft X-ray bundle of described mark is that americium-241 are
241the monochromatic soft X-ray bundle of 59.5kev of Am radiation, or
241am and plutonium-238 are
238the mixing source of two kinds of nucleic compositions of Pu.
The anhydrous sorting raw coal of described intellectuality make to utilize wavelength be into the soft X-ray of mark to irradiate effective atomic number be Z
efmaterial, the probability that absorbs X-ray bundle be proportional to into
3with Ze
4the product of f enters
3z
e 4 f=C enters
3z
e 4 fin the time that certain limit changes, C is constant, Z
efcan change; Therefore, the utility model also can be under coal mine and coal mine well port and ground sorting raw coal beyond on-radiation mineral products.
The explosion-proof noise elimination discharge refuse machine that described arc extinguishing noise elimination tractive magnet forms, also can remove to get rid of the inorganic sulphur-cake of spoil in raw coal by the arc extinguishing pneumatic anti-explosion is electromagnetic air valve of eliminating the noise.
Described explosion-proof dedusting unit is done fuel except collecting fine coal particulate, also can collect other mineral products dust and do the raw material of industry, improves the utilization rate of mineral products resource; Extract continuously the low concentration gas air in raw coal blast shield chamber and explosion-proof guard shield out with the air exhauster of explosion-proof dedusting unit, will make workplace of the present utility model exempt the harm of methane gas blast; Cavity structure anodal low-voltage dc power supply of the present utility model and exhausting X-ray bundle ionization device in Gas is generalized to high concentration gas down-hole, colliery, also can reduces the harm of methane gas blast.
Authority detects the equipment such as the 470A-six.y of unit dosemeter and is detecting
241the 59.5kev of Am radiation with
238pu composition the amount of radiation of the soft X-ray bundle of mark of the common radiation of mixing radioactivity time, in the front and back of source container source container under sealing condition, left and right, the radiation level on each surface is background up and down, under the condition of opening radioactive source and make radioactive source work, the radiation level on each overcoat surface, the explosion-proof detector shield of raw coal chamber is on average less than 0.5usv/h, meets country's " safe basic standard of ionization radiation protection and radiation source " regulation and requirement (GB18871-2002).
Water is the objectionable impurities in coal.National Specification: the moisture in the cleaned coal that modern wet process coal cleaning machine is produced is 12%-13%, and the moisture in special user and Export Coal is lower than 8%-9%.Anhydrous coal preparation technique of the present utility model makes coal bases save groundwater resources, has avoided the secondary pollution of black water to environment and the loss of coal slime, and for country has saved a large amount of freight-transport capacity, has also improved the quality of coal bases cleaned coal.The nucleic that the utility model uses and do not consume electric energy and mechanical energy, price is low, the life-span is long, easily protect
241am with
238the each composition of the soft X-ray identification coal of mark of Pu radiation, makes coal separation consumption rate only for the electric power that the modern wet process coal cleaning machine of 2kwh/t. mechanical movement identification raw coal consumes is about three times of the present utility model, and the utility model is a kind of energy-saving coal picker.The operating ambient temperature of modern wet coal preparation machine is+1 DEG C-+40 DEG C, not cold-resistant resistance to frost, once temperature drops to 0 DEG C, wash water freezes, and must stop coal separation, make modern wet coal preparation machine can only maintain seasonal production, utilization rate of equipment and installations is low, and anhydrous coal