CN103089258A - Full hydraulic drilling type coal mining machine for thin coal seam with large mining width - Google Patents
Full hydraulic drilling type coal mining machine for thin coal seam with large mining width Download PDFInfo
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- CN103089258A CN103089258A CN2013100269386A CN201310026938A CN103089258A CN 103089258 A CN103089258 A CN 103089258A CN 2013100269386 A CN2013100269386 A CN 2013100269386A CN 201310026938 A CN201310026938 A CN 201310026938A CN 103089258 A CN103089258 A CN 103089258A
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Abstract
The invention discloses a full hydraulic drilling type coal mining machine for a thin coal seam with large mining width. The full hydraulic drilling type coal mining machine comprises an electronic control assembly, a hydraulic assembly, a host machine, a drilling tool assembly and a ventilating device, wherein a left hydraulic motor, a middle hydraulic motor and a right hydraulic motor are arranged at the tail end of a rack of the host machine in parallel; the drilling tool assembly comprises a left gear box, a middle gear box and a right gear box, which are arranged at the front end of the rack in parallel; two output shafts are respectively arranged on the left gear box and the right gear box; an output shaft is arranged on the middle gear box; the input shafts of the left gear box, the middle gear box and the right gear box are respectively connected with the output shafts of the left hydraulic motor, the middle hydraulic motor and the right hydraulic motor through a left-hand drill rod, a middle drill rod and a right-hand drill rod; and the ventilating device comprises an air inlet barrel and an air return barrel. The machine solves the defects of the existing drilling type coal mining machine that the mining width is limited, the drilling is easily blocked and gas and coal dust are easily gathered rapidly.
Description
Technical field
The present invention relates to coal-cutting machinery, especially a kind of be applicable to thin and ultra-thin coal seam unmanned coal face mining adopt greatly wide girdle full-hydraulic drill type coal mining machine.
Background technology
At present thinly mainly be divided into three kinds from the coal-mining method of ultra-thin coal seam according to the different of coal excavation apparatus: ploughing method, flitting coal-mining method and brill formula coal-winning machine coal-mining method.The ploughing method mainly is fit to thickness at 0.9～1.5m, and geological structure is simple, the coal seam that roof and floor is comparatively stable.Thin and the ultra-thin coal seam complex geologic conditions due to China, thereby the method is not effectively promoted in China.Flitting coal-mining method coal mining efficient is higher, to the strong adaptability in coal seam.But supporting the proposed high requirement of the method to coal excavation apparatus size, reliability and equipment room, and can't effectively exploit ultra-thin coal seam.Simultaneously, the equipment investment cost that the method is larger makes it in the abundant more difficult popularization of small-size coal mine of numerous girdles.and traditional brill formula coal-winning machine is mainly taked single drill bit, the arrangement of three drill bits or four drill bits, because adopting of once creeping into is wide limited, therefore traditional brill formula coal-winning machine ubiquity the low problem of production efficiency, and the draft type of single air intake of taking, there is easily anxious poly-potential safety hazard of gas and coal dust, caused traditional brill formula coal-winning machine can only be applicable in the non fiery mine well, and the four-drill machine is owing to only having two drilling rods to produce coal, intermediate arrangement be the air duct of two air intakes, can't realize transporting the function of coal, easily block up and bore, and the rate of extraction is low, greatly restrict its range of application.
Summary of the invention
Goal of the invention: the purpose of this invention is to provide a kind of wide girdle full-hydraulic drill type coal mining machine of adopting greatly, existing brill formula coal-winning machine is ubiquitous adopts wide limited, the easy easy anxious poly-shortcoming of stifled brill, gas and coal dust to overcome.
In order to solve the problems of the technologies described above, the present invention has adopted following technical scheme:
A kind ofly adopt greatly wide girdle full-hydraulic drill type coal mining machine, comprise Electronic Control Assembly, hydraulic pressure assembly, main frame, drilling tool assembly and ventilation installation, wherein,
Described main frame comprises frame, be arranged side by side left hydraulic motor, middle hydraulic motor and right hydraulic motor at the frame tail end, described left hydraulic motor, middle hydraulic motor and the power intake of hydraulic motor of being connected all connect the clutch end of hydraulic pressure assembly, and the signal input part of hydraulic pressure assembly connects the signal output part of Electronic Control Assembly;
Described drilling tool assembly comprises left gear transmission case, middle gear transmission case and the right gear transmission case that is arranged side by side at the frame front end, be respectively equipped with two output shafts on described left gear transmission case and right gear transmission case, described middle gear transmission case is provided with an output shaft, be equipped with drill bit on each output shaft, left gear transmission case, middle gear transmission case and right gear transmission case are connected power shaft and are connected respectively the output shaft of left hydraulic motor, middle hydraulic motor and right hydraulic motor by left-handed drilling rod, intermediate drill and dextrorotation drilling rod;
Described ventilation installation comprises air intake air duct and return air air duct, and described air intake air duct is arranged between intermediate drill and dextrorotation drilling rod, and described return air air duct is arranged between left-handed drilling rod and intermediate drill.
In the present invention, further, the switched in opposite of described left hydraulic motor output shaft and right hydraulic motor output shaft.
In the present invention, further, described frame comprises left frame, left side frame, middle frame and bogie, and the both sides of described middle frame are bolted respectively left frame and left side frame, and described bogie connects middle frame by the axis of guide; Described left hydraulic motor, middle hydraulic motor and right hydraulic motor are fixed on bogie.
Beneficial effect: (1) the invention solves the deficiency of traditional brill formula coal-winning machine, adopts greatly wide girdle full-hydraulic drill type coal mining machine by once creeping into the mode of 5 drill bits, and increase is adopted wide, has reduced coal column, improves production efficiency and the rate of extraction of brill formula coal-winning machine; (2) adopt three auger stem layouts alternate with ventilator, improved defeated coal effect, by the structure of advancing, the return air cylinder is independently arranged, can adopt the exhaust ventilation mode, make brill formula coal-winning machine in drilling process, the existing air intake of coal-face, return air is arranged again, and the urgency of having eliminated gas and coal dust is poly-; (3) it is wider that the present invention bores the scope of application of formula coal-winning machine, also applicable to the colliery Protective Coal Seam, reserve the exploitation of coal column, corner coal etc.
Description of drawings
Fig. 1 is the structural representation of adopting greatly wide girdle full-hydraulic drill type coal mining machine;
Fig. 2 is the drilling tool assembly front view of adopting greatly wide girdle full-hydraulic drill type coal mining machine;
Fig. 3 is the drilling tool assembly lateral view of adopting greatly wide girdle full-hydraulic drill type coal mining machine.
The specific embodiment:
Below in conjunction with accompanying drawing, the present invention is done further and explain.
As shown in Figures 1 to 3, of the present inventionly adopt greatly wide girdle full-hydraulic drill type coal mining machine and comprise Electronic Control Assembly 1, hydraulic pressure assembly 2, main frame 3, drilling tool assembly 4 and ventilation installation 5.
Drilling tool assembly 4 comprises left gear transmission case 44, middle gear transmission case 45 and the right gear transmission case 46 that is arranged side by side at the frame front end.Be respectively equipped with two output shafts on left gear transmission case 44 and right gear transmission case 46, middle gear transmission case 45 is provided with an output shaft, be equipped with drill bit 47 on each output shaft, the power shaft that left gear transmission case 44, middle gear transmission case 45 and right gear transmission case are connected is connected by left-handed drilling rod 41, intermediate drill 42 and dextrorotation drilling rod the output shaft that connects left hydraulic motor 36, middle hydraulic motor 37 and right hydraulic motor 38 respectively.Due to according to right-hand man's law, when the left hydraulic motor 36 that drives left-handed drilling rod 41 only turns clockwise, the coal cinder that drilling could be got off spins out, when the right hydraulic motor 38 that in like manner drives dextrorotation drilling rod 43 only is rotated counterclockwise, the coal cinder that drilling could be got off spins out, so the switched in opposite of left hydraulic motor 36 output shafts and right hydraulic motor 38 output shafts.Brill formula coal-winning machine of the present invention adopts the mode of once creeping into 5 drill bits, and increase is adopted wide, has reduced coal column, improves production efficiency and the rate of extraction of brill formula coal-winning machine.
Ventilation installation 5 comprises air intake air duct 51 and return air air duct 52.Air intake air duct 51 is arranged between intermediate drill 42 and dextrorotation drilling rod 43, and return air air duct 52 is arranged between left-handed drilling rod 41 and intermediate drill 42.Air intake air duct 51 and return air air duct 52 be independent structure of arranging respectively, can adopt the exhaust ventilation mode, makes brill formula coal-winning machine in drilling process, and the existing air intake of coal-face has again return air, and the urgency of having eliminated gas and coal dust is poly-.
The above is only the preferred embodiment of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (3)
1. adopt greatly wide girdle full-hydraulic drill type coal mining machine for one kind, it is characterized in that: comprise Electronic Control Assembly (1), hydraulic pressure assembly (2), main frame (3), drilling tool assembly (4) and ventilation installation (5), wherein,
Described main frame (3) comprises frame, be arranged side by side left hydraulic motor (36), middle hydraulic motor (37) and right hydraulic motor (38) at the frame tail end, described left hydraulic motor (36), middle hydraulic motor (37) and the power intake of hydraulic motor (38) of being connected all connect the clutch end of hydraulic pressure assembly (2), and the signal input part of hydraulic pressure assembly (2) connects the signal output part of Electronic Control Assembly (1);
described drilling tool assembly (4) comprises the left gear transmission case (44) that is arranged side by side at the frame front end, middle gear transmission case (45) and right gear transmission case (46), be respectively equipped with two output shafts on described left gear transmission case (44) and right gear transmission case (46), described middle gear transmission case (45) is provided with an output shaft, be equipped with drill bit (47) on each output shaft, left gear transmission case (44), the power shaft of middle gear transmission case (45) and right gear transmission case (46) is respectively by left-handed drilling rod (41), intermediate drill (42) is connected 43 with the dextrorotation drilling rod) connect left hydraulic motor (36), the output shaft of middle hydraulic motor (37) and right hydraulic motor (38),
Described ventilation installation (5) comprises air intake air duct (51) and return air air duct (52), described air intake air duct (51) is arranged between intermediate drill (42) and dextrorotation drilling rod (43), and described return air air duct (52) is arranged between left-handed drilling rod (41) and intermediate drill (42).
2. a kind of wide girdle full-hydraulic drill type coal mining machine of adopting greatly according to claim 1, is characterized in that: the switched in opposite of described left hydraulic motor (36) output shaft and right hydraulic motor (38) output shaft.
3. a kind of wide girdle full-hydraulic drill type coal mining machine of adopting greatly according to claim 1, it is characterized in that: described frame comprises left frame (31), left side frame (32), middle frame (33) and bogie (34), the both sides of described middle frame (33) are bolted respectively left frame (31) and left side frame (32), and described bogie (34) connects middle frame (33) by the axis of guide (35); Described left hydraulic motor (36), middle hydraulic motor (37) and right hydraulic motor (38) are fixed on bogie (34).
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| CN2013100269386A CN103089258A (en) | 2013-01-24 | 2013-01-24 | Full hydraulic drilling type coal mining machine for thin coal seam with large mining width |
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| CN2013100269386A CN103089258A (en) | 2013-01-24 | 2013-01-24 | Full hydraulic drilling type coal mining machine for thin coal seam with large mining width |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103643952A (en) * | 2013-12-31 | 2014-03-19 | 袁伟昊 | Self-traveling drilling type coal mining machine with two-way drilling |
| CN104061016A (en) * | 2014-06-23 | 2014-09-24 | 中国矿业大学 | Thin-seam five-drill drilling-type coal mining machine filling equipment and method |
| CN104088633A (en) * | 2014-07-16 | 2014-10-08 | 袁伟昊 | Self-walking drill type coal mining machine used at open mine end slope |
| CN104747070A (en) * | 2015-02-10 | 2015-07-01 | 中国矿业大学 | Multi-drill-bit interchangeable equipment and method for auger-type coal cutter |
| WO2016074509A1 (en) * | 2014-11-13 | 2016-05-19 | 中国矿业大学 | Hydraulic control system of fully-hydraulic drill type coal mining machine |
| CN104389583B (en) * | 2014-09-19 | 2016-11-02 | 中国矿业大学 | A kind of five drill auger miners creep into declination control Apparatus and method for |
| CN106677781A (en) * | 2017-01-25 | 2017-05-17 | 中国矿业大学 | Pressure-relieving and permeability-increasing method for drilling exploitation of ultra-thin coal seam |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1975109A (en) * | 2006-12-15 | 2007-06-06 | 枣庄矿业(集团)有限责任公司 | Coal cutting machine |
| CN201011302Y (en) * | 2006-12-15 | 2008-01-23 | 枣庄矿业(集团)有限责任公司 | Coal mining machine |
| CN201568055U (en) * | 2009-10-26 | 2010-09-01 | 济南隆恒矿山机械有限公司 | Coal drilling machine |
| CN102168555A (en) * | 2011-04-21 | 2011-08-31 | 江苏中机矿山设备有限公司 | Ultralow surface full-hydraulic drill type coal mining machine |
| CN202117670U (en) * | 2011-04-21 | 2012-01-18 | 江苏中机矿山设备有限公司 | Self-traveling lifting fully-hydraulic coal auger |
| CN102635354A (en) * | 2012-05-07 | 2012-08-15 | 中国矿业大学 | Five-drill air inlet and outlet type coal mining machine |
| CN203066962U (en) * | 2013-01-24 | 2013-07-17 | 中国矿业大学 | Full-hydraulic drilling coal cutter for large cut width thin coal layer |
-
2013
- 2013-01-24 CN CN2013100269386A patent/CN103089258A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1975109A (en) * | 2006-12-15 | 2007-06-06 | 枣庄矿业(集团)有限责任公司 | Coal cutting machine |
| CN201011302Y (en) * | 2006-12-15 | 2008-01-23 | 枣庄矿业(集团)有限责任公司 | Coal mining machine |
| CN201568055U (en) * | 2009-10-26 | 2010-09-01 | 济南隆恒矿山机械有限公司 | Coal drilling machine |
| CN102168555A (en) * | 2011-04-21 | 2011-08-31 | 江苏中机矿山设备有限公司 | Ultralow surface full-hydraulic drill type coal mining machine |
| CN202117670U (en) * | 2011-04-21 | 2012-01-18 | 江苏中机矿山设备有限公司 | Self-traveling lifting fully-hydraulic coal auger |
| CN102635354A (en) * | 2012-05-07 | 2012-08-15 | 中国矿业大学 | Five-drill air inlet and outlet type coal mining machine |
| CN203066962U (en) * | 2013-01-24 | 2013-07-17 | 中国矿业大学 | Full-hydraulic drilling coal cutter for large cut width thin coal layer |
Non-Patent Citations (2)
| Title |
|---|
| 刘振华等: "MZ型钻机式采煤机在薄煤层开采中的应用分析和发展探讨", 《煤矿机械》, vol. 29, no. 12, 15 December 2008 (2008-12-15), pages 1 - 3 * |
| 李建平等: "螺旋钻采煤机钻具定向控制技术的研究", 《煤矿机械》, vol. 27, no. 08, 25 August 2006 (2006-08-25), pages 31 - 33 * |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103643952A (en) * | 2013-12-31 | 2014-03-19 | 袁伟昊 | Self-traveling drilling type coal mining machine with two-way drilling |
| CN103643952B (en) * | 2013-12-31 | 2016-07-06 | 袁伟昊 | A kind of brill formula coal-winning machine that can two-way creep into of certainly walking |
| CN104061016A (en) * | 2014-06-23 | 2014-09-24 | 中国矿业大学 | Thin-seam five-drill drilling-type coal mining machine filling equipment and method |
| CN104088633A (en) * | 2014-07-16 | 2014-10-08 | 袁伟昊 | Self-walking drill type coal mining machine used at open mine end slope |
| CN104389583B (en) * | 2014-09-19 | 2016-11-02 | 中国矿业大学 | A kind of five drill auger miners creep into declination control Apparatus and method for |
| WO2016074509A1 (en) * | 2014-11-13 | 2016-05-19 | 中国矿业大学 | Hydraulic control system of fully-hydraulic drill type coal mining machine |
| CN104747070A (en) * | 2015-02-10 | 2015-07-01 | 中国矿业大学 | Multi-drill-bit interchangeable equipment and method for auger-type coal cutter |
| CN104747070B (en) * | 2015-02-10 | 2017-01-04 | 中国矿业大学 | A kind of many drill bits switchgear bored on formula coal-winning machine and method |
| CN106677781A (en) * | 2017-01-25 | 2017-05-17 | 中国矿业大学 | Pressure-relieving and permeability-increasing method for drilling exploitation of ultra-thin coal seam |
| CN106677781B (en) * | 2017-01-25 | 2019-01-01 | 中国矿业大学 | A kind of ultra-thin coal seam drilling release anti-reflection method |
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Application publication date: 20130508 |