CN213016205U - Luffing mechanism for rotary drilling rig - Google Patents
Luffing mechanism for rotary drilling rig Download PDFInfo
- Publication number
- CN213016205U CN213016205U CN202021065196.XU CN202021065196U CN213016205U CN 213016205 U CN213016205 U CN 213016205U CN 202021065196 U CN202021065196 U CN 202021065196U CN 213016205 U CN213016205 U CN 213016205U
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- Prior art keywords
- fixedly connected
- hydraulic
- gear
- support
- shell
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- 238000005553 drilling Methods 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 title claims abstract description 17
- 238000007789 sealing Methods 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 4
- 230000009467 reduction Effects 0.000 abstract description 5
- 238000010276 construction Methods 0.000 description 3
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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Abstract
The utility model discloses a luffing mechanism for a rotary drilling rig, which comprises a vehicle body, wherein one end of the vehicle body is fixedly connected with a main support, a slide block is arranged in the middle of the main support, two sides of the main support are fixedly connected with a first hydraulic cylinder, one end of the first hydraulic cylinder is provided with a first hydraulic rod in an extending way, the other end of the first hydraulic rod is fixedly connected with the sliding block, one end of the main support is rotatably connected with a bracket, the other end of the bracket is rotatably connected with a mast, the upper end of the sliding block is rotatably connected with a second hydraulic cylinder, the upper end of the second hydraulic cylinder is provided with a second hydraulic rod in an extending way, the other end of the second hydraulic rod is rotatably connected with the side wall of the lower part of the mast, a hydraulic motor is arranged in one end of the bracket, the hydraulic motor is characterized in that speed reduction devices are fixedly connected to the two sides of the hydraulic motor, and the other ends of the speed reduction devices are fixedly connected with the inner wall of the support. The utility model discloses in, can conveniently control the range of mast.
Description
Technical Field
The utility model relates to a dig soon and bore the field, especially relate to a dig soon and bore with luffing mechanism.
Background
The rotary drilling is a construction process suitable for hole forming operation in building foundation engineering. The drilling machine is widely used for foundation construction projects such as municipal construction, highway bridges and high-rise buildings, is matched with different drilling tools, and is suitable for the hole forming operation of dry (short spiral) or wet (rotary bucket) and rock strata (core drill).
The amplitude of a mast of the conventional rotary drilling rig is inconvenient to control, and the adjustable amplitude variation range is small.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art, and providing a rotary drilling luffing mechanism.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a luffing mechanism for a rotary drilling rig comprises a vehicle body, wherein one end of the vehicle body is fixedly connected with a main support, the middle part of the main support is provided with a slide block, two side ends of the slide block penetrate through two sides of the main support, two sides of the main support are fixedly connected with first hydraulic cylinders, one end of each first hydraulic cylinder is provided with a first hydraulic rod in an extending way, the other end of the first hydraulic rod is fixedly connected with the sliding block, one end of the main support is rotatably connected with a bracket, the other end of the bracket is rotationally connected with a mast, the upper end of the sliding block is rotationally connected with a second hydraulic cylinder, the upper end of the second hydraulic cylinder is provided with a second hydraulic rod in an extending way, the other end of the second hydraulic rod is rotationally connected with the side wall at the lower part of the mast, the hydraulic motor is arranged in one end of the support, the two sides of the hydraulic motor are fixedly connected with the speed reducing device, and the other end of the speed reducing device is fixedly connected with the inner wall of the support.
As a further description of the above technical solution:
the speed reducer comprises a shell, a first gear is fixedly connected to the inner wall of the shell, a rotating disc is arranged inside the shell and on one side of the first gear, and a first rotating shaft and a second rotating shaft which penetrate through the shell are arranged at two ends of the hydraulic motor in an extending mode.
As a further description of the above technical solution:
one side of rolling disc just is close to first pivot equiangular fixedly connected with third pivot, the lateral wall of third pivot rotates and is connected with the second gear, the lateral wall fixedly connected with third gear of first pivot.
As a further description of the above technical solution:
the second gear is meshed with the first gear and the third gear.
As a further description of the above technical solution:
the one end of shell just keeps away from hydraulic motor and is provided with the apron, the edge of apron is provided with fixing bolt and apron and passes through fixing bolt and shell fixed connection.
As a further description of the above technical solution:
the hydraulic motor fixedly connected with second pivot is just kept away from in one side middle part of rolling disc, the other end of second pivot runs through apron and the one end fixed connection who props with the main tributary.
As a further description of the above technical solution:
a sealing ring is arranged between the shell and the cover plate and is made of rubber.
The utility model discloses following beneficial effect has:
the utility model discloses, start first pneumatic cylinder, first hydraulic stem stretches out or retracts to control slider's position starts the second pneumatic cylinder, and the second hydraulic stem stretches out or retracts, and the hydraulic motor action is through decelerator, thereby control support's rotation, through first pneumatic cylinder, second pneumatic cylinder and support coordinated control, can realize the control of mast range.
Drawings
Fig. 1 is a side view of a luffing mechanism for a rotary drilling rig according to the present invention;
fig. 2 is a schematic top view of a bracket of a luffing mechanism for a rotary drilling rig according to the present invention;
fig. 3 is the utility model provides a dig soon and bore decelerator of using luffing mechanism with schematic diagram of cutting a section.
Illustration of the drawings:
1. a vehicle body; 2. a first hydraulic cylinder; 3. a first hydraulic lever; 4. a main support; 5. a slider; 6. a support; 7. a mast; 8. a second hydraulic rod; 9. a second hydraulic cylinder; 10. a hydraulic motor; 11. a reduction gear; 12. a first rotating shaft; 13. a housing; 14. a first gear; 15. a second gear; 16. rotating the disc; 17. a seal ring; 18. a cover plate; 19. fixing the bolt; 20. a second rotating shaft; 21. a third rotating shaft; 22. a third gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides an embodiment: a luffing mechanism for a rotary drilling rig comprises a vehicle body 1, wherein one end of the vehicle body 1 is fixedly connected with a main support 4, the middle part of the main support 4 is provided with a slide block 5, two side ends of the slide block 5 penetrate through two sides of the main support 4, two sides of the main support 4 are fixedly connected with first hydraulic cylinders 2, one end of each first hydraulic cylinder 2 extends to be provided with a first hydraulic rod 3, the other end of each first hydraulic rod 3 is fixedly connected with the slide block 5, one end of the main support 4 is rotatably connected with a support 6, the other end of each support 6 is rotatably connected with a mast 7, the upper end of each slide block 5 is rotatably connected with a second hydraulic cylinder 9, the upper end of each second hydraulic cylinder 9 extends to be provided with a second hydraulic rod 8, the other end of each second hydraulic rod 8 is rotatably connected with the lower side wall of the mast 7, a hydraulic motor 10 is arranged, the other end of reduction gear 11 all with the inner wall fixed connection of support 6, start first pneumatic cylinder 2, first hydraulic stem 3 stretches out or retracts, thereby control slider 5's position, start second pneumatic cylinder 9, second hydraulic stem 8 stretches out or retracts, hydraulic motor 10 moves, through reduction gear 11, thereby control support 6's rotation, through first pneumatic cylinder 2, second pneumatic cylinder 9 and support 6 coordinated control, can realize the control of 7 ranges of mast.
The speed reducer 11 comprises a shell 13, a first gear 14 is fixedly connected to the inner wall of the shