CN208057117U - Mine structure - Google Patents
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- CN208057117U CN208057117U CN201820260851.3U CN201820260851U CN208057117U CN 208057117 U CN208057117 U CN 208057117U CN 201820260851 U CN201820260851 U CN 201820260851U CN 208057117 U CN208057117 U CN 208057117U
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- air return
- mining area
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Abstract
The utility model provides a kind of mine structure, mine structure includes the centralized return air system lane being disposed adjacent and concentration transportation roadway, the haulage gate of parallel interval arrangement is provided with along the working face tendency direction of mine structure, first air return way and the second air return way, haulage gate is arranged between the first air return way and the second air return way, one end of haulage gate is connected to collective conveyance lane, one end of first air return way and one end of the second air return way are connected to centralized return air system lane, the first mining area is formed between haulage gate and the first air return way, the second mining area is formed between haulage gate and the second air return way, in first mining area and it is both provided with multiple offsets and multiple coal column lanes in the second mining area, and there are one coal column lanes for setting between two neighboring offset.The utility model can improve production efficiency, reduce cost of winning.
Description
Technical field
The utility model is related to coal mine and recovery method field, specifically a kind of mine structure.
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.
Utility model content
The utility model provides a kind of mine structure, to reach raising production efficiency, reduces the purpose of cost of winning.
Technical solution adopted by the utility model to solve its technical problems is：A kind of mine structure, mine structure include
The centralized return air system lane being disposed adjacent and concentration transportation roadway are provided with parallel interval arrangement along the working face tendency direction of mine structure
Haulage gate, the first air return way and the second air return way, haulage gate setting it is suitable in the first air return way and the second return air
Between slot, one end of haulage gate is connected to collective conveyance lane, one end of one end of the first air return way and the second air return way
It is connected to centralized return air system lane, forms the first mining area between haulage gate and the first air return way, haulage gate and second time
It forms the second mining area between wind crossheading, multiple offsets and multiple coal columns is both provided in the first mining area and in the second mining area
Lane, and there are one coal column lanes for setting between two neighboring offset.
Further, in the first mining area and second mining area's mirror-image arrangement, the first mining area include vertical mining area and
Tilt mining area, in vertical mining area, offset and coal column lane are arranged alternately along working face tendency direction, and offset and coal column lane
It is vertical with haulage gate；
In tilt mining area, direction is parallel is arranged alternately along working face tendency for offset and coal column lane, and offset and coal column
Lane has angle with haulage gate.
Further, corner dimension is 60 ° to 80 °.
Further, mine structure includes cutting eye, cuts the other end of eye and haulage gate, the other end of the first air return way
It is all connected with the other end of the second air return way.
Further, filling pump and filling pipe are both provided in the first air return way and the second air return way.
The utility model has the beneficial effects that
1, find out from entire technical solution, the utility model designs Liang Ge mining areas first, if each exploitation is distinguished into
Heavenly Stems and Earthly Branches 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, reserved coal pillar lane roof supporting；It is to be filled to carry out secondary recovery coal column lane again, carry out completely not when forming certain support force
Caving method management, it is ensured that ecological environment is not damaged.
2, the utility model is from spatially digging, adopting, propping up, filling four processes and be distributed to different offsets, carried out effectively every
From, be independent of each other, safe coefficient greatly promotes；Using the branch of coal rubber conveyer, scraper, filling pump after back production
It is filled in lane, realization, which is adopted, fills parallel operations；Transporting coal system and filling system are respectively two sets of individual systems, transporting coal system
It 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, and two systems are mutual
It does not influence, 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 all simultaneously
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.
Description of the drawings
The accompanying drawings which form a part of this application are used to provide a further understanding of the present invention, this practicality
Novel illustrative embodiments and their description are not constituted improper limits to the present invention for explaining the utility model.
In the accompanying drawings：
Fig. 1 is the structural schematic diagram of the utility model embodiment.
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 utility model will be described in detail below with reference to the accompanying drawings and embodiments.
As shown in Figure 1, the utility model embodiment provides a kind of mine structure, which includes being disposed adjacent
Centralized return air system lane 1 and concentration transportation roadway 2 are inclined to direction (perpendicular to collective conveyance lane 2 in Fig. 1 along the working face of mine structure
Direction, the i.e. extending direction of haulage gate 8) it is provided with haulage gate 8, the first air return way 51 and second of parallel interval arrangement
Air return way 52, haulage gate 8 are arranged between the first air return way 51 and the second air return way 52, one end of haulage gate 8
It is connected to collective conveyance lane 2, one end of one end of the first air return way 51 and the second air return way 52 connects with centralized return air system lane 1
It is logical, the first mining area is formed between haulage gate 8 and the first air return way 51, between haulage gate 8 and the second air return way 52
It forms the second mining area, multiple offsets 11 and multiple coal column lanes 12 is both provided in the first mining area and in the second mining area, and
There are one coal column lanes 12 for setting between two neighboring offset 11, and the width of every offset 11 is 4.5m, is stayed between two offsets 11
If the coal column lane 12 of 5m width.
