CN201554482U - Hexagonal support type coal mining and filling hydraulic support - Google Patents
Hexagonal support type coal mining and filling hydraulic support Download PDFInfo
- Publication number
- CN201554482U CN201554482U CN2009202764457U CN200920276445U CN201554482U CN 201554482 U CN201554482 U CN 201554482U CN 2009202764457 U CN2009202764457 U CN 2009202764457U CN 200920276445 U CN200920276445 U CN 200920276445U CN 201554482 U CN201554482 U CN 201554482U
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- Prior art keywords
- filling
- back timber
- mining
- compacting
- coal mining
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- Expired - Lifetime
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- 238000005065 mining Methods 0.000 title claims abstract description 46
- 239000003245 coal Substances 0.000 title claims abstract description 23
- 239000007787 solid Substances 0.000 claims abstract description 7
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
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- Excavating Of Shafts Or Tunnels (AREA)
Abstract
A hexagonal support type coal mining and filling hydraulic support comprises a telescopic girder, a front top beam, a rear top beam, a front upright post, a middle upright post, a rear upright post, a four-bar mechanism, a middle-upper part compacting mechanism, a heightening jack, a lower part case body type compacting mechanism, a slide way, a pulling jack, a rear loading type top protecting device, a filling and mining conveyor and a base, wherein the front top beam is supported through the front upright post and the middle upright post and is kept to be balanced through the four-bar mechanism; the rear top beam and the front top beam are hinged with each other and supported through the rear upright post to bear the pressure of the top plate, control the sinkage of the top plate before filling, and hang a filling and mining conveyor to achieve the filling of solid fillings in a mined out space, the slide way is arranged on the rear top beam, thereby not only maintaining a normal coal mining work space of a working face but also completely filling the mined out space, and meanwhile, the filling objects are compacted within a large mining height range. The utility model has the advantages of compact structure, strong supporting force, convenient operation, and good filling effect on the mined out space, and can be applicable to the filling and mining under complex geological conditions.
Description
Technical field
The utility model relates to a kind of Hexastyle supporting type coal mining and filling hydraulic bracket, is particularly useful for the solid filling operation with the goaf of mining under the coal mine.
Background technology
Along with expanding economy, China increases year by year to the demand of coal resources, " three times " press the problem of coal to highlight day by day, simultaneously, a large amount of solid waste spoils is discharged in the colliery aborning, traditional mode is directly to be stacked at the face of land, form the distinctive topographical features in colliery " building "-hillock, environment is caused very big threat, progress along with society, social responsibility of enterprises is built consensus, filling to the goaf is the problem that the task of top priority need solve, and it is how simple, fast, the packing job of finishing the goaf efficiently is an a great problem, therefore develop a kind of can the maintenance at the exploitation work plane and the safety of coal work space of planes can realize that again the support of solids filling in the goaf is one of key that realizes this technology, this is because the support in goaf just was subjected to the effect of roof pressure before filling, can produce bigger sinking, influence the packing job and the filling effect in goaf.
Summary of the invention
The purpose of this utility model is the deficiency that overcomes in the prior art, and a kind of compact conformation is provided, and support force is strong, can avoid crushing, filling fast, Hexastyle supporting type coal mining and filling hydraulic bracket efficiently.
The utility model Hexastyle supporting type coal mining and filling hydraulic bracket, comprise base, preceding back timber, extensible canopy before being connected on the back timber, be respectively equipped with front column and the central post that is fixed on the base under the preceding back timber, be provided with quadric chain between front column and the central post, the rear portion of back timber is provided with the back back timber before described, be hung with the filling mining conveyer on the back back timber, and be provided with the carriage that can move forward and backward the filling mining conveyer, the afterbody of back back timber is provided with telescopic rear loading type and protects ejection device, the below of back back timber is provided with the rear column that is fixed on the bearing, and bearing is fixed on the rear portion of base, and the top of bearing is provided with the middle and upper part system for compacting, the bottom is provided with the box-type system for compacting, and the bottom of middle and upper part system for compacting is provided with heightens jack.
Described carriage is made of the slideway that moves jack and be located under the filling mining conveyer that draws that is fixed on the back timber of back; Described slideway length is 600mm～800mm; Described rear loading type protects ejection device and is made of passing jack and flexible back timber.Described middle and upper part system for compacting is made of telescopic oil cylinder and the squeeze board that is located at the telescopic oil cylinder top; The pendulum angle of described middle and upper part system for compacting is 0 °～40 °; Described box-type system for compacting is made of horizontal telescopic oil cylinder and tup; It is described that to hang at the filling mining conveyer of back on the back timber be 100mm～200mm apart from the height of back back timber.
Beneficial effect: not only can the maintenance work face normal working space of mining of Hexastyle supporting type coal mining and filling hydraulic bracket, can also realize complete filling to the goaf, simultaneously obturation is carried out compacting in the full mining height scope.Owing on preceding back timber, be provided with the back back timber, hung the filling mining conveyer on the back back timber, the below of filling mining conveyer is provided with system for compacting, and support by rear column, the carrying roof pressure, control the preceding amount of crushing of filling, and protect the needs that ejection device adapts to complex geological condition shielding filling, when having realized the underground coal exploitation filling is implemented in the goaf by the rear loading type of back back timber afterbody.In stowing operation, the middle and upper part system for compacting can be realized the compacting of obturation middle and upper part, lower part box formula system for compacting can be realized the compacting of obturation bottom, realized filling and the compacting of solids in the goaf, effectively move with subsidence the control rock stratum, assurance surface buildings safety is normally used, its compact conformation, support force is strong, and is easy to operate, can avoid crushing, filling is quick, efficient, filling effect to the goaf is good, can adapt to the filling mining under the complex geological condition, has practicality widely.
Description of drawings
Accompanying drawing is a structural representation of the present utility model.
Among the figure: extensible canopy-1, preceding back timber-2, back back timber-3, front column-4, central post-5, rear column-6, quadric chain-7 draws and moves jack-8, slideway-9, rear loading type protects ejection device-10, and middle and upper part system for compacting-11 is heightened jack-12, lower part box formula system for compacting-13, filling mining conveyer-14, base-15, bearing-16.
The specific embodiment
The utility model will be further described below in conjunction with the example in the accompanying drawing:
Shown in the accompanying drawing, Hexastyle supporting type coal mining and filling hydraulic bracket mainly by extensible canopy 1, preceding back timber 2, back back timber 3, front column 4, central post 5, rear column 6, quadric chain 7, rear loading type protect ejection device 10, middle and upper part system for compacting 11, heighten jack 12, lower part box formula system for compacting 13, filling mining conveyer 14, base 15 and bearing 16 constitute.Expanding-contracting action is finished by the telescopic oil cylinder under the back timber 2 before being located in the front portion of back timber 2 before extensible canopy 1 is located at.The rear portion of preceding back timber 2 connects back back timber 3, is hung with filling mining conveyer 14 by anchor chain on the back back timber 3, and the height of hanging back timbers 3 after 14 distances of the filling mining conveyer on the back timber 3 of back is 100mm～200mm.Through filling mining conveyer 14 the solid filling thing is transferred to the goaf and implement filling, back back timber 3 is provided with the carriage that can move forward and backward filling mining conveyer 14, carriage is made of the slideway 9 that moves jack 8 and be located under the filling mining conveyer 14 that draws that is fixed on the back timber 3 of back, slideway 9 length are 600mm～800mm, can realize that filling mining conveyer 14 moves a coal mining step pitch to satisfy the requirement of filling mining technology in slideway 9.Before back timber be arranged with two front columns 4 and two central posts 5 that are fixed on the base 15 for 2 times respectively, quadric chain 7 is located between two front columns 4 and two central posts 5; Preceding back timber 2 supports by front column 4 and central post 5, and keeps balance by quadric chain 7.Extensible canopy 1, preceding back timber 2 provide the space for front portion coal mining operation under the supporting role of front column 4 and central post 5.Rear loading type protects the afterbody that ejection device 10 is located at back back timber 3, is made of passing jack and flexible back timber, stretches out or retraction according to on-the-spot top board condition, to adapt to complex geological condition shielding filling needs.The below of back back timber 3 is provided with the rear column 6 that is fixed on the bearing 16, back back timber 3 is hinged with preceding back timber 2, and back back timber 3 supports by rear column 6, the carrying roof pressure, the amount of crushing before the control filling, and guarantee that suspention filling mining conveyer 14 realization solid filling things are in goaf filling.Bearing 16 is connected the rear portion of base 15, bearing 16 tops are provided with middle and upper part system for compacting 11, the bottom is provided with box-type system for compacting 13, the bottom of middle and upper part system for compacting 11 is provided with heightens jack 12, middle and upper part system for compacting 11 is made of telescopic oil cylinder and the squeeze board that is located at the telescopic oil cylinder top, its pendulum angle is 0 °～40 °, and middle and upper part system for compacting 11 realizes under jack 12 effect that angle is 0 °～40 ° swing heightening, and realizes the compacting of obturation middle and upper part; Box-type system for compacting 13 is made of horizontal telescopic oil cylinder and the box tup that is located at horizontal telescopic oil cylinder top, and lower part box formula system for compacting 13 is realized the compacting of obturation bottoms.
Claims (8)
1. Hexastyle supporting type coal mining and filling hydraulic bracket, comprise base (15), preceding back timber (2), be connected the extensible canopy (1) on the preceding back timber (2), be respectively equipped with front column (4) and the central post (5) that is fixed on the base (15) under the preceding back timber (2), be provided with quadric chain (7) between front column (4) and the central post (5), it is characterized in that: the rear portion of back timber (2) is provided with back back timber (3) before described, be hung with filling mining conveyer (14) on the back back timber (3), and be provided with the carriage that can move forward and backward filling mining conveyer (14), the afterbody of back back timber (3) is provided with telescopic rear loading type and protects ejection device (10), the below of back back timber (3) is provided with the rear column (6) that is fixed on the bearing (16), bearing (16) is fixed on the rear portion of base (15), the top of bearing (16) is provided with middle and upper part system for compacting (11), the bottom is provided with box-type system for compacting (13), and the bottom of middle and upper part system for compacting (11) is provided with heightens jack (12).
2. Hexastyle supporting type coal mining and filling hydraulic bracket according to claim 1 is characterized in that: described carriage moves jack (8) and is located at slideway (9) formation under the filling mining conveyer (14) by being fixed on drawing on back back timber (3).
3. Hexastyle supporting type coal mining and filling hydraulic bracket according to claim 2 is characterized in that: described slideway (9) length is 600mm～800mm.
4. Hexastyle supporting type coal mining and filling hydraulic bracket according to claim 1 is characterized in that: described rear loading type protects ejection device (10) and constitutes by passing jack and flexible back timber.
5. Hexastyle supporting type coal mining and filling hydraulic bracket according to claim 1 is characterized in that: described middle and upper part system for compacting (11) is made of telescopic oil cylinder and the squeeze board that is located at the telescopic oil cylinder top.
6. Hexastyle supporting type coal mining and filling hydraulic bracket according to claim 1 or 5, it is characterized in that: the pendulum angle of described middle and upper part system for compacting (11) is 0 °～40 °.
7. Hexastyle supporting type coal mining and filling hydraulic bracket according to claim 1 is characterized in that: described box-type system for compacting (13) is made of horizontal telescopic oil cylinder and tup.
8. solid filling exploitation according to claim 1 is characterized in that from ramming formula filling hydraulic support: the described height of hanging filling mining conveyer (14) the distance back back timber (3) on back back timber (3) is 100mm～200mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202764457U CN201554482U (en) | 2009-12-04 | 2009-12-04 | Hexagonal support type coal mining and filling hydraulic support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202764457U CN201554482U (en) | 2009-12-04 | 2009-12-04 | Hexagonal support type coal mining and filling hydraulic support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201554482U true CN201554482U (en) | 2010-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202764457U Expired - Lifetime CN201554482U (en) | 2009-12-04 | 2009-12-04 | Hexagonal support type coal mining and filling hydraulic support |
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| Country | Link |
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| CN (1) | CN201554482U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102135006A (en) * | 2011-02-18 | 2011-07-27 | 河南理工大学 | Automatic tamper type waste filling hydraulic support |
| CN101725365B (en) * | 2009-12-04 | 2011-12-07 | 中国矿业大学 | Hexastyle supporting type coal mining and filling hydraulic bracket |
| CN102587977A (en) * | 2012-03-30 | 2012-07-18 | 郑州四维机电设备制造有限公司 | Four-column and double-swing-beam type gangue filling hydraulic support |
| CN102748050A (en) * | 2011-04-20 | 2012-10-24 | 郑州四维机电设备制造有限公司 | Supporting and filling integrated six-column hydraulic bracket |
| CN102808637A (en) * | 2011-05-31 | 2012-12-05 | 高九华 | Reverse four-connecting-rod filling hydraulic support with compaction function |
-
2009
- 2009-12-04 CN CN2009202764457U patent/CN201554482U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101725365B (en) * | 2009-12-04 | 2011-12-07 | 中国矿业大学 | Hexastyle supporting type coal mining and filling hydraulic bracket |
| CN102135006A (en) * | 2011-02-18 | 2011-07-27 | 河南理工大学 | Automatic tamper type waste filling hydraulic support |
| CN102748050A (en) * | 2011-04-20 | 2012-10-24 | 郑州四维机电设备制造有限公司 | Supporting and filling integrated six-column hydraulic bracket |
| CN102808637A (en) * | 2011-05-31 | 2012-12-05 | 高九华 | Reverse four-connecting-rod filling hydraulic support with compaction function |
| CN102587977A (en) * | 2012-03-30 | 2012-07-18 | 郑州四维机电设备制造有限公司 | Four-column and double-swing-beam type gangue filling hydraulic support |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100818 Effective date of abandoning: 20091204 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20100818 Effective date of abandoning: 20091204 |