CN102704978A - High fully mechanized filling, mining and screening hydraulic support - Google Patents
High fully mechanized filling, mining and screening hydraulic support Download PDFInfo
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- CN102704978A CN102704978A CN201210220495XA CN201210220495A CN102704978A CN 102704978 A CN102704978 A CN 102704978A CN 201210220495X A CN201210220495X A CN 201210220495XA CN 201210220495 A CN201210220495 A CN 201210220495A CN 102704978 A CN102704978 A CN 102704978A
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- coal
- back timber
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Abstract
The invention discloses a high fully mechanized filling, mining and screening hydraulic support, which comprises a top beam, a front canopy arranged in front of the top beam, upright posts for supporting the top beam and a rear top beam arranged at the tail of the top beam, wherein a filling material conveyer is arranged below the rear top beam; the filling material conveyer is suspended below the rear top beam; a high pushing and pressing device is connected with the rear top beam; a low pushing and pressing device is arranged on a base below the rear top beam; a coal discharge hole is formed between the front beam and the rear top beam; a telescopic jack is connected with the coal discharge hole; a screening device is arranged at the coal discharge hole; the screening device is connected with the front beam and the rear top beam by wedge-shaped chutes; the screening device is provided with a telescopic lateral gangue discharge passage; a scraper conveyer is arranged below the screening device; and a scraper trough is fixed on the base. The hydraulic support can be used for supporting a fully mechanized working face, can realize underground coal discharge, coal dressing, gangue discharge and complete filling of a goaf, is simple in process, and is widely used.
Description
Technical field
The present invention relates to the comprehensive filling mining screening hydraulic support of putting of an a kind of high position, be particularly useful for mine comprehensive mechanization Caving Coal filling coal mining work plane and carry out supporting simultaneously, mine, put the hydraulic support of coal, coal separation and filling.
Technical background
In the recovery process in colliery, often be faced with the ground hillock and pile up the environment pollution that brings, ground coal preparation plant takies a large amount of land areas, and " three times " are pressed a series of problems such as coal.Utilize downhole gangue filling displacement to mine and the down-hole coal preparation technology; Both can on the basis that guarantees above ground structure safety, realize the high-recovery exploitation of deep coal resources, solve again because of spoil ground stacking and ground coal preparation plant and taken up an area of caused a series of social concern.For solving this type problem, China has adopted multiple technologies measure liberation " three times " such as traditional band exploitation, resettlement village, filling mining to press coal, improves coal mining rate.Combine in recent years and adopt the filling technique development rapidly, combine the utilization of adopting the filling hydraulic support and improved the coal winning technology level greatly.But the land area that ground coal preparation plant takies is not resolved yet how simply, fast, efficiently, realize that comprehensive mechanization Caving Coal screening filling mining is an a great problem.Therefore, develop and a kind ofly can safeguard the coal-face space safety at the exploitation work plane, the support of coal separation and goaf filling is one of key of this technology of realization when can realize top coal caving again.
Summary of the invention
Technical problem: the objective of the invention is to overcome the deficiency in the prior art, provide a kind of simple in structure, easy to operate, screening, pack effectiveness height, the high position that the Roof Control ability is strong is combined and is put filling mining screening hydraulic support.
Technical scheme: a high position of the present invention is combined and is put filling mining screening hydraulic support; Comprise back timber, be located at the anterior forestope of back timber, the face guard that links to each other with forestope, supporting top beam have front column, middle standing pillar and quadric chain; The rear column of back timber in back timber and the support during top beam rear end is provided with; The below of middle back timber is provided with and is hung with the casting resin conveyer, is fixed with otic placode on the base plate of middle back timber below, is hinged with pressing device on the otic placode; Between described supporting top beam and middle back timber, be provided with and put device for coal; The both sides of putting device for coal are provided with the check apron that is separately fixed on back timber and the middle back timber, and the rear portion of middle back timber is hinged with the back back timber, and back back timber is provided with the hydraulic pressure pressing device; The described device for coal of putting comprises the coal discharge outlet that is located between back timber and the middle back timber, the coal discharge outlet place be provided with by pushing oil cylinder control put the coal plate, the below of coal discharge outlet is provided with surge bunker; Be provided with buffer board in the surge bunker, the surge bunker below is provided with the screening storehouse, and screening is provided with the bastard coal bolter in the storehouse; The bottom in screening storehouse is provided with coal outlet; The side in screening storehouse is provided with the discharge refuse valve, and discharge refuse valve place is provided with telescopic discharge refuse passage, is provided with waste rock discharge device in the discharge refuse passage.
The hydraulic jack of its folding of control is equipped with on described discharge refuse valve top; Described surge bunker and back timber, middle back timber junction are provided with wedge block; Described discharge refuse passage is telescopic discharge refuse passage.
Beneficial effect: of the present invention combine put the filling coal mining hydraulic support not only can the normal working space of mining of maintenance work face; Can also realize the coal mining of work plane the place ahead; Carry out coal separation when coal is put at the rear portion and, simultaneously obturation is carried out compacting the complete filling in goaf.Major advantage has:
1. because back timber, screening plant, back back timber and high-order pressing device structure are carried roof pressure, control the preceding amount of crushing of filling.
2. be provided with screening plant under the high-order coal discharge outlet, control coal discharge outlet place plate can be realized high-order Caving Coal, puts coal and carries out coal separation simultaneously, and spoil is discharged into the goaf and carries out filling.
3. high-order pressing device end is provided with push plate, cooperates the low level pressing device, realizes coal mining space, goaf and the sold stowing of putting the coal space.
Description of drawings
Fig. 1 is that structure master of the present invention looks sketch map.
Among the figure: 1-back timber; 2-check apron; 3-plate; 4-buffer board; 5-surge bunker; 6-coal discharge outlet; 7-wedge block; 8-filler conveyer; 9-middle back timber; 10-back back timber; 11-upward pressing devices; 12-shovel plate; 13-forestope; 14-face guard; 15-coal-winning machine; 16-anterior drag conveyor; 17-front column; 18-base plate; 19-quadric chain; 20-middle standing pillar; 21-rear portion drag conveyor; 22-rear column; 23-otic placode; 24-coal outlet; 25-screening storehouse; 26-bastard coal bolter; 27-hydraulic jack; 28-discharge refuse passage; 29-waste rock discharge device; 30-discharge refuse passage, 31-following pressing device; 32-down shovel plates.
The specific embodiment:
Below in conjunction with accompanying drawing one embodiment of the present of invention are done further to describe:
As shown in Figure 1, of the present invention combining put the forestope 13 that the filling coal mining hydraulic support comprises back timber 1, is located at back timber 1 front portion, the face guard 14 that links to each other with forestope 13; Supporting top beam 1 has front column 17, middle standing pillar 20 and quadric chain 19, and front column 17 the place aheads are provided with coal-winning machine 15, and the coal-winning machine below is provided with anterior drag conveyor 16; The rear column 22 of back timber 9 in back timber 9 and the support during back timber 1 rear end is provided with; The below of middle back timber 9 is provided with and is hung with casting resin conveyer 8, is fixed with otic placode 23 on the base plate 18 of middle back timber 9 belows, is hinged with down pressing device 31 on the otic placode 23; Following pressing device 31 is made up of pushing oil cylinder and shovel plate; The top of following pressing device 31 is provided with shovel plate 12, is provided with between described supporting top beam 1 and the middle back timber 9 and puts device for coal, and the both sides of putting device for coal are provided with the check apron 2 that is separately fixed on back timber 1 and the middle back timber 9; The rear portion of middle back timber 9 is hinged with back back timber 10; Back back timber 10 is provided with pressing device 11, and last pressing device 11 is made up of pushing oil cylinder and shovel plate, and the top of last pressing device 11 is provided with shovel plate 12; The described device for coal of putting comprises the coal discharge outlet 6 that is located between back timber 1 and the middle back timber 9; Coal discharge outlet 6 places are provided with puts coal plate 3 by pushing oil cylinder control; The below of coal discharge outlet 6 is provided with surge bunker 5; Surge bunker 5 is equipped with wedge block 7 with back timber 1, middle back timber 9 junctions, is beneficial to the stable of surge bunker 5.Be provided with buffer board 4 in the surge bunker 5; Surge bunker 5 belows are provided with screening storehouse 25; Screening is provided with bastard coal bolter 26 in the storehouse 25, and the bottom in screening storehouse 25 is provided with coal outlet 24, and the bottom of coal outlet 24 is provided with rear portion drag conveyor 21; The side in screening storehouse 25 is provided with discharge refuse valve 28, and the hydraulic jack 27 of its folding of control is equipped with on the top of discharge refuse valve 28; Discharge refuse valve 28 exits are provided with telescopic discharge refuse passage 30, and waste rock discharge device 29 in the discharge refuse passage 30 is so that spoil is discharged the thumb wheel formation that described waste rock discharge device 29 comprises motor, links to each other with motor output shaft smoothly.
When putting coal, will put device for coal and be installed on the coal-caving supporter, open the plate 3 at coal discharge outlet 6 places; Can realize high-order Caving Coal; Put coal and screen simultaneously, the discharge refuse valve 28 in the control screening storehouse 25 carries out discharge refuse, and spoil is disposed to the goaf through discharge refuse passage 30 and carries out filling.Push plate on the pressing device cooperates the pushing spoil up and down, realizes coal mining space, goaf and the sold stowing of putting the coal space.
Claims (4)
1. a high position is combined and is put filling mining screening hydraulic support; Comprise back timber (1), be located at the anterior forestope (13) of back timber (1); The face guard (14) that links to each other with forestope (13); Supporting top beam (1) has front column (17), middle standing pillar (20) and quadric chain (19), and back timber (1) rear end is provided with the rear column (22) of back timber (9) in middle back timber (9) and the support, and the below of middle back timber (9) is hung with filler conveyer (8); Be fixed with otic placode (23) on the base plate (18) of middle back timber (9) below; Be hinged with pressing device (11) on the otic placode (23), it is characterized in that: between described supporting top beam (1) and middle back timber (9), be provided with and put device for coal, the both sides of putting device for coal are provided with the check apron (2) that is separately fixed on back timber (1) and the middle back timber (9); The rear portion of middle back timber (9) is hinged with back back timber (10), and back back timber (10) is provided with hydraulic pressure pressing device (11); The described device for coal of putting comprises the coal discharge outlet (6) that is located between back timber (1) and the middle back timber (9); Coal discharge outlet (6) locate to be provided with by the control of pushing oil cylinder put coal plate (3), the below of coal discharge outlet (6) is provided with surge bunker (5), is provided with buffer board (4) in the surge bunker (5); Surge bunker (5) below is provided with screening storehouse (25); Be provided with bastard coal bolter (26) in the screening storehouse (25), the bottom in screening storehouse (25) is provided with coal outlet (24), and the side in screening storehouse (25) is provided with discharge refuse valve (28); Discharge refuse valve (28) locates to be provided with discharge refuse passage (30), is provided with waste rock discharge device (29) in the discharge refuse passage (30).
2. according to claim 1 combining put the filling coal mining hydraulic support, it is characterized in that: the hydraulic jack (27) of its folding of control is equipped with on described discharge refuse valve (28) top.
3. according to claim 1 combining put the filling coal mining hydraulic support, it is characterized in that: described surge bunker (5) is provided with wedge block (7) with back timber (1), middle back timber (9) junction.
4. according to claim 1 combining put the filling coal mining hydraulic support, and it is characterized in that: described discharge refuse passage (30) is telescopic discharge refuse passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210220495.XA CN102704978B (en) | 2012-06-29 | 2012-06-29 | High fully mechanized filling, mining and screening hydraulic support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210220495.XA CN102704978B (en) | 2012-06-29 | 2012-06-29 | High fully mechanized filling, mining and screening hydraulic support |
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| Publication Number | Publication Date |
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| CN102704978A true CN102704978A (en) | 2012-10-03 |
| CN102704978B CN102704978B (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210220495.XA Active CN102704978B (en) | 2012-06-29 | 2012-06-29 | High fully mechanized filling, mining and screening hydraulic support |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103291304A (en) * | 2013-06-28 | 2013-09-11 | 中国矿业大学 | Recovery method of super mining height top coal on fully mechanized coal mining face |
| CN109944624A (en) * | 2019-05-05 | 2019-06-28 | 陕西蓝山重工科技有限公司 | Coal mine solid waste fills hydraulic support |
| CN112127929A (en) * | 2020-09-20 | 2020-12-25 | 内蒙古福城矿业有限公司 | Device for recovering top coal from fully mechanized caving mining of thick coal seam containing gangue under close-range goaf |
| CN114233359A (en) * | 2022-01-24 | 2022-03-25 | 中煤能源研究院有限责任公司 | Caving type gangue filling hydraulic support and filling method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2600116B1 (en) * | 1986-06-13 | 1988-07-08 | Charbonnages De France | MECHANIZED SUPPORT STACK FOR PNEUMATICALLY FILLED SIZES |
| CN2203359Y (en) * | 1994-09-13 | 1995-07-12 | 郑州煤矿机械厂 | High-level caving coal hydraulic prop |
| CN1908375A (en) * | 2005-08-05 | 2007-02-07 | 于海湧 | Automatic controlled coal-putting comprehensive sampling hydraulic support |
| CN201902223U (en) * | 2011-03-29 | 2011-07-20 | 高九华 | Hydraulic swing link type top caving coal hydraulic support |
| CN202250136U (en) * | 2011-10-13 | 2012-05-30 | 兖州煤业股份有限公司 | Low-position top coal-caving hydraulic bracket |
-
2012
- 2012-06-29 CN CN201210220495.XA patent/CN102704978B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2600116B1 (en) * | 1986-06-13 | 1988-07-08 | Charbonnages De France | MECHANIZED SUPPORT STACK FOR PNEUMATICALLY FILLED SIZES |
| CN2203359Y (en) * | 1994-09-13 | 1995-07-12 | 郑州煤矿机械厂 | High-level caving coal hydraulic prop |
| CN1908375A (en) * | 2005-08-05 | 2007-02-07 | 于海湧 | Automatic controlled coal-putting comprehensive sampling hydraulic support |
| CN201902223U (en) * | 2011-03-29 | 2011-07-20 | 高九华 | Hydraulic swing link type top caving coal hydraulic support |
| CN202250136U (en) * | 2011-10-13 | 2012-05-30 | 兖州煤业股份有限公司 | Low-position top coal-caving hydraulic bracket |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103291304A (en) * | 2013-06-28 | 2013-09-11 | 中国矿业大学 | Recovery method of super mining height top coal on fully mechanized coal mining face |
| CN109944624A (en) * | 2019-05-05 | 2019-06-28 | 陕西蓝山重工科技有限公司 | Coal mine solid waste fills hydraulic support |
| CN112127929A (en) * | 2020-09-20 | 2020-12-25 | 内蒙古福城矿业有限公司 | Device for recovering top coal from fully mechanized caving mining of thick coal seam containing gangue under close-range goaf |
| CN112127929B (en) * | 2020-09-20 | 2022-05-13 | 内蒙古福城矿业有限公司 | Device for recovering top coal in fully-mechanized caving mining of thick coal seam containing gangue in close-range goaf and implementation method thereof |
| CN114233359A (en) * | 2022-01-24 | 2022-03-25 | 中煤能源研究院有限责任公司 | Caving type gangue filling hydraulic support and filling method |
| CN114233359B (en) * | 2022-01-24 | 2024-03-01 | 中煤能源研究院有限责任公司 | Roof-caving type gangue filling hydraulic support and filling method |
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| Publication number | Publication date |
|---|---|
| CN102704978B (en) | 2014-12-10 |
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