By the way that haulage gate 8 and the first air return way 51 and the second air return way 52 interval to be arranged, transport can be passed through
Crossheading 8 is exploited, and is filled by the first air return way 51 and the second air return way 52, and the two does not interfere with each other each other,
Production efficiency can be effectively improved.
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.
In the utility model embodiment, in the first mining area and second mining area's mirror-image arrangement, above-mentioned first mining area and
Second exploitation plot structure is identical and arranged symmetrically, is illustrated by taking above-mentioned first mining area as an example.First mining area includes vertical
Mining area and tilt mining area, 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 are vertical with haulage gate 8；In tilt mining area, offset 11 and coal column lane 12 are inclined to along working face
Direction is parallel to be arranged alternately, and offset 11 and coal column lane 12 have angle with haulage gate 8.
As shown in Figure 1, the working face along mine structure is inclined to direction, the side close to collective conveyance lane 2 is proximal end, separate
The side in collective conveyance lane 2 is distal end.In proximal end, the setting of tilt mining area is hung down in distal end for above-mentioned vertical mining area's setting
It heads straight for exploiting field and is inclined to the working face tendency that the length in direction is less than tilt mining area along mine structure along the working face of mine structure
The length in direction.When close to collective conveyance lane 2, if still upper left in Fig. 1 using the arrangement in tilt mining area
Angle and the upper right corner formed two triangles can not production zone, be easy to cause the wasting of resources.Therefore the utility model embodiment
2 vertical mining area is being set close to collective conveyance lane, convenient for exploit above-mentioned triangle can not production zone, increase to reach
The purpose of coal mining amount.
Specifically, in the utility model embodiment, offset 11 and coal column lane 12 are suitable with transport in above-mentioned tilt mining area
Slot 8 has angle, and the size of the angle is 60 ° to 80 °, preferably 60 °.
Preferably, mine structure includes cutting eye 90, cuts eye 90 and is arranged at the work surface edges in distal end and positioned at mine.It cuts
Eye 90 and the other end of the other end of haulage gate 8, the other end of the first air return way 51 and the second air return way 52 are all connected with.
Further, 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
The filling pipe 4 being connect with the first filling pump 3 is provided in one air return way 51.Above-mentioned second air return way 52 and centralized return air system lane
1 intersection is provided with the second filling pump 16, and the filling pipe being connect with the second filling pump 16 is provided in the second air return way 52
4.It is additionally provided with the first spoil belt feeder 17 in above-mentioned first air return way 51, is adapted with the length of the first air return way 51.
It is provided with the second spoil belt feeder 13 in second air return way 52, is adapted with the length of the second air return way 52.First spoil
Belt feeder 17 and the second spoil belt feeder 13 will be for that will buffer the spoil of waste bin from underground and from ground slurry preparing station according to one
The water of certainty ratio, cement, flyash, auxiliary material agent uniformly mix and filling paste are made.Coal glue is provided in haulage gate 8
Band conveyer 10, for conveying exploitation object.
The utility model embodiment additionally provides a kind of full negative pressure shortwall method of collecting coal by the means of filling, for above-mentioned coal mine structure
It is exploited, needs, according to conventional arrangement of mining area method, to tunnel out collective conveyance lane 2 and concentrate air return lane before being exploited
1, the position of haulage gate 8, the first air return way 51 and the second air return way 52 is determined according to working face tendency length 60-100m
It sets；Driving haulage gate 8 is moved towards along working face in collective conveyance lane 2, move towards along working face to tunnel the in centralized return air system lane 1
One air return way 51 and the second air return way 52, the edge driving in exploiting field cut eye 90；Form the W types of the coal mining section working face
Ventilating system (cuts position at eye and forms W-shaped ventilating system).The first mining area and the second mining area are divided into multiple offsets again
11 and multiple coal column lanes 12, the width of every offset 11 is 4.5m, and the coal column lane 12 for setting 5m width is stayed between two offsets 11.
The full negative pressure shortwall method of collecting coal by the means of filling includes the following steps：
Step 10 tunnels an offset 11 of the first mining area distal end, after the offset 11 perforation, opens second
One offset 11 of exploiting field distal end is tunneled, while the offset 11 to being penetrated through in the first mining area carries out supporting and blocks the
Communication port between the offset 11 penetrated through in one mining area and haulage gate 8.
