CN203655284U - Self-walking drum shearer capable of drilling in bidirectional mode - Google Patents
Self-walking drum shearer capable of drilling in bidirectional mode Download PDFInfo
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- CN203655284U CN203655284U CN201320885724.XU CN201320885724U CN203655284U CN 203655284 U CN203655284 U CN 203655284U CN 201320885724 U CN201320885724 U CN 201320885724U CN 203655284 U CN203655284 U CN 203655284U
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Abstract
The utility model discloses a self-walking drum shearer capable of drilling in a bidirectional mode, belonging to the technical field of design and application of shearers. A shearer which has the advantages that drill stems are easily butted, the drill bit has high drilling power and a bidirectional drilling in a roadway can be completed is provided. The self-walking drum shearer comprises a frame assembly, a traveling gear, an electric control assembly, a hydraulic assembly, an electric cutting head, a ventilation device, a screw drive device, a propulsion arm device and a propulsion arm butt thrust device, wherein the traveling gear comprises a hydraulic motor and a track; the frame assembly is connected with a frame supporting rack on the traveling gear through a coupled fixing device; the electric control assembly, the hydraulic assembly and an armored disc are respectively connected with the frame assembly through a pin shaft; the electric cutting head comprises a drum, crab claw scrapers, a scraper machine, a shearer motor, reducers and screw conveyer motors; the number of the crab claw scrapers, the reducers and the screw conveyer motors are respectively two; the crab claw scrapers, the reducers and the screw conveyer motors are positioned on two sides of the scraper in the drum. The self-walking drum shearer is mainly applied to coal mines.
Description
Technical field
A kind of drum shearer that can two-wayly creep into from walking of the utility model, belongs to coal-winning machine design applied technical field.
Background technology
At present, at home and abroad in the production practice about thin and ultra-thin coal seam, substantially have that big gun is adopted, high-grade conventional mining, drum shearer comprehensive mechanical coal mining, coal plough comprehensive mechanical coal mining, spiral drill shearer technique.Big gun is adopted, high-grade conventional mining, drum shearer comprehensive mechanical coal mining, coal plough fully mechanized coal winning technology all need staff to enter work plane, needs hydraulic prop or hydraulic support stand top board, and equipment is various, complicated, disposable having high input.Meanwhile, due to thin little with ultra-thin coal seam thickness, working space is little, poor working environment, and workman need to creep in the time that work plane is worked, and labour intensity is large, and personal injury rate is high, and production danger is larger.
A kind of coal mining unit that is exclusively used in exploitation girdle of the spiral drill shearer Fa Shi Dun Basi of former Soviet Union mining area mining industry academy of Donetsk development and Design, tested successfully in Maas Bin Sike ore deposit, Dun Basi mining area in 1997, and in Dun Basi mining area and Lu Gancike mining area large-area applications, be a kind of coal-mining method of the brand-new Fully-mechanized operation of manless working face.Its maximum feature is only can be by the coal extraction within the scope of the 50～70m of both sides with auger coal mining machine in tunnel.Workman works in the good tunnel of supporting condition, has changed up hill and dale the working condition that stoping low coal seam workman creeps in work plane, and safety has had reliable guarantee.The producing coal countries such as Australia, New Zealand, Germany, Britain, the U.S. have all successively introduced this technology, for coal production, and develop into can be used in thick and thick coal-layer mining.In view of the advantage of spiral drill shearer method, China in 1998 is from 2 E1.3m type auger coal mining machines of Russian import, and carried out down-hole type approval test in Hanqiao Coal Mine, Xuzhou Mineral Administration.2008, Xinwen Mining Administration is from external import auger coal mining machine, successively in Nan Ye colliery 1203, western drilling work plane and PanXi Mine 1701 work planes have carried out auger Mining Test, obtain success, but also expose many deficiencies: (1) drilling rod docking difficulty is large, docking time is long, yields poorly; (2) power that drill bit creeps into provides by auger stem, and moment of torsion is large, the general 40-50 rice of drilling depth; (3) easily produce and press brill and bury drills tool phenomenon; Between (4) two joint drilling rods, easily come off; (5) the one-sided exploitation in tunnel, ten thousand tons of coal drivage ratios are high.Therefore be necessary to be improved.
Utility model content
In order to overcome the deficiencies in the prior art, provide that a kind of drilling rod easily docks, bit drills precession power is large, can carry out in tunnel the two-way coal-winning machine creeping into.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of drum shearer that can two-wayly creep into from walking, comprise frame assembly, running gear, Electronic Control Assembly, hydraulic pressure assembly, electronic cutterhead, ventilation installation, helicoidal gear, advance arm assembly, advance arm docking push unit, frame assembly comprises running gear, advance arm propulsion plant, advance arm docking push unit, support cylinder and vehicle frame lifting gear, running gear comprises hydraulic motor and crawler belt, frame assembly is connected with the vehicle frame bracing frame on running gear by the device that is connected and fixed, Electronic Control Assembly, hydraulic pressure assembly is connected with frame assembly by bearing pin respectively with armouring disk, described electronic cutterhead comprises cylinder, crab claw scraper plate, scrapper conveyor, coal-winning machine motor, reducer and conveying worm motor, crab claw scraper plate, reducer and conveying worm motor have respectively two, be positioned at the both sides of cylinder inside strake machine.
Described electronic cutterhead has two, lays respectively at car body both sides.
On an electronic cutterhead, there are two crab claw scraper plates.
Described Electronic Control Assembly, hydraulic pressure assembly and armouring disk are provided with and are wheeledly connected from walking arrangement and with frame assembly by bearing pin respectively.
Described hydraulic motor and crawler belt are respectively two.
Described propelling arm assembly includes more piece and advances arm, and advancing between arm is detachable connection.
The beneficial effect that the utility model compared with prior art had is:
1, realized work plane Manless mining, security performance is good;
2, automaticity is high, and each action of coal-winning machine is all automatically to complete, and labor strength is low;
3, productivity ratio is high, owing to having adopted drum-type two-way creeping into and automatic butt propelling arm assembly technology side by side, has significantly promoted coal mining output;
4, adopted rigidity casing helical feed bindiny mechanism, there will not be spiral conveyor rod discrepancy, easily docking, good reliability;
5, coal-winning machine is only mined, and does not adopt spoil, and extraction ature of coal is good, and percentage of shale content is low;
6, improved coal recovery rate, back production coal seam and the coal column lost in the past, be conducive to resource and reclaim;
7, easy to operate, maintenance convenient and safe, workman operates at crossheading, repair apparatus safe ready;
8, work plane non-support, has reduced material consumption;
9, drill bit and helical feed mechanomotive force are provided by different motors, and drilling depth is large.
Accompanying drawing explanation
Below by accompanying drawing, the specific embodiment of the present utility model is described in further detail;
Fig. 1 is the top view of the utility model coal-winning machine;
Fig. 2 is the right view of the utility model coal-winning machine;
Fig. 3 is the front view of the utility model coal-winning machine;
Fig. 4 is the electronic cutterhead structural representation of the utility model coal-winning machine;
Fig. 5 is the electronic cutterhead work schematic diagram of the utility model coal-winning machine;
Fig. 6 be the utility model coal-winning machine propelling arm assembly front view;
Fig. 7 be the utility model coal-winning machine propelling arm assembly top view;
Fig. 8 be the utility model coal-winning machine propelling arm assembly left view.
In figure, 1 is frame assembly, 2 is running gear, 3 is Electronic Control Assembly, 4 is hydraulic pressure assembly, 5 is electronic cutterhead, 6 is ventilation installation, 7 is helicoidal gear, 8 for advancing arm assembly, 9 for advancing arm docking push unit, 10 is cylinder, 11 is crab claw scraper plate, 12 is scrapper conveyor, 13 is coal-winning machine motor, 14 is reducer, 15 is conveying worm motor, 16 is left-hand screw, 17 is right-hand screw, 18 is hydraulic motor, 19 is crawler belt, 20 for advancing arm propulsion plant, 21 is armouring disk, 22 is support cylinder, 23 is vehicle frame bracing frame, 24 is the device that is connected and fixed, 25 is left drag conveyor, 26 is right drag conveyor, 27 is vehicle frame lifting gear, 28 is rocker arm of coal mining machine, 29 is radial up-down oil cylinder, 30 is water pipe cable gas-monitoring passage.
The specific embodiment
The utility model will be further described by reference to the accompanying drawings for embodiment below.
As Fig. 1, shown in Fig. 2 or Fig. 3, a kind of drum shearer that can two-wayly creep into from walking, comprise frame assembly 1, running gear 2, Electronic Control Assembly 3, hydraulic pressure assembly 4, electronic cutterhead 5, ventilation installation 6, helicoidal gear 7, advance arm assembly 8, advance arm docking push unit 9, frame assembly 1 comprises running gear 2, advance arm propulsion plant 20, advance arm docking push unit 9, support cylinder 22 and vehicle frame lifting gear 27, running gear 2 comprises hydraulic motor 18 and crawler belt 19, frame assembly 1 is connected with the vehicle frame bracing frame 23 on running gear 2 by the device 24 that is connected and fixed, Electronic Control Assembly 3, hydraulic pressure assembly 4 is connected with frame assembly 1 by bearing pin respectively with armouring disk 21, described electronic cutterhead 5 comprises cylinder 10, crab claw scraper plate 11, scrapper conveyor 12, coal-winning machine motor 13, reducer 14 and conveying worm motor 15, crab claw scraper plate 11, reducer 14 and conveying worm motor 15 have respectively two, be positioned at the both sides of cylinder 10 inside strake machines 12.
