CN106881278A - A kind of cleaning unit and coal preparation method - Google Patents
A kind of cleaning unit and coal preparation method Download PDFInfo
- Publication number
- CN106881278A CN106881278A CN201710133071.2A CN201710133071A CN106881278A CN 106881278 A CN106881278 A CN 106881278A CN 201710133071 A CN201710133071 A CN 201710133071A CN 106881278 A CN106881278 A CN 106881278A
- Authority
- CN
- China
- Prior art keywords
- spoil
- coal
- air nozzle
- data
- ray
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/3416—Sorting according to other particular properties according to radiation transmissivity, e.g. for light, x-rays, particle radiation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
- B07C5/362—Separating or distributor mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/363—Sorting apparatus characterised by the means used for distribution by means of air
- B07C5/365—Sorting apparatus characterised by the means used for distribution by means of air using a single separation means
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
Abstract
The invention discloses a kind of cleaning unit, including housing, vibrated bed, main dropping channel, coal cinder hopper, coal cinder dropping channel, spoil hopper, the channel connection that falls, spoil identifying system and gangue sorting system, spoil identifying system includes X-ray emission device, X-ray reception device and central controller;Gangue sorting system includes air compressor, air nozzle and the magnetic valve for controlling air nozzle to be opened and closed;Air compressor is arranged in housing, and air nozzle is located between X-ray reception device and coal cinder dropping channel, is connected by steam line between air nozzle and air compressor, and magnetic valve is connected with central controller and air nozzle signal respectively.The invention discloses a kind of coal preparation method.The cleaning unit and coal preparation method for providing are provided, the automation for selecting cash or coal preparation technique is realized, be instead of and manually selected cash, save human resources, reduce cost of labor, cash quality and efficiency are selected in raising.
Description
Technical field
The present invention relates to coal preparation technology field, more particularly to a kind of cleaning unit and coal preparation method.
Background technology
At present, in coal mining and process, the gangue sorting of coal cinder is completed by artificial separation.People's work point
Choosing has that labour intensity is big, efficiency is low, sorting quality varies with each individual, and unstable, working environment dust is made to the health of labourer
, it is necessary to urgently to be resolved hurrily the problems such as influence and infringement.And, bastard coal sorting is carried out when coal cinder is into coal washery, therewith band
What is come is the discharge refuse place storage that the spoil selected will be set on ground, causes ambient influnence, also to be increased in coal production cost
Add and cover the expense of cultivating, leaking the spoil of choosing can increase washing cost and influence quality of commercial coal.
The content of the invention
It is an object of the invention to overcome defect of the prior art, there is provided a kind of device that can realize automatic coal separation
And method.
A kind of cleaning unit of technical solution of the present invention, including housing;Feed hopper is set in the top of the housing, described
It is located in housing below the feed hopper and is provided with vibrated bed;Formed between the edge of the vibrated bed and the housing
There is the main dropping channel fallen for mixed coal;Coal cinder hopper, the coal cinder hopper are provided with below the vibrated bed
Connected by coal cinder dropping channel between the main dropping channel;Spoil discharge is provided with below the coal cinder hopper
Bucket, is connected between the spoil hopper and the main dropping channel by spoil dropping channel;The vibrated bed with it is described
Spoil identifying system is provided between coal cinder hopper, the spoil identifying system includes that X-ray emission device, X-ray are received
Device and central controller, the X-ray emission device, the X-ray reception device respectively with the central controller signal
Connection;The X-ray emission device and the X-ray reception device are oppositely arranged on the both sides of the main dropping channel;In cash
Be additionally provided with the spoil for spoil being blown into the spoil dropping channel between stone identifying system and the coal cinder hopper
Separation system;The gangue sorting system includes air compressor, air nozzle and the electromagnetism for controlling the air nozzle opening and closing
Valve;The air compressor is arranged in the housing, and the air nozzle is under the X-ray reception device with the coal cinder
Fall between passage, connected by steam line between the air nozzle and the air compressor, the magnetic valve respectively with institute
State central controller and air nozzle signal connection.
Further, the gangue sorting system also includes position sensor, and the position sensor is penetrated positioned at the X
The lower section of line reception device, the position sensor is connected with the central controller signal.
Further, multiple air nozzles, multiple air nozzle composition air nozzle squares are provided with the housing
Battle array;A magnetic valve is configured with each described air nozzle;Multiple position sensors are provided with the housing,
Multiple position sensor composition position sensor matrixes.
Further, the central controller includes data encoder, the storage for the data of acquisition to be encoded
There is the database of spoil data and for the coded data in data encoder to be carried out with the spoil data in the database
The data processing centre of comparative analysis treatment;The data encoder is connected with the X-ray reception device signal, the data
Encoder is connected with data processing centre's signal, and the database is connected with data processing centre's signal.
