CN202645558U - Crawler-type single-head drilling rig coal cutter - Google Patents

Crawler-type single-head drilling rig coal cutter Download PDF

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Publication number
CN202645558U
CN202645558U CN 201220199554 CN201220199554U CN202645558U CN 202645558 U CN202645558 U CN 202645558U CN 201220199554 CN201220199554 CN 201220199554 CN 201220199554 U CN201220199554 U CN 201220199554U CN 202645558 U CN202645558 U CN 202645558U
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CN
China
Prior art keywords
assembly
coal
drilling
rotary support
base plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 201220199554
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Chinese (zh)
Inventor
李建平
杜长龙
程舒艳
司垒
鲍建伟
李俊杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Zhongji Mine Equipment Co ltd
China University of Mining and Technology CUMT
Original Assignee
Jiangsu Zhongji Mine Equipment Co ltd
China University of Mining and Technology CUMT
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Jiangsu Zhongji Mine Equipment Co ltd, China University of Mining and Technology CUMT filed Critical Jiangsu Zhongji Mine Equipment Co ltd
Priority to CN 201220199554 priority Critical patent/CN202645558U/en
Application granted granted Critical
Publication of CN202645558U publication Critical patent/CN202645558U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a crawler-type single-head drilling rig coal cutter which comprises a drill rig assembly, a slag collection tank assembly, a front frame assembly, a pushing assembly, a crawler walking assembly, a rotary supporting assembly, a drill rig driving assembly, a transport portion assembly and a pump station assembly. The drill rig coal cutter is formed by detachable parts, the middle part is a hydraulic pushing member, namely a pushing tank, a drilling rod driving device is installed at the upper portion, a motor speed reducer driven by a spindle is assembled at the upper portion, two supporting oil cylinders are arranged on the two sides, the rotary supporting assembly is arranged at the lower portion, and two adjustable oil cylinders are arranged on two sides and used for changing drilling directions and angles of a drilling rod respectively. The crawler walking assembly, the conveying portion assembly and the slag collection tank assembly are arranged at the bottom. The crawler-type single-head drilling rig coal cutter has the advantages of being large in diameter of drilling hole, high in pressure relief efficiency of the drilling hole, low in labor intensity, high in flexibility of the drilling rig, capable of safely exploiting thin coal seams, good in quality of exploited coal and low in refuse content, improves overall efficiency of mines, and prolongs service life of the mines.

Description

A kind of crawler type single head rig coal-winning machine
Technical field
The utility model relates to a kind of crawler type single head rig coal-winning machine, carries out the exploitation of ultra-thin coal seam when concentrated stress discharges in the coal seam when being particularly useful for tunnelling.
Background technology
Because the impact of geographic factor, there are larger concentrated stresses in more domestic regional coal seams, when carrying out tunnelling, easily cause the outstanding of the concentrated stress coal seam in, thus threat operating personnel's life security.Although present domestic introduction and produced the rig of many form of structure, such as hand-held, frame column type, frame support churn, but existing rig mainly is for the coal-bed gas outstanding problem, can not solve concentrated stress outstanding problem in the coal seam, and all there are the problems such as bore diameter is little, drilling efficiency is low, labor strength is large, movement is inconvenient in existing rig.In addition, for containing gas, the concentrated coal seam of stress, in order to guarantee job safety, must carry out gas drainage under suction and stress of coal seam release with special rigs against outburst first, and then mine, be the power that consumes again consuming time, affected greatly coal mining efficient, yet do not have at home corresponding rig carries out ultra-thin coal seam in the concentrated stress release in the coal seam exploitation.
And from national coal storage total amount, thin and ultra-thin coal seam is widely distributed in China, having more than 80 office to compose in 95 the emphasis mineral bureaus in the whole nation deposits thin and ultra-thin coal seam, whole nation State owned coal mine is thinner than 25.29 hundred million tons of ultra-thin coal seam reserves, mainly contains with the employed equipment ultra-thin coal seam mechanical mining for thin at present:
1. girdle flitting: mainly be divided into minute bottom climbing type and ride slide formula coal-winning machine, wherein ride slide formula coal-winning machine and be applicable to coal seam thickness greater than 0.8 meter girdle, to be positioned at the machine road machine height that cylinder leaves low and climb bottom board type coal-winning machine fuselage, can be used for exploiting 0.6~0.8 meter girdle; But bottom climbing type coal-winning machine effect of loading coal is poor, complex structure; This equipment all is not suitable for the ultra-thin coal seam below 0.6 meter;
2. coal plough: its major defect is: coal plough power is less than normal, digs the ability of hard coal and soft rock, and operational reliability is low, the equipment offset sharper slowdowns during greater than 10 ° at the inclination angle, and the fault rate of coal plough itself and reliability have problems.
Crawler type single head rig coal-winning machine can realize that manless working face exploits continuously, goes for the mining operations of unworkable thin and ultra-thin coal seam of traditional coal winning technology, and this equipment adopts the design concept from walking, and is mobile flexible.
Summary of the invention
The purpose of this utility model is for deficiency of the prior art, the crawler type single head rig coal-winning machine that provide a kind of compact conformation, all-hydraulic control, reduce labor strength, drilling efficiency is high.
For achieving the above object, crawler type single head rig coal-winning machine of the present utility model, comprise the drilling tool assembly, the dreg collecting slot assembly, the side arm assembly, advance assembly, the crawler travel assembly, the rotary support assembly, drilling tool drives assembly, Department of Transportation's assembly and pumping plant assembly, described drilling tool assembly comprises the augers that connects successively, first joint drilling rod and intermediate drill, augers is provided with the drill bit helical blade, first joint drilling rod and intermediate drill are provided with the drilling rod helical blade, described propelling assembly comprises the driving base plate, the advance seat that links to each other with the driving base plate, be respectively equipped with two support cylinders with the right and left that drives base plate, two support cylinders are installed on front oil cylinder guide strip and the rear oil cylinder guide strip, rear oil cylinder guide strip is provided with the support leading screw that support bar links to each other with support bar, be provided with a plurality of pin-and-holes for changing the support bar angle in the support bar, the end of supporting leading screw is hinged with supporting seat, and propelling cylinder is installed on the advance seat; Described drilling tool assembly is connected with the output shaft that drilling tool drives assembly, drilling tool drives assembly and is installed on the driving base plate that advances assembly, described side arm assembly is by the left side of Bolt Connection at the driving base plate, drive on base plate is connected in the rotary support assembly by bearing pin the rotary support and cover, the rotary support loam cake is connected with rotary support seat by the rotary support bearing, rotary support seat is fixed on the crawler travel assembly, and the dreg collecting slot assembly is connected in the bottom of Department of Transportation's assembly by bearing pin.
Described first joint drilling rod and intermediate drill inside are provided with gravity vent; Described helical blade outer rim is provided with cross section fin ceiling in T shape; Described drill bit helical blade top landfill has hard metal tip; Be provided with two balancing cylinders between described driving base plate and the rotary support loam cake.
Profitable fruit: the utility model integrates the release of stress and the exploitation of ultra-thin coal seam, the release of concentrated stress in the coal seam when not being only applicable to tunnelling, but also be applicable to the exploitation of ultra-thin coal seam.The drilling tool assembly saves drilling rod, intermediate drill and drill bit etc. by head and forms; first joint drilling rod and intermediate drill helical blade outer rim adopt cross section fin ceiling in T shape; excessive reaming when avoiding drilling guarantees the pore-forming linearity, and all drilling tool connects to form by easy-to-mount Wedge-type quick-connect machanism; not only guarantee to be connected with certain flexibility; can accomplish only to mine along with the fluctuating in coal seam is crept into, do not adopt spoil; can also effectively reduce service working time, increase work efficiency.Advance assembly by support cylinder be responsible for drilling rod propelling, retreat and complete machine fixing, support cylinder control gripper shoe and support bar are regulated the coupled position that supports leading screw and support bar and can be changed support angle.Rotary support seat in the rotary support assembly is installed on the crawler travel assembly, the rotary support loam cake drives assembly with drilling tool and connects, rotary support seat connects by the rotary support bearing with the rotary support loam cake, change the rig drilling direction by rotation support platform, realize after stress release, carrying out the exploitation in coal seam.This drill hole of drilling machine diameter is large, and drilling efficiency is high, adopts all-hydraulic control, has reduced labor strength, and adopts crawler unit, the flexibility that improves rig; Can also carry out the safe working of ultra-thin coal seam in addition, go out ature of coal good, percentage of shale content is low, improves the overall efficiency of mine, prolongs the length of service of mine.
Description of drawings
Fig. 1 is general structure schematic diagram of the present utility model.
Fig. 2 is propelling assembly structure schematic diagram of the present utility model.
Among the figure: 1-drilling tool assembly, 11-augers, the first joint of 12-drilling rod; the 13-intermediate drill, 14-drill bit helical blade, 15-drilling rod helical blade; the 16-ceiling, 2-dreg collecting slot assembly, 3-side arm assembly; 4-advances assembly, oil cylinder guide strip before the 41-support cylinder, 42-; 43-drives base plate, the 44-support bar, and 45-supports leading screw; the 46-oil cylinder seat, 47-propelling cylinder, oil cylinder guide strip behind the 48-; the 49-supporting seat, 5-crawler travel assembly, 6-rotary support assembly; 61-rotary support loam cake; the 62-rotary support seat, 63-rotary support oil cylinder, the 7-drilling tool drives assembly; 8-Department of Transportation assembly, 9-pumping plant assembly.
The specific embodiment
Below in conjunction with accompanying drawing an embodiment of the present utility model is further described:
As shown in Figure 1, crawler type single head rig coal-winning machine is mainly driven assembly 7, Department of Transportation's assembly 8 and pumping plant assembly 9 and is consisted of by drilling tool assembly 1, dreg collecting slot assembly 2, side arm assembly 3, propelling assembly 4, crawler travel assembly 5, rotary support assembly 6, drilling tool.Described drilling tool assembly 1 comprises the auger stem 11 that connects successively, first joint drilling rod 12 and intermediate drill 13; augers 11 is provided with drill bit helical blade 14; first joint drilling rod 12 and intermediate drill 13 are provided with drilling rod helical blade 15; described first joint drilling rod 12 and intermediate drill 13 inside are provided with gravity vent; drilling rod helical blade 15 outer rims adopt cross section fin ceiling 16 in T shape, the drill bit helical blade 14 top landfill hard metal tips of augers 11.Described propelling assembly 4 comprises the advance seat 46 that drives base plate 43, links to each other with driving base plate 43, be respectively equipped with two support cylinders 41 with the right and left that drives base plate 43, two support cylinders 41 are installed on front oil cylinder guide strip 42 and the rear oil cylinder guide strip 48, rear oil cylinder guide strip 48 is provided with the support leading screw 45 that support bar 44 links to each other with support bar 44, be provided with a plurality of pin-and-holes for changing support bar 44 angles in the support bar 44, the end of supporting leading screw 45 is hinged with supporting seat 49, and propelling cylinder 47 is installed on the advance seat 46; Described drilling tool assembly 1 is connected with the output shaft that drilling tool drives assembly 7, drilling tool drives assembly 7 and is installed on the driving base plate 43 that advances assembly 4, described side arm assembly 3 is by the left side of Bolt Connection at driving base plate 43, driving base plate 43 is connected on the rotary support loam cake 61 of rotary support assembly 6 by bearing pin, rotary support loam cake 61 is connected with rotary support seat 62 by the rotary support bearing, is provided with two balancing cylinders 63 between described driving base plate 43 and the rotary support loam cake 61.Rotary support seat 62 is fixed on the crawler travel assembly 5, and dreg collecting slot assembly 2 is connected in the bottom of Department of Transportation's assembly 6 by bearing pin.
Drilling tool assembly 1 is connected assembly 7 with drilling tool output shaft connects by the Wedge-type quick-connect machanism, and first joint middle 12 and intermediate drill 13 inside all are provided with gravity vent; Drill rod boring tool drives assembly 7 and is installed on the driving base plate 43 that advances assembly 4, side arm assembly 3 is by the left side of Bolt Connection at driving base plate 43, cooperate monorail crane to realize the loading and unloading of drilling rod, driving base plate 43 is connected on the rotary support loam cake 61 by bearing pin, drive between base plate 43 and the rotary support loam cake 61 and also be provided with two balancing cylinders 63, be used for the vibration and the protection rotary support bearing that produce in the balance drilling process, advance assembly 4 the right and lefts that two support cylinders 41 are set respectively, and be installed on the oil cylinder guide strip, the two ends of supporting leading screw 45 connect with support bar 44 and rear oil cylinder guide strip 48 respectively by bearing pin, be provided with many pin-and-holes in the support bar 44, be used for changing its support angle, thereby the width that adapts to the tunnel, supporting seat 49 is installed in the edge of support bar 44 by bearing pin, be used for being supported on two of tunnel and help, thereby reach the fixedly effect of unit, propelling cylinder 47 is installed on the advance seat 46, and is fixing with driving base plate 43 by bolt; Rotary support loam cake 61 and rotary support seat 62 connect by the rotary support bearing, and rotary support seat 62 is fixed on the crawler travel assembly; By regulating the support angle of support cylinder and support bar 44, drilling tool assembly 1, propelling assembly 4, drilling tool driving assembly 7 and rotary support loam cake 61 are rotated at the rotary support bearing, thereby the change drilling direction is realized further mining or stress release; Dreg collecting slot assembly 2 connects with Department of Transportation assembly 6 bottoms by bearing pin, so that the coal cinder under will adopting transports smoothly.

Claims (5)

1. crawler type single head rig coal-winning machine, comprise drilling tool assembly (1), dreg collecting slot assembly (2), side arm assembly (3), advance assembly (4), crawler travel assembly (5), rotary support assembly (6), drilling tool drives assembly (7), Department of Transportation's assembly (8) and pumping plant assembly (9), it is characterized in that: described drilling tool assembly (1) comprises the augers (11) that connects successively, first joint drilling rod (12) and intermediate drill (13), augers (11) is provided with drill bit helical blade (14), first joint drilling rod (12) and intermediate drill (13) are provided with drilling rod helical blade (15), described propelling assembly (4) comprises driving base plate (43), the advance seat (46) that links to each other with driving base plate (43), be respectively equipped with two support cylinders (41) with the right and left that drives base plate (43), two support cylinders (41) are installed on front oil cylinder guide strip (42) and the rear oil cylinder guide strip (48), rear oil cylinder guide strip (48) is provided with the support leading screw (45) that support bar (44) links to each other with support bar (44), be provided with a plurality of pin-and-holes for changing support bar (44) angle in the support bar (44), the end of supporting leading screw (45) is hinged with supporting seat (49), and propelling cylinder (47) is installed on the advance seat (46); Described drilling tool assembly (1) is connected with the output shaft that drilling tool drives assembly (7), drilling tool drives assembly (7) and is installed on the driving base plate (43) that advances assembly (4), described side arm assembly (3) is by the left side of Bolt Connection at driving base plate (43), driving base plate (43) is connected on the rotary support loam cake (61) of rotary support assembly (6) by bearing pin, rotary support loam cake (61) is connected with rotary support seat (62) by the rotary support bearing, rotary support seat (62) is fixed on the crawler travel assembly (5), and dreg collecting slot assembly (2) is connected in the bottom of Department of Transportation's assembly (6) by bearing pin.
2. a kind of crawler type single head rig coal-winning machine according to claim 1 is characterized in that: described first joint drilling rod (12) and intermediate drill (13) inside are provided with gravity vent.
3. a kind of crawler type single head rig coal-winning machine according to claim 1, it is characterized in that: described helical blade (15) outer rim is provided with cross section fin ceiling (16) in T shape.
4. a kind of crawler type single head rig coal-winning machine according to claim 1, it is characterized in that: described drill bit helical blade (14) top landfill has hard metal tip.
5. a kind of crawler type single head rig coal-winning machine according to claim 1 is characterized in that: be provided with two balancing cylinders (63) between described driving base plate (43) and the rotary support loam cake (61).
CN 201220199554 2012-05-07 2012-05-07 Crawler-type single-head drilling rig coal cutter Expired - Fee Related CN202645558U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220199554 CN202645558U (en) 2012-05-07 2012-05-07 Crawler-type single-head drilling rig coal cutter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220199554 CN202645558U (en) 2012-05-07 2012-05-07 Crawler-type single-head drilling rig coal cutter

Publications (1)

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CN202645558U true CN202645558U (en) 2013-01-02

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104405385A (en) * 2014-09-29 2015-03-11 中国矿业大学 High-dipping low seam self-walking simple drill coal mining machine and mining method thereof
CN104929517A (en) * 2015-05-22 2015-09-23 中国矿业大学 Full-hydraulic drill type pressure relieving equipment with double drill bits and pressure relieving method
CN106321098A (en) * 2016-11-18 2017-01-11 中国矿业大学 Automatic coal mining machine operation system and method based on machine vision and multi-sensor fusion
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
CN111119883A (en) * 2020-03-02 2020-05-08 中国矿业大学 Open pit coal mine end slope mining drill carriage

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104405385A (en) * 2014-09-29 2015-03-11 中国矿业大学 High-dipping low seam self-walking simple drill coal mining machine and mining method thereof
CN104405385B (en) * 2014-09-29 2016-06-08 中国矿业大学 A kind of steeply inclined thin seam self-propelled simple drill coal-winning machine and recovery method
CN104929517A (en) * 2015-05-22 2015-09-23 中国矿业大学 Full-hydraulic drill type pressure relieving equipment with double drill bits and pressure relieving method
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
CN106321098A (en) * 2016-11-18 2017-01-11 中国矿业大学 Automatic coal mining machine operation system and method based on machine vision and multi-sensor fusion
CN106321098B (en) * 2016-11-18 2018-03-16 中国矿业大学 A kind of coal-winning machine automatic operating system and method based on machine vision and Multi-sensor Fusion
CN111119883A (en) * 2020-03-02 2020-05-08 中国矿业大学 Open pit coal mine end slope mining drill carriage

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130102

Termination date: 20130507

C17 Cessation of patent right