CN104533303B - To lie prone before a kind of mast of high pulling torque rotary drilling rig is folding formula transport structure - Google Patents

To lie prone before a kind of mast of high pulling torque rotary drilling rig is folding formula transport structure Download PDF

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Publication number
CN104533303B
CN104533303B CN201510010336.0A CN201510010336A CN104533303B CN 104533303 B CN104533303 B CN 104533303B CN 201510010336 A CN201510010336 A CN 201510010336A CN 104533303 B CN104533303 B CN 104533303B
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China
Prior art keywords
mast
prone
oil cylinder
jib lubbing
hinged
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CN201510010336.0A
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CN104533303A (en
Inventor
黎起富
湛良传
黄敏
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CHTC Jove Heavy Industry Co Ltd
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CHTC Jove Heavy Industry Co Ltd
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    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00Special methods or apparatus for drilling
    • E21B7/02Drilling rigs characterized by means for land transport with their own drive, e.g. skid mounting or wheel mounting
    • E21B7/023Drilling rigs characterized by means for land transport with their own drive, e.g. skid mounting or wheel mounting the mast being foldable or telescopically retractable
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B15/00Supports for the drilling machine, e.g. derricks or masts
    • E21B15/003Supports for the drilling machine, e.g. derricks or masts adapted to be moved on their substructure, e.g. with skidding means; adapted to drill a plurality of wells

Abstract

To lie prone before a kind of mast of high pulling torque rotary drilling rig is folding formula transport structure, comprise main frame assembly (1), front jib lubbing mechanism of lying prone (2) and mast, described mast comprises the middle mast (4) and lower mast (3) that are hinged and connect, and jib lubbing mechanism of lying prone before described is arranged on main frame assembly; The top of described lower mast (3) by mast oil cylinder (5) with described before jib lubbing mechanism of lying prone hinged, the bottom of described lower mast and described before jib lubbing mechanism of lying prone hinged, in travel position, jib lubbing mechanism of lying prone before described coordinate mast oil cylinder (5) action from backward position gradually transition to lie prone before being formula position, thus make described mast by stand up position gradually transition be the front lower place that general horizontal is positioned at main frame assembly driver's cabin slightly before with inclining, described middle mast (4) and described lower mast (3) side-foldable.The present invention has shortened the transportation lengths of high pulling torque rotary digging driller mast, and formula transport structure of lying prone before simultaneously adopting greatly reduces shipping height.

Description

To lie prone before a kind of mast of high pulling torque rotary drilling rig is folding formula transport structure
Technical field
The utility model relates to piling machinery technical field, formula transport structure of lying prone before especially a kind of mast of high pulling torque rotary drilling rig is folding.
Background technology
Rotary drilling rig is all with the folding mast of automatic lifting.Domestic rotary drilling rig market sane development in recent years, the serial model No. of rotary drilling rig is also more and more sound, moment of torsion concentrates between 4t.m to 55t.m, as shown in Figure 7, with regard to mainstream market, moment of torsion is that the rotary digging driller mast of below 32t.m supports and general adopts little gusseted, and little gusseted has following characteristics: 1, the tetrahedron that is made up of with pinned connection the triangle connector 05 of parallelogram sturcutre, left and right mast oil cylinder 03, mast and rotating disk 06 of little gusseted; 2, parallelogram forms with pinned connection by between one side of platform 01, swing arm 02, triangle connector 05 and strut 07; 3, because relative ground, position when host platform holes and main frame one body running is fixed, little triangular support is upper and lower, anterior-posterior translation to drive parallelogram sturcutre to make through amplitude oil cylinder 04, and can remain in amplitude changing process that mast is vertical and ground is constant; 4, in transportation, mast can be toppled over backward, and upper mast and catead can fold, and decrease transportation lengths.This flexible structure is light and handy, building site strong adaptability, be particularly suitable for transition and the frequent occasion of transport, but when run into into rock force pressure operating mode time, little triangular form rotary digging driller mast rocks severity, during lifting, mast distortion is also comparatively large, makes drilling quality be difficult to reach construction requirement, often occurs giving up hole phenomenon in inclined hole.
So, when hard rock operating mode is holed, high pulling torque driving, large stressed rotary drilling rig need be adopted, thus generally adopt large three-legged structure to support at the mast of the above rotary drilling rig of moment of torsion 36t.m.The large three-legged structure that large-scale rotary drilling rig adopts is supported with following characteristics: 1, large three-legged structure supports the large-scale tetrahedron be made up of luffing bearing, swing arm, left and right mast oil cylinder, lower mast and rotating disk pinned connection; 2, when amplitude oil cylinder pull arm, swing arm will rotate around the bearing pin be connected with platform, and now boring needs straightening mast again; 3, when transition is transported, mast entirety need be pulled down or pull down upper mast part by whole Transporting together with main frame of lying prone before mast; 4, complete machine transportation lengths reaches 21 meters (not containing trailer's length), highly reaches 3.93 meters (not containing trailer height), belongs to special type transportation types.This structure is steady solid, construction operation strong adaptability, be particularly suitable for the hard rock operating mode in cloud, expensive, river, Hunan, Guangdong, when entering rock and forcing pressure operating mode, large gusseted type rotary digging driller mast is obviously stablized, during lifting, mast distortion is also little, can meet building site boring high-quality construction requirement, stops inclined hole and to give up hole phenomenon.
At present, in the face of hard formation operating mode, the client of target market changes construction concept gradually, frequent appointment requires the rotary drilling rig of large triangular support, but its transport overlength, overweight, superelevation problem, during transition, building site assembling difficult problem and corresponding field control coordination problem are the common a kind of worry of main engine plants and client always.
Utility model content
For above-mentioned prior art Problems existing, the rotary drilling rig transport structure that the utility model is lain prone before providing a kind of mast to fold, effectively can solve the transport overlength of large triangular support rotary drilling rig, overweight, superelevation problem, assembling difficult problem in building site during transition.
The utility model realizes like this, to lie prone before a kind of mast of high pulling torque rotary drilling rig is folding formula transport structure, comprise main frame assembly, front jib lubbing mechanism and the mast of lying prone, described mast comprises the middle mast and lower mast that are hinged and connect, and jib lubbing mechanism of lying prone before described is arranged on main frame assembly; The top of described lower mast by mast oil cylinder and described before jib lubbing mechanism of lying prone hinged, the bottom of described lower mast and described before jib lubbing mechanism of lying prone hinged,
In travel position, jib lubbing mechanism of lying prone before described coordinate mast oil cylinder action from backward position gradually transition to lie prone before being position, thus make described mast by stand up position gradually transition be the front lower place that general horizontal is positioned at main frame assembly driver's cabin slightly before with inclining, described middle mast and described lower mast side-foldable.
Further, the oil cylinder end of described mast oil cylinder and described before the lie prone large triangle support frame of jib lubbing mechanism hinged, the topmast lifting seat that the piston end of described mast oil cylinder is fixedly mounted on middle mast middle and upper part is hinged.
Further, jib lubbing mechanism of lying prone before described comprises luffing reservation, large triangle support frame, amplitude oil cylinder and swing arm, described luffing reservation has upper link point, luffing pin joint, front pin joint and the swing arm pin joint of lying prone, the middle pin joint of large triangle support frame is articulated with the upper link point of luffing reservation, the lower link point of large triangle support frame is articulated with in luffing reservation by bearing pin and junction plate, one end of described amplitude oil cylinder is articulated with swing arm front portion, and the other end of described amplitude oil cylinder is articulated with on the luffing pin joint of luffing reservation.
Further, the swing arm of jib lubbing mechanism of lying prone before described is articulated with on main frame assembly together with luffing reservation, swing arm one end is articulated with in luffing reservation by swing arm pin joint, described lower mast by hinged seat fixing bottom it and described before the lie prone pin joint of the other end of swing arm of jib lubbing mechanism hinged, the oil cylinder end of described mast oil cylinder and described before the lie prone upper link point of large triangle support frame of jib lubbing mechanism hinged, the piston end of described mast oil cylinder is hinged with the topmast lifting seat being fixedly mounted on middle mast middle and upper part.
Further, described lower mast is provided with pressurization elevator and master winch, installs pop-up rope support and subiculum rope support in the side of lower mast, and the wire rope of described pressurization elevator and master winch is hung by pop-up rope support and subiculum rope support.
Further, install rotating seat between described middle mast and lower mast, install pop-up rope support, subiculum rope support in the side of lower mast, during travel position, middle mast horizontally rotates 180 ° and lower mast side-foldable around rotating seat.
Of the present utility model have following technique effect
1, to lie prone before having shortened large triangular support rotary drilling rig by the improvement of formula foldable mast of front lying prone formula transportation lengths, facilitate transition transport;
2, by jib lubbing mechanism of lying prone before the turnable large triangular support of improvement, formula of lying prone before reducing rotary drilling rig shipping height, facilitates transition transport;
3, two pressurization hoisting ropes fall line that large triangular support rotary drilling rig adopts is installed very complicated, and middle mast folds by the utility model, exempts to tear wire rope open while shortening transportation lengths, facilitates transition and installs.
Accompanying drawing explanation
Fig. 1 is process schematic of lying prone before the mast of the utility model embodiment high pulling torque rotary drilling rig.
Fig. 2 is formula transport structure front view of lying prone before the mast of the utility model embodiment high pulling torque rotary drilling rig folds.
Fig. 3 is formula transport structure top view of lying prone before the mast of the utility model embodiment high pulling torque rotary drilling rig folds.
Fig. 4 is that lie prone before the mast of the utility model embodiment high pulling torque rotary drilling rig the folds middle mast of formula transport structure and lower mast folds schematic diagram.
Fig. 5 be lie prone before the mast of the utility model embodiment high pulling torque rotary drilling rig folds lie prone before formula transport structure before to lie prone jib lubbing mechanism front view.
Fig. 6 is the formula transport structure travel position figure that lies prone before the mast of the utility model embodiment high pulling torque rotary drilling rig folds.
Fig. 7 is prior art small-sized rotary drilling rig mast collapsed transportable structure.
Reference numeral in above-mentioned figure:
01 platform, 02 swing arm, 03,04 mast oil cylinder, 05 triangle connector, 06 rotating disk, 07 strut
1 main frame assembly, jib lubbing mechanism of lying prone before 2,3 times masts, 4 middle masts, 5 mast oil cylinders, 6 pressurization elevators, 7 boom hoist cables, 8 unit head balladeur trains, 9 subiculum rope supports, the defeated Hing-Wah-Street-West wood of 11 fortune, 12 counterweight assemblies, 13 upper masts
2.1 luffing reservation, 2.2 large triangle support frames, 2.3 amplitude oil cylinder, 2.4 swing arms, 2.5 bearing pins
431 rotating seats, 432 pop-up rope supports, 433 bearing pins, 434 holders, 435 boom hoist cables
Detailed description of the invention
Following examples are used for the utility model is described, but are not used for limiting scope of the present utility model.
Embodiment 1
As shown in Figure 1, the mast of the present embodiment high pulling torque rotary drilling rig folding before formula transport structure of lying prone comprise main frame assembly 1, front jib lubbing mechanism 2 of lying prone, segmented mast.Described segmented mast comprises lower mast 3, middle mast 4, upper mast 13, jib lubbing mechanism 2 of lying prone before installing between main frame assembly 1 and lower mast 3.Described mast is arranged on main frame assembly front end, when needs transition is transported, before jib lubbing mechanism assembly 2 action of lying prone make segmented mast rotate to level by erectility, length and the height of complete machine is reduced as much as possible during in order to transport, first dismantle upper mast 13, namely to only include described in middle mast 4 and lower mast 3. lower mast 3 at the mast of travel position hinged by rotating seat with middle mast 4, collapsible also can be upright.
As shown in Figure 5, jib lubbing mechanism 2 of lying prone before described comprises luffing reservation 2.1, large triangle support frame 2.2, amplitude oil cylinder 2.3 and swing arm 2.4, and described luffing reservation 2.1 has upper link point, luffing pin joint, front pin joint and the swing arm pin joint of lying prone.The middle pin joint of large triangle support frame 2.2 is articulated with the upper link point of luffing reservation 2.1, the lower link point of large triangle support frame 2.2 is articulated with in luffing reservation 2.1 by bearing pin and junction plate, it is anterior that described amplitude oil cylinder 2.3 one end is articulated with swing arm 2.4, and the other end is articulated with on the luffing pin joint of luffing reservation 2.1.
The swing arm 2.4 of jib lubbing mechanism 2 of lying prone before described is articulated with on main frame assembly 1 together with luffing reservation 2.1, swing arm 2.4 one end is articulated with in luffing reservation 2.1 by swing arm pin joint, described lower mast 3 by hinged seat fixing bottom it and described before the lie prone pin joint of the other end of swing arm of jib lubbing mechanism hinged, the oil cylinder end of described left and right mast oil cylinder 5 and described before the lie prone upper link point of large triangle support frame 2.2 of jib lubbing mechanism hinged, the piston end of described left and right mast oil cylinder 5 is hinged with the topmast lifting seat being fixedly mounted on middle mast middle and upper part.
To lie prone before being illustrated in figure 5 mast erectility jib lubbing mechanism, first the upper mast of band pulley yoke is fixed on middle mast front end, amplitude oil cylinder 2.3 piston reaches extreme position and locking, amplitude oil cylinder promotes described large triangle support frame 2.2 and swings back, left and right mast oil cylinder 5 pulls the mast dish that rotates to turn to erectility, adjustment master winch wire rope state, installs unit head and drilling rod, can start working.
When needing transition, before to lie prone as shown in Figure 1 jib lubbing mechanism action, to lie prone before release the middle pin joint of large triangle support frame 2.2 of jib lubbing mechanism 2, the large triangle support frame 2.2 shrinking jib lubbing mechanism of lying prone before left and right mast oil cylinder 5 makes slowly dumps forward until level, is first dismantled with middle mast 4 upper mast 13 of band pulley yoke.As shown in Figure 4, between middle mast 4 and lower mast 3, side is provided with rotating seat 431, middle mast 4 is rotated 180 ° around rotating seat 431 and is fixed on lower mast holder 434 with bearing pin 433, the boom hoist cable 435 of described pressurization elevator is suspended on pop-up rope support 432.
Be illustrated in figure 1 mast folding before to lie prone state, when transition is transported, its job order is:
The first, rotary drilling rig is driven to one plot of field, unload drilling rod and drilling bucket;
Second, unload unit head working portion, and operate mast handle in driver's cabin and can inspire the large triangle support frame 2.2 shrinking jib lubbing mechanism of lying prone before left and right mast oil cylinder 5 makes and slowly dump forward until mast entirety is poured onto horizontal level forward, unload catead shelves reel for rope, and major and minor hoisting rope recovery is rolled;
3rd, pull down upper mast (containing catead assembly) and middle mast connecting bolt, upper mast (containing catead assembly) and drilling rod etc. are transported separately;
4th, mast handle in operation driver's cabin, erects to correct position by middle mast and lower mast part, takes the flat car mode of climbing of moveing backward to climb up flat car;
5th, mast handle in operation driver's cabin, by mast forward to horizontal level, levels up mast with stock;
6th, to lie prone before pulling up the fixed pin shaft of pin joint of lying prone before jib lubbing mechanism 2, shrink mast oil cylinder 5, large triangle support frame 2 rotates forward the luffing action of about α degree, α is obtuse angle, and mast entirety is toppled over forward, formula of lying prone before relative to main frame assembly being, in case transport superelevation, it is now the anti-overweight counterweight 12 pulling down main frame.
7th, take off middle mast and lower mast set bolt, in operation driver's cabin, drawing cylinder lever knob loosens take-up device, and folding middle mast is also fixed on lower mast holder with bearing pin, decreases transportation lengths, facilitates transition to transport.After completing transport transition, its installation process is contrary with above order.
Another improvement of the present utility model is the suspension of wire rope, as shown in Figure 4, boom hoist cable in order to avoid the elevator that pressurizes during folding middle mast disorderly with broken lot to the damage of wire rope, in the side of lower mast 3, pop-up rope support 432, subiculum rope support 9 are installed, during travel position, middle mast 4 rotates 180 ° around rotating seat 431 and folds with lower mast 3, and the wire rope of pressurization elevator 6 is hung by upper and lower holder rope support.
In the present embodiment, the upper mast 13 length 7.8m of segmentation mast, middle mast length 4m, lower mast pole length is 12m, pulley yoke length 1m, and the segmentation mast pulley yoke top of erectility is to ground height overall 26.3m, in level, disassemble the band upper mast 13 of pulley yoke and middle mast 4 folding after, after folding, transportation lengths is the air line distance of top to the rear end of the rear end counterweight assembly 12 of main frame assembly 1 of lower mast 3, is 18.7m.In level, owing to lying prone before mast, mast height roughly with the turntable height of main frame assembly on a horizontal plane, greatly reduce shipping height.
Of the present utility model have following technique effect:
1, to lie prone before having shortened large triangular support rotary drilling rig by the improvement of formula foldable mast of front lying prone formula transportation lengths, facilitate transition transport;
2, by jib lubbing mechanism of lying prone before the turnable large triangular support of improvement, reduce the shipping height of rotary digging driller mast, facilitate transition transport;
3, two pressurization hoisting ropes fall line that large triangular support rotary drilling rig adopts is installed very complicated, and middle mast folds by the utility model, exempts to tear wire rope open while shortening transportation lengths, facilitates transition and installs.
The utility model can reduce workload and the work degree that cost of transportation expense decreases integral installation simultaneously.

Claims (6)

1. the mast of a high pulling torque rotary drilling rig folding before to lie prone formula transport structure, comprise main frame assembly (1), front jib lubbing mechanism of lying prone (2) and mast, described mast comprises the middle mast (4) and lower mast (3) that are hinged and connect, and jib lubbing mechanism of lying prone before described is arranged on main frame assembly; The top of described lower mast (3) by mast oil cylinder (5) with described before jib lubbing mechanism of lying prone hinged, the bottom of described lower mast and described before jib lubbing mechanism of lying prone hinged, it is characterized in that:
In travel position, jib lubbing mechanism (2) of lying prone before described coordinate mast oil cylinder (5) action from backward position gradually transition to lie prone before being position, thus make described mast by stand up position gradually transition be the front lower place that general horizontal is positioned at main frame assembly driver's cabin slightly before with inclining, described middle mast (4) and described lower mast (3) side-foldable.
2. the mast of a kind of high pulling torque rotary drilling rig according to claim 1 folding before to lie prone formula transport structure, it is characterized in that, the oil cylinder end of described mast oil cylinder (5) and described before the lie prone large triangle support frame (2.2) of jib lubbing mechanism hinged, the topmast lifting seat that the piston end of described mast oil cylinder (5) is fixedly mounted on middle mast middle and upper part is hinged.
3. the mast of a kind of high pulling torque rotary drilling rig according to claim 1 folding before to lie prone formula transport structure, it is characterized in that, jib lubbing mechanism (2) of lying prone before described comprises luffing reservation (2.1), large triangle support frame (2.2), amplitude oil cylinder (2.3) and swing arm (2.4), described luffing reservation (2.1) has upper link point, luffing pin joint, before to lie prone pin joint and swing arm pin joint, the middle pin joint of large triangle support frame (2.2) is articulated with the upper link point of luffing reservation (2.1), the lower link point of large triangle support frame (2.2) is articulated with in luffing reservation (2.1) by bearing pin and junction plate, one end of described amplitude oil cylinder (2.3) is articulated with swing arm (2.4) front portion, the other end of described amplitude oil cylinder (2.3) is articulated with on the luffing pin joint of luffing reservation (2.1).
4. the mast of a kind of high pulling torque rotary drilling rig according to claim 3 folding before to lie prone formula transport structure, it is characterized in that, the swing arm of jib lubbing mechanism (2) of lying prone before described is articulated with on main frame assembly (1) together with luffing reservation, swing arm one end is articulated with in luffing reservation by swing arm pin joint, described lower mast (3) by hinged seat fixing bottom it and described before the lie prone pin joint of the other end of swing arm of jib lubbing mechanism hinged, the oil cylinder end of described mast oil cylinder (5) and described before the lie prone upper link point of large triangle support frame of jib lubbing mechanism hinged, the piston end of described mast oil cylinder (5) is hinged with the topmast lifting seat being fixedly mounted on middle mast middle and upper part.
5. the mast of a kind of high pulling torque rotary drilling rig according to claim 1 folding before to lie prone formula transport structure, it is characterized in that, described lower mast (3) is provided with pressurization elevator (6) and master winch, install pop-up rope support (432) and subiculum rope support (9) in the side of lower mast, the wire rope of described pressurization elevator and master winch is hung by pop-up rope support (432) and subiculum rope support (9).
6. the mast of a kind of high pulling torque rotary drilling rig according to claim 1 folding before to lie prone formula transport structure, it is characterized in that, rotating seat (431) is installed between described middle mast (4) and lower mast (3), in the side of lower mast (3), pop-up rope support (432), subiculum rope support (9) are installed, during travel position, middle mast (4) horizontally rotates 180 ° and lower mast (3) side-foldable around rotating seat (431).
CN201510010336.0A 2015-01-09 2015-01-09 To lie prone before a kind of mast of high pulling torque rotary drilling rig is folding formula transport structure Active CN104533303B (en)

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104790878B (en) * 2015-04-28 2017-01-11 湖南佳耀天拓钻探机械有限公司 Folded type long-stroke drilling machine

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CN202401982U (en) * 2011-11-28 2012-08-29 河南省三力机械制造有限公司 Rotary drilling rig with luffing mechanism
CN102720428A (en) * 2012-06-26 2012-10-10 上海中联重科桩工机械有限公司 Rotary drilling rig and method for loading same
CN202970495U (en) * 2012-10-31 2013-06-05 河南省三力机械制造有限公司 Long spiral drilling rig and folding mast thereof
CN204571852U (en) * 2015-01-09 2015-08-19 恒天九五重工有限公司 To lie prone before a kind of mast of high pulling torque rotary drilling rig is folding formula transport structure

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US20070074460A1 (en) * 2005-08-11 2007-04-05 National-Oilwell, L.P. Portable drilling mast structure

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Publication number Priority date Publication date Assignee Title
CN202202817U (en) * 2011-08-31 2012-04-25 北京市三一重机有限公司 Rotary drilling rig
CN202401982U (en) * 2011-11-28 2012-08-29 河南省三力机械制造有限公司 Rotary drilling rig with luffing mechanism
CN102720428A (en) * 2012-06-26 2012-10-10 上海中联重科桩工机械有限公司 Rotary drilling rig and method for loading same
CN202970495U (en) * 2012-10-31 2013-06-05 河南省三力机械制造有限公司 Long spiral drilling rig and folding mast thereof
CN204571852U (en) * 2015-01-09 2015-08-19 恒天九五重工有限公司 To lie prone before a kind of mast of high pulling torque rotary drilling rig is folding formula transport structure

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