Described electronic cutterhead 5 has two, lays respectively at car body both sides.
On an electronic cutterhead 5, there are two crab claw scraper plates 11.
Described Electronic Control Assembly 3, hydraulic pressure assembly 4 and armouring disk 21 are provided with and are wheeledly connected from walking arrangement and with frame assembly 1 by bearing pin respectively.
Described hydraulic motor 18 and crawler belt 19 are respectively two.
Described propelling arm assembly 8 includes more piece and advances arm, and advancing between arm is detachable connection.
As shown in Figure 4 and Figure 5, electronic cutterhead 5 and advance the propelling and exiting by the propelling arm propulsion plant 20 being arranged on frame assembly 1 of arm assembly 8 to complete.Power cable, firedamp sensor signal cable, hydraulic pressure, water lines, gamma ray signal cable philosophy are installed in the anti-hose reel assembly of pounding, in coal mining process, can be by hydraulically powered armouring garden dish 21, along with advancing the propelling of arm assembly 8, along the groove that advances arm assembly 8 sides, automatic deploying and retracting.
As shown in Fig. 6, Fig. 7 and Fig. 8, advance arm assembly 8 to be connected in sequence by more piece, between two joint propelling arm assemblies 8, be detachable connection, be used for electronic cutterhead 5 to push coal seam.Between every joint, connected by the hinge joint of high-alloy steel button, make electronic cutterhead 5 and advance arm assembly 8 to keep longitudinal rigid to fix.Therein, there is a double-stranded conveying scraper plate, coal is transported on the left drag conveyor 25 and right drag conveyor 26 of the left and right sides, tunnel, the power of every auger is provided by the water-cooled machine being arranged in electronic cutterhead 5, in coal mining process, operating personnel only need will advance arm assembly 8 to be transported on the propelling arm docking push unit 9 on frame assembly 1, advance arm docking push unit 9 just it can be put into rail plate voluntarily, complete tunnel exploitation, when withdrawing from electronic cutterhead 5, propelling arm docking push unit 9 on frame assembly 1 unloads propelling arm assembly 8 automatically from slide rail, operating personnel only need will advance arm assembly 8 from advancing arm docking push unit 9 to unload, be transported to stacking place with monorail crane.
In the time that electronic cutterhead 5 cuts coal seam and gos deep into, what propelling arm docking push unit 9 was cycled to repeat packs propelling arm assembly 8 into successively, makes electronic cutterhead 5 reach the maximum tunnel degree of depth of its design
.
The wide 3.2m of cutting drum
Drum driven mode: (265kW) 660/1140/50Hz electric motor
Cut scope: 0.7-1.6m
The cutting speed of cutterhead can be controlled adjustment by the PLC computer that is arranged on control room.
Gamma ray detection instrument: be arranged on top and the bottom of cutterhead module, it can be controlled cutterhead and avoid cut roof and base plate, thus avoid rock or other foreign material to sneak into the situation of clean coal.
Electrical control system: the electric switch of cutting motor is arranged in the cabinet of tunnel equipment, without entering coal body inside.
The utility model coal-winning machine adopts the technique of only two-way drilling, main frame is arranged in crossheading, before exploitation, first the hand-operated valve duty of pumping plant hydraulic pump is converted to " location " position, by handling banked direction control valves handle, the hydraulic motor 18 of running gear 2 drives crawler belt 19, and mobile host is to the coal mining position needing in tunnel.Secondly, mobile host to behind the coal mining position needing in tunnel (according to the concrete geological conditions in ore deposit side, 0.2-0.3m coal column is stayed in a general and upper drilling hole), operation hoist cylinder, oblique adjusting oil cylinder, the height of adjustment frame and gradient and the coal seam of adopting are basically identical, then operate support cylinder 22 and stretch out the both sides that are supported on tunnel, main frame has completed directed and has fixed like this, and next step just can bore coal operation.
Other facilities such as before coal mining activity, first the steel anchor rod in coal seam is all extracted by the anchor in limit of mining, cleaning protective screening are to the rotation and the propelling that do not affect coal-winning machine.Check the laying state of cable and dustproof water pipe, the fine status of external spraying in checking, after all are normal, opens external spraying in coal-winning machine machine, carries out drilling work.In the time that electronic cutterhead 5 cuts coal seam and is deep into a certain degree, utilization is arranged on propelling arm on frame assembly 1 docking push unit 9 is cycled to repeat propelling arm assembly 8 is packed into successively, as above iterative cycles, in coal-winning machine both sides, respectively constantly access advances arm assembly 8, until move back brill by contrary order while creeping into desired depth.
