CN108301833A - The full negative pressure shortwall method of collecting coal by the means of filling - Google Patents
The full negative pressure shortwall method of collecting coal by the means of filling Download PDFInfo
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- CN108301833A CN108301833A CN201810151620.3A CN201810151620A CN108301833A CN 108301833 A CN108301833 A CN 108301833A CN 201810151620 A CN201810151620 A CN 201810151620A CN 108301833 A CN108301833 A CN 108301833A
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- offset
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- filling
- penetrated
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C41/00—Methods of underground or surface mining; Layouts therefor
- E21C41/16—Methods of underground mining; Layouts therefor
- E21C41/18—Methods of underground mining; Layouts therefor for brown or hard coal
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F15/00—Methods or devices for placing filling-up materials in underground workings
Abstract
It the present invention provides a kind of full negative pressure shortwall method of collecting coal by the means of filling, including step 10, determines centralized return air system lane and concentrates the position of transportation roadway, and haulage gate, the first air return way and the second air return way are set；Step 20 tunnels an offset of the first mining area, after offset perforation, is tunneled to one offset of the second mining area, while the offset to being penetrated through carries out supporting and the communication port between closure and haulage gate；Step 30 is filled the offset penetrated through after blocking；Step 40, to the first mining area, another offset tunnels, while the offset to being penetrated through in the second mining area carries out supporting and the communication port between closure and haulage gate；Step 50 after blocking, is filled the offset penetrated through in the second mining area；Step 60, cycle above-mentioned steps 10 to step 50, until offset is filled and finished；Step 70, it is to be filled after, according to by distally proximally the coal column lane set is stayed in direction, successively back production.
Description
Technical field
The present invention relates to coal mine and recovery method field, specifically a kind of full negative pressure shortwall method of collecting coal by the means of filling.
Background technology
China produces mine " under three " and presses coal amount up to 14,300,000,000 tons, with China's rapid development of economy, to coal resources
Develop and use it is higher and higher, under building, under railway, (" three next on ") mining pressed coal becomes coal mine under water body and on artesian water
Exploit the main problem faced.For a long time, China build push coal mainly use village migration, Striping noise, hydraulic filling and
The several ways such as overlying strata separation layer grouting.The land acquisition of one side village migration is difficult, expensive, is brought to coal mining enterprise heavy
Financial burden；Since resettlement is apart from excessive, many productions and inconvenience in life are brought to peasant.On the other hand traditional
Filling mining mode technique falls behind, and filling cost is high, it is difficult to maintain and promote.It exploits the gangue generated and power plant soot is produced
A series of problems, such as raw flyash etc. also brings air pollution, water pollution, occupies cultivated land.It needs to seek a kind of economic conjunction
Reason, sustainable filling method handle gangue and flyash.
Invention content
The present invention provides a kind of full negative pressure shortwall methods of collecting coal by the means of filling to reduce cost of winning to reach raising production efficiency
Purpose.
The technical solution adopted by the present invention to solve the technical problems is：A kind of full negative pressure shortwall method of collecting coal by the means of filling, including
Following steps：
Step 10 determines centralized return air system lane and concentrates the position of transportation roadway, and is arranged parallel along working face tendency direction
Every the haulage gate, the first air return way and the second air return way of arrangement, make haulage gate setting in the first air return way and the
Between two air return way, one end of haulage gate is made to be connected to collective conveyance lane, make the first air return way one end and second time
One end of wind crossheading is connected to centralized return air system lane, and makes to form the first mining area between haulage gate and the first air return way,
Make to form the second mining area between haulage gate and the second air return way, be respectively provided in the first mining area and in the second mining area
There are multiple offsets and multiple coal column lanes, and there are one coal column lanes for setting between two neighboring offset；
Step 20 is inclined to direction along working face, and the side close to collective conveyance lane is proximal end, and the one of separate collective conveyance lane
Side is distal end, is tunneled to an offset of the first mining area distal end, after offset perforation, to the second mining area distal end
One offset is tunneled, while the offset to being penetrated through in the first mining area carries out supporting and block to be passed through in the first mining area
Communication port between logical offset and haulage gate；
To first after communication port closure between the offset and haulage gate that are penetrated through in step 30, the first mining area
The offset penetrated through in mining area is filled；
Step 40, after in the second mining area distal end an offset perforation after, to the first mining area distal end another branch
Lane is tunneled, while the offset to being penetrated through in the second mining area carries out supporting and blocks the branch penetrated through in the second mining area
Communication port between lane and haulage gate；
After communication port between the offset and haulage gate that are penetrated through in step 50, the second mining area blocks, to the
The offset penetrated through in two mining areas is filled；
Step 60, cycle above-mentioned steps 10 to step 50, until the offset in the first mining area and the second mining area is filled out
It charges complete；
After step 70, the offset for waiting in the first mining area and the second mining area are filled, according to by distally proximally
The coal column lane set is stayed in direction, successively back production.
Further, in step 20 and step 40, blocked that the specific method is as follows to offset：In offset and transport
It is closed using plank at the junctions that crossheading is formed, and installs hydraulic single prop on the outside of plank.
Further, in step 30 and step 50, it is filled that the specific method is as follows to the offset penetrated through：
Spoil rubber conveyer is arranged in the first air return way and the second air return way, passes through spoil rubber conveyer
Filling paste is transported to the upper opening of the offset penetrated through；
It pumps in the first air return way and the first filling of centralized return air system lane intersection setting, in the second air return way and concentrates back
The second filling of air way intersection setting pumps, and filling pump by first is extremely penetrated through corresponding fill of filling paste with the second filling pump
Offset in.
Further, after step 70 further include step 80：After waiting for the exploitation of coal column lane, coal column lane is filled out successively
It fills.
Further, step 10 includes：
Make the first mining area and second mining area's mirror-image arrangement, and is opened in the vertical mining area of the first exploitation Division and inclination
Exploiting field；
In vertical mining area, offset and coal column lane is set to be arranged alternately along working face tendency direction, and offset and coal column lane
It is vertical with haulage gate；
In tilt mining area, so that offset is inclined to along working face with coal column lane, direction is parallel to be arranged alternately, and offset and coal
Column lane has angle with haulage gate.
Further, the corner dimension between offset and haulage gate is 60 ° to 80 °.
Further, step 10 includes：In distal end, eye is cut in setting, makes to cut the other end of eye and haulage gate, the first return air
The other end of the other end of crossheading and the second air return way is all connected with.
The invention has the advantages that
1, find out from entire technical solution, the present invention designs Liang Ge mining areas first, and each exploitation is distinguished into several
Lane and coal column lane, and a set of transportation system is shared, the back production of offset is carried out using even pick machine, using filling protection coal pillar lane, is stayed
If coal column lane roof supporting；It is to be filled to carry out secondary recovery coal column lane again when forming certain support force, carry out and be not caving completely
Method management, it is ensured that ecological environment is not damaged.
2, the present invention is from spatially digging, adopting, propping up, filling four processes and be distributed to different offsets, be effectively isolated, mutually
It does not influence, safe coefficient greatly promotes；Using coal rubber conveyer, scraper, filling pump in offset after back production
It is filled, realization, which is adopted, fills parallel operations；Transporting coal system and filling system are respectively two sets of individual systems, and transporting coal system is responsible for
The Coal Transport of back production offset；Filling system is responsible for the transport of the attal of offset after back production, the mutual not shadow of two systems
It rings, the division of labor is clear, and parallel operations improve the working efficiency of transporting coal and filling；In short, dig, adopt, propping up, fill it is all while parallel
Operation and mechanizeding continuous operation, substantially increase production capacity.
3, due to using this mode of production, working face realize between section without coal pillar mining, a upper section works
The air return way in face can be left the air return way of next section working face, final to realize that, without remaining coal pillar mining, resource is returned
High income.
4, production system is simple, hold facility is few, personnel occupy less, high efficiency, high exploitation rate, high compact rate, high intensity,
Production management is simple, safe coefficient is high.