preparation technique of the present utility model makes its operating ambient temperature expand to-40 DEG C-+40 DEG C, has fabulous cold-resistant resistance to frost, the coal separation that can throughout the year go into operation in all parts of the world, has increased substantially the utilization rate of equipment.In approximately 180 seconds of the shortest coal separation time of modern wet coal preparation machine, in approximately 9 seconds of the maximum duration of anhydrous coal preparation technique of the present utility model, be 1/20th of the modern wet coal preparation time, increased substantially production efficiency.The volume of modern wet coal preparation machine is very large, equipment manufacturing cost costliness, and medium and small colliery is difficult to build wet coal preparation factory, and volume of the present utility model is little lightweight, and fixed assets investment is about 1/2nd of wet coal preparation machine, and medium and small colliery is afforded and is afforded to use.Approximately 30 yuan/ton of the coal separation costs of modern wet coal preparation machine, approximately 10 yuan/ton of coal separation costs of the present utility model, are 1/3rd of modern wet coal preparation machines.The spoil elimination factor of modern wet coal preparation machine and the disengaging rate of inorganic sulfur are 50%-70%, and spoil piece elimination factor of the present utility model and inorganic sulphur-cake extrusion rate are 90% left and right, than the high 20-40 percentage point of modern wet coal preparation machine.The clean coal recovery of modern wet coal preparation machine is 94% left and right, and clean coal recovery of the present utility model approximately 98% is higher four percentage points than modern wet coal preparation machine, the utlity model has energy-conservation, water saving, reduced investment, low running cost, the advantage such as cold-resistant antifreeze.Domestic easy coal separation that also can only anhydrous sorting small grain size level at the air jigging coal picker using, and can not sorting medium can coal separation and difficult separation coal, the scope of application is too little, can not arrive coal separation under coal mine.The utility model with wavelength be into X-ray bundle to remove to irradiate effective atomic number be Z
efmaterial, the probability that absorbs X-ray bundle is proportional to combinatorial formula and enters
3z
e 4 fthe size of numerical value, therefore, the utility model not only can anhydrous sorting raw coal, and on-radiation mineral products beyond can sorting coal.In addition, continuously extract the low concentration gas air in the explosion-proof detector shield of raw coal chamber cavity and explosion-proof guard shield out with the air exhauster of explosion-proof dedusting unit, can make workplace of the present utility model avoid the harm of methane gas blast; Aforementioned structure is generalized to other places, product down-hole, colliery, also can reduces the harm of gas to colliery.
Brief description of the drawings
Fig. 1 is the general structure schematic diagram of the utility model embodiment.
Fig. 2 is the structural representation of the raw coal discharge refuse desulfurization conveyer of the utility model embodiment.
Fig. 3 is the frame structure schematic diagram of the explosion-proof moistureproof identification coal separation signal generator of the X ray of the utility model embodiment.
Fig. 4 is the structural representation of one of arc extinguishing noise elimination connection rod set of the utility model embodiment.
Fig. 5 is the armature structure schematic diagram of the arc extinguishing noise elimination tractive magnet of the utility model embodiment.
Fig. 6 is the connection diagram of the explosion-proof damp-proof electric appliances interlocker circuit of the utility model embodiment.
Detailed description of the invention
Below in conjunction with drawings and Examples the utility model is described in further detail describe.
Referring to Fig. 1, Fig. 2 and Fig. 3, the utility model comprises and is arranged under coal mine same level height down-hole to the left or to the right on Coal Transport line, anhydrous coal separation production line place splitter section or all raw coal conveying equipment facility, down-hole raw coal conveying equipment enters raw coal bucket 22 after raw coal 24 being transported on the conveyer belt of the explosion-proof supplying machine 23 of raw coal of the explosion-proof distributor 2 of raw coal, by two-tube explosion-proof coal supply unit 21, raw coal 24 is transported to reposefully in each the raw coal groove of run-in synchronism adhesive tape 26 of raw coal discharge refuse desulfurization conveyer 4, raw coal discharge refuse desulfurization conveyer 4 comprises electrodeless variable-speed anti-explosion electric cylinder 25, run-in synchronism adhesive tape 26, correction edger roll group 27, flat idler group 28, frame 29, driven cylinder 30 and explosion-proof guard shield 31 all fastener are fastened in frame 29, and above five electromechanical components all have good electrically contacting with frame 29, frame 29 is connected with the earth, and its earth resistance must be less than 4 ohm, ensures operating personnel's safety utilization of electric power, and makes to identify soft X-ray bundle ionization methane gas and have enough ionization current intensity, correction edger roll group 27 and flat idler group 28 all coordinate electrodeless variable-speed anti-explosion electric cylinder 25 and driven cylinder 30, in the interval of be strictly limited at horizontal lateral deviation ± 1mm of run-in synchronism adhesive tape 26, make to identify the explosion-proof moistureproof detector set 19 of soft X source group 18 and raw coal the correct recognition rata of raw coal 24 each compositions is approached to 100%, the explosion-proof detector shield of the raw coal chamber 20 that the explosion-proof sniffer 5 of X ray comprises scattering division board group 17, identifies soft X source group 18, the explosion-proof moistureproof detector set 19 of raw coal and earth resistance are less than 4 ohm, the lower metallic plate of scattering division board group 17 use atomic number is made, every all with wire mutually after serial connection again with low-voltage dc power supply 32+24V terminal is affixed, the negative pole of low-voltage dc power supply 32 is connected with the earth, its earth resistance is less than 4 ohm, and this scattering division board group 17 not only can absorb the soft X source group 18 of whole marks
124the scattered beam of the soft X-ray bundle of mark of the 59.5kev of Am radiation, and can also absorb the photoelectron e-that the interior methane gas being dissociated by the soft X-ray bundle of mark in the explosion-proof detector shield of raw coal chamber 20 produces, the size of ionization current of dissociating methane gas molecule in the explosion-proof detector shield of raw coal chamber 20 inner photoeffects, by low-voltage dc power supply 32+readings signify of the ionization current table that 24v is corresponding, photoelectric effect dissociate methane gas molecule produce carbon ion C
+, C
+ 2, C
+ 4the cavity protection barrier shield of the explosion-proof moistureproof detector shield of the raw coal chamber 20 being connected with the earth is reduced to renewable sources of energy solid carbon C(s), photoelectric effect dissociate methane gas produce hydrogen atom H form very soon hydrogen H
2(g), hydrogen H
2(g) the oxygen O and in the explosion-proof moistureproof detector shield of raw coal chamber 20
2(g) be combined to water vapour H
2o(g), these water vapour molecules, outside raw coal and cleaned coal, can not increase the moisture of cleaned coal, the dissociate various gases of after damp of photoelectric effect are extracted out outside the explosion-proof detector shield of raw coal chamber 20 by explosion-proof dedusting unit 3, therefore, the both positive and negative polarity structure of the explosion-proof detector shield of raw coal of the present utility model chamber 20, explosion-proof guard shield 31 and low-voltage dc power supply 32 can significantly reduce the mash gas concentration of cleaning unit inside, extract the low concentration gas air in the explosion-proof detector shield of raw coal chamber 20 and explosion-proof guard shield 31 out with explosion-proof dedusting unit 3, will make workplace of the present utility model exempt the harm of methane gas blast, the explosion-proof moistureproof detector set 19 of raw coal is the linear amplifier 34 to the explosion-proof moistureproof identification coal separation signal generator 6 of X ray by the various transfer of data that detect, the explosion-proof moistureproof identification coal separation signal generator 6 of X ray comprises low-voltage dc power supply 32, adjustable high voltage D. C 33, linear amplifier 34, digital frequency meter 35, height frequency changer 36, Big Dipper positioner 37, automatic charging device 38, time normalizing electronic impulser 39, the explosion-proof moistureproof cabinet 40 of instrument, the linear amplifier 34 that can receive Gaussian distribution pulse signal is passed to height frequency changer 36 after signal is passed to digital frequency meter 35 again, the output signal of height frequency changer 36 first outputs enters Big Dipper positioner 37 and monitors the accurate longitude and latitude that identifies soft X source group 18, the output signal of the second output of height frequency changer 36 and the output signal of Big Dipper positioner 37 are monitored the accurate location of the explosion-proof moistureproof identification coal separation signal generator 6 of X ray jointly, and the responsible charging function that starts automatic charging device 38, the 3rd output of height frequency changer 36 is connected with the input of time normalizing electronic impulser 39, the information components of time normalizing impulse generator 39 and digital processing system ensure each spoil piece pulse and inorganic sulphur-cake pulse, all make the arc extinguishing noise elimination discharge refuse bar group 14 of explosion-proof noise elimination discharge refuse machine 7 produce discharge refuse desulfurization mechanical action No. one time, make spoil piece elimination factor of the present utility model and inorganic sulphur-cake extrusion rate all up to 90% left and right, the explosion-proof moistureproof cabinet 40 of instrument makes this identification coal separation signal generator 6 explosion-proof protection against the tide, ensure that nuclear instrument still has high analyte precision under moist coal mine.
