The content of the invention
The present invention is to solve in the prior art super high seam high working face once adopt it is right in complete thick Sub-Level Caving control system
In the broken technical problem for not influenceing transport thoroughly of coarse coal, and then a kind of super high seam high working face is provided once adopts full thickness and put
Top coal control system.
In order to solve the above technical problems, the present invention, which provides a kind of super high seam high working face, once adopts complete thick Sub-Level Caving control system
System, including hydraulic support, rear portion drag conveyor, plate, elevating conveyor and belt conveyer, wherein:
The hydraulic support destroys top coal structure by the support repeatedly to top plate, controls top-coal control;
The rear portion drag conveyor is arranged at the rear of the hydraulic support, accepts the top coal of inbreak;
The plate is arranged between the tail boom of the hydraulic support and the rear portion drag conveyor, and the tail boom is reciprocal
Swing and be engaged with stretching repeatedly for the plate, the coarse coal in the top coal of inbreak is crushed;
The elevating conveyor, the rear portion scraper conveyor tail is arranged at, its head section sets precrushing part, and it is leaned on
Nearly drive end unit, which sets up separately, puts disintegrating machine;The precrushing part is big to the elevating conveyor to being transmitted from the rear portion drag conveyor
Lump coal performs fragmentation procedure;The disintegrating machine performs fragmentation procedure to the coarse coal in the elevating conveyor;
The belt conveyer is arranged at the outlet of the elevating conveyor, accepts coal and the transport of the elevating conveyor output.
Alternatively, above-mentioned super high seam high working face is once adopted in complete thick Sub-Level Caving control system, the precrushing part
For the metallic plate with specific thicknesses.
Alternatively, above-mentioned super high seam high working face is once adopted in complete thick Sub-Level Caving control system, and the metallic plate is fixed
At the frame head of reloading machine, or the metallic plate is slidably disposed at the frame head of reloading machine, its can along perpendicular to
Slide in the direction of coal stream.
Alternatively, above-mentioned super high seam high working face is once adopted in complete thick Sub-Level Caving control system, when the metallic plate can
Along when being slided perpendicular to the direction of coal stream, the metallic plate forms broached-tooth design on one side relative with coal stream.
Alternatively, above-mentioned super high seam high working face is once adopted in complete thick Sub-Level Caving control system, the precrushing part
For metal hammer body, the metal hammer body includes tup and hammer handle, and the hammer handle is rotationally arranged at the head of the elevating conveyor
On.
Alternatively, above-mentioned super high seam high working face is once adopted in complete thick Sub-Level Caving control system, in addition to:Driving electricity
Machine, it is arranged at the head side of the elevating conveyor;Output shaft of the hammer handle through gear component and the motor connects
Connect, the hammer handle is rotated under the driving of the motor with specific frequency.
Alternatively, above-mentioned super high seam high working face is once adopted in complete thick Sub-Level Caving control system, in addition to:Sensor,
It is arranged on the head of the elevating conveyor, detection enters the coal cinder volume of the elevating conveyor, and exports and characterize the coal cinder volume
Electric signal;Comparator, its first input end receive the electric signal of the sensor output, and its second input is received with reference to electricity
Signal, the reference electrical signal are corresponding with the higher limit of coal cinder volume;When the electric signal is more than the reference electrical signal, its
Output end output control electric signal;Motor, the head side of the elevating conveyor is arranged at, the hammer handle is through gear auxiliary section
The output axis connection of part and the motor;The controlled terminal of the motor is connected with the output end of the comparator, its
After controlled terminal receives the control electric signal, its output shaft drives the hammer handle to stop after rotating preset times.
Alternatively, above-mentioned super high seam high working face is once adopted in complete thick Sub-Level Caving control system, in addition to:Camera,
It is arranged on the head of the elevating conveyor, obtains the vision signal for the coal stream for entering the elevating conveyor;Picture recognition module, receive
And the vision signal that the camera is sent is parsed, it is when thering is objective body not moved in preset time in coal stream, then defeated
Go out broken control signal, after the objective body in coal stream disappears, then output stops broken control signal;Motor, it is arranged at
The head side of the elevating conveyor, output axis connection of the hammer handle through gear component Yu the motor;The drive
The controlled terminal of dynamic motor is connected with the output end of described image identification module, and its controlled terminal receives the broken control signal
Afterwards, its output shaft drives the hammer handle to rotate;After its controlled terminal receives the broken control signal of the stopping, its output shaft stops
Rotate.
Alternatively, above-mentioned super high seam high working face is once adopted in complete thick Sub-Level Caving control system, in addition to:It is anti-to drop portion
Part, the overlapping part being arranged between the tail of the elevating conveyor and the belt conveyer, the transmission channel of coal stream is limited
Inside the overlapping part.
Alternatively, above-mentioned super high seam high working face is once adopted in complete thick Sub-Level Caving control system, described to prevent dropping part
For funnel-shaped structure, its tail of larger side towards the elevating conveyor that is open.
Above technical scheme provided by the invention, compared with prior art, at least has the advantages that:
Super high seam high working face provided by the invention once adopts complete thick Sub-Level Caving control system, by hydraulic support to top plate
Support repeatedly destroy top coal structure, control top-coal control;Rear portion drag conveyor is arranged at the rear of hydraulic support, and undertaking emits
The top coal fallen;Tail boom reciprocally swinging is engaged with stretching repeatedly for the plate, and the coarse coal in the top coal of inbreak is broken
It is broken;The head of elevating conveyor is provided with precrushing component, to being transmitted from rear portion drag conveyor to the coarse coal execution of elevating conveyor
Fragmentation procedure.Set up separately in the close drive end unit of elevating conveyor and put disintegrating machine, fragmentation procedure is performed to the coarse coal in elevating conveyor;It is described
Belt conveyer is arranged at the outlet of the elevating conveyor, accepts coal and the transport of the elevating conveyor output.Therefore, whole system pair
The top coal of inbreak performs tertiary crushing operation, and the storage of coarse coal is preferably minimized, so as to ensure to fall on belt conveyer
Impact damaged degree of the coal cinder to belt feeder be preferably minimized.
Embodiment
Below in conjunction with accompanying drawing in the present embodiment, example description is carried out to the technical scheme in the present invention.The present invention's
, it is necessary to explanation in description, term " " center ", " on ", " under ", "left", "right", " vertical ", " level ", " interior ", " outer " etc.
The orientation or position relationship of instruction are that the letter of the description present invention is for only for ease of based on orientation shown in the drawings or position relationship
Change description, rather than instruction or imply signified device or component must have specific orientation, with specific azimuth configuration and
Operation, therefore be not considered as limiting the invention.In addition, term " first ", " second ", " the 3rd " are only used for describing mesh
, and it is not intended that instruction or hint relative importance.Wherein, term " first position " is two different with " second place "
Position.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected;Can
To be mechanical connection or electrical connection;Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two component internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
It is thick suitable for coal seam once to adopt complete thick Sub-Level Caving control system for super high seam high working face in following examples of the present invention
Degree is in more than 18m.
The present embodiment provides a kind of super high seam high working face and once adopts complete thick Sub-Level Caving control system, can apply to special thickness
Coal seam high working face is once adopted in complete thick Sub-Level Caving system.As shown in figure 1, it includes hydraulic support 3, rear portion drag conveyor 6, insert
Plate 5, elevating conveyor 7 and belt conveyer 11, wherein:
The hydraulic support 3 destroys top coal structure by the support repeatedly to top plate, controls top-coal control;Scrape at the rear portion
Plate conveyer 6 is arranged at the rear of the hydraulic support 3, accepts the top coal of inbreak;The plate 5 is arranged at the hydraulic support
Tail boom 4 and the rear portion drag conveyor 6 between, stretching repeatedly for the reciprocally swinging of tail boom 4 and the plate 5 is engaged
(plate 5 of the leftmost side is in stretching state in figure, and remaining plate is in the state shunk), to the coarse coal in the top coal of inbreak
Crushed;The elevating conveyor 7, the tail of rear portion drag conveyor 6 being arranged at, its head section sets precrushing part 8,
It sets up separately close to drive end unit puts disintegrating machine 9;The precrushing part 8 from the rear portion drag conveyor 6 to transmitting to described turn
The coarse coal of carrier aircraft 7 performs fragmentation procedure;The disintegrating machine 9 performs fragmentation procedure to the coarse coal in the elevating conveyor 7;It is described
Belt conveyer 11 is arranged at the outlet of the elevating conveyor 7, accepts the coal that the elevating conveyor 7 exports and transport.
Wherein, precrushing part 8 can select appropriate mechanical structure to realize.As shown in Fig. 2 the precrushing portion
Part 8 is the metallic plate 80 with specific thicknesses.In the thickness of selected metallic plate 80, its stiff problem is mainly considered, because coal
Stream from rear portion scrapper conveyor 6 transmit when with certain gravity and speed, reach at that time at the head of elevating conveyor 7 (in such as figure
Be coal stream approach axis shown in arrow) when intercepted by metallic plate 80, metallic plate 80 has certain thickness, and therefore rigidity is strong, greatly
Lump coal will crush when striking on metallic plate 80.The material that metallic plate 80 can select the hardness such as steel plate higher is prepared.
In addition, metallic plate 80 described above can be fixed at the head of elevating conveyor 7, or the metallic plate 80 can be slided
It is arranged on dynamicly at the head of elevating conveyor 7, it can be slided along perpendicular to the direction that coal transmits.If simple fixed knot
Structure, then metallic plate 80 entrance of elevating conveyor 7 is blocked into a part, elevating conveyor 7 is then directly entered when the lumpiness of coal is small, if coal
Lumpiness it is big when, then can be intercepted by metallic plate 80, coarse coal is broken in the presence of gravity and speed.And if metallic plate 80
Can be along if vertically being moved with coal stream direction, then it can be set and moved with certain frequency, equivalent to passing through
Coal stream carry out cutting operation, when running into coarse coal, can necessarily be crushed.Implement metallic plate 80 and perform cutting behaviour
The mode of work can be:Raised line is set in 80 liang of sides of metallic plate, guide rail is set on the head of elevating conveyor 7, set on guide rail
Be equipped with and drive it to perform the conveyer belt that operate of forward or reverse by motor, raised line is fixed on a moving belt, when conveyer belt rotating forward or
During reversion, then raised line follows conveyer belt positive mobile or moved backward, then performs cutting operation.Wherein it is possible to provide positive turn
It is to be moved to close to the direction of coal stream when dynamic, is the direction movement away from coal stream when rotating backward.And in order to further improve brokenly
Broken effect, it can also make and form broached-tooth design on one side relative with coal stream on metallic plate.
As another implementation, the precrushing part 8 can also be metal hammer body, and the metal hammer body includes hammer
First 81 and hammer handle 82, the hammer handle 81 be rotationally arranged on the head of the elevating conveyor, be provided with the tup 81 more
Individual spine.Further, as shown in figure 3, also including motor 83, it is arranged at the head side of the elevating conveyor 7;The hammer
Output axis connection of the handle 82 through gear component Yu the motor 83, drive of the hammer handle 82 in the motor 83
Rotated under dynamic with specific frequency.Drive hammer handle 82 to rotate by motor 83, and then electronic tup 81 rotates, can treat into
The coarse coal entered to elevating conveyor 7 is crushed.Type of drive can select, such as make hammer handle 82 be rotated along whole circumference, or
Swung back and forth with set angle.
Further, such scheme can also be improved to, and it includes sensor, be arranged on the head of the elevating conveyor 7,
The coal cinder volume treated into the elevating conveyor 7 is detected, and exports the electric signal for characterizing the coal cinder volume;Comparator, it first
Input receives the electric signal of sensor output, and its second input receives reference electrical signal, the reference electrical signal with
The higher limit of coal cinder volume is corresponding;When the electric signal is more than the reference electrical signal, its output end output control electric signal;
Motor, the head side of the elevating conveyor 7 is arranged at, the hammer handle 82 is through gear component and the motor
Export axis connection;The controlled terminal of the motor is connected with the output end of the comparator, and its controlled terminal receives the control
After electric signal processed, its output shaft drives the hammer handle 82 to stop after rotating preset times.That is, for entering elevating conveyor
7 coal cinder volume is detected, and when finding the coal cinder of bulk volume, is rotated starting motor driving hammer body to big
Lump coal is crushed, and preset times can empirically be worth and be chosen, with can realize general coarse coal is completed it is broken
For standard, such as general coarse coal, need to tap that 5 ability are broken to be completed using hammer body, then preset times need extremely
Meet that hammer body taps 5 times to coarse coal less.When not finding coarse coal, motor wouldn't can operate, thus, it is possible to more accurate
To coarse coal carry out fragmentation procedure, also avoid the energy dissipation that unbroken coal cinder is brought of motor rotation process, additionally it is possible to keep away
Exempt from the threat that hammer body continuous running brings personal safety to the staff of surrounding.Wherein it is possible to known by ray mode, image
The mode such as not detects to the volume of coal cinder, and there has been related record this part in the prior art, and it is not this Shen
Please be where inventive point, therefore be no longer discussed in detail.
Further, such scheme can also be improved to, and it includes camera, be arranged on the head of the elevating conveyor 7,
Obtain the vision signal for the coal stream for entering the elevating conveyor;Picture recognition module, receive and parse through the institute that the camera is sent
Vision signal is stated, when having objective body not moved in preset time in coal stream, then broken control signal is exported, when in coal stream
After objective body disappears, then output stops broken control signal;Motor, the head side of the elevating conveyor is arranged at, it is described
Output axis connection of the hammer handle 82 through gear component Yu the motor;The controlled terminal and described image of the motor
The output end connection of identification module, after its controlled terminal receives the broken control signal, its output shaft drives the hammer handle to turn
It is dynamic;After its controlled terminal receives the broken control signal of the stopping, its output shaft stops operating.Picture recognition module therein can
To use the existing module that can realize the function in the prior art, because being sentenced in the prior art using image recognition mode
In disconnected vision signal whether someone either thing remains static or from the state having to nothing, this programme directly using this kind of
Module can be achieved.This scheme, control hammer can not be moved forward to by having monitored whether that coarse coal blocks in real time by camera
Whether body rotates, and after hammer body is broken by objective body, objective body can automatically control hammer body after disappearing and shut down.
Preferably, as shown in figure 4, can also include preventing dropping part 10 in above control system, it is arranged at the reprinting
Overlapping part between the tail of machine 7 and the belt conveyer 11, the transmission channel of coal stream is limited in the overlapping part
It is internal.Because top coal thickness is big, make transportation system's load increase, coal is big in the coal amount of elevating conveyor 7 to belt conveyer 11, past
Toward that in the head of belt conveyer 11 coal piling can be caused to lose the problem of dissipating, therefore, in elevating conveyor 7 and the clinch of belt conveyer 11
Position, prevent that dropping device makes coal not dropped during equipment conveying relay.It is preferred that described prevent that it is infundibulate knot to drop part 10
Structure, its larger side that is open are set towards the tail of the elevating conveyor 7.
According to the system shown in Fig. 1 and 4, it includes coal-winning machine 1, front scraper conveyor 2, hydraulic support 3, hydraulic support
Tail boom 4, plate 5, rear portion drag conveyor 6, elevating conveyor 7, disintegrating machine 9, the coal after disintegrating machine 9 is broken enter belt-conveying
Machine 11, the annexation and operation principle of these parts are similar to annexation of the prior art.The drag conveyor 6 at rear portion
Coal stream enter elevating conveyor 7 head in when, via precrushing part 8 to wherein coarse coal carry out fragmentation procedure.Therefore include
The fragmentation procedure that tail boom 4 and plate 5 are carried out to the bulk coal body being caving, broken behaviour of the disintegrating machine 9 to the coarse coal in elevating conveyor
Make, coal body have passed through altogether tertiary crushing operation before entering on belt conveyer 11, can ensure to fall in belt-conveying
Impact damaged degree of the coal cinder to belt feeder on machine 11 is preferably minimized.Also, in elevating conveyor 7 and the clinch of belt conveyer 11
Position, installation is funnel shaped to be prevented dropping device 10, coal is not dropped during equipment conveying relay.
Illustrate:Working face equipment Matching and selection:Coal-winning machine 1 uses JOY7LS6C, working face mining height 4m, forward scraper
Model SGZ1000/2 × 1200 of conveyer 2, the support frame type of hydraulic support 3 is ZF23600, and the work of hydraulic support 3 hinders
Power 23600KN, caving roof coal hydraulic support, which leads to 3 support repeatedly excessively to top plate, further destroys top coal structure, and drastically coal seam is saved
Cranny development is managed, controls top-coal control.The tail boom 4 of hydraulic support can be with swing, the plate 5 of hydraulic support, when tail boom 4 is received
Return, by top coal let-down, model SGZ1200/2 × 1200 of rear portion drag conveyor 6, conveying capacity be when plate 5 is withdrawn
4000t/h, the model SZZ1350/700 of elevating conveyor 7, precrushing mechanism 8 be arranged on elevating conveyor 7 head, can directly by
Coarse coal wipes broken, the model PCM700 of disintegrating machine 9, it is anti-drop device 10 prevent transporting coal amount is big there is coal piling when coal lost
It is sprinkling upon transporting equipment junction, the model DSJ140/300/2*560 of belt conveyer 11, conveying capacity 4000t/h.
During working surface production, working face mining height 4m, caving radio 1:More than 3, by the support for improving hydraulic support
Ability, the support to hydraulic support top plate is realized, by the sinking deformation dropped frame, move frame, liter frame and top plate, can directly affected
Scope coal bed texture within to hydraulic support top plate top 2m.
Using such scheme, at least have the following advantages that:It can realize that mining height workface works when super high seam is exploited
Face is exploited, and more than 4m height mining faces are produced by selecting the machine of large-mining-height working surface coordinative composition of equipments three to realize;It can like to realize
More than 18m's once adopts complete thick coal mining technique, and working face caving radio is up to 1:3, realize that a knife one puts safe and efficient operation;Will
Top-coal control, put coal, be broken, the production key link technology such as transport combines with equipment, exploit and provide for super high seam
Production practice and its related corollary equipment;Realize super high seam high working face and once adopt complete thick safe and efficient production.
Finally it should be noted that:The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although
The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that:It still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic;
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.