Move back the operation of brill in contrast.
Initial stage of production, electronic cutterhead 5 tail ends extend to the middle position of frame assembly 1, promote drill bit cut along coal seam by hydraulic means.In the two side portions near drill bit module, the two-screw conveyer that the diameter of arranging pair of parallel is 50cm, the coal that drill bit is cut off transports coal by two-screw conveyer.The coal that two-screw conveyer transports directly drops on the left drag conveyor 25 and right drag conveyor 26 of the crossheading left and right sides, and the drag conveyor of crossheading both sides is connected with the extensible belt conveyor in crossheading, and coal is transported.Realize the work plane nobody-is-safe exploitation of thin and ultra-thin coal seam.
Claims (6)
1. the drum shearer that can two-wayly creep into from walking, comprises frame assembly (1), running gear (2), Electronic Control Assembly (3), hydraulic pressure assembly (4), electronic cutterhead (5), ventilation installation (6), helicoidal gear (7), advance arm assembly (8), advance arm docking push unit (9), frame assembly (1) comprises running gear (2), advance arm propulsion plant (20), advance arm docking push unit (9), support cylinder (22) and vehicle frame lifting gear (27), running gear (2) comprises hydraulic motor (18) and crawler belt (19), frame assembly (1) is connected with the vehicle frame bracing frame (23) on running gear (2) by the device that is connected and fixed (24), Electronic Control Assembly (3), hydraulic pressure assembly (4) is connected with frame assembly (1) by bearing pin respectively with armouring disk (21), it is characterized in that: described electronic cutterhead (5) comprises cylinder (10), crab claw scraper plate (11), scrapper conveyor (12), coal-winning machine motor (13), reducer (14) and conveying worm motor (15), crab claw scraper plate (11), reducer (14) and conveying worm motor (15) have respectively two, are positioned at the both sides of cylinder (10) inside strake machine (12).
2. a kind of drum shearer that can two-wayly creep into from walking according to claim 1, is characterized in that: described electronic cutterhead (5) has two, lays respectively at car body both sides.
3. a kind of drum shearer that can two-wayly creep into from walking according to claim 1 and 2, is characterized in that: on an electronic cutterhead (5), have two crab claw scraper plates (11).
4. according to claim 1 a kind of from the walking drum shearer that can two-wayly creep into, it is characterized in that: described Electronic Control Assembly (3), hydraulic pressure assembly (4) and armouring disk (21) are provided with and are wheeledly connected from walking arrangement and with frame assembly (1) by bearing pin respectively.
5. a kind of drum shearer that can two-wayly creep into from walking according to claim 1, is characterized in that: described hydraulic motor (18) and crawler belt (19) are respectively two.
6. a kind of drum shearer that can two-wayly creep into from walking according to claim 1, is characterized in that: described propelling arm assembly (8) includes more piece and advances arm, and advancing between arm is detachable connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320885724.XU CN203655284U (en) | 2013-12-31 | 2013-12-31 | Self-walking drum shearer capable of drilling in bidirectional mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320885724.XU CN203655284U (en) | 2013-12-31 | 2013-12-31 | Self-walking drum shearer capable of drilling in bidirectional mode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203655284U true CN203655284U (en) | 2014-06-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320885724.XU Withdrawn - After Issue CN203655284U (en) | 2013-12-31 | 2013-12-31 | Self-walking drum shearer capable of drilling in bidirectional mode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203655284U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103670401A (en) * | 2013-12-31 | 2014-03-26 | 袁伟昊 | Self-walking drum shearer capable of drilling bidirectionally |
| WO2017041364A1 (en) * | 2015-09-11 | 2017-03-16 | 中国矿业大学 | Tracked walking, self-rotating bidirectional drilling coal mining machine and application method thereof |
-
2013
- 2013-12-31 CN CN201320885724.XU patent/CN203655284U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103670401A (en) * | 2013-12-31 | 2014-03-26 | 袁伟昊 | Self-walking drum shearer capable of drilling bidirectionally |
| CN103670401B (en) * | 2013-12-31 | 2015-12-09 | 袁伟昊 | A kind of drum shearer that can two-wayly creep into of certainly walking |
| WO2017041364A1 (en) * | 2015-09-11 | 2017-03-16 | 中国矿业大学 | Tracked walking, self-rotating bidirectional drilling coal mining machine and application method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140618 Effective date of abandoning: 20151209 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |