CN203669768U - Rotary drilling rig - Google Patents
Rotary drilling rig Download PDFInfo
- Publication number
- CN203669768U CN203669768U CN201320748147.XU CN201320748147U CN203669768U CN 203669768 U CN203669768 U CN 203669768U CN 201320748147 U CN201320748147 U CN 201320748147U CN 203669768 U CN203669768 U CN 203669768U
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- mast
- oil cylinder
- drilling rig
- rotary drilling
- hinged
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Abstract
The utility model relates to a rotary drilling rig which comprises a rotary platform, a mast arranged in front of the rotary platform and a luffing mechanism in transmission connection between the rotary platform and the mast. The luffing mechanism comprises an inclined supporting oil cylinder which is used for being obliquely supported between the rotary platform and the middle of the mast, and further comprises a width distance adjusting device fixed in front of the rotary platform. The width distance adjusting device is provided with an output end which moves front and back in the horizontal direction, the output end is hinged to a hinge base correspondingly arranged at the bottom of the mast. According to the scheme, the width distance adjusting device in the luffing mechanism can directly drive the bottom of the mast to move front and back in the stretching out and drawing back process, therefore, the width distance adjustment is achieved, it can be ensured that the mast is adjusted to be in the vertical state through the inclined supporting oil cylinder, the adjustable range of the width distance is large, control is convenient, the height of the mast cannot be changed, and adjustment is convenient.
Description
Technical field
The utility model relates to a kind of rotary drilling rig.
Background technology
Rotary drilling rig is the efficient pore-forming equipment of a kind of heavy caliber conventional in foundation construction, and its utilization remains that vertical drilling rod carries out directly rotation to ground and excavates, thereby forms fast the stake hole of required diameter and the degree of depth on ground.In order to ensure the accurate of a hole site, rotary drilling rig is after running gear walking puts in place, often will finely tune the position of drilling rod on mast and its, this just need to be provided for changing the jib lubbing mechanism of both level intervals between the mast of rotary drilling rig and revolving dial.
Application number is 201020564174.8, the Chinese patent of notice of authorization CN 201843510U discloses a kind of rotary drilling rig as shown in Figure 1, comprise for being installed to the revolving dial 91 on corresponding running gear, for the mast 96 of drilling rod is installed and be connected to revolving dial 91 and mast 96 between jib lubbing mechanism, jib lubbing mechanism is mainly by swing arm 93, boom cylinder 95 and diagonal brace oil cylinder 94 form, wherein one end of swing arm 93 and diagonal brace oil cylinder 94 is all hinged on the hinged pedestal 92 of revolving dial 91 upper center settings, the other end of swing arm 93 is hinged on the bottom of mast 96, the other end of diagonal brace oil cylinder 94 is hinged on the middle part of mast 96, swing arm 93, diagonal brace oil cylinder 94, between mast 96 and revolving dial 91, form quadrilateral structure.Be connected with a boom cylinder 95 at swing arm 93 upper drivings, one end of boom cylinder 95 is hinged on swing arm 93, and the other end is hinged on revolving dial 91, realizes the luffing action of mast 96 by adjusting boom cylinder 95 and diagonal brace oil cylinder 94.But, the luffing distance of existing above-mentioned jib lubbing mechanism is to be determined by swing arm 93, and swing arm 93 is hinged settings, therefore luffing distance is limited, and, luffing can have influence on the height of mast while adjustment, and then have influence on a hole depth or cause mast and the interference of running gear, be not easy to the adjustment of luffing distance, simultaneously, luffing strengthens the extended length of diagonal brace oil cylinder 94 while adjustment sometimes, thereby has affected the stability of strutting system of diagonal brace oil cylinder 94 to mast 96.
Utility model content
The purpose of this utility model is to provide a kind of rotary drilling rig that can adjust easily luffing distance.
The technical solution adopted in the utility model is: a kind of rotary drilling rig, the jib lubbing mechanism that comprises revolving dial, is arranged on the mast in revolving dial front and is in transmission connection between described revolving dial and mast, described jib lubbing mechanism comprises for tilting to be supported on the diagonal brace oil cylinder between described revolving dial and the middle part of described mast, also comprise the range adjusting device that is fixed on described revolving dial front, described range adjusting device has the output moving before and after along continuous straight runs, and described output is hinged on the corresponding hinged seat arranging of described mast foot.
Described hinged seat coordinates along the length direction guiding movement of mast with the bottom of described mast, is provided with for driving both to produce the adjustment oil cylinder of relative displacement in guide direction between described mast and described hinged seat.
Described range adjusting device is the amplitude modulation oil cylinder with cylinder body and expansion link, and described cylinder body is fixed on described revolving dial, and described expansion link is hinged on described hinged seat.
Described output has the elbow part towards front upper place bending, and described hinged seat and described range adjusting device are hinged at described elbow part.
Described rotary drilling rig has the hoist engine for lifting object, and described hoist engine arranges the rear of diagonal brace oil cylinder.
The utility model adopts technique scheme, range adjusting device in jib lubbing mechanism can directly drive the bottom of mast to seesaw and realize range adjustment while stretching, again by diagonal brace oil cylinder, can ensure that mast is adjusted to vertical state, range adjustable extent is large, be convenient to control, and can not cause the height of mast to change, easy to adjust.
Brief description of the drawings
Fig. 1 is the structural representation of mast link frame system of rotary drilling rig in prior art.
The name that in figure, each Reference numeral is corresponding is called: 91 revolving dials, 92 hinged pedestals, 93 swing arms, 94 diagonal brace oil cylinders, 95 boom cylinders, 96 masts.
Fig. 2 is the structural representation of an a kind of embodiment of rotary drilling rig in the utility model.
The name that in figure, each Reference numeral is corresponding is called: 1 walking mechanism, and 2 revolving dials, 21 pedestals, 3 masts, 4 drilling rods, 5 hinged seats, 6 diagonal brace oil cylinders, 7 amplitude modulation oil cylinders, 71 elbows, 8 adjust oil cylinder.
Detailed description of the invention
An embodiment of a kind of rotary drilling rig of the utility model as shown in Figure 2, comprises caterpillar walking mechanism 1, rotates the mast 3 that is assemblied in the revolving dial 2 of walking mechanism 1 top and is arranged on revolving dial 2 fronts.Wherein revolving dial 2 forms base, and and mast 3 between be in transmission connection by jib lubbing mechanism.
Described jib lubbing mechanism comprises that one end is hinged on the pedestal 21 that revolving dial 2 middle parts arrange, the other end is hinged on the diagonal brace oil cylinder 6 at the middle part of mast 3, and at mast 3, during in vertical state, diagonal brace oil cylinder 6 tilts to be supported between revolving dial 2 and mast 3.Jib lubbing mechanism also comprises the range adjusting device that is fixed on described revolving dial 2 fronts, described range adjusting device is the amplitude modulation oil cylinder 7 with cylinder body and expansion link, its cylinder body is fixed on revolving dial 2, and expansion link forms the output moving before and after along continuous straight runs and is hinged on the corresponding hinged seat 5 arranging in mast 3 bottoms.The front portion of expansion link has elbow 71 parts towards front upper place bending, and hinged seat 5 is hinged in described elbow 71 parts with the expansion link of amplitude modulation oil cylinder 7, thereby has optimized the stressed of amplitude modulation oil cylinder 7, can provide more stable support to mast 3.
Hinged seat 5 is provided with chute, the bottom of mast 3 is provided with the slideway corresponding with chute, hinged seat 5 is coordinated along the length direction guiding movement of mast 3 with the bottom of mast 3, between mast 3 and hinged seat 5, be also provided with and adjust oil cylinder 8, the cylinder body end of adjusting oil cylinder 8 is hinged on mast 3, expansion link front end is hinged on hinged seat 5, can drive mast 3 and hinged seat 5 in guide direction, to produce relative displacement.While carrying out luffing adjustment, adjust oil cylinder 8 expanding-contracting actions and can make mast 3 produce certain lifting, thereby the extension elongation of diagonal brace oil cylinder 6 is regulated, avoid diagonal brace oil cylinder 6 to stretch out the long stability of strutting system that causes and decline.
Rotary drilling rig also has the hoist engine for lifting object, comprise master winch and secondary elevator, its structure is prior art, no longer describe in detail herein, different from existing rotary drilling rig is, hoist engine in the utility model arranges the rear of diagonal brace oil cylinder 6, thereby avoids producing and interfering with amplitude modulation mechanism, improves the flexibility of luffing adjustment and elevation mast 3.Certainly, in other embodiments, hoist engine also can with other arranged in form, for example, be arranged on mast 3 or the front portion of revolving dial 2 by secondary hoist engine.
While needing mast 3 to carry out range adjustment in operation process, can directly control amplitude modulation oil cylinder 7 elastic, after flexible putting in place, again diagonal brace oil cylinder 6 and adjustment oil cylinder 8 suitably be adjusted, make mast 3 in vertical state, easy to adjust.
In the above-described embodiments, hinged seat 5 is guiding assemblings with mast 3, and is provided with adjustment oil cylinder 8 between the two, and diagonal brace oil cylinder 6 is to be hinged on pedestal 21.In other embodiment of the present utility model, hinged seat 5 also can be fixedly installed on mast 3, at this moment adjusting oil cylinder 8 can save, and only rely on diagonal brace oil cylinder 6 to support mast 3 and the vertically adjustment of degree, and diagonal brace oil cylinder 6 also can directly be hinged on revolving dial 2.In addition, in above-described embodiment, what range adjusting device adopted is amplitude modulation oil cylinder 7, in other embodiments, range adjusting device also can replace to other forms, for example, at revolving dial 2 front ends, the slideway extending along fore-and-aft direction is set, guiding movement assembling slide bar in slideway, the actuator that between slideway and slide bar, hydraulic cylinder, electric pushrod etc. is set again and has expanding-contracting action, can drive mast 3 to move forward and backward equally.
Claims (5)
1. a rotary drilling rig, the jib lubbing mechanism that comprises revolving dial, is arranged on the mast in revolving dial front and is in transmission connection between described revolving dial and mast, it is characterized in that: described jib lubbing mechanism comprises for tilting to be supported on the diagonal brace oil cylinder between described revolving dial and the middle part of described mast, also comprise the range adjusting device that is fixed on described revolving dial front, described range adjusting device has the output moving before and after along continuous straight runs, and described output is hinged on the corresponding hinged seat arranging of described mast foot.
2. a kind of rotary drilling rig according to claim 1, it is characterized in that: described hinged seat coordinates along the length direction guiding movement of mast with the bottom of described mast, between described mast and described hinged seat, be provided with for driving both to produce the adjustment oil cylinder of relative displacement in guide direction.
3. a kind of rotary drilling rig according to claim 1 and 2, is characterized in that: described range adjusting device is the amplitude modulation oil cylinder with cylinder body and expansion link, and described cylinder body is fixed on described revolving dial, and described expansion link is hinged on described hinged seat.
4. a kind of rotary drilling rig according to claim 1 and 2, is characterized in that: described output has the elbow part towards front upper place bending, and described hinged seat and described range adjusting device are hinged at described elbow part.
5. a kind of rotary drilling rig according to claim 1 and 2, is characterized in that: described rotary drilling rig has the hoist engine for lifting object, described hoist engine arranges the rear of diagonal brace oil cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320748147.XU CN203669768U (en) | 2013-11-25 | 2013-11-25 | Rotary drilling rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320748147.XU CN203669768U (en) | 2013-11-25 | 2013-11-25 | Rotary drilling rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203669768U true CN203669768U (en) | 2014-06-25 |
Family
ID=50966080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320748147.XU Expired - Fee Related CN203669768U (en) | 2013-11-25 | 2013-11-25 | Rotary drilling rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203669768U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105569579A (en) * | 2016-01-28 | 2016-05-11 | 宾奇荣 | Mast amplitude changing device of small rotary drilling machine |
| CN109057721A (en) * | 2018-10-18 | 2018-12-21 | 北京中车重工机械有限公司 | A kind of rotary drilling rig and its jib lubbing mechanism |
| CN111173447A (en) * | 2020-01-14 | 2020-05-19 | 安徽凤杰金属资源有限公司 | Movable drilling oil pumping unit and working method thereof |
-
2013
- 2013-11-25 CN CN201320748147.XU patent/CN203669768U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105569579A (en) * | 2016-01-28 | 2016-05-11 | 宾奇荣 | Mast amplitude changing device of small rotary drilling machine |
| CN109057721A (en) * | 2018-10-18 | 2018-12-21 | 北京中车重工机械有限公司 | A kind of rotary drilling rig and its jib lubbing mechanism |
| CN111173447A (en) * | 2020-01-14 | 2020-05-19 | 安徽凤杰金属资源有限公司 | Movable drilling oil pumping unit and working method thereof |
| CN111173447B (en) * | 2020-01-14 | 2021-02-26 | 安徽凤杰金属资源有限公司 | Movable drilling oil pumping unit and working method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140625 Termination date: 20151125 |