Communication port in step 20, 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 30, 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 40, 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 50, cycle above-mentioned steps 10 to step 40, until the offset 11 in the first mining area and the second mining area is equal
Filling finishes；
After step 60, 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.
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.
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 10 and step 30, 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 20 and step 40, 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 is by buffering the spoil of waste bin from underground and from ground slurry preparing
Stand water according to a certain percentage, cement, flyash, auxiliary material agent is 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.
Preferably, after step 60 further include step 70：After waiting for that coal column lane 12 is exploited, coal column lane 12 is filled out successively
It fills.It should be noted that the padding in above-mentioned coal column lane 12 need to according to underground pressure observation and terrene shift observing as a result,
Determine whether to fill the excavating lane formed after coal pillar recovery, according to the method for above-mentioned filling offset 11 when needing to fill
It is filled.
It can be seen from the above description that the above embodiments of the present invention achieve the following technical effects：
1, find out from entire technical solution, the utility model designs Liang Ge mining areas first, if each exploitation is distinguished into
Heavenly Stems and Earthly Branches 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, is protected using filling
Protect coal column lane 12,12 roof supporting of reserved coal pillar lane；It is to be filled to carry out secondary recovery coal column lane again when forming certain support force
12, not caving method management completely is carried out, it is ensured that ecological environment is not damaged.
2, the utility model has carried out effectively from spatially digging, adopting, propping up, filling four processes and be distributed to different offsets 11
It is isolated, is independent of each other, safe coefficient greatly promotes；Using coal rubber conveyer 10, scraper, filling pump after back production
Offset 11 in filled, realization adopts and fills parallel operations；Transporting coal system and filling system are respectively two sets of individual systems, fortune
Coal measures 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 systems are 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, dig, adopt, propping up,
Whole concurrent job and mechanizeding continuous operations simultaneously are filled, production capacity is substantially increased.
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 embodiment of the utility model cannot limit the range that utility model is implemented, institute with it
With the displacement of its equivalent assemblies, or according to equivalent variations made by the utility model patent protection domain and modification, should all still fall within
The scope that this patent is covered.In addition, between technical characteristic and technical characteristic in the utility model, technical characteristic and technical solution
Between, between technical solution and technical solution use can be freely combined.
Claims (5)
1. a kind of mine structure, which is characterized in that the mine structure includes the centralized return air system lane (1) being disposed adjacent and concentration fortune
It is suitable to be provided with the haulage gate (8) of parallel interval arrangement, the first return air along the working face tendency direction of mine structure for defeated lane (2)
Slot (51) and the second air return way (52), haulage gate (8) are arranged in the first air return way (51) and the second air return way (52)
Between, one end of haulage gate (8) is connected to collective conveyance lane (2), and one end of the first air return way (51) and the second return air are suitable
One end of slot (52) is connected to centralized return air system lane (1), is formed first between haulage gate (8) and the first air return way (51) and is opened
Exploiting field, forms the second mining area between haulage gate (8) and the second air return way (52), in first mining area and described the
It is both provided with multiple offsets (11) and multiple coal column lanes (12) in two mining areas, and one is provided between two neighboring offset (11)
A coal column lane (12).
2. mine structure according to claim 1, which is characterized in that in first mining area and second mining area
Mirror-image arrangement, first mining area include vertical mining area and tilt mining area；
In the 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) are vertical with haulage gate (8)；
In the tilt mining area, direction is parallel is arranged alternately along working face tendency for offset (11) and coal column lane (12), and props up
Lane (11) and coal column lane (12) have angle with haulage gate (8).
3. mine structure according to claim 2, which is characterized in that the corner dimension is 60 ° to 80 °.
4. mine structure according to any one of claim 1 to 3, which is characterized in that the mine structure includes cutting eye
(90), the other end of eye (90) and haulage gate (8), the other end of the first air return way (51) and the second air return way (52) are cut
The other end be all connected with.
5. mine structure according to any one of claim 1 to 3, which is characterized in that the first air return way (51) and
It is both provided with filling pipe (4) in two air return way (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820260851.3U CN208057117U (en) | 2018-02-14 | 2018-02-14 | Mine structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820260851.3U CN208057117U (en) | 2018-02-14 | 2018-02-14 | Mine structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208057117U true CN208057117U (en) | 2018-11-06 |
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ID=63991003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820260851.3U Active CN208057117U (en) | 2018-02-14 | 2018-02-14 | Mine structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208057117U (en) |
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2018
- 2018-02-14 CN CN201820260851.3U patent/CN208057117U/en active Active
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