Further, the spoil dropping channel is located at the outside of the coal cinder dropping channel, and the spoil falls to leading to
The spoil entrance in road is just to the air nozzle.
Further, the vibrator in the vibrated bed including bed surface and for driving the bed surface to rotate upwardly and downwardly;It is described
Bed surface is tapered, and the middle part of the bed surface height higher than the bed surface edge height;Set on the housing
Locating shaft is put, vibrating spring is provided with the locating shaft, the upper end of the vibrating spring is connected with the bed surface;It is described to shake
Dynamic device is located at the lower section of the bed surface, and the output end of the vibrator is connected with the bed surface.
Technical solution of the present invention also provides a kind of coal preparation method, comprises the following steps:
S001:It is blended with the mixed coal input feed hopper of coal cinder and spoil;
S002:Mixed coal falls through the vibration of vibrated bed from main dropping channel;
S003:X-ray emission device launches X-ray matrix, and X-ray matrix is decayed when coal cinder and spoil is run into, X
X-ray after ray reception device receiving attenuation, and data processing is carried out by central controller, determine spoil;
S004:When spoil is by air nozzle, the corresponding magnetic valve of central controller controls is opened, air nozzle jet, and
Spoil is blown into spoil dropping channel, is most discharged through spoil hopper afterwards;
Coal cinder enters coal cinder dropping channel in the way of freely falling body, is most discharged through coal cinder hopper afterwards.
Further, also include in step S003:
X-ray of the data encoder from X-ray reception device after receiving attenuation, and carry out data processing and compiled
Code data;
Data processing centre transfers the spoil data of storage from database, and spoil data and coded data are contrasted;
Such as coded data and spoil data match, it is determined that be spoil, opens solenoid valve;
As coded data is not matched that with spoil data, then closed electromagnetic valve is kept.
Further, in coded data and spoil data match, also comprise the following steps:
The spoil drop-off positions of spoil are obtained from position sensor;
The air nozzle overlapped with spoil drop-off positions is opened by magnetic valve, remaining air nozzle is remained turned-off.
Further, when coded data is with spoil data match, also comprise the following steps:
Data processing centre also calculates the projection of shape and falling speed of spoil.
Using above-mentioned technical proposal, have the advantages that:
Using the cleaning unit that the present invention is provided, can be disposed on underground coal mine fully-mechanized mining working, by spoil just
Ground was sorted out before elevating conveyor adhesive tape conveyer, and reprinting follows the synchronous adhesive tape for moving forward of elevating conveyor to setting up one
Conveyer, the rubber conveyer is by waste filling to goaf;Or the fixation of bastard coal separation system is located at the conveying of crossheading adhesive tape
The transfer point of machine, main conveyor belt conveyer on the coal cinder after sorting, spoil enters roll-over in spoil, then is transported to by transport vehicle
Crossheading joins lane, and spoil is thrown into goaf by throwing cash machine in connection lane, makes spoil not gug, without setting up discharge refuse on ground,
Reduce coal production cost.
Using cleaning unit and coal preparation method that the present invention is provided, simplified coal preparation technique is reached, reduce coal separation cost;No
Discharge of wastewater, energy-conserving and environment-protective;Wind method does not use water and flotation medium, that is, improve the caloric value energy-conserving and environment-protective again of coal, carries
The selling price of commodity coal high, it is a significant improvement to washed coal technique.
Using cleaning unit and coal preparation method that the present invention is provided, the automation for selecting cash or coal preparation technique is realized, replaced
Cash is selected for artificial, human resources are saved, cost of labor is reduced, cash quality and efficiency are selected in raising.
Brief description of the drawings
The stereogram of the cleaning unit that Fig. 1 is provided for one embodiment of the invention;
Fig. 2 is the internal structure schematic diagram of the cleaning unit shown in Fig. 1;
Fig. 3 be cleaning unit shown in Fig. 2 in coal separation, coal cinder and spoil moving direction schematic diagram;
Fig. 4 is the front view of the cleaning unit shown in Fig. 1;
Fig. 5 be Fig. 4 shown in cleaning unit along A-A to sectional view;
Fig. 6 is sectional view of the cleaning unit shown in Fig. 4 along B-B direction;
Fig. 7 is the module diagram of central controller.
The reference table of comparisons:
1- housings;11- feed hoppers;12- coal cinder hoppers;
13- spoil hoppers;2- vibrated beds;21- bed surfaces;
22- vibrators;23- vibrating springs;The main dropping channels of 3-;
31- coal cinder dropping channels;32- spoil dropping channels;321- spoil entrances;
4- spoil identifying systems;41-X radiation-emitting devices;42-X ray reception devices;
43- central controllers;431- data encoders;432- databases;
433- data processing centres;434- display units;435- corrects prewarning unit;
436- trigger signal encoders;437- scan synchronizing signal generators;
438-PWM pulsed drive matrixes;5- gangue sorting systems;51- air compressors;
52- air nozzles;53- magnetic valves;54- position sensors;
55- steam lines;6- mixed coals;61- coal cinders;
62- spoils.
Specific embodiment
Further illustrate specific embodiment of the invention below in conjunction with the accompanying drawings.Wherein identical parts identical
Reference is represented.It should be noted that the word "front", "rear", "left", "right", the "up" and "down" that are used in description below
The direction in accompanying drawing is referred to, word " interior " and " outward " are referred respectively to towards or away from the direction of particular elements geometric center.
As shown in figs. 1-7, the cleaning unit that one embodiment of the invention is provided, including housing 1.
Feed hopper 11 is set in the top of housing 1, the lower section positioned at feed hopper 11 in housing 1 is provided with vibrated bed 2, shakes
The main dropping channel 3 fallen for mixed coal is formed between the edge of dynamic bed 2 and housing 1.
The lower section of vibrated bed 2 is provided with coal cinder hopper 12, coal is passed through between coal cinder hopper 12 and main dropping channel 3
Block dropping channel 31 is connected.The lower section of coal cinder hopper 12 is provided with spoil hopper 13, spoil hopper 13 and main whereabouts
Connected by spoil dropping channel 32 between passage 3.
Spoil identifying system 4 is provided between vibrated bed 2 and coal cinder hopper 12, spoil identifying system 4 includes X-ray
Emitter 41, X-ray reception device 42 and central controller 43, X-ray emission device 41, X-ray reception device 42 are distinguished
It is connected with the signal of central controller 43.X-ray emission device 41 and X-ray reception device 42 are oppositely arranged on main dropping channel 3
Both sides.
It is additionally provided between spoil identifying system 4 and coal cinder hopper 12 for spoil 62 to be blown into spoil dropping channel
Gangue sorting system 5 in 32.
Gangue sorting system 5 includes air compressor 51, air nozzle 52 and the magnetic valve for controlling air nozzle 51 to be opened and closed
53。
Air compressor 51 is arranged in housing 1, and air nozzle 52 is located at X-ray reception device 42 and coal cinder dropping channel 31
Between, connected by steam line 55 between air nozzle 52 and air compressor 51, magnetic valve 53 respectively with central controller 43
Connected with the signal of air nozzle 52.
That is to say, the cleaning unit is main by housing 1, vibrated bed 2, main dropping channel 3, spoil identifying system 4 and spoil
Separation system 5 is constituted.
Mixed coal 6 involved in the present invention refers to mixture, or the colliery life for being mixed with coal cinder 61 and spoil 62
Output come without washing, crude run-of-mine coal (ROM coal), except of course that outside both materials, it is also possible to be mixed with other materials,
But based on coal cinder and spoil.
In the present invention involved raw coal refer to from the ground or the run-of-mine coal (ROM coal) that excavates of underground mining through screen processing remove spoil,
Coal after pyrite etc..
The top of housing 1 sets feed hopper 11, being respectively arranged below coal cinder hopper 12 and spoil hopper 13, its
Middle spoil hopper 13 is located at the lower section of coal cinder hopper 12.
Coal cinder hopper 12 is mainly used in discharging coal cinder, and the coal discharged through coal cinder hopper 12 is raw coal, also referred to as
Raw coal hopper.Spoil hopper 13 is mainly used in the spoil discharge after screening.
Vibrated bed 2 is located in housing 1, and positioned at the lower section of feed hopper 11, ring is formed between its edge and housing 1
The main dropping channel 3 of shape, is mainly used in mixed coal 6 or run-of-mine coal (ROM coal) falls.
In the presence of vibrated bed 2, the mixed coal 6 in main dropping channel 3 forms bastard coal waterfall shape, and thinner thickness is beneficial to
Screening.
The lower section of vibrated bed 2 is provided with spoil identifying system 4, it is used to determine spoil 62.X in spoil identifying system 4
Radiation-emitting device 41 can launch X-ray matrix, and X-ray reception device 42 can receive X-ray matrix, pass through in spoil 62
During X-ray matrix, X-ray can produce decay, the deamplification that the X-ray reception device 42 that central controller 43 receives is transmitted it
Afterwards, position, shape and the falling speed of spoil 62 are determined.
X-ray emission device 41 and X-ray reception device 42 are arranged on the opposite sides of main dropping channel 3, such that it is able to
To being detected by spoil 62.X-ray emission device 41 is arranged on the outer ring surface of main dropping channel 3, X-ray reception device
42 are arranged on the inner ring surface of main dropping channel 3, such that it is able to enter to all spoils 62 in the main dropping channel 3 by annular
Row detection.
The lower end of main dropping channel 3 is connected with coal cinder dropping channel 31, and it is connected with coal cinder hopper 12, main dropping channel
Coal cinder 61 in 3 can be entered in coal cinder dropping channel 31 in the way of freely falling body, finally be discharged through coal cinder hopper 12.
The lower end of main dropping channel 3 is also associated with spoil dropping channel 32, and it is used for spoil 62 and falls into.
The lower section of X-ray reception device 42 or X-ray emission device 41 is provided with gangue sorting system 5, it can be by
The spoil 62 determined by spoil identifying system 4 is blown into spoil dropping channel 32.
Gangue sorting system 5 is mainly made up of air compressor 51, air nozzle 52 and magnetic valve 53.Air compressor 51 leads to
Cross steam line 55 to be supplied to air nozzle 52, air nozzle 52 is used to be dried to spoil 62, and spoil 62 is blown off freely falling body rail
Mark, and fall into spoil dropping channel 32.
Magnetic valve 53 be used for control air nozzle 51 to be opened and closed, magnetic valve 53 respectively with central controller 43 and the signal of air nozzle 52
Connection, controls magnetic valve 53 to act by central controller 43, and then controls air nozzle 51 to be opened and closed.
Signal connection in the present invention includes wireless connection and wire connection or electrically connects.
In spoil 62 by between X-ray emission device 41 and X-ray reception device 42, and determined by central controller 43
After spoil 62, the control magnetic valve 53 of central controller 43 is acted, and opens air nozzle 51, and air nozzle 52 blows to spoil 62
Wind, and spoil 62 is blown off freely falling body track, fallen into spoil dropping channel 32 with parabolical track, most arranged through spoil afterwards
Hopper 13 is discharged.
When coal cinder 61 is by between X-ray emission device 41 and X-ray reception device 42, central controller 43 determines not
It is spoil 62, then keeps air nozzle 51 to close, so that coal cinder 61 does not deviate by freely falling body track, and then coal cinder falls to leading to
In road 31, finally discharged through coal cinder hopper 12.
Preferably, coal cinder dropping channel 31 is vertically set on the lower section of main dropping channel 3, is smoothly fallen into beneficial to coal cinder 61.
Thus, the cleaning unit that the present invention is provided, reaches simplified coal preparation technique, reduces coal separation cost;There is no discharge of wastewater,
Energy-conserving and environment-protective;Wind method does not use water and flotation medium, that is, improve the caloric value energy-conserving and environment-protective again of coal, improves commodity coal
Selling price, it is a significant improvement to washed coal technique.
The cleaning unit that the present invention is provided, realizes the automation for selecting cash or coal preparation technique, instead of and manually selects cash, saves
Human-saving resource, reduces cost of labor, and cash quality and efficiency are selected in raising.
It is preferred that as shown in fig. 7, gangue sorting system 5 also include position sensor 54, position sensor 54 be located at X
The lower section of ray reception device 42, position sensor 54 is connected with the signal of central controller 43.
The specific drop-off positions of spoil 62 can be detected by set location sensor 54, and then opens spoil 62 and projected
Place or the air nozzle 52 just to spoil 62 are dried, and realize accurate screening.
It is preferred that multiple air nozzles 52 are provided with housing 1, the composition air nozzle matrix of multiple air nozzles 52, each spray
A magnetic valve 53 is configured with valve 52, multiple magnetic valves 53 also constitute magnetic valve matrix.
Multiple position sensors 54 are provided with housing 1, the composition position sensor matrix of multiple position sensors 54 is carried
The precision of high detection effect and screening spoil.
Due to being provided with multiple position sensors 54 and multiple air nozzles 52, at the same can detect multiple objects (spoil and
Coal cinder), when certain object is defined as spoil 62 by central controller 43, then opens the air nozzle 52 just to spoil 62 or be in
Air nozzle 52 or the air nozzle 52 that is overlapped with the drop-off positions of spoil 62 in the projection of spoil 62, and keep other air nozzles 52 to close
Close such that it is able to spoil 62 is accurately separated with coal cinder 61.
As two or more objects overlap, for example a lump coal block 61 and one block of spoil 62 overlap, if detecting spoil 62,
Corresponding air nozzle 52 is equally opened, spoil 62 and coal cinder 61 are blown out.Coal cinder 61 now is mixed with spoil 62, can be with
By way of multiple Cycle Screening, coal cinder 61 is separated from spoil 62.
In order to improve the convenience of operation, spoil hopper 13 and feed hopper 11 can be connected by travelling belt, by electricity
Machine drives travelling belt operating, realizes cycle operation.
It is preferred that as shown in fig. 7, central controller 43 includes the data encoder for the data of acquisition to be encoded
The database 432 of the spoil data that the 431st, are stored with and for by the coded data in data encoder 431 and database 432
Spoil data are analyzed the data processing centre 433 for the treatment of.
Data encoder 431 is connected with the signal of X-ray reception device 42, data encoder 431 and data processing centre 433
Signal is connected, and database 432 is connected with data processing centre 433 signal.
The data of spoil 62 are collected beforehand through computer, then such as density, shape, volume, quality etc. data will
Its storage is in database 432.
Data encoder 431 obtains the X-ray signal of decay from X-ray reception device 42, and to the X-ray of the decay
Signal carries out coded treatment, and the X-ray signal of decay is converted into coded data, such as density, shape, volume, quality etc.,
Then the coded data transmission that will be changed is to data processing centre 433.
Data processing centre 433 obtains the spoil data of storage from database 432 simultaneously, and is carried out with from coded data
Contrast:
Such as coded data and spoil data match, it is determined that be spoil 62, opens solenoid valve 53;
As coded data is not matched that with spoil data, then magnetic valve 53 is kept to close.
Central controller 43 also includes display unit 434, for correction data to be exported.
Central controller 43 also includes correction prewarning unit 435, and school is carried out for the data to X-ray reception device 42
Just.
Central controller 43 also includes trigger signal encoder 436, scan synchronizing signal generator 437 and pwm pulse
Matrix 438 is driven, for controlling magnetic valve 53 to act and the interactive positional information for obtaining spoil 62 occurring with position sensor 54.
It is preferred that as shown in Fig. 2 spoil dropping channel 32 is located at the outside of coal cinder dropping channel 31, and spoil falls to leading to
The spoil entrance 321 in road 32 just to air nozzle 52, beneficial to directly spoil 62 is blown into spoil dropping channel 32.Meaning at this
Outside refers to the side away from air nozzle 52.
It is preferred that as shown in Figure 2 and Figure 6, bed surface 21 is included and for shaking of driving bed surface 21 to rotate upwardly and downwardly in vibrated bed 2
Dynamic device 22.
Bed surface 21 is tapered, and the middle part of bed surface 21 height higher than bed surface 21 edge height, on housing 1
Locating shaft 14 is set, vibrating spring 23 is provided with locating shaft 14, the upper end of vibrating spring 23 is connected with bed surface 21, vibrator
22 are connected positioned at the lower sections of bed surface 21, and the output end of vibrator 22 with bed surface 21.
Bed surface 21 is driven to vibrate by vertical vibrator 22, the direction of locating shaft 14 and the telescopic direction phase of vibrator 22
Together, vibrating spring 23 is socketed on locating shaft, plays buffering vibration and spacing effect.And surrounding high is low in the middle of bed surface 21,
So as to the mixed coal 6 on bed surface 21 in the way of bastard coal waterfall by falling into main dropping channel 3 after vibration.
With reference to shown in Fig. 1-7, one embodiment of the invention provides a kind of use cleaning unit and carries out the coal preparation method of coal separation, bag
Include following steps:
S001:It is blended with the input feed hopper 12 of mixed coal 6 of coal cinder 61 and spoil 62;
S002:Mixed coal 6 falls through the vibration of vibrated bed 2 from main dropping channel 3;
S003:X-ray emission device 41 launches X-ray matrix, and X-ray matrix occurs when coal cinder 61 and spoil 62 is run into
Decay, the X-ray after the receiving attenuation of X-ray reception device 42, and data processing is carried out by central controller 43, determine spoil
62;
S004:When spoil 62 is by air nozzle 52, central controller 43 controls corresponding magnetic valve 53 to open, air nozzle
52 jets, and spoil 62 is blown into spoil dropping channel 32, most discharged through spoil hopper 13 afterwards;
Coal cinder 61 enters coal cinder dropping channel 31 in the way of freely falling body, is most discharged through coal cinder hopper 12 afterwards.
In spoil 62 by between X-ray emission device 41 and X-ray reception device 42, and determined by central controller 43
After spoil 62, the control magnetic valve 53 of central controller 43 is acted, and opens air nozzle 51, and air nozzle 52 blows to spoil 62
Wind, and spoil 62 is blown off freely falling body track, fallen into spoil dropping channel 32 with parabolical track, most arranged through spoil afterwards
Hopper 13 is discharged.
When coal cinder 61 is by between X-ray emission device 41 and X-ray reception device 42, central controller 43 determines not
It is spoil 62, then keeps air nozzle 51 to close, so that coal cinder 61 does not deviate by freely falling body track, and then coal cinder falls to leading to
In road 31, finally discharged through coal cinder hopper 12.
Thus, the coal preparation method that the present invention is provided, realizes the automation for selecting cash or coal preparation technique, instead of artificial choosing
Cash, saves human resources, reduces cost of labor, and cash quality and efficiency are selected in raising.
It is preferred that also including in step S003:
X-ray of the data encoder 431 from X-ray reception device 42 after receiving attenuation, and carry out data processing coding
Obtain coded data;
Data processing centre 433 transfers the spoil data of storage from database 432, and by spoil data and coded data
Contrast;
Such as coded data and spoil data match, it is determined that be spoil 62, opens solenoid valve 53;
As coded data is not matched that with spoil data, then magnetic valve 53 is kept to close.
Preferably, in coded data and spoil data match, also comprise the following steps:
The spoil drop-off positions of spoil 62 are obtained from position sensor 54;
The air nozzle 52 overlapped with spoil drop-off positions is opened by magnetic valve 53, remaining air nozzle 52 is remained turned-off.
Due to being provided with multiple position sensors 54 and multiple air nozzles 52, at the same can detect multiple objects (spoil and
Coal cinder), when certain object is defined as spoil 62 by central controller 43, then opens the air nozzle 52 just to spoil 62 or be in
Air nozzle 52 or the air nozzle 52 that is overlapped with spoil drop-off positions in the projection of spoil 62, and keep other air nozzles 52 to close
Close such that it is able to spoil 62 is accurately separated with coal cinder 61.
It is preferred that when coded data is with spoil data match, also comprising the following steps:
Data processing centre 433 also calculates the projection of shape and falling speed of spoil 62, to control to open air nozzle
52 quantity and position.
In sum, the present invention is provided cleaning unit and coal preparation method, reach simplified coal preparation technique, reduce coal separation into
This;There is no discharge of wastewater, energy-conserving and environment-protective;Wind method does not use water and flotation medium, that is, improve the caloric value and energy-conservation of coal
Environmental protection, improves the selling price of commodity coal, and it is a significant improvement to washed coal technique.
Cleaning unit and coal preparation method that the present invention is provided, realize the automation for selecting cash or coal preparation technique, instead of
It is artificial to select cash, human resources are saved, cost of labor is reduced, cash quality and efficiency are selected in raising.
As needed, above-mentioned each technical scheme can be combined, to reach best-of-breed technology effect.
Above-described is only principle of the invention and preferred embodiment.It should be pointed out that for the common skill of this area
For art personnel, on the basis of the principle of the invention, some other modifications can also be made, also should be regarded as protection model of the invention
Enclose.
Claims (10)
1. a kind of cleaning unit, it is characterised in that including housing;
Feed hopper is set in the top of the housing, is located in the housing below the feed hopper and is provided with vibrated bed;
The main dropping channel fallen for mixed coal is formed between the edge of the vibrated bed and the housing;
Coal cinder hopper is provided with below the vibrated bed, is passed through between the coal cinder hopper and the main dropping channel
Coal cinder dropping channel is connected;
Spoil hopper is provided with below the coal cinder hopper, between the spoil hopper and the main dropping channel
Connected by spoil dropping channel;
Spoil identifying system is provided between the vibrated bed and the coal cinder hopper, the spoil identifying system includes X
Radiation-emitting device, X-ray reception device and central controller, the X-ray emission device, the X-ray reception device point
It is not connected with the central controller signal;
The X-ray emission device and the X-ray reception device are oppositely arranged on the both sides of the main dropping channel;
It is additionally provided between spoil identifying system and the coal cinder hopper for spoil to be blown into the spoil dropping channel
Interior gangue sorting system;
The gangue sorting system includes air compressor, air nozzle and the magnetic valve for controlling the air nozzle opening and closing;
The air compressor is arranged in the housing, and the air nozzle is located at the X-ray reception device and the coal cinder
Between dropping channel, between the air nozzle and the air compressor by steam line connect, the magnetic valve respectively with
The central controller and the air nozzle signal are connected.
2. cleaning unit according to claim 1, it is characterised in that the gangue sorting system also includes position sensing
Device, the position sensor is located at the lower section of the X-ray reception device, and the position sensor is believed with the central controller
Number connection.
3. cleaning unit according to claim 1 and 2, it is characterised in that multiple sprays are provided with the housing
Valve, multiple air nozzle composition air nozzle matrixes;
A magnetic valve is configured with each described air nozzle;
Multiple position sensors, multiple position sensor composition position sensor squares are provided with the housing
Battle array.
4. cleaning unit according to claim 1, it is characterised in that the central controller includes the number for that will obtain
According to the data encoder for being encoded, the database of the spoil data that are stored with and for by the coded data in data encoder with
Spoil data in the database are analyzed the data processing centre for the treatment of;
The data encoder is connected with the X-ray reception device signal, the data encoder and the Data processing
Heart signal is connected, and the database is connected with data processing centre's signal.
5. cleaning unit according to claim 1, it is characterised in that the spoil dropping channel falls positioned at the coal cinder
The outside of passage, and the spoil dropping channel spoil entrance just to the air nozzle.
6. cleaning unit according to claim 1, it is characterised in that include bed surface and for driving in the vibrated bed
State the vibrator that bed surface is rotated upwardly and downwardly;
The bed surface is tapered, and the middle part of the bed surface height higher than the bed surface edge height;
Locating shaft is set on the housing, vibrating spring is provided with the locating shaft, the upper end of the vibrating spring with
The bed surface connection;
The vibrator is located at the lower section of the bed surface, and the output end of the vibrator is connected with the bed surface.
7. the cleaning unit in a kind of use claim 1-6 described in any claim carries out the coal preparation method of coal separation, and it is special
Levy and be, comprise the following steps:
S001:It is blended with the mixed coal input feed hopper of coal cinder and spoil;
S002:Mixed coal falls through the vibration of vibrated bed from main dropping channel;
S003:X-ray emission device launches X-ray matrix, and X-ray matrix is decayed when coal cinder and spoil is run into, X-ray
X-ray after reception device receiving attenuation, and data processing is carried out by central controller, determine spoil;
S004:When spoil is by air nozzle, the corresponding magnetic valve of central controller controls is opened, air nozzle jet, and by cash
Stone is blown into spoil dropping channel, is most discharged through spoil hopper afterwards;
Coal cinder enters coal cinder dropping channel in the way of freely falling body, is most discharged through coal cinder hopper afterwards.
8. coal preparation method according to claim 7, it is characterised in that also include in step S003:
X-ray of the data encoder from X-ray reception device after receiving attenuation, and carry out data processing coding acquisition coded number
According to;
Data processing centre transfers the spoil data of storage from database, and spoil data and coded data are contrasted;
Such as coded data and spoil data match, it is determined that be spoil, opens solenoid valve;
As coded data is not matched that with spoil data, then closed electromagnetic valve is kept.
9. coal preparation method according to claim 8, it is characterised in that in coded data and spoil data match, also
Comprise the following steps:
The spoil drop-off positions of spoil are obtained from position sensor;
The air nozzle overlapped with spoil drop-off positions is opened by magnetic valve, remaining air nozzle is remained turned-off.
10. coal preparation method according to claim 9, it is characterised in that when coded data is with spoil data match, also wrap
Include following steps:
Data processing centre also calculates the projection of shape and falling speed of spoil.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710133071.2A CN106881278A (en) | 2017-03-08 | 2017-03-08 | A kind of cleaning unit and coal preparation method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710133071.2A CN106881278A (en) | 2017-03-08 | 2017-03-08 | A kind of cleaning unit and coal preparation method |
Publications (1)
Publication Number | Publication Date |
---|---|
CN106881278A true CN106881278A (en) | 2017-06-23 |
Family
ID=59179663
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710133071.2A Pending CN106881278A (en) | 2017-03-08 | 2017-03-08 | A kind of cleaning unit and coal preparation method |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106881278A (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113019966A (en) * | 2021-02-08 | 2021-06-25 | 赣州好朋友科技有限公司 | Sorting equipment |
CN113019967A (en) * | 2021-02-08 | 2021-06-25 | 赣州好朋友科技有限公司 | Material sorting machine |
WO2022127623A1 (en) * | 2020-12-18 | 2022-06-23 | 赣州好朋友科技有限公司 | Annular high-speed spraying valve structure and ore sorting device |
WO2022127624A1 (en) * | 2020-12-18 | 2022-06-23 | 赣州好朋友科技有限公司 | Annular waterfall type feeding assembly and mineral processing device |
WO2022127121A1 (en) * | 2020-12-18 | 2022-06-23 | 赣州好朋友科技有限公司 | Ore dressing apparatus with annular structure |
CN115608646A (en) * | 2022-11-30 | 2023-01-17 | 北京霍里思特科技有限公司 | Sector mineral aggregate separator, annular mineral aggregate separator system and combination method |
CN116152344A (en) * | 2023-04-18 | 2023-05-23 | 天津德通电气有限公司 | Coal dressing method and system based on shape database identification |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011064795A2 (en) * | 2009-11-24 | 2011-06-03 | Goda Venkata Ramana | Device for sorting contaminants from minerals, and method thereof |
CN104043593A (en) * | 2014-06-27 | 2014-09-17 | 罗旭 | No-water sorting equipment for coal gangue inorganic sulfur in X-ray clean coal |
CN204194320U (en) * | 2014-02-27 | 2015-03-11 | 常州融谱科技有限公司 | X-ray ore intelligence screening installation |
CN104971896A (en) * | 2015-06-30 | 2015-10-14 | 重庆市凯福食品有限公司 | Tea stalk collecting machine |
CN205110170U (en) * | 2015-10-22 | 2016-03-30 | 合肥泰禾光电科技股份有限公司 | Select separately equipment of food that goes mildy |
CN105598026A (en) * | 2016-01-14 | 2016-05-25 | 山东博润工业技术股份有限公司 | Automatic and efficient dry sorting system |
CN205518682U (en) * | 2016-01-05 | 2016-08-31 | 天津美腾科技有限公司 | TDS intelligence dry separation machine |
-
2017
- 2017-03-08 CN CN201710133071.2A patent/CN106881278A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011064795A2 (en) * | 2009-11-24 | 2011-06-03 | Goda Venkata Ramana | Device for sorting contaminants from minerals, and method thereof |
CN204194320U (en) * | 2014-02-27 | 2015-03-11 | 常州融谱科技有限公司 | X-ray ore intelligence screening installation |
CN104043593A (en) * | 2014-06-27 | 2014-09-17 | 罗旭 | No-water sorting equipment for coal gangue inorganic sulfur in X-ray clean coal |
CN104971896A (en) * | 2015-06-30 | 2015-10-14 | 重庆市凯福食品有限公司 | Tea stalk collecting machine |
CN205110170U (en) * | 2015-10-22 | 2016-03-30 | 合肥泰禾光电科技股份有限公司 | Select separately equipment of food that goes mildy |
CN205518682U (en) * | 2016-01-05 | 2016-08-31 | 天津美腾科技有限公司 | TDS intelligence dry separation machine |
CN105598026A (en) * | 2016-01-14 | 2016-05-25 | 山东博润工业技术股份有限公司 | Automatic and efficient dry sorting system |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022127623A1 (en) * | 2020-12-18 | 2022-06-23 | 赣州好朋友科技有限公司 | Annular high-speed spraying valve structure and ore sorting device |
WO2022127624A1 (en) * | 2020-12-18 | 2022-06-23 | 赣州好朋友科技有限公司 | Annular waterfall type feeding assembly and mineral processing device |
WO2022127121A1 (en) * | 2020-12-18 | 2022-06-23 | 赣州好朋友科技有限公司 | Ore dressing apparatus with annular structure |
CN113019966A (en) * | 2021-02-08 | 2021-06-25 | 赣州好朋友科技有限公司 | Sorting equipment |
CN113019967A (en) * | 2021-02-08 | 2021-06-25 | 赣州好朋友科技有限公司 | Material sorting machine |
WO2022166135A1 (en) * | 2021-02-08 | 2022-08-11 | 赣州好朋友科技有限公司 | Material sorting machine |
WO2022166134A1 (en) * | 2021-02-08 | 2022-08-11 | 赣州好朋友科技有限公司 | Sorting apparatus |
CN115608646A (en) * | 2022-11-30 | 2023-01-17 | 北京霍里思特科技有限公司 | Sector mineral aggregate separator, annular mineral aggregate separator system and combination method |
CN116152344A (en) * | 2023-04-18 | 2023-05-23 | 天津德通电气有限公司 | Coal dressing method and system based on shape database identification |
CN116152344B (en) * | 2023-04-18 | 2023-07-11 | 天津德通电气有限公司 | Coal dressing method and system based on shape database identification |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106881278A (en) | A kind of cleaning unit and coal preparation method | |
CN112170260B (en) | Movable type photoelectric coal gangue sorting robot | |
CN110681603B (en) | Small-sized fruit and vegetable pneumatic automatic sorting machine | |
CN102416386B (en) | Process and system for sorting coal by discharging coal gangue through dry method | |
US10099259B2 (en) | Intelligent grading machine with trajectory tracking sensor network and a process thereof | |
CN109834062A (en) | A kind of bastard coal sorting unit of double-visual angle X-ray intelligent recognition | |
CN111617987A (en) | Intelligent automatic sorting system for coal | |
CN206588038U (en) | A kind of hopper and multi-layer caterpillar type color sorting machine using the hopper of transferring | |
CN106964568B (en) | It is able to carry out the Double-skin belt granular material color selector of final election | |
CN112495834A (en) | Detection mechanism and mineral product sorting machine with detection mechanism | |
CN114472207B (en) | Mineral sorting system and mineral sorting method | |
CN109174622A (en) | A kind of useless method of antimony ore intelligent machine choosing throwing in advance | |
CN104001677A (en) | Color selector utilizing electric-control automatic distribution of material | |
CN112264330A (en) | Remove end coal gangue photoelectric separation system | |
CN207336378U (en) | A kind of device of automatic detection rice phenotypic parameter | |
CN107021333A (en) | Screwdriver head sorting system | |
CN111299137A (en) | Burnt precious stone sorting system based on machine vision | |
CN207042825U (en) | Retrospective device is automatically separated based on the trace to the source grain of particle of two-dimensional bar code | |
CN202290588U (en) | Dry-method gangue discharging and coal dressing system | |
CN101780846A (en) | Packaging device for finished product inspection and method therefor | |
CN209736113U (en) | Coal gangue sorting device capable of intelligently identifying double-view-angle X-ray | |
CN103569604A (en) | Bucket conveyer | |
CN107716338A (en) | A kind of material separation device | |
CN114985285A (en) | Mineral product sorting machine | |
CN109909182B (en) | Integrative device is selected separately with photoelectricity to ore dressing based on internet |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170623 |
|
RJ01 | Rejection of invention patent application after publication |