Coal-based solid waste transport and filling integrated machine mining system and method

Patent metadata

Field	Value
Publication number	US-12467362-B2
Application number	US-202318227411-A
Country	US
Kind code	B2
Filing date	Jul 28, 2023
Priority date	Jan 14, 2022
Publication date	Nov 11, 2025
Grant date	Nov 11, 2025

Abstract

The present invention provides a coal-based solid waste transport and filling integrated machine mining system, comprising a filling hydraulic support (6) and a coal winning machine (7), said filling hydraulic support (6) comprises a hydraulic top plate and a base (601), said hydraulic top plate comprises a hinged front top beam (602) and a rear top beam (603), with a front probe beam (604) attached to front end of said front top beam (602) and a telescopic slide rod (1) connected to rear end of said rear top beam (603), a double transport and single filling non-stop equipment is fixed on the telescopic slide rod (1). The apparatus and method of the present invention weaken the impact of groundwater pollution on mine production and mine ecology, bring good economic and environmental benefits to the mine and promoting safe and green coal mining.

First claim

What is claimed is:

1 . A coal-based solid waste transport and filling integrated machine mining system, comprising a filling hydraulic support ( 6 ) and a coal winning machine ( 7 ), wherein:
said filling hydraulic support ( 6 ) comprises a hydraulic top plate and a base ( 601 ), said hydraulic top plate comprises a hinged front top beam ( 602 ) and a rear top beam ( 603 ), with a front probe beam ( 604 ) attached to a front end of said front top beam ( 602 ) and a telescopic slide rod ( 1 ) connected to a rear end of said rear top beam ( 603 ), and a double transport and single filling non-stop equipment is fixed on the telescopic slide rod ( 1 ); said front top beam ( 602 ) is connected to said base ( 601 ) through a front column ( 605 ) and a balance jack ( 606 ), and said rear top beam ( 603 ) is connected to said base ( 601 ) through an auxiliary column ( 607 ); and at a front end of said base ( 601 ) said coal winning machine ( 7 ) is connected by means of a scraper conveyor ( 8 ) and at a rear end of said base ( 601 ) an aggregate compression system is connected; said double transport and single filling non-stop equipment includes two transport and filling equipment ( 2 ) with a symmetrical structure, each said transport and filling equipment ( 2 ) includes a top plate ( 202 ) and a bottom plate ( 203 ) connected by a rectangular baffle ( 201 ), an upper end of said rectangular baffle ( 201 ) is movably connected to one side of said top plate ( 202 ), and a lower end of said rectangular baffle ( 201 ) is fixedly connected to one side of said bottom plate ( 203 ), and a transport belt ( 204 ) is sheathed on said bottom plate ( 203 ); inside said top plate ( 202 ), a steel rope shaft ( 206 ) for winding a steel rope ( 205 ) is arranged on a side opposite to said rectangular baffle ( 201 ), one end of said steel rope ( 205 ) is fixed to one end of said steel rope shaft ( 206 ) and the other end of said steel rope ( 205 ) passes through said top plate ( 202 ) and is connected to an upper end of an inclined baffle ( 207 ), a lower end of said inclined baffle ( 207 ) is movably connected to said bottom plate ( 203 ), a spring ( 208 ) is sheathed on said steel rope ( 205 ) between said inclined baffle ( 207 ) and said top plate ( 202 ), an upper part of said inclined baffle ( 207 ) is inclined to outside of each said transport and filling equipment ( 2 ), and said steel rope shaft ( 206 ) is connected to a control unit.

2 . The coal-based solid waste transport and filling integrated machine mining system according to claim 1 , characterized in that a side provided with said inclined baffle ( 207 ) is an opening side, and the opening sides of the two said transport and filling equipment ( 2 ) are oppositely arranged, and a weight of the upper end of said inclined baffle ( 207 ) is greater than a weight of the lower end of said inclined baffle ( 207 ).

3 . The coal-based solid waste transport and filling integrated machine mining system according to claim 2 , characterized in that when said bottom plate ( 203 ) is in a horizontal state, said spring ( 208 ) is in a fully compressed state, at which time a height of said spring ( 208 ) is 100 mm, a length of said inclined baffle ( 207 ) in an inclined direction is 412 mm, a vertical distance from a top of said inclined baffle ( 207 ) to said bottom plate ( 203 ) is 400 mm and a distance between a bottom of said inclined baffle ( 207 ) and an outer end of said bottom plate ( 203 ) is 100 mm.

4 . The coal-based solid waste transport and filling integrated machine mining system according to claim 3 , characterized in that a height of said rectangular baffle ( 201 ) is 500 mm, a horizontal distance between a steel rope fixing point ( 209 ) on said steel rope shaft ( 206 ) and a penetration point of said steel rope ( 205 ) on said top plate ( 202 ) is 300 mm, and said inclined baffle ( 207 ), said top plate ( 202 ), said bottom plate ( 203 ) and said rectangular baffle ( 201 ) have a length of 1.65 to 2.25 m along a direction of a coal winning face.

5 . The coal-based solid waste transport and filling integrated machine mining system according to claim 4 , characterized in that the two said transport and filling equipment ( 2 ) are transport and filling equipment A and transport and filling equipment B, said double transport and single filling non-stop equipment is connected to the material transport system, said material transport system comprises a filling belt ( 3 ), a storage transit system ( 4 ) and a filling system ( 5 ) connected in sequence, said filling belt ( 3 ) is connected to an above-ground batching silo and said filling system ( 5 ) is connected to said transport and filling equipment A or said transport and filling equipment B, and said filling system ( 5 ) comprises a first roller ( 501 ), a second roller ( 502 ), a third roller ( 503 ), a fourth roller ( 504 ) and a fifth roller ( 505 );
wherein along an outward direction from a working face along a roadway, said transport and filling equipment A is located downstream of said transport and filling equipment B, an upper left corner of said transport and filling equipment B is a coordinate origin 0, along the outward direction from the working face along the roadway rightward is an x-axis, and a vertical upward direction is a y-axis; said transport and filling equipment A and said transport and filling equipment B have a width of 500 mm and an interval of 100 mm, said first roller ( 501 ) has coordinates (1000 mm, 500 mm), said second roller ( 502 ) has coordinates (1000 mm, 100 mm) and said third roller ( 503 ) has coordinates (10 m to 50 m, −1 m to −2 m); wherein when said transport and filling equipment B is operating, said fourth roller ( 504 ) has coordinates (300 mm, 500 mm) and said fifth roller ( 505 ) has coordinates (1050 m, 300 mm), when said transport and filling equipment A is operating, said fourth roller ( 504 ) has coordinates (900 mm, 400 mm) and said fifth roller ( 505 ) has coordinates (1550 mm, 200 mm).

6 . The coal-based solid waste transport and filling integrated machine mining system according to claim 5 , characterized in that
said aggregate compression system comprises: a support base rod ( 608 ), wherein one end of the support base rod ( 608 ) is connected to rear end of said base ( 601 ), and the other end of the support base rod ( 608 ) is connected to bottom of a compression plate ( 609 ); a support diagonal rod ( 610 ), wherein one end of the support diagonal rod ( 610 ) is connected to said base ( 601 ), the other end of the support diagonal rod ( 610 ) is connected to upper part of said compression plate ( 609 ), a displacement sensor ( 618 ), an angle sensor ( 611 ) and a pressure sensor ( 612 ) are arranged on the support diagonal rod ( 610 ), and a gangue baffle ( 613 ) is arranged at a lower part of said support diagonal rod ( 610 ); and a support top rod ( 614 ), wherein both ends of the support top rod ( 614 ) are respectively connected to said rear top beam ( 603 ) and said support diagonal rod ( 610 ); wherein said support base rod ( 608 ), said support diagonal rod ( 610 ) and said support top rod ( 614 ) are all hydraulic rods; wherein said compression plate ( 609 ) comprises an upper slide plate ( 615 ) and a lower baffle ( 616 ), said upper slide plate ( 615 ) is connected to said support diagonal rod ( 610 ), both sides of a plate body of said lower baffle ( 616 ) are curled inwardly to form a slideway, and both sides of the upper slide plate ( 615 ) have protrusions which slide freely within said slideway.

Assignees

• Univ Anhui Sci & Technology

Inventors

• Feng Feisheng
• Wang Min
• Zhang Jiqiang
• Zhang Tong
• Tu Qingyi
• Chen Qisheng

Classifications

• E21D23/06

  Special mine caps or special tops of pit-props for permitting step-by-step movement · CPC title

• E21C41/18

  for brown or hard coal · CPC title

• E21D23/03

  having protective means, e.g. shields, for preventing or impeding entry of loose material into the working space or support · CPC title

• E21D23/04 Primary

  Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor (E21D23/14 takes precedence) · CPC title

• E21F15/06

  Filling-up mechanically · CPC title