Side-mounted twin-roll opencast stope ruins
Technical field
The utility model relates to a kind of cut conveying mechanism of coal-winning machine, is specifically related to a kind of side-mounted twin-roll opencast stope ruins.
Background technology
Traditional Opencut coal mine mining technique is perforated blasting, monobucket excavates, and forklift entrucking is transported, and the coal of extraction also needs broken screening, the links such as Secondary Transport.Its production efficiency is low, labour intensity is large, cost of ton coal is high.Greatly limit the development of coal mining industry.Therefore, the generally pursuit that coal-winning machine becomes the industry is developed.
Based on the demand, those skilled in the art have developed various coal-winning machine, roll-turning machine (number of patent application is 201310420794.2) of excavating continuously is exactly wherein a kind of, this roll-turning machine of excavating continuously is front side cutting mechanism being arranged on vehicle frame, the colliery extraction of excavating down side will be positioned at by cutting mechanism,, owing to not being controlled effectively, being optionally scattered on the ground in the colliery of institute's extraction, can only be collected the coal of extraction by star wheel type loader mechanism.Because the colliery of extraction is not well controlled, usually splash everywhere when landing, cause star wheel type loader mechanism to be difficult to be collected fully, need to configure other manpowers and carry out assisted collection, cause this roll-turning practical effect of excavating machine not continuously to be very good.
Therefore, development of new opencast stope ruins, provides a kind of and can realize continuous cutting, conveying reprinting open coal mine coal excavation apparatus that is supporting, high-efficiency mining is imperative.
Utility model content
In order to overcome the deficiencies in the prior art, the utility model provides a kind of side-mounted twin-roll opencast stope ruins, it can be exploited the coal seam of open coal mine continuously, efficiently, granularity and the block rate of extraction coal meet Coal Chemical Industry coal and coal for power generation, can remove the intermediate link such as explosion, fragmentation from, be a kind of safety, efficiently open coal mine continuous miner.
The technical scheme in the invention for solving the technical problem is: a kind of side-mounted twin-roll opencast stope ruins, comprises crawler type walking mechanism, mainframe, operating room, hydraulic system, electrical system, spiral roller cutting mechanism, drag conveyor and leather belt reshipment machine.
Crawler type walking mechanism is arranged on the downside of mainframe; Operating room, hydraulic system and electrical system are arranged on the upside of mainframe; Spiral roller cutting mechanism is arranged on the left of mainframe; Leather belt reshipment machine is arranged on the right side of mainframe.
Described spiral roller cutting mechanism has two, spiral roller cutting mechanism and rear screw formula cylinder cutting mechanism namely; Described front spiral roller cutting mechanism is arranged on front end on the left of mainframe, and described rear screw formula cylinder cutting mechanism is arranged on rear end on the left of mainframe.
Described drag conveyor has three, i.e. front scrapping plate conveyer, middle drag conveyor and rear drag conveyor; Described front scrapping plate conveyer is arranged on front end on the left of mainframe, so that the mineral aggregate that before accepting, spiral roller cutting mechanism cut gets off; Described rear drag conveyor is arranged on rear end on the left of mainframe, to accept the mineral aggregate that rear screw formula cylinder cutting mechanism cut gets off; Described middle drag conveyor is horizontally installed on the middle part of mainframe, to carry the mineral aggregate of coming to flow to the leather belt reshipment machine on the right side of mainframe from the left side of mainframe forward and backward drag conveyor.
Further, described spiral roller cutting mechanism comprises spiral cutting drum, slide, rocking arm, reducer, motor, fine setting hydraulic cylinder and rocking arm hydraulic cylinder; Spiral cutting drum comprises carbide alloy pick, helical blade and barrel, and helical blade spiral is arranged on barrel outer wall, and carbide alloy pick interval is arranged on helical blade; Rocking arm has a longitudinal chute, and slide and fine setting hydraulic cylinder are arranged in longitudinal chute; Fine setting one end of hydraulic cylinder and rocking arm hinged, its other end and slide hinged, to drive slide to vertically move along chute; Spiral cutting drum is arranged on the front end of slide, and motor drives the running of spiral cutting drum through reducer; The rear end of rocking arm also has the first hinged seat and the second hinged seat, and wherein the first hinged seat is hinged on mainframe, and one end of the second hinged seat and rocking arm hydraulic cylinder is hinged, and the other end of rocking arm hydraulic cylinder is hinged on mainframe, to drive rocking arm to swing.
Further, described forward and backward drag conveyor has a horizontal segment and a tilting section, and described horizontal segment is positioned at below spiral cutting drum and on the position on ground, described tilting section is arranged on mainframe.
Further, described middle drag conveyor is obliquely installed, and namely its left end is lower, and its right-hand member is higher.
Further, described operating room has two, i.e. front operating room and rear operating room, and described forward and backward operating room is relatively arranged on the upside front and rear of mainframe.
Further, described hydraulic system is load-sensitive formula hydraulic system, and described load-sensitive formula hydraulic system is arranged on the upper forequarter of mainframe.
Further, described electrical system is arranged on the rear portion, upside of mainframe.
Further, described electrical system comprises low-voltage power distributing cabinet, transformer and high-tension switch cabinet.
Further, described leather belt reshipment machine also comprises single-revolution elevating mechanism, and described slewing lifting mechanism is arranged on the right side of mainframe.
Further, described mainframe is arranged on the tie-beam of crawler type walking mechanism, and is releasable connection.
The beneficial effects of the utility model are: this coal-winning machine collection cut, fragmentation, load and transport, be reproduced in one, and the granularity of extraction coal is less moderate and evenly, can remove perforated blasting, second-time breakage and Secondary Transport from, reduces cost of ton coal, energy-conserving and environment-protective etc.Because two cutting drum is mounted in machine side surface, can the reciprocal cut operation along coal wall, improve production efficiency, realize real serialization coal mining production operation.
In addition, spiral roller cutting mechanism in this coal-winning machine can not only colliery quickly and efficiently in cut open coal mine field, the mineral aggregate simultaneously got off by cut rapidly by helical blade pushes on drag conveyor, be convenient to quick collection and the conveying of drag conveyor, have reliable, the plurality of advantages such as operating efficiency is high.And, owing to being provided with fine setting hydraulic cylinder, can in the course of the work, the suitably station of screw cutting drum, ensures that spiral cutting drum can carry out cut operation on best station.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of side-mounted twin-roll opencast stope ruins.
Fig. 2 is the plan structure schematic diagram of side-mounted twin-roll opencast stope ruins.
Fig. 3 is along the structural representation that A-A sight line is analysed and observe in Fig. 2.
Fig. 4 is the main TV structure schematic diagram of spiral roller cutting mechanism.
Fig. 5 is the plan structure schematic diagram of spiral roller cutting mechanism.
Label declaration: operating room 27-slewing lifting mechanism after operating room 26-before 20-crawler type walking mechanism 21-hydraulic system 22-electrical system 24-tie-beam 25-.
Drag conveyor 19-leather belt reshipment machine after the middle drag conveyor 18-of spiral roller cutting mechanism 15-rear screw formula cylinder cutting mechanism 16-front scrapping plate conveyer 17-before 1-spiral cutting drum 2-slide 3-Rocker arm 4-reducer 5-motor 6-fine setting hydraulic cylinder 7-rocking arm hydraulic cylinder 8-carbide alloy pick 9-helical blade 10-barrel 11-first hinged seat 12-second hinged seat 13-mainframe 14-.
Detailed description of the invention
In order to make above-mentioned technology contents of the present utility model and construction features can more easily understand by persons skilled in the art, below in conjunction with accompanying drawing and technical essential to the application's further instruction.
As shown in Figures 1 to 5, side-mounted twin-roll opencast stope ruins of the present utility model comprises crawler type walking mechanism 20, mainframe 13, operating room, hydraulic system 21, electrical system 22, spiral roller cutting mechanism, drag conveyor and leather belt reshipment machine 19.
As shown in Figure 1 to Figure 3, crawler type walking mechanism 20 is arranged on the downside of mainframe 13.Described mainframe 13 is arranged on the tie-beam 24 of crawler type walking mechanism 20, and is releasable connection.
Crawler type walking mechanism of the present utility model is made up of crawler belt, thrust wheel, travel driving unit and crawler belt support body, travel driving unit is the hydraulic motor speed-changing driving device that hydraulic motor and mechanical reducer form, automatically the size of the speed of travel is controlled by the change of cutting resistance in coal mining process, to drive the operation of complete machine, complete coal mining production operation task.Crawler type walking mechanism is connected with the support body of mainframe, and is detachable connection.
As shown in Figure 1 to Figure 3, operating room, hydraulic system 21 and electrical system 22 are arranged on the upside of mainframe 13.Described operating room has two, i.e. front operating room 25 and rear operating room 26, and described forward and backward operating room is relatively arranged on the upside front and rear of mainframe.Described hydraulic system 21 is load-sensitive formula hydraulic system, and described load-sensitive formula hydraulic system is arranged on the upper forequarter of mainframe.Described electrical system 22 is arranged on the rear portion, upside of mainframe.Described electrical system comprises low-voltage power distributing cabinet, transformer and high-tension switch cabinet.
Hydraulic system of the present utility model is arranged on the left side of mainframe, the low-voltage power distributing cabinet of electrical system, transformer and high-tension switch cabinet are installed in the right side of mainframe, this coal-winning machine provides power supply by mine high-voltage fence, high-tension switch cabinet is airborne high-voltage electric switch, controls the break-make of high voltage source; Transformer is used for changing high-tension electricity into low tension, for the electric equipment on machine.
As shown in Figure 1 to Figure 3, leather belt reshipment machine 19 is arranged on the right side of mainframe 13.Described leather belt reshipment machine 19 also comprises single-revolution elevating mechanism 27, and described slewing lifting mechanism 27 is arranged on the right side of mainframe.
Leather belt reshipment machine of the present utility model and slewing lifting mechanism and mainframe stud connection, can make the angle of leather belt reshipment machine horizontal rotation ± 70 ° by the angling cylinder of slewing lifting mechanism; Leather belt reshipment machine delivery end can be made to be raised up to apart from about 6 meters, ground by hoist cylinder high, with the needs of the loading height or field ground belt conveyor orientation that adapt to different haulage vehicles.
As shown in Figure 1 to Figure 3, described spiral roller cutting mechanism has two, spiral roller cutting mechanism 14 and rear screw formula cylinder cutting mechanism 15 namely; Described front spiral roller cutting mechanism 14 is arranged on front end on the left of mainframe 13, and described rear screw formula cylinder cutting mechanism 15 is arranged on rear end on the left of mainframe 13.
As shown in Figure 1 to Figure 3, described drag conveyor has three, i.e. front scrapping plate conveyer 16, middle drag conveyor 17 and rear drag conveyor 18; Described front scrapping plate conveyer 16 is arranged on front end on the left of mainframe 13, so that the mineral aggregate that before accepting, spiral roller cutting mechanism 14 cut gets off; Described rear drag conveyor 18 is arranged on rear end on the left of mainframe 13, to accept the mineral aggregate that rear screw formula cylinder cutting mechanism 15 cut gets off; Described middle drag conveyor 17 is horizontally installed on the middle part of mainframe 13, to be carried by forward and backward drag conveyor the mineral aggregate of coming from the leather belt reshipment machine 19 on the right side of the left side of mainframe flows to mainframe 13.
As shown in Figure 3, described forward and backward drag conveyor has a horizontal segment and a tilting section, and described horizontal segment is positioned at below spiral cutting drum and on the position on ground, described tilting section is arranged on mainframe 13.
As shown in Figure 1, middle drag conveyor is obliquely installed, and namely its left end is lower, and its right-hand member is higher.
As shown in Figure 4 and Figure 5, the spiral roller cutting mechanism in the utility model comprises spiral cutting drum 1, slide 2, rocking arm 3, reducer 4, motor 5, fine setting hydraulic cylinder 6 and rocking arm hydraulic cylinder 7.
As shown in Figure 4 and Figure 5, spiral cutting drum 1 comprises carbide alloy pick 8, helical blade 9 and barrel 10, and helical blade 9 spiral is arranged on barrel 10 outer wall, and carbide alloy pick 8 interval is arranged on helical blade 9.
As shown in Figure 4 and Figure 5, rocking arm 3 has a longitudinal chute, and slide 2 and fine setting hydraulic cylinder 6 are arranged in longitudinal chute.Described spiral cutting drum 1, reducer 4 and motor 5 are installed on slide 2.Described reducer 4 is multi-stage speed reducer.
As shown in Figure 4 and Figure 5, fine setting one end of hydraulic cylinder 6 and rocking arm 3 hinged, its other end and slide 2 hinged, to drive slide 2 to vertically move along chute.
As shown in Figure 4 and Figure 5, spiral cutting drum 1 is arranged on the front end of slide 2, and motor 5 drives spiral cutting drum 1 to operate through reducer 4.
As shown in Figure 4 and Figure 5; the rear end of rocking arm 3 also has the first hinged seat 11 and the second hinged seat 12; wherein: the first hinged seat 11 is hinged on mainframe 13; the second hinged seat 12 is hinged with one end of rocking arm hydraulic cylinder 7; other end of rocking arm hydraulic cylinder 7 is hinged on mainframe 13, to drive rocking arm to swing.
The course of work of the utility model coal-winning machine is: during coal-winning machine operation, the diameter sum of coal seam thickness≤two cutting drum of cut, the width of the cut degree of depth≤cutting drum, because cutting mechanism is placed in the side of coal-winning machine, coal-winning machine is advanced along work plane, walk while cut, the coal that cut gets off is pushed on the drag conveyor below cutting mechanism by the helical blade of cutting drum, and by middle drag conveyor, be unloaded on leather belt reshipment machine, the coal of extraction is entrucked and carried away by leather belt reshipment machine.Coal-winning machine can be mined by bidirectional reciprocating continuously, returns one way and mines, thus improve production efficiency without the need to idle running.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model manual and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, include in scope of patent protection of the present utility model.