Referring to Fig. 1, Fig. 4, and Fig. 5, explosion-proof noise elimination discharge refuse machine 7 comprises spoil fine coal bolter 12, cleaned coal baffle plate 13, arc extinguishing noise elimination discharge refuse bar group 14, arc extinguishing noise elimination tractive magnet 15 and horizontal fixed axis 16, in the time that time normalizing electronic impulser 39 is exported a pulse, the sucking coil energising of arc extinguishing noise elimination tractive magnet 15, making its armature draw straight down connecting rod 43 tows arc extinguishing noise elimination discharge refuse connection rod set 14 and impacts the inorganic sulphur-cake 11 of spoil around horizontal fixed axis 15 and noise elimination sheet rubber 42 is all installed in the front of any one connecting rod of arc extinguishing noise elimination connection rod set 14 at the reverse side of any one connecting rod of arc extinguishing noise elimination discharge refuse connection rod set 14, arc extinguishing rubber slab 41 is all installed, on the armature of arc extinguishing noise elimination tractive magnet 15, noise elimination rubber grommet 44 is installed, when the impact that is subject to arc extinguishing noise elimination discharge refuse connection rod set 14 when the inorganic sulphur-cake 11 of spoil is launched, cross immediately cleaned coal baffle plate 13 and fly to spoil fine coal bolter 12, the inorganic sulphur-cake 11 of spoil with the collision process of sieve plate face in fine coal drop on the feeding adhesive tape of cleaned coal conveyer 9 through sieve plate hole after coming off, the inorganic sulphur-cake 11 of spoil that removes fine coal slips on the transportation rubber belt of spoil inorganic sulfur conveyer 8 from the sieve plate of spoil fine coal bolter 12, be transported to again the room that needs landfill, cleaned coal conveyer 9 is transported to coal mine well port by cleaned coal 10 and is supplied to coal-fired user.
Referring to Fig. 6, explosion-proof damp-proof electric appliances interlocker 1 comprises PLC controller, explosion-proof moistureproof rack, 3 phase AC solid relay, dropping resistor, light emitting diode, electrothermal relay, fuse, bipolar band switch, all the break contact of electrothermal relay is concatenated into path with wire, after being concatenated into the starting point of path and the first moving plate 45 of bipolar waved switch and the second moving plate 46 and being connected, affixed with the DC potential zero volt terminal OV of PLC controller again, the terminal of serial connection path is with all solid-state relay control negative pole is separately affixed, affixed with the negative pole of light emitting diode separately again, the control positive pole of the positive pole of each light emitting diode and 3 phase AC solid relay is affixed, after one end of each dropping resistor and the positive pole of light emitting diode are affixed again with the sub-Y of each corresponding output end of PLC controller
iaffixed, the input of the heater element of each electrothermal relay and the output of each self-corresponding three-phase solid relay are affixed, the input of each 3 phase AC solid relay and one end of each fuse are affixed, after the other end of each fuse and main circuit defeated enters to hold Merger to connect, are electrically connected through air switch Q with city again, the output winding Y of PLC controller
iquantity be greater than 16, i=0,1,2 ..., 16,17 ..., the quantity of the input coil Xj of PLC controller is greater than 43, j=0, and 1,2 ..., 43, whole electromechanical components of explosion-proof damp-proof electric appliances linked device 1 and part are all arranged in explosion-proof moistureproof rack, and the input and output power cable in main circuit is anti-explosion cable.
The operating procedure of anhydrous explosion-proof raw coal separation machine of the present utility model is as follows:
Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 6, before start operation, first check earth resistance and the contact technique index of the explosion-proof sniffer 5 each parts of raw coal discharge refuse desulfurization conveyer 4 and raw coal, wherein earth resistance is all less than 4 ohm; Second step detects the input and output power cable of three-phase alternating current and each technical parameter and the technical indicator of motor device; The technical parameter of the earth resistance of the explosion-proof moistureproof identification coal separation signal generator 6 of the 3rd step inspection X ray and the explosion-proof moistureproof detector set 19 of raw coal, the earth resistance of these two parts is all less than 4 ohm, and is greater than 3 meters with both air line distance above; The 4th step is that closed air switch Q connects civil power, the explosion-proof moistureproof identification coal separation signal generator 6 of pre-thermal X-rays and the explosion-proof moistureproof detector set 19 of raw coal are after approximately 10 minutes, open the soft X source group 18 of mark, detect the ionization current average strength of X ray to methane gas; Finally the high-voltage dc voltage of adjustable high voltage D. C 33 is adjusted to normal value.
The operating instruction of carrying out semi-automatic sequence starting is as follows:
Press the button SB
1, the input terminal X of PLC controller
1with+connection of 24V dc source, through the left and right bus of ladder diagram, input coil X
1energising, makes output winding Y
0energising, causes dropping resistor R
1make the LED in photoelectrical coupler
0produce luminous potential difference, LED
0luminous current potential official post three-phase solid relay SSR
0conducting, SSR
0conducting makes the motor M of explosion-proof dedusting unit 3 correspondences
0start and continuous operation motor M
0continuous operation is constantly drawn out of the low-concentration methane gas in the explosion-proof moistureproof detector shield of raw coal chamber 20 and explosion-proof guard shield 31, and fine coal dust is constantly collected by explosion-proof dedusting unit 3, simultaneously LED
0the luminous phototransistor T that makes again
0produce photoelectric current, T
0colelctor electrode with+24V is affixed, makes input terminal X
23corresponding input coil X
23energising; As motor M
0while turning round for 6 second, the ladder diagram of PLC controller makes output winding Y
1energising, output winding Y
1energising makes dropping resistor R
1and LED
1luminous, LED
1luminous current potential official post three-phase solid relay SSR
1conducting, SSR
1conducting makes the motor M of cleaned coal transporter 9 correspondences
1start and continuous operation LED
1make again phototransistor T
1produce photoelectric current, T
1colelctor electrode with+24V is affixed, makes input coil X
24energising; As motor M
1while turning round for 6 second, the ladder diagram in PLC controller makes output winding Y
2energising, output winding Y
2energising causes again dropping resistor R
5and LED
2conducting also makes LED
2luminous, LED
2luminous current potential official post 3 phase AC solid relay SSR
2conducting, SSR
2conducting makes spoil inorganic sulfur conveyer 8 respective motor M
2start and continuous operation LED
2luminous make again phototransistor produce photoelectric current, T
2colelctor electrode and the+affixed input coil X that makes of 24V
25energising; In the time of 6 second of motor operation, the ladder diagram output winding Y in PLC controller
3energising, dropping resistor R
7and LED
3switch on and make LED
3luminous, LED
3luminous current potential official post three-phase alternating current relay SSR
3conducting, and SSR
3conducting makes the electronic motor M of electrodeless variable-speed of respective rollers 25 in raw coal discharge refuse desulfurization conveyer 4
3start and continuous operation LED
3the luminous phototransistor T that makes again
3generation current, T
3colelctor electrode and the+affixed input coil X that makes of 24V
26energising; As motor M
3connect running and continue 6 seconds, 12 seconds, 18 seconds, the ladder diagram in PLC controller makes respectively transmission coil Y
4, Y
5, Y
6energising, dropping resistor R
9, R
11, R
13and LED
4, LED
5, LED
6all switch on, and make LED
4, LED
5, LED
6all luminous, LED
4, LED
5and LED
6luminous current potential official post 3 phase AC solid relay SSR
4, SSR
5, SSR
6all conductings, and SSR
4, SSR
5, SSR
6all conducting makes the motor M of two-tube explosion-proof coal supply unit 21 correspondences
4, M
5, M
6all start and continuous operation LED
4, LED
5and LED
6the luminous phototransistor T that makes again
4, T
5, T
6colelctor electrode all with+24V is affixed, makes power transmission line X
27, X
30, X
31all switch on; As motor M
6when 6 second of continuous operation, the ladder diagram of PCL makes output winding Y
7energising, output winding Y
7energising makes dropping resistor R
15and LED
7switch on and make LED
7luminous, LED
7luminous current potential official post 3 phase AC solid relay SSR
7conducting, SSR
7conducting makes the motor M of explosion-proof supplying machine 23 correspondences of raw coal
7start and continuous operation LED
7the luminous phototransistor T that makes again
7produce photoelectric current, phototransistor T
7colelctor electrode with+24V is affixed, makes input coil X
32energising.Now, the explosion-proof supplying machine 23 of raw coal starts to supply with continuously raw coal 24 to the utility model, the cleaned coal 10 being constantly made up of clean coal piece and fine coal to coal-fired user from cleaned coal conveyer 9, spoil inorganic sulfur conveyer 8 is constantly transported to the room of wanting landfill under coal mine by inorganic spoil sulphur-cake 11.
The operating process of carrying out semi-automatic backward shutdown is as follows:
First cut off raw coal supply, press the button SB
2, input coil X
2energising, eight motor will be by M
7, M
6, M
5, M
4, M
3, M
2, M
1, M
0, order out of service, second step is closed the soft X source group of mark (18), the 3rd step is closed the explosion-proof moistureproof identification coal separation signal generator 6 of X ray and explosion-proof moistureproof detector set 19 single phase poaer supplies of raw coal, closes air switch Q, makes the utility model and civil power disconnection.
Repair apparatus operating procedure is as follows:
First by toggle switch KNX
0(SB
0) press, make input coil X
0continue energising, the break contact X in ladder diagram
0all disconnect, and moving together contact is all closed.Press respectively X
3, X
5, X
7, X
11, X
13, X
15, X
17, X
21on eight buttons, M
0, M
1, M
2, M
3, M
4, M
5, M
6, M
7just intermittently start in order.Press respectively X
22, X
20, X
16, X
14, X
12, X
10, X
6, X
4just press M7, M on eight motor
6, M
5, M
4, M
3, M
2, M
1, M
0order intermittently stops.
Claims (4)
1. anhydrous explosion-proof raw coal separation machine, is characterized in that: comprise explosion-proof damp-proof electric appliances interlocker (1), the explosion-proof distributor of raw coal (2), explosion-proof dedusting unit (3), raw coal discharge refuse desulfurization conveyer (4), the explosion-proof sniffer of X ray (5), X ray explosion-proof moistureproof identification coal separation signal generator (6), the explosion-proof noise elimination discharge refuse machine (7), spoil inorganic sulfur conveyer (8) and the cleaned coal conveyer (9) that are arranged on same level height and order series connection, the explosion-proof distributor of described raw coal (2) comprises two-tube explosion-proof feeder (21), former coal bunker (22), the explosion-proof supplying machine of raw coal (23), the explosion-proof supplying machine of described raw coal (23), former coal bunker (22), the series connection of two-tube explosion-proof feeder (21) order, described two-tube explosion-proof feeder (21) is connected on raw coal discharge refuse desulfurization conveyer (4), described raw coal discharge refuse desulfurization conveyer (4) comprises electrodeless variable-speed anti-explosion electric cylinder (25), run-in synchronism adhesive tape (26), the edger roll group of rectifying a deviation (27), flat idler group (28), frame (29), driven cylinder (30) and explosion-proof guard shield (31), described electrodeless variable-speed anti-explosion electric cylinder (25) and driven cylinder (30) are anchored on the two ends of frame (29), electrodeless variable-speed anti-explosion electric cylinder (25) drives driven cylinder (30) by run-in synchronism adhesive tape (26), be fastened on rectify a deviation edger roll group (27) and flat idler group (28) cooperation electrodeless variable-speed anti-explosion electric cylinder (25) and driven cylinder (30) in frame (29), explosion-proof guard shield (31) is fastened on a side of frame (29), the explosion-proof sniffer of described X ray (5) comprises scattering division board group (17), identify soft X source group (18), the explosion-proof moistureproof detector set of raw coal (19), the explosion-proof detector shield of raw coal chamber (20), in the explosion-proof detector shield of described raw coal chamber (20), establish the explosion-proof moistureproof detector set of raw coal (19), the detector of the explosion-proof moistureproof detector set of raw coal (19) separates by scattering division board, scattering division board forms scattering division board group (17), the explosion-proof moistureproof detector set of raw coal (19) be positioned at run-in synchronism adhesive tape (26) directly over, identify soft X source group (18) be positioned at run-in synchronism adhesive tape (26) under, the corresponding detection center of circle of the explosion-proof moistureproof detector set of described raw coal (19) is aimed in the soft X source group of described mark (18) each radiation center of circle straight up, the explosion-proof moistureproof identification coal separation signal generator of described X ray (6) comprises low-voltage dc power supply (32), adjustable high-voltage direct current (33), linear amplifier (34), digital frequency meter (35), height frequency changer (36), Big Dipper positioner (37), automatic charging device (38), time normalizing electronic impulser (39) and the explosion-proof moistureproof cabinet of instrument (40) of series connection successively, and the positive pole of described low-voltage dc power supply (32) is connected with scattering division board group (17), described protection against the tide noise elimination discharge refuse machine (7) comprises spoil fine coal bolter (12), cleaned coal baffle plate (13), arc extinguishing noise elimination discharge refuse connection rod set (14), horizontal fixed axis (16), arc extinguishing noise elimination tractive magnet (15), described arc extinguishing noise elimination discharge refuse connection rod set (14) comprises arc extinguishing rubber slab (41), noise elimination sheet rubber (42) and straight down connecting rod (43), noise elimination rubber grommet (44) is installed on the armature of described arc extinguishing noise elimination tractive magnet (15), in the time of a pulse of time normalizing electronic impulser (39) output, the sucking coil of arc extinguishing noise elimination tractive magnet (15) makes its armature draw connecting rod (43) straight down immediately, tow arc extinguishing noise elimination bar and connect group (14) around horizontal fixed axis (16) the impact inorganic sulphur-cake of spoil (11), the front of any one connecting rod of arc extinguishing noise elimination discharge refuse connection rod set (14) is all installed with arc extinguishing rubber slab (41), when the impact that is subject to arc extinguishing noise elimination connection rod set (14) when the inorganic sulphur-cake of spoil (11) is launched, cross immediately cleaned coal baffle plate (13) and fly to spoil fine coal bolter (12), the inorganic sulphur-cake of spoil (11) with sieve plate face in collision process fine coal after coming off, drop on the feeding adhesive tape of cleaned coal conveyer (9) through sieve plate hole, the inorganic sulphur-cake of spoil (11) that removes fine coal slips on the transportation rubber belt of spoil inorganic sulfur conveyer (8) from the sieve plate of spoil fine coal bolter (12), be transported to again the room that needs landfill.
2. anhydrous explosion-proof raw coal separation machine according to claim 1, it is characterized in that: described explosion-proof damp-proof electric appliances interlocker (1) comprises PLC controller, explosion-proof moistureproof rack, 3 phase AC solid relay, dropping resistor, light emitting diode, electrothermal relay, fuse, bipolar band switch, all the break contact of electrothermal relay is concatenated into path with wire, after the serial connection starting point of path and first moving plate (45) and second (46) of bipolar band switch are connected, affixed with the DC potential zero volt terminal OV of PLC controller again, the terminal of series via is with all solid-state relay control negative pole is separately affixed, affixed with the negative pole of each light emitting diode again, the control positive pole of the positive pole of each light emitting diode and three-phase solid relay is affixed, after one end of each dropping resistor and the positive pole of each light emitting diode are affixed, its other end is affixed with each corresponding output end Yi of PLC controller again, the input of the heater element of each electrothermal relay and the output of each self-corresponding three-phase solid relay are affixed, the output of each electrothermal relay heater element is affixed with the output of corresponding three-phase alternating-current motor, the input of each 3 phase AC solid relay and one end of each fuse are affixed, the other end of each fuse is in parallel with main circuit affixed, and the input of main circuit is electrically connected with city through air switch Q, the quantity of the output winding Yi of PLC controller is greater than 16, i=1, and 2 ..., 16,17 ..., the input coil Xj quantity of PLC controller is greater than 43, j=0, and 1,2 ..., 43, whole electromechanical components of explosion-proof damp-proof electric appliances interlocker (1) and part are all arranged in the rack of explosion-proof protection against the tide, and the input and output power cable of main circuit is anti-explosion cable.
3. anhydrous explosion-proof raw coal separation machine according to claim 1, is characterized in that: the soft X-ray bundle of described mark is that americium-241 are
241the monochromatic soft X-ray bundle of 59.5kev of Am radiation, or
241am and plutonium-238 are
238the mixing source of two kinds of nucleic radiation of Pu.
4. anhydrous explosion-proof raw coal separation machine according to claim 1, is characterized in that: described arc extinguishing noise elimination tractive magnet (15) can be replaced by the arc extinguishing moistureproof electromagnetic gas valve of Pneumatic explosion-prevention of eliminating the noise.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420054573.8U CN203711333U (en) | 2014-01-27 | 2014-01-27 | Water-free anti-explosion raw coal sorter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420054573.8U CN203711333U (en) | 2014-01-27 | 2014-01-27 | Water-free anti-explosion raw coal sorter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203711333U true CN203711333U (en) | 2014-07-16 |
Family
ID=51150533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420054573.8U Withdrawn - After Issue CN203711333U (en) | 2014-01-27 | 2014-01-27 | Water-free anti-explosion raw coal sorter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203711333U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103769370A (en) * | 2014-01-27 | 2014-05-07 | 罗旭 | Water-free anti-explosion raw coal sorting machine |
| CN108405366A (en) * | 2018-03-06 | 2018-08-17 | 山东东山王楼煤矿有限公司 | A kind of dry separation device |
| CN111715540A (en) * | 2020-04-29 | 2020-09-29 | 江苏旷博智能技术有限公司 | Apparatus and method for sorting coal and gangue |
-
2014
- 2014-01-27 CN CN201420054573.8U patent/CN203711333U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103769370A (en) * | 2014-01-27 | 2014-05-07 | 罗旭 | Water-free anti-explosion raw coal sorting machine |
| CN108405366A (en) * | 2018-03-06 | 2018-08-17 | 山东东山王楼煤矿有限公司 | A kind of dry separation device |
| CN111715540A (en) * | 2020-04-29 | 2020-09-29 | 江苏旷博智能技术有限公司 | Apparatus and method for sorting coal and gangue |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CU01 | Correction of utility model patent |
Correction item: Claims Correct: Correct False: Error Number: 29 Page: Description Volume: 30 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140716 Effective date of abandoning: 20160406 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |