CN107780964A - Fully-mechanized mining working crossheading ground coal recovery system and recovery method - Google Patents
Fully-mechanized mining working crossheading ground coal recovery system and recovery method Download PDFInfo
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- CN107780964A CN107780964A CN201710927772.3A CN201710927772A CN107780964A CN 107780964 A CN107780964 A CN 107780964A CN 201710927772 A CN201710927772 A CN 201710927772A CN 107780964 A CN107780964 A CN 107780964A
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- ground coal
- mechanized mining
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F13/00—Transport specially adapted to underground conditions
- E21F13/06—Transport of mined material at or adjacent to the working face
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F13/00—Transport specially adapted to underground conditions
- E21F13/06—Transport of mined material at or adjacent to the working face
- E21F13/063—Loading devices for use in mining
Abstract
The invention discloses a kind of fully-mechanized mining working crossheading ground coal recovery system and recovery method, fully-mechanized mining working crossheading ground coal recovery system includes：Supporting group frame, the supporting group frame are used to support the back above crossheading ground coal, and the supporting height of the supporting group frame is greater than or equal to the mining height of fully-mechanized mining working；Coal drop, the coal drop are connected with belt feeder self-movable foot end, and for conveying the crossheading ground coal to adhesive tape conveyor；Development machine, the development machine are arranged on the relative lower section of the adhesive tape conveyor, and the development machine is used for cut and collects the crossheading ground coal, and conveys the crossheading ground coal to the coal drop.The present invention provides a kind of fully-mechanized mining working crossheading ground coal recovery system and recovery method, solves the problems, such as that coal can not be reclaimed all in crossheading, avoids causing the waste of crossheading ground coal resource.
Description
Technical field
The present invention relates to technical field of coal exploitation, and system is reclaimed more particularly, to a kind of fully-mechanized mining working crossheading ground coal
System and recovery method.
Background technology
Comprehensive mechanical coal mining refers to coal-winning machine in fully-mechanized mining working, scratch board conveyor, elevating conveyor, disintegrating machine, hydraulic pressure branch
Frame, move the capital equipment combination accessories such as changing train, rubber conveyer.Fully-mechanized mining working is head close to rubber conveyer side
Side, it is referred to as tail side away from rubber conveyer side.
At present, domestic major coal enterprise arranges large-mining-height working surface successively, such as maximum mining height 8.0m, large-mining-height working surface
Head side cutting coal method includes gentle transition method and vertical transition method, and two kinds of cutting coal methods, which have ground coal, all to return
The problem of receipts.When high-seam working face crossheading tunnels, tunneled along roof or bottom plate, because tunnelling does not have coal highly
Thickness degree is big, and in exploitation process, crossheading ground coal can not be reclaimed all, is all left after being caving to goaf, causes crossheading bottom
The waste of coal resource.By taking working face maximum mining height 7m as an example, working face mining height 6.8m, crossheading height 4.2m, gentle mistake is such as used
Method is crossed, surpasses hundred tons per feed 1m loss coal resources；Vertical transition method is such as used, it is tens of per feed 1m loss coal resources
Ton；Advance of the face degree is longer, then it is bigger to lose coal amount.Hidden some dangers for moreover, leaving coal in crossheading to heterogeneous goaf.
Spontaneous combustion will occur under suitable temperature, oxygen concentration conditions for the coal being retained in goaf, especially with broken state
Be retained in goaf, be at crossheading heat most easily accumulation, goaf air leaking maximum region, be easiest to occur spontaneous combustion, exist huge
Hidden danger.The condition of a fire once occurs for goaf, then needs to put into huge human and material resources and financial resources are administered.
Therefore, it is necessary to a kind of fully-mechanized mining working crossheading ground coal recovery system and recovery method, to solve the above problems.
The content of the invention
In view of this, it is an object of the invention to propose a kind of fully-mechanized mining working crossheading ground coal recovery system and recovery side
Method, solve the problems, such as that coal can not be reclaimed all in crossheading, avoid causing the waste of crossheading ground coal resource.
Based on a kind of above-mentioned purpose fully-mechanized mining working crossheading ground coal recovery system provided by the invention, including：
Supporting group frame, the supporting group frame are used to support the back above crossheading ground coal, the branch of the supporting group frame
Shield height is greater than or equal to the mining height of fully-mechanized mining working；
Coal drop, the coal drop are connected with belt feeder self-movable foot end, and for conveying the crossheading to adhesive tape conveyor
Ground coal；
Development machine, the development machine are arranged on the relative lower section of the adhesive tape conveyor, the development machine be used for cut and
The crossheading ground coal is collected, and conveys the crossheading ground coal to the coal drop.
Preferably, the supporting group frame includes：End frame and transition bracket, the end frame pass through the transition branch
The intermediate support of frame and fully-mechanized mining working connects, and the supporting height of the end frame is greater than or equal to the branch of the intermediate support
Shield height.
Preferably, the height of the development machine is less than or equal to the thickness of the crossheading ground coal, and the pick of the development machine
Enter the thickness that distance is greater than or equal to the crossheading ground coal.
Furthermore it is preferred that the development machine includes：Walked frame, cutting drum, ramp plate and supply unit, described section
Cut roller to be connected with the walked frame by liftable cantilever, the ramp plate is used to collect the crossheading ground coal and pass to
The supply unit.
The present invention also provides a kind of recovery method of fully-mechanized mining working crossheading ground coal recovery system, including：Using above-mentioned
Fully-mechanized mining working crossheading ground coal recovery system, and
(1) supporting group frame support back is installed above crossheading ground coal, the supporting height of the supporting group frame is higher than
Or the mining height equal to fully-mechanized mining working；
(2) coal drop is connected with belt feeder self-movable foot end, and for conveying the crossheading ground coal to adhesive tape conveyor；
(3) development machine is set between the belt feeder self-movable foot end and the fully-mechanized mining working, and the development machine is set
In the relative lower section of the adhesive tape conveyor；
(4) the crossheading ground coal of the tunneling machine cutting and the collection fully-mechanized mining working, and convey the crossheading bottom
Coal is to the coal drop；
(5) coal is delivered to the adhesive tape conveyor and transported by the coal drop.
Preferably, also include in step (1)：The supporting group frame includes：End frame and transition bracket, by the end
Portion's support is connected by the transition bracket with the intermediate support of the fully-mechanized mining working, and the supporting height of the end frame is high
In or equal to the intermediate support supporting height.
Preferably, also include in step (3)：The height of the development machine is adjusted less than or equal to the crossheading ground coal
Thickness, and the driving distance for adjusting the development machine is greater than or equal to the thickness of the crossheading ground coal.
Preferably, also include in step (4)：The development machine includes：Walked frame, cutting drum, ramp plate and defeated
Unit is sent, the cutting drum is connected by liftable cantilever with the walked frame, drives the cutting drum cut institute
After stating crossheading ground coal, start the ramp plate and collect the crossheading ground coal and pass to the supply unit, and start described defeated
Send unit that the crossheading ground coal is delivered into the coal drop.
Preferably, also include in step (4)：The mobile holder drives the cutting drum to the fully-mechanized mining working
It is mobile, control the cutting drum to be lifted on the fully-mechanized mining working come suitable described in cut by adjusting the liftable cantilever
Bottom land coal.
Furthermore it is preferred that also include in step (2)：The one end of the supply unit away from the ramp plate is overlapped
On the coal drop, the coal drop is overlapped on the adhesive tape conveyor away from described belt self-movable foot end one end.
From the above it can be seen that fully-mechanized mining working crossheading ground coal recovery system provided by the invention and recovery method,
Compared with prior art, there is advantages below：First, fully-mechanized mining working crossheading ground coal recovery system can improve crossheading ground coal
Yield, solve the problems, such as that fully-mechanized mining working mining height is more than crossheading height and causes coal in crossheading not reclaim all, avoid
The waste of coal resources；Secondly, enough supports are provided for back, avoids that the accidents such as roof fall occur, peace is provided for worker
Full operating environment；Finally, the coal of conveying recovery in time, the something lost coal in goaf is reduced, avoids that spontaneous combustion occurs.
Brief description of the drawings
By the way that embodiment is described below in conjunction with the accompanying drawings, features described above of the invention and technological merit will become
More understand and be readily appreciated that.
Fig. 1 is the schematic diagram of the fully-mechanized mining working crossheading ground coal recovery system used in the specific embodiment of the invention.
Fig. 2 is the side view of the fully-mechanized mining working crossheading ground coal recovery system shown in Fig. 1.
Wherein reference：
1：Back；2：Belt feeder self-movable foot end；3：Adhesive tape conveyor；
4：Coal drop；5：Walked frame；6：Cutting drum；7：Ramp plate；
8：Supply unit；9：Elevating conveyor.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, below in conjunction with specific embodiment, and reference
Accompanying drawing, the present invention is described in more detail.Wherein identical parts are presented with like reference characters.Need what is illustrated
It is that word "front", "rear", "left", "right", the "up" and "down" used in describing below refers to the direction in accompanying drawing.Use
Word " interior " and " outer " refer respectively to towards or away from the direction of particular elements geometric center.
Fully-mechanized mining working crossheading ground coal recovery system is used cooperatively with fully-mechanized mining working crossheading coal mining system, fully-mechanized mining working
Crossheading coal mining system includes coal-winning machine, scratch board conveyor, elevating conveyor, disintegrating machine, hydraulic support, shifting changing train, adhesive tape conveyor
With belt feeder self-movable foot end.Fully-mechanized mining working crossheading ground coal recovery system is arranged on head side.
Fig. 1 is the schematic diagram of the fully-mechanized mining working crossheading ground coal recovery system used in the specific embodiment of the invention.Fig. 2 is
The side view of fully-mechanized mining working crossheading ground coal recovery system shown in Fig. 1.As depicted in figs. 1 and 2, fully-mechanized mining working crossheading ground coal
Recovery system includes：Supporting group frame, coal drop and development machine.
Supporting group frame (not shown) is used to support the back 1 above crossheading ground coal, the supporting height height of supporting group frame
In or equal to fully-mechanized mining working mining height.
Coal drop 4 is connected with belt feeder self-movable foot end 2, and for conveying crossheading ground coal to adhesive tape conveyor 3.
Development machine is arranged on the relative lower section of adhesive tape conveyor 3, and development machine is used for cut and collects crossheading ground coal, and conveys
Crossheading ground coal is to coal drop 4.
Supporting group frame provides support action, so that development machine carries out cut to reclaim coal to fully-mechanized mining working, and by coal
Charcoal is transported to coal drop 4, and coal is transported into adhesive tape conveyor 3 by coal drop 4 is transported.In progress of coal mining,
Because head side has the equipment such as scrapper conveyor (not shown), elevating conveyor 9, crossheading ground coal cut can not be carried out using coal-winning machine and is returned
Receive, moreover, elevating conveyor 9 is limited by its body of a bridge length and rigidity, ground coal can not be reclaimed below elevating conveyor 9, therefore increase driving
Machine, to carry out cut, recovery and transport coal to fully-mechanized mining working；Tunneling machine cutting coal, supporting group frame are back 1
Effective support is provided, avoids back 1 from being caving and is constructed with roof fall；The supporting height of supporting group frame is not less than fully-mechanized mining working
Mining height, avoid, because supporting height influences cut amount of the development machine to crossheading ground coal, avoiding wasting coal resources, while conveniently
Installation is withdrawn；Because development machine is arranged on adhesive tape conveyor 3 with respect to lower section, the ground coal of the lower section of adhesive tape conveyor 3 is by nothing after cut
Method is fallen directly on adhesive tape conveyor 3, and ground coal will cause belt feeder self-movable foot end 2 not elapse after bottom plate accumulation, Jin Erying
Ring fully-mechanized mining working to continue to produce, coal drop 4 is that coal enters the offer guide effect of adhesive tape conveyor 3 from development machine, avoids coal
Carbon build-up influences the propulsion of belt feeder self-movable foot end 2.
In the present embodiment, one end of coal drop 4 is connected with the outlet of belt feeder self-movable foot end 2, the other end of coal drop 4
It is vertical with adhesive tape conveyor 3 to overlap, so that crossheading ground coal enters adhesive tape conveyor 3 through coal drop 4.
To improve the supporting effect to back 1, it is preferable that supporting group frame includes：End frame and transition bracket, end
Portion's support is connected by the intermediate support of transition bracket and fully-mechanized mining working, and the supporting height of end frame is greater than or equal to centre
The supporting height of support.The supporting height of end frame should meet the requirement of fully-mechanized mining working, the supporting height of end frame with
The supporting height of the intermediate support of fully-mechanized mining working is at least consistent, if the supporting height of intermediate support is 7m, then end branch
The supporting height of frame is at least 7m.If the height of end frame is less than the height of intermediate support, supporting effect will be influenceed, may be used also
Roof caving can be triggered or roof fall construction occurs.End frame avoids exploitation process crossheading ground coal from not reclaiming, and avoids leaving
Goaf, put and end to waste coal and potential safety hazard.
Preferably, the height of development machine be less than or equal to crossheading ground coal thickness, and the driving distance of development machine be higher than or
Equal to the thickness of crossheading ground coal.The height of development machine is not higher than the thickness of crossheading ground coal, facilitates development machine to move, and increases development machine
Flexibility；The driving distance of development machine is not less than the thickness of crossheading ground coal, so that development machine realizes tunneling boring cut；Work as driving
The height of machine is provided simultaneously with certain planted agent's amount higher than ground coal thickness less than the cut scope of ground coal thickness while cutting drum, comprehensive
When installation is withdrawn, development machine voluntarily can climb or act as a planted agent mining face, ensure that normal mounting is withdrawn.
To realize tunneling boring cut, to reclaim crossheading ground coal, it is preferable that development machine includes：Walked frame 5, cutting drum
6th, ramp plate 7 and supply unit 8, cutting drum 6 are connected by liftable cantilever (not identifying) with walked frame 5, and ramp plate 7 is used
In collection crossheading ground coal and pass to supply unit 8.Walked frame 5 drives cutting drum 6 to be moved along fully-mechanized mining working tunneling direction
Dynamic, so that cutting drum 6 carries out cut to fully-mechanized mining working, liftable cantilever can adjust the cut scope of cutting drum 6, so as to
Meet the requirement for height of fully-mechanized mining working, realize tunneling boring cut, ramp plate 7 collects the coal to be dropped after cut, and passes to
Supply unit 8, conveyed so that coal is transported to adhesive tape conveyor 8 by supply unit in time.
In the present embodiment, cutting drum 6 has extension type cutting units, and when installing and withdrawing, cutting units is in contraction
State, mobile difficulty is reduced, uses different crossheading width；When cut, cutting units is in stretched condition, to realize tunneling boring
Cut.
The present invention also provides a kind of recovery method of fully-mechanized mining working crossheading ground coal recovery system, including：Using above-mentioned
Fully-mechanized mining working crossheading ground coal recovery system, and
(1) supporting group frame support back 1 is installed above crossheading ground coal, the supporting height of supporting group frame is higher than or waited
In the mining height of fully-mechanized mining working；
(2) coal drop 4 is connected with belt feeder self-movable foot end 2, and for conveying crossheading ground coal to adhesive tape conveyor 4；
(3) development machine is set between belt feeder self-movable foot end 2 and fully-mechanized mining working, and development machine is arranged on adhesive tape conveyor
3 relative lower section；
(4) the crossheading ground coal of tunneling machine cutting and collection fully-mechanized mining working, and crossheading ground coal is conveyed to coal drop 4；
(5) coal is delivered to adhesive tape conveyor 3 and transported by coal drop 4.
Supporting group frame provides support action for back, and the supporting height that supporting group frame provides meets that fully-mechanized mining working is adopted
High requirement, so that development machine carries out tunneling boring cut and collection to fully-mechanized mining working, and crossheading coal is delivered to adhesive tape fortune
On defeated machine, avoid influenceing the normal operation of belt feeder self-movable foot end, be recycled coal in crossheading, avoid causing crossheading ground coal
The waste of resource.
To improve the supporting effect to back 1, it is preferable that also include in step (1)：Supporting group frame includes：End
Portion's support and transition bracket, end frame is connected by the intermediate support of transition bracket and fully-mechanized mining working, end frame
Supporting height is greater than or equal to the supporting height of intermediate support.The supporting height of end frame should meet wanting for fully-mechanized mining working
Ask, the supporting height of the supporting height of end frame and the intermediate support of fully-mechanized mining working is at least consistent, such as intermediate support
Supporting height be 7m, then the supporting height of end frame is at least 7m.If the height of end frame is less than intermediate support
Highly, supporting effect will be influenceed, it is also possible to trigger roof caving or roof fall construction occurs.End frame avoids exploitation process suitable
Bottom land coal can not reclaim, and avoid leaving to goaf, put and end to waste coal and potential safety hazard.
Preferably, also include in step (3)：The height for adjusting development machine is less than or equal to the thickness of crossheading ground coal, and
The driving distance for adjusting development machine is greater than or equal to the thickness of crossheading ground coal.The height of development machine is not higher than the thickness of crossheading ground coal
Degree, facilitates development machine to move, increases the flexibility of development machine；The driving distance of development machine is not less than the thickness of crossheading ground coal, with
Just development machine realizes tunneling boring cut；When the height of development machine is higher than bottom less than the cut scope of ground coal thickness while cutting drum
Coal thickness is provided simultaneously with certain planted agent's amount, and when installation is withdrawn, development machine voluntarily can climb or act as a planted agent fully-mechanized mining working, protect
Card normal mounting is withdrawn.
To realize tunneling boring cut, to reclaim crossheading ground coal, it is preferable that also include in step (4)：Development machine includes：
Walked frame 5, cutting drum 6, ramp plate 7 and supply unit 8, cutting drum 6 is connected by liftable cantilever and walked frame 5
Connect, after driving the cut crossheading ground coal of cutting drum 6, start ramp plate 7 and collect crossheading ground coal and pass to supply unit 8, and open
Crossheading ground coal is delivered to coal drop 4 by dynamic supply unit 8.
To realize tunneling boring cut, to reclaim crossheading ground coal, it is preferable that also include in step (4)：The band of mobile holder 5
Dynamic cutting drum 6 moves to fully-mechanized mining working, controls cutting drum 6 to be lifted on fully-mechanized mining working by adjusting liftable cantilever
Carry out cut crossheading ground coal.
Quickly it is delivered to for convenience of coal by supply unit on rubber conveyer, furthermore it is preferred that in step (2) also
Including：The one end of supply unit 8 away from ramp plate 7 is overlapped on coal drop 4, by coal drop 4 away from belt self-movable foot end 2 one
End is overlapped on adhesive tape conveyor 3.
Fully-mechanized mining working crossheading ground coal recovery method is further described with reference to specific embodiment.
First, supporting group frame support back 1 is installed above crossheading ground coal, supporting group frame includes：End frame and
Transition bracket, end frame is connected by the intermediate support of transition bracket and fully-mechanized mining working, the supporting height of end frame
Greater than or equal to the supporting height of intermediate support, to ensure the supporting height of supporting group frame greater than or equal to fully-mechanized mining working
Mining height.
Secondly, coal drop 4 is inclined between belt feeder self-movable foot end 2 and adhesive tape conveyor 3, by supply unit 8
One end away from ramp plate 7 is overlapped on coal drop 4, and coal drop 4 is vertically overlapped on into adhesive tape away from the one end of belt self-movable foot end 2
On transporter 3, so that guide effect of the crossheading ground coal through coal drop 4 enters adhesive tape conveyor 3.
Again, development machine is set between belt feeder self-movable foot end 2 and fully-mechanized mining working, and development machine is arranged on Belt transport
The relative lower section of machine 3；The height of development machine is less than or equal to the thickness of crossheading ground coal, and the driving distance of development machine is higher than or waited
In the thickness of crossheading ground coal.
Again, mobile holder 5 drives cutting drum 6 to be moved to fully-mechanized mining working, and cutting drum 6 is passed through into liftable cantilever
It is connected with walked frame 5, cutting drum 6 has extension type cutting units, and liftable cantilever controls cutting drum 6 in working face
Lifted on face and carry out cut crossheading ground coal, after driving the cut crossheading ground coal of cutting drum 6, ramp plate 7 is collected crossheading ground coal and transmitted
To supply unit 8, crossheading ground coal is delivered to the tunneling machine cutting of coal drop 4 and collects the crossheading of fully-mechanized mining working by supply unit 8
Ground coal, and crossheading ground coal is conveyed to coal drop 4.
Suspension roof support rig is can also configure on development machine, after the recovery of crossheading ground coal cut, tunnel lateral wall is hung immediately
Net supporting.After the completion of crossheading ground coal cut, side side in both sides tunnel will have the region of non-supporting below crossheading, be influenceed by cut
Afterwards, cause wall caving, the problems such as helping of collapsing, influence the stability of rib, in turn result in back unstability, personnel can be threatened when serious
Safety；Using suspension roof support rig to tunnel lateral wall immediate support, to solve the above problems, the operation ring of safety is provided for worker
Border.
The single track device for hoisting being lifted on after the recovery of crossheading ground coal cut on top plate and bottom plate distance meeting relative increase, increase
Single track device for hoisting dismounting difficulty, therefore, single track device for hoisting is fixed on using console mode erecting device suitable before the non-cut of distance
The top of bottom land coal about 1.0m positions, and be connected with belt feeder self-movable foot end by the monorail crane girder steel after lengthening, it is relatively reduced
The distance between bottom plate after single track device for hoisting and cut crossheading ground coal, meet that safety is removed and require.
In addition, forming new bottom plate after the recovery of crossheading ground coal cut, difference in height be present between new bottom plate and former bottom plate, can not
Pedestrian or transport material, therefore, between belt feeder self-movable foot end and fully-mechanized mining working on adjustable pedal is installed, development machine is applied
In man-hour, pedal is risen；After construction, pedal is fallen, so as to pedestrian or transported material.
Finally, coal is delivered to adhesive tape conveyor 3 by coal drop 4, and coal is transported out of fully-mechanized mining working by adhesive tape conveyor 3.
In addition, after the recovery of crossheading ground coal, head-room relative increase in the range of advanced pressure influence, it is necessary to strengthening
Supporting, the advance support frame group highly adaptable with fully-mechanized mining working back production, advance timbering group should be installed at the elevating conveyor body of a bridge
Bracket upright post between spacing should be slightly bigger than elevating conveyor fuselage width, the supporting length of advance timbering group should extend to end frame
Place, supporting, the convenient management to top plate are carried out to back, while meet the back supporting demand of pedestrian side.
Understood from the description above with practice, fully-mechanized mining working crossheading ground coal recovery system provided by the invention and recovery side
Method, compared with prior art, there is advantages below：First, fully-mechanized mining working crossheading ground coal recovery system can improve crossheading bottom
The yield of coal, solve the problems, such as that fully-mechanized mining working mining height is more than crossheading height and causes coal in crossheading not reclaim all,
Avoid the waste of coal resources；Secondly, enough supports are provided for back, avoids that the accidents such as roof fall occur, carried for worker
For the operating environment of safety；Finally, the coal of conveying recovery in time, the something lost coal in goaf is reduced, avoids that spontaneous combustion occurs.
Those of ordinary skills in the art should understand that：The specific embodiment of the present invention is the foregoing is only, and
The limitation present invention is not used in, it is all within the purport of the present invention, any modification, equivalent substitution and improvements done etc., it all should include
Within protection scope of the present invention.
Claims (10)
- A kind of 1. fully-mechanized mining working crossheading ground coal recovery system, it is characterised in that including：Supporting group frame, the supporting group frame are used to support the back above crossheading ground coal, the supporting height of the supporting group frame Mining height of the degree greater than or equal to fully-mechanized mining working；Coal drop, the coal drop are connected with belt feeder self-movable foot end, and for conveying the crossheading ground coal to adhesive tape conveyor；Development machine, the development machine are arranged on the relative lower section of the adhesive tape conveyor, and the development machine is used for cut and collection The crossheading ground coal, and the crossheading ground coal is conveyed to the coal drop.
- 2. fully-mechanized mining working crossheading ground coal recovery system according to claim 1, it is characterised in thatThe supporting group frame includes：End frame and transition bracket, the end frame pass through the transition bracket and fully mechanized mining work Make the intermediate support connection in face, the supporting height of the end frame is greater than or equal to the supporting height of the intermediate support.
- 3. fully-mechanized mining working crossheading ground coal recovery system according to claim 1, it is characterised in thatThe height of the development machine be less than or equal to the crossheading ground coal thickness, and the driving distance of the development machine be higher than or Equal to the thickness of the crossheading ground coal.
- 4. the fully-mechanized mining working crossheading ground coal recovery system according to any one of claims 1 to 3, it is characterised in thatThe development machine includes：Walked frame, cutting drum, ramp plate and supply unit, the cutting drum pass through liftable Cantilever is connected with the walked frame, and the ramp plate is used to collect the crossheading ground coal and passes to the supply unit.
- A kind of 5. recovery method of fully-mechanized mining working crossheading ground coal, it is characterised in that including：It is any using such as Claims 1-4 Fully-mechanized mining working crossheading ground coal recovery system described in, and(1) supporting group frame support back is installed above crossheading ground coal, the supporting height of the supporting group frame is higher than or waited In the mining height of fully-mechanized mining working；(2) coal drop is connected with belt feeder self-movable foot end, and for conveying the crossheading ground coal to adhesive tape conveyor；(3) development machine is set between the belt feeder self-movable foot end and the fully-mechanized mining working, and the development machine is arranged on institute State the relative lower section of adhesive tape conveyor；(4) the crossheading ground coal of the tunneling machine cutting and the collection fully-mechanized mining working, and convey the crossheading ground coal extremely The coal drop；(5) coal is delivered to the adhesive tape conveyor and transported by the coal drop.
- 6. the recovery method of fully-mechanized mining working crossheading ground coal recovery system according to claim 5, it is characterised in thatAlso include in step (1)：The supporting group frame includes：End frame and transition bracket, the end frame is passed through The transition bracket is connected with the intermediate support of the fully-mechanized mining working, and the supporting height of the end frame is greater than or equal to institute State the supporting height of intermediate support.
- 7. fully-mechanized mining working crossheading ground coal recovery system according to claim 5 and recovery method, it is characterised in thatAlso include in step (3)：The height for adjusting the development machine is less than or equal to the thickness of the crossheading ground coal, and adjusts The driving distance of the development machine is greater than or equal to the thickness of the crossheading ground coal.
- 8. the recovery method of the fully-mechanized mining working crossheading ground coal recovery system according to any one of claim 5 to 7, its feature It is,Also include in step (4)：The development machine includes：Walked frame, cutting drum, ramp plate and supply unit, by institute State cutting drum to be connected with the walked frame by liftable cantilever, drive crossheading ground coal described in the cutting drum cut Afterwards, start the ramp plate to collect the crossheading ground coal and pass to the supply unit, and start the supply unit by institute State crossheading ground coal and be delivered to the coal drop.
- 9. the recovery method of fully-mechanized mining working crossheading ground coal recovery system according to claim 8, it is characterised in thatAlso include in step (4)：Starting the mobile holder drives the cutting drum to be moved to the fully-mechanized mining working, leads to Cross to adjust the liftable cantilever control cutting drum and lift on the fully-mechanized mining working and carry out crossheading ground coal described in cut.
- 10. the recovery method of fully-mechanized mining working crossheading ground coal recovery system according to claim 8, it is characterised in thatAlso include in step (2)：The one end of the supply unit away from the ramp plate is overlapped on the coal drop, will The coal drop is overlapped on the adhesive tape conveyor away from described belt self-movable foot end one end.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111828060A (en) * | 2020-07-17 | 2020-10-27 | 神华神东煤炭集团有限责任公司 | Crossheading isolation coal pillar recovery system and recovery method for fully mechanized coal mining face |
| CN112938328A (en) * | 2021-04-09 | 2021-06-11 | 扎赉诺尔煤业有限责任公司 | Group platform that expands of crossheading belt feeder |
| CN113833464A (en) * | 2021-09-24 | 2021-12-24 | 国能神东煤炭集团有限责任公司 | Fully-mechanized coal mining face through coal cleaner |
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| CN111828060A (en) * | 2020-07-17 | 2020-10-27 | 神华神东煤炭集团有限责任公司 | Crossheading isolation coal pillar recovery system and recovery method for fully mechanized coal mining face |
| CN112938328A (en) * | 2021-04-09 | 2021-06-11 | 扎赉诺尔煤业有限责任公司 | Group platform that expands of crossheading belt feeder |
| CN112938328B (en) * | 2021-04-09 | 2022-11-15 | 扎赉诺尔煤业有限责任公司 | Group's platform expands of crossheading belt feeder |
| CN113833464A (en) * | 2021-09-24 | 2021-12-24 | 国能神东煤炭集团有限责任公司 | Fully-mechanized coal mining face through coal cleaner |
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