CN103174415B - Coal mining machine with double motor driving traction part - Google Patents
Coal mining machine with double motor driving traction part Download PDFInfo
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- CN103174415B CN103174415B CN201310069976.XA CN201310069976A CN103174415B CN 103174415 B CN103174415 B CN 103174415B CN 201310069976 A CN201310069976 A CN 201310069976A CN 103174415 B CN103174415 B CN 103174415B
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- 239000003245 coal Substances 0.000 title abstract description 14
- 238000005065 mining Methods 0.000 title abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 230000001360 synchronised effect Effects 0.000 abstract 1
- 230000007812 deficiency Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
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Abstract
The invention discloses a coal mining machine with a double-motor-driven traction part, wherein the traction part of the coal mining machine comprises a fixed box and a walking box, the fixed box comprises a fixed box shell, a first motor, a second motor and a traction reduction box are arranged in the fixed box shell, the first motor and the second motor are respectively connected with a first motor gear shaft and a second motor gear shaft, an intermediate gear shaft is arranged between the first motor gear shaft and the second motor gear shaft, an input shaft of the traction reduction box is connected with the second motor gear shaft, and an output shaft of the traction reduction box is connected with a transmission mechanism of a left walking box through a planetary gear mechanism; the right walking box and the left walking box are identical and symmetrical in structure. The invention adopts a mode of synchronous driving of double motors, the double motors converge power through the intermediate gear shaft, the traction force is larger, the problem of mechanical mining of the steeply inclined coal seam with the inclination angle of the working face not more than 60 degrees is solved, the mining efficiency of the underground steeply inclined coal seam is improved, and the safe production condition is ensured.
Description
Technical field
The present invention relates to a kind of drum-type electro haulage shearer, especially a kind of drum-type electro haulage shearer being applicable to colliery steeply-inclined seam mining.
Background technology
Colliery steeply-inclined seam mining generally adopts drum-type electro haulage shearer.Existing drum-type electro haulage shearer respectively arranges a tractive unit in intermediate box both sides usually, and each tractive unit respectively arranges a motor, is driven the normal walking ensureing coal-winning machine by motor.But consider China's geological structure more complicated, the production ratio of half-edge coal seam is more difficult, single motor drives being short of power of tractive unit, realize mechanization difficulty large, danger coefficient is large, digging efficiency is low, work under bad environment, and many half-edge coal seams fail to obtain effectively, exploit safely and utilize due to technical reason.The arrangement of existing drum-type electro haulage shearer tractive unit is difficult to the problem solving half-edge coal seam traction power deficiency, and the safety in production of half-edge coal seam is difficult to ensure.Therefore, need to develop a kind of novel half-edge coal seam drum-type electro haulage shearer.
Summary of the invention
Goal of the invention: the object of this invention is to provide a kind of Dual-motors Driving tractive unit coal-winning machine, to solve the problem of the traction power deficiency that existing drum-type electro haulage shearer exists.
In order to solve the problems of the technologies described above, present invention employs following technical scheme:
A kind of Dual-motors Driving tractive unit coal-winning machine, comprise left cutting units, left tractive unit, intermediate box, right tractive unit and right cutting units, described left tractive unit and right tractive unit are separately positioned on the both sides of intermediate box, left tractive unit comprises left fixed case and left lateral walks case, right tractive unit comprises right fixed case and right lateral walks case, described left cutting units connects left fixed case, and described right cutting units connects right fixed case, described left fixed case comprises fixed case housing, the first motor is provided with in described fixed case housing, second motor and traction reduction box, described first motor and the second motor are connected the first motor gear axle and the second motor gear axle respectively, between described first motor gear axle and the second motor gear axle, intermediate gear shaft is set, described intermediate gear shaft is connected with the first motor gear axle and the second motor gear axle respectively, the power shaft of described traction reduction box connects the second motor gear axle, the output shaft of traction reduction box connects by planetary gears the road wheel that left lateral walks case, described right fixed case is identical with the structure of left fixed case and symmetrical.
In the present invention, further, described fixed case housing is provided with locating piece near the side of intermediate box.
In the present invention, further, between described right fixed case and left cutting units and be hinged between right fixed case and right cutting units.
In the present invention, further, described left fixed case and left lateral are walked between case, right fixed case is walked between case with right lateral, left fixed case with between intermediate box and right fixed case be all fixedly connected with high-strength bolt by hydraulic nut with between intermediate box.
In the present invention, further, described intermediate gear shaft comprises intermediate propeller shaft, and described intermediate propeller shaft is provided with O shape circle one, pad, bearing, circlip and O shape circle two, and described bearing is provided with gear.
Beneficial effect: the Dual-motors Driving tractive unit coal-winning machine that (1) the present invention proposes adopts the synchronously driven mode of bi-motor, power is collaborated by intermediate gear shaft by bi-motor, tractive force is larger, solve the mechanical mining problem that work plane inclination angle is not more than the half-edge coal seam of 60 °, the mining requirement of down-hole half-edge coal seam can be met, improve the production efficiency of down-hole half-edge coal seam, ensure safety production condition; (2) draw reduction box and have independent sector of one's own, simple and compact for structure, be convenient to install, dismantle; (3) the present invention adopts fire-proof motor to drive, and meet downhole anti-explosion requirement, reliability is high.
Accompanying drawing explanation
Fig. 1 is the complete machine structure figure of Dual-motors Driving tractive unit coal-winning machine of the present invention;
Fig. 2 is the subdivision graph of the left fixed case of Dual-motors Driving tractive unit coal-winning machine of the present invention.
Fig. 3 is the subdivision graph of the intermediate gear shaft of Dual-motors Driving tractive unit coal-winning machine of the present invention.
In figure: 1, left cutting units; 2-1, left fixed case; 2-1-1, fixed case housing; 2-1-2, locating piece; 2-1-3, the first motor gear axle; 2-1-4, intermediate gear shaft; 2-1-4-1, intermediate propeller shaft; 2-1-4-2, O shape circle one; 2-1-4-3, pad; 2-1-4-4, bearing; 2-1-4-5, circlip; 2-1-4-6, gear; 2-1-4-7, O shape circle two; 2-1-5, the first motor; 2-1-6, the second motor gear axle; 2-1-7, the second motor; 2-1-8, traction reduction box; 2-1-9, planetary gears; 2-2, left lateral walk case; 3, intermediate box; 4-1, right fixed case; 4-2, right lateral walk case; 5, right cutting units.
Detailed description of the invention:
Below in conjunction with accompanying drawing the present invention done and further explain.
As shown in Figures 1 to 3, Dual-motors Driving tractive unit coal-winning machine of the present invention comprises left cutting units 1, left tractive unit, intermediate box 3, right tractive unit and right cutting units 5.
Described left tractive unit and right tractive unit are separately positioned on the arranged on left and right sides of intermediate box 3, and left tractive unit comprises left fixed case 2-1 and left lateral walks case 2-2, and right tractive unit comprises right fixed case 4-1 and right lateral walks case 4-2.Between the left end of left fixed case 2-1 and the right-hand member of left cutting units 1 and be hinged between the right-hand member of right fixed case 4-1 and the left end of right cutting units 5.Between the upper end that bottom and the left lateral of left fixed case 2-1 walk case 2-2, bottom and the right lateral of right fixed case 4-1 walk case 4-2 upper end between, between the right-hand member of left fixed case 2-1 and the left end of intermediate box 3 and the left end of right fixed case 4-1 be all fixedly connected with high-strength bolt by hydraulic nut with between the right-hand member of intermediate box 3.
Described left lateral is walked case 2-2 and is comprised fixed case housing 2-1-1.Fixed case housing 2-1-1 is provided with two locating piece 2-1-2 near the right side of intermediate box 3, and this locating piece plays the role of positioning when the right fixed case 4-1 of left tractive unit is connected with intermediate box 3.Be provided with the first motor 2-1-5, the second motor 2-1-7 and traction reduction box 2-1-8 in fixed case housing 2-1-1, the first motor 2-1-5 and the second motor 2-1-7 all adopts fire-proof motor.First motor 2-1-5 is connected the first motor gear axle 2-1-3 and the second motor gear axle 2-1-6 with the second motor 2-1-7 respectively by involute spline, arranges intermediate gear shaft 2-1-4 in the centre of the first motor gear axle 2-1-3 and the second motor gear axle 2-1-6.Intermediate gear shaft 2-1-4 comprises intermediate propeller shaft 2-1-4-1, intermediate propeller shaft 2-1-4-1 is provided with O shape and encloses a 2-1-4-2, pad 2-1-4-3, bearing 2-1-4-4, circlip 2-1-4-5 and O shape enclose two 2-1-4-7, bearing 2-1-4-4 arranges gear 2-1-4-6, gear 2-1-4-6 is meshed with the gear on the first motor gear axle 2-1-3 and the second motor gear axle 2-1-6 respectively, intermediate propeller shaft 2-1-4-1 is connected with the first motor gear axle 2-1-3 and the second motor gear axle 2-1-6 respectively by gear 2-1-4-6, realize the power interflow of the first motor 2-1-5 and the second motor 2-1-7.Traction reduction box 2-1-8 adopts dismountable free-standing body structure, and the power shaft of traction reduction box 2-1-8 connects the second motor gear axle 2-1-6, and the output shaft of traction reduction box 2-1-8 connects by planetary gears 2-1-9 the road wheel that left lateral walks case 2-2.It is identical and symmetrical that described right lateral walks the structure that case 4-2 and left lateral walk case 2-2.
The Dual-motors Driving tractive unit coal-winning machine that the present invention proposes adopts the synchronously driven mode of bi-motor, can increasing traction, when carrying out work plane inclination angle and being not more than the exploitation of the half-edge coal seam of 60 °, first motor 2-1-5, the second motor 2-1-7 realize the interflow of power by the first motor gear axle 2-1-3, intermediate gear shaft 2-1-4, the second motor gear axle 2-1-6, power is delivered to the road wheel of walking case 2-2 by traction reduction box 2-1-8 and planetary gears 2-1-9, by the engaged transmission of road wheel and pin row, realize the walking of coal-winning machine along pin row.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles 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. a Dual-motors Driving tractive unit coal-winning machine, comprise left cutting units (1), left tractive unit, intermediate box (3), right tractive unit and right cutting units (5), described left tractive unit and right tractive unit are separately positioned on the both sides of intermediate box (3), left tractive unit comprises left fixed case (2-1) and left lateral walks case (2-2), right tractive unit comprises right fixed case (4-1) and right lateral walks case (4-2), described left cutting units (1) connects left fixed case (2-1), and described right cutting units (5) connects right fixed case (4-1), it is characterized in that: described left fixed case (2-1) comprises fixed case housing (2-1-1), described fixed case housing (2-1-1) is provided with locating piece (2-1-2) near the side of intermediate box (3), the first motor (2-1-5) is provided with in described fixed case housing (2-1-1), second motor (2-1-7) and traction reduction box (2-1-8), described first motor (2-1-5) and the second motor (2-1-7) are connected the first motor gear axle (2-1-3) and the second motor gear axle (2-1-6) respectively, between described first motor gear axle (2-1-3) and the second motor gear axle (2-1-6), intermediate gear shaft (2-1-4) is set, described intermediate gear shaft (2-1-4) is connected with the first motor gear axle (2-1-3) and the second motor gear axle (2-1-6) respectively, the power shaft of described traction reduction box (2-1-8) connects the second motor gear axle (2-1-6), the output shaft of traction reduction box (2-1-8) connects by planetary gears (2-1-9) road wheel that left lateral walks case (2-2), described right fixed case (4-1) is identical and symmetrical with the structure of left fixed case (2-1), described left fixed case (2-1) and left lateral are walked between case (2-2), right fixed case (4-1) is walked between case (4-2), between left fixed case (2-1) with intermediate box (3) and between right fixed case (4-1) with intermediate box (3) with right lateral and is all fixedly connected with high-strength bolt by hydraulic nut.
2. according to a kind of Dual-motors Driving tractive unit coal-winning machine shown in claim 1, it is characterized in that: between described right fixed case (4-1) and left cutting units (1) and be hinged between right fixed case (4-1) and right cutting units (5).
3. a kind of Dual-motors Driving tractive unit coal-winning machine according to claim 1, it is characterized in that: described intermediate gear shaft (2-1-4) comprises intermediate propeller shaft (2-1-4-1), described intermediate propeller shaft (2-1-4-1) is provided with O shape circle one (2-1-4-2), pad (2-1-4-3), bearing (2-1-4-4), circlip (2-1-4-5) and O shape circle two (2-1-4-7), and described bearing (2-1-4-4) is provided with gear (2-1-4-6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310069976.XA CN103174415B (en) | 2013-03-06 | 2013-03-06 | Coal mining machine with double motor driving traction part |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310069976.XA CN103174415B (en) | 2013-03-06 | 2013-03-06 | Coal mining machine with double motor driving traction part |
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| CN103174415A CN103174415A (en) | 2013-06-26 |
| CN103174415B true CN103174415B (en) | 2015-03-04 |
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| CN201310069976.XA Expired - Fee Related CN103174415B (en) | 2013-03-06 | 2013-03-06 | Coal mining machine with double motor driving traction part |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104806741B (en) * | 2014-11-10 | 2017-07-21 | 三一重型装备有限公司 | Shearer hauled-part and coal-winning machine |
| CN107035368A (en) * | 2016-11-28 | 2017-08-11 | 哈尔滨博业科技开发有限责任公司 | Suddenly incline pseudo- tiltedly shearer hauled-part of bowing |
| CN106522939B (en) * | 2016-12-28 | 2018-07-27 | 中国矿业大学 | A kind of high working face multiple-roll coalcutter of separate zone production |
Citations (8)
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|---|---|---|---|---|
| CN2532239Y (en) * | 2002-03-18 | 2003-01-22 | 毕锦明 | Electric drawing coal excavator |
| CN201193524Y (en) * | 2008-05-05 | 2009-02-11 | 河北坤益机械有限公司 | Improved electric traction apparatus for rider coal cutter |
| CN201763333U (en) * | 2010-09-19 | 2011-03-16 | 贵州乐采机电科技有限公司 | Electric traction shearer for ultra thin coal seam |
| CN201884028U (en) * | 2010-12-21 | 2011-06-29 | 河北天择重型机械有限公司 | Coal cutter with internal three-ring deceleration transmission mechanism |
| CN202031587U (en) * | 2011-04-14 | 2011-11-09 | 西安康瑞矿用设备有限公司 | Rocker arm of double cutting motors of coal mining machine |
| CN202187761U (en) * | 2011-07-16 | 2012-04-11 | 西安煤矿机械有限公司 | High-power heavy type low seam mining machine |
| CN202578679U (en) * | 2012-05-07 | 2012-12-05 | 中国矿业大学 | Double-motor U-shaped cutting part of thin-coal-seam coal mining machine |
| CN102889080A (en) * | 2012-10-29 | 2013-01-23 | 中国矿业大学 | Dragging part of torque shunting thin coal layer mining machine |
-
2013
- 2013-03-06 CN CN201310069976.XA patent/CN103174415B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2532239Y (en) * | 2002-03-18 | 2003-01-22 | 毕锦明 | Electric drawing coal excavator |
| CN201193524Y (en) * | 2008-05-05 | 2009-02-11 | 河北坤益机械有限公司 | Improved electric traction apparatus for rider coal cutter |
| CN201763333U (en) * | 2010-09-19 | 2011-03-16 | 贵州乐采机电科技有限公司 | Electric traction shearer for ultra thin coal seam |
| CN201884028U (en) * | 2010-12-21 | 2011-06-29 | 河北天择重型机械有限公司 | Coal cutter with internal three-ring deceleration transmission mechanism |
| CN202031587U (en) * | 2011-04-14 | 2011-11-09 | 西安康瑞矿用设备有限公司 | Rocker arm of double cutting motors of coal mining machine |
| CN202187761U (en) * | 2011-07-16 | 2012-04-11 | 西安煤矿机械有限公司 | High-power heavy type low seam mining machine |
| CN202578679U (en) * | 2012-05-07 | 2012-12-05 | 中国矿业大学 | Double-motor U-shaped cutting part of thin-coal-seam coal mining machine |
| CN102889080A (en) * | 2012-10-29 | 2013-01-23 | 中国矿业大学 | Dragging part of torque shunting thin coal layer mining machine |
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| CN103174415A (en) | 2013-06-26 |
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