Description of the drawings
The accompanying drawings which form a part of this application are used to provide further understanding of the present invention, and of the invention shows
Meaning property embodiment and its explanation are not constituted improper limitations of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is the structural schematic diagram of the embodiment of the present invention.
Reference numeral in figure：1, centralized return air system lane；2, collective conveyance lane；3, the first filling pump；4, filling pipe；51, first
Air return way；52, the second air return way；6, explosion-proof loader；7, connect pick machine；8, haulage gate；10, coal rubber conveyer；
11, offset；12, coal column lane；13, the second spoil belt feeder；16, the second filling pump；17, the first spoil belt feeder；19, anchor pole bores
Vehicle；90, eye is cut.
Specific implementation mode
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
As shown in Figure 1, the present invention provides a kind of full negative pressure shortwall method of collecting coal by the means of filling, include the following steps：
Step 10, the position for determining centralized return air system lane 1 and concentration transportation roadway 2, and it is parallel along the direction setting of working face tendency
Spaced apart haulage gate 8, the first air return way 51 and the second air return way 52 make haulage gate 8 be arranged in the first return air
Between crossheading 51 and the second air return way 52, so that one end of haulage gate 8 is connected to collective conveyance lane 2, make the first air return way
51 one end and one end of the second air return way 52 are connected to centralized return air system lane 1, and make haulage gate 8 and the first air return way
The first mining area is formed between 51, makes to form the second mining area between haulage gate 8 and the second air return way 52, in the first exploitation
In area and multiple offsets 11 and multiple coal column lanes 12 are both provided in the second mining area, and are provided between two neighboring offset 11
One coal column lane 12；
Step 20 is inclined to direction along working face, and the side close to collective conveyance lane 2 is proximal end, far from collective conveyance lane 2
Side is distal end, is tunneled to an offset 11 of the first mining area distal end, after the offset 11 perforation, to the second mining area
One offset 11 of distal end is tunneled, while the offset 11 to being penetrated through in the first mining area carries out supporting and closure first is opened
Communication port between the offset 11 penetrated through in exploiting field and haulage gate 8；
Communication port in step 30, the first mining area between the offset 11 penetrated through and haulage gate 8 is right after blocking
The offset 11 penetrated through in first mining area is filled；
Step 40, after in the second mining area distal end an offset 11 perforation after, to another of the first mining area distal end
Offset 11 is tunneled, while the offset 11 to being penetrated through in the second mining area carries out supporting and block to be passed through in the second mining area
Communication port between logical offset 11 and haulage gate 8；
It is right after communication port in step 50, the second mining area between the offset 11 penetrated through and haulage gate 8 blocks
The offset 11 penetrated through in second mining area is filled；
Step 60, cycle above-mentioned steps 10 to step 50, until the offset 11 in the first mining area and the second mining area is equal
Filling finishes；
After step 70, the offset 11 for waiting in the first mining area and the second mining area are filled, according to from distal end to close
The coal column lane 12 set is stayed in extreme direction, successively back production.
Specifically, driving collective conveyance lane 2 and concentration air return lane 1 are determined to transport according to working face tendency length 60-100m
The position of defeated crossheading 8, the first air return way 51 and the second air return way 52；In collective conveyance lane 2 driving is moved towards along working face
Haulage gate 8 moves towards the first air return way 51 of driving and the second air return way 52 along working face in centralized return air system lane 1, is adopting
The edge driving in area cuts eye 90；The W types ventilating system for forming the coal mining section working face (cuts position at eye and forms W-shaped ventage
System).The first mining area and the second mining area are divided into multiple offsets 11 and multiple coal column lanes 12, the width of every offset 11 again
For 4.5m, the coal column lane 12 for setting 5m width is stayed between two offsets 11.
By the way that haulage gate 8, the first air return way 51 and the second air return way 52 is arranged, mine is divided into the first exploitation
Area and the second mining area, while being both provided with alternate multiple offsets 11 and multiple coal column lanes 12 successively, energy in each mining area
It is enough to realize when exploiting offset 11, it is supported using coal column lane 12, it, can be to coal column lane after waiting for the exploitation filling of offset 11
12 carry out back production, to realize the purpose not being caving completely, it is ensured that ecological environment is not damaged, and then can reach exploitation reducig
The purpose (high-volume resettlement need not be carried out) of cost.
It should be noted that the mining sequence of above-mentioned offset 11 is alternately exploited using retrusive or so, i.e., first opened from first
The offset 11 of exploiting field distalmost end is exploited, and is exploited to the offset 11 of distalmost end then into the second mining area.Then
The first mining area is returned again to, distalmost end is exploited in unquarried offset 11 existing to the first mining area, and so on, directly
Terminate to exploitation.
Further, step 10 includes：
Make the first mining area and second mining area's mirror-image arrangement, and is opened in the vertical mining area of the first exploitation Division and inclination
Exploiting field；In vertical mining area, offset 11 and coal column lane 12 is set to be arranged alternately along working face tendency direction, and offset 11 and coal column
Lane 12 is vertical with haulage gate 8；In tilt mining area, make offset 11 and coal column lane 12 along the parallel friendship in working face tendency direction
For setting, and offset 11 and coal column lane 12 have angle with haulage gate 8.
Wherein, in the first mining area plot structure is exploited with second mining area's mirror-image arrangement, above-mentioned first mining area and second
It is identical and arranged symmetrically, it is illustrated by taking above-mentioned first mining area as an example.First mining area includes that vertical mining area and inclination are opened
Exploiting field, in vertical mining area, offset 11 and coal column lane 12 are arranged alternately along working face tendency direction, and offset 11 and coal column lane
12 is vertical with haulage gate 8；In tilt mining area, offset 11 and coal column lane 12 are set along the parallel alternating in working face tendency direction
It sets, and offset 11 and coal column lane 12 have angle with haulage gate 8.Corner dimension between offset 11 and haulage gate 8 is
60 ° to 80 °, most preferably, which is 60 °.
Above-mentioned vertical mining area's setting is in proximal end, and the setting of tilt mining area is in distal end, and vertical mining area is along working face
The length for being inclined to direction is less than the length that tilt mining area is inclined to direction along the working face of mine structure.Close to collective conveyance lane
When 2, if still two triangles in the upper left corner in Fig. 1 and upper right corner formation using the arrangement in tilt mining area
Can not production zone, be easy to cause the wasting of resources.Therefore vertical exploitation is being arranged close to collective conveyance lane 2 in the embodiment of the present invention
Area, convenient for exploit above-mentioned triangle can not production zone, to achieve the purpose that increase coal mining amount.
The intersection in above-mentioned first air return way 51 and centralized return air system lane 1 is provided with the first filling pump 3, the first air return way
The filling pipe 4 being connect with the first filling pump 3 is provided in 51.The intersection of above-mentioned second air return way 52 and centralized return air system lane 1
It is provided with the second filling pump 16, the filling pipe 4 being connect with the second filling pump 16 is provided in the second air return way 52.Above-mentioned first
It is additionally provided with the first spoil belt feeder 17 in air return way 51, is adapted with the length of the first air return way 51.Second return air is suitable
It is provided with the second spoil belt feeder 13 in slot 52, is adapted with the length of the second air return way 52.First spoil belt feeder, 17 He
Second spoil belt feeder 13 be used for by buffered from underground waste bin spoil and from ground slurry preparing station water according to a certain percentage,
Cement, flyash, auxiliary material agent uniformly mix and filling paste are made.Coal rubber conveyer 10 is provided in haulage gate 8,
Object is exploited for conveying.
Citing illustrates 11 recovery method of offset, coal rubber conveyer 10 is arranged in haulage gate 8, first
The first spoil belt feeder 17 is arranged in air return way 51, the second spoil belt feeder 13 is arranged in the second air return way 52, and right
Should the first filling pump 3 and the second filling pump 16 be set in setting position, while be correspondingly connected with filling pipe 4.
Offset 11 one of in first mining area is exploited using even pick machine 7, the coal to get off is exploited and uses and prevent
The transport of quick-fried loading machine 6, which is reprinted, to be transferred to haulage gate 8, and by coal rubber conveyer 10 in mine shaft conveyance system, waits for that one is followed
After the completion of ring job execution, even pick machine 7 is retracted into the opposite offset 11 of the second mining area (by taking Fig. 1 as an example, along 8 mirror of haulage gate
As the offset of setting is opposite offset), while the offset 11 to just having been exploited carries out supporting operation.
After above-mentioned opposite 11 cycle operation of offset construction, even pick machine 7 is retracted into one in the first mining area
Offset 11 carries out back production, while roofboltier 19 enters the opposite offset 11 of the second mining area and carries out offset supporting, until above-mentioned
The opposite offset 11 of offset 11 and the second mining area is penetrated through with corresponding air return way one of in first mining area, even
Pick machine 7 is transferred to adjacent offset and constructs.
In step 20 and step 40, blocked that the specific method is as follows to offset 11：In offset 11 and haulage gate 8
It is closed using plank at the junctions of formation, and installs hydraulic single prop on the outside of plank.Wherein, the outside of plank
Refer to close to the side of haulage gate 8.When carrying out supporting to offset 11, the top plate of offset 11 uses high strength anchor bar and anchor cable branch
Shield, the two of offset 11 helps according to coal seam situation not supporting or uses bolt net bar supporting.
In step 30 and step 50, it is filled that the specific method is as follows to the offset 11 penetrated through：
Spoil rubber conveyer is arranged in the first air return way 51 and the second air return way 52, it is defeated by spoil adhesive tape
The upper opening for sending machine that filling paste is transported to the offset 11 penetrated through；
In the first air return way 51 and 1 intersection of centralized return air system lane the first filling of setting pump 3, the second air return way 52 with
The second filling of 1 intersection of centralized return air system lane setting pump 16, is corresponded to filling paste by the first filling pump 3 and the second filling pump 16
In filling to the offset 11 penetrated through.
Wherein above-mentioned filling paste by from underground buffer waste bin spoil and from ground slurry preparing station according to a certain percentage
Water, cement, flyash, auxiliary material agent be uniformly mixed.
When filling, enter in offset 11 from the upper opening of offset 11, first using filling of flowing automatically after spoil and slurry mixing
A part, second is solved the problems, such as to connect top, is ensured to fill using an explosion-proof loader 6 scraper part, third using corresponding filling pump
The setting load of body is filled out, finally pumps injection concrete until by the upper closure of openings of offset 11 with corresponding filling.
It should be noted that in order to ensure production efficiency, after even pick machine 7 is transferred to adjacent offset 11, you can to supporting and
It blocks the offset 11 finished to be filled, to ensure construction efficiency.
It further include step 80 after step 70：After waiting for that coal column lane 12 is exploited, coal column lane 12 is sequentially filled.It needs
Illustrate, the padding in above-mentioned coal column lane 12 need to be according to underground pressure observation and terrene shift observing as a result, determination is
It is no that the excavating lane formed after coal pillar recovery is filled, it needs to be filled out according to the method for above-mentioned filling offset 11 when filling
It fills.
It can be seen from the above description that the above embodiments of the present invention realize following technique effect：
1, find out from entire technical solution, the present invention designs Liang Ge mining areas first, and each exploitation is distinguished into several
Lane 11 and coal column lane 12, and a set of transportation system is shared, the back production of offset 11 is carried out using even pick machine 7, and coal is protected using filling
Column lane 12,12 roof supporting of reserved coal pillar lane；The secondary recovery coal column lane 12, real to be filled of carrying out again when forming certain support force
Row not caving method management completely, it is ensured that ecological environment is not damaged.
2, the present invention is from spatially digging, adopting, propping up, filling four processes and be distributed to different offsets 11, be effectively isolated,
It is independent of each other, safe coefficient greatly promotes；Using the branch of coal rubber conveyer 10, scraper, filling pump after back production
It is filled in lane 11, realization, which is adopted, fills parallel operations；Transporting coal system and filling system are respectively two sets of individual systems, transporting coal system
System is responsible for the Coal Transport of back production offset 11；Filling system is responsible for the transport of the attal of offset 11 after back production, two sets
System is independent of each other, and the division of labor is clear, and parallel operations improve the working efficiency of transporting coal and filling；In short, digging, adopting, propping up, filling entirely
Portion while concurrent job and mechanizeding continuous operation, substantially increase production capacity.
3, due to using this mode of production, working face realize between section without coal pillar mining, a upper section works
The air return way in face can be left the air return way of next section working face, final to realize that, without remaining coal pillar mining, resource is returned
High income.
4, production system is simple, hold facility is few, personnel occupy less, high efficiency, high exploitation rate, high compact rate, high intensity,
Production management is simple, safe coefficient is high.
The above, only specific embodiments of the present invention, the range that cannot be implemented with its restriction invention, so it is equivalent
The displacement of component, or according to equivalent variations made by scope of patent protection of the present invention and modification, should all still fall within what this patent was covered
Scope.In addition, between technical characteristic and technical characteristic in the present invention, between technical characteristic and technical solution, technical solution with
Use can be freely combined between technical solution.
Claims (7)
1. a kind of full negative pressure shortwall method of collecting coal by the means of filling, which is characterized in that include the following steps：
Step 10, the position for determining centralized return air system lane (1) and concentration transportation roadway (2), and it is parallel along the direction setting of working face tendency
Spaced apart haulage gate (8), the first air return way (51) and the second air return way (52) make haulage gate (8) setting exist
Between first air return way (51) and the second air return way (52), one end of haulage gate (8) is made to connect with collective conveyance lane (2)
Logical, one end of one end and the second air return way (52) for making the first air return way (51) is connected to centralized return air system lane (1), and is made
The first mining area is formed between haulage gate (8) and the first air return way (51), makes haulage gate (8) and the second air return way
(52) the second mining area is formed between, in first mining area and is both provided with multiple offsets in second mining area
(11) and multiple coal column lanes (12), and between two neighboring offset (11) there are one coal column lanes (12) for setting；
Step 20 is inclined to direction along working face, and the side close to collective conveyance lane (2) is proximal end, far from collective conveyance lane (2)
Side is distal end, is tunneled to an offset (11) of first mining area distal end, after the offset (11) perforation, to institute
An offset (11) for stating the second mining area distal end is tunneled, while the offset (11) to being penetrated through in first mining area
It carries out supporting and blocks the communication port between the offset (11) penetrated through in first mining area and haulage gate (8)；
Communication port closure in step 30, first mining area between the offset (11) penetrated through and haulage gate (8) finishes
The offset (11) penetrated through in first mining area is filled afterwards；
Step 40, after distal end described in second mining area an offset (11) perforation after, it is remote to first mining area
Another offset (11) at end is tunneled, while the offset (11) to being penetrated through in second mining area carries out supporting and seals
Block up the communication port between the offset (11) penetrated through and haulage gate (8) in second mining area；
Communication port closure in step 50, second mining area between the offset (11) penetrated through and haulage gate (8) finishes
Afterwards, the offset (11) penetrated through in second mining area is filled；
Step 60, cycle above-mentioned steps 10 to step 50, until the offset in first mining area and second mining area
(11) filling finishes；
After step 70, the offset (11) for waiting in first mining area and second mining area are filled, according to by institute
Distal end is stated to the proximal direction, the coal column lane (12) set is stayed in back production successively.
2. the full negative pressure shortwall method of collecting coal by the means of filling according to claim 1, which is characterized in that in step 20 and step 40,
Blocked that the specific method is as follows to offset (11)：Using wood at the junctions that offset (11) and haulage gate (8) are formed
Plate is closed, and installs hydraulic single prop on the outside of the plank.
3. the full negative pressure shortwall method of collecting coal by the means of filling according to claim 1, which is characterized in that in step 30 and step 50,
It is filled that the specific method is as follows to the offset (11) penetrated through：
Spoil rubber conveyer is arranged in the first air return way (51) and the second air return way (52), passes through the spoil glue
Filling paste is transported to the upper opening of the offset (11) penetrated through with conveyer；
In the first filling pump (3) of the first air return way (51) and the setting of centralized return air system lane (1) intersection, in the second air return way
(52) it with centralized return air system lane (1) intersection the second filling pump (16) of setting, is filled by the first filling pump (3) and described second
Pump (16) is filled out to correspond to the filling paste in filling to the offset (11) penetrated through.
4. the full negative pressure shortwall method of collecting coal by the means of filling according to claim 1, which is characterized in that further include step after the step 70
Rapid 80：After waiting for coal column lane (12) exploitation, coal column lane (12) are sequentially filled.
5. the full negative pressure shortwall method of collecting coal by the means of filling according to claim 1, which is characterized in that the step 10 includes：
Make first mining area and second mining area mirror-image arrangement, and in the vertical mining area of the first exploitation Division
With tilt mining area；
In the vertical mining area, offset (11) and coal column lane (12) are made to be arranged alternately along working face tendency direction, and offset
(11) and coal column lane (12) are vertical with haulage gate (8)；
In the tilt mining area, so that offset (11) is inclined to along working face with coal column lane (12), direction is parallel to be arranged alternately, and
Offset (11) and coal column lane (12) have angle with haulage gate (8).
6. the full negative pressure shortwall method of collecting coal by the means of filling according to claim 5, which is characterized in that offset (11) and haulage gate
(8) corner dimension between is 60 ° to 80 °.
7. the full negative pressure shortwall method of collecting coal by the means of filling according to claim 1, which is characterized in that the step 10 includes：Institute
State distal end setting and cut eye (90), make to cut the other end of eye (90) and haulage gate (8), the first air return way (51) the other end and
The other end of second air return way (52) is all connected with.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109577982A (en) * | 2018-12-12 | 2019-04-05 | 中国矿业大学 | Wall type Lian Cailian fills water protection mining and water resource migration monitoring, water damage method for early warning |
| CN109915145A (en) * | 2019-04-16 | 2019-06-21 | 中国矿业大学 | Recovery method is filled by a kind of office of adopting, mine coal resources office |
| CN112253115A (en) * | 2020-10-14 | 2021-01-22 | 中国矿业大学(北京) | Near-horizontal coal seam roadway type cemented filling mining method |
| CN117090573A (en) * | 2023-10-17 | 2023-11-21 | 臣功环境科技有限公司 | Z-type full-wind-pressure staggered strip continuous mining and continuous charging integrated process for mine |
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| CN109577982A (en) * | 2018-12-12 | 2019-04-05 | 中国矿业大学 | Wall type Lian Cailian fills water protection mining and water resource migration monitoring, water damage method for early warning |
| CN109577982B (en) * | 2018-12-12 | 2020-09-04 | 中国矿业大学 | Wall type continuous mining and continuous filling water-retaining coal mining and water resource migration monitoring and water damage early warning method |
| CN109915145A (en) * | 2019-04-16 | 2019-06-21 | 中国矿业大学 | Recovery method is filled by a kind of office of adopting, mine coal resources office |
| CN112253115A (en) * | 2020-10-14 | 2021-01-22 | 中国矿业大学(北京) | Near-horizontal coal seam roadway type cemented filling mining method |
| CN117090573A (en) * | 2023-10-17 | 2023-11-21 | 臣功环境科技有限公司 | Z-type full-wind-pressure staggered strip continuous mining and continuous charging integrated process for mine |
| CN117090573B (en) * | 2023-10-17 | 2023-12-19 | 臣功环境科技有限公司 | Z-type full-wind-pressure staggered strip continuous mining and continuous charging integrated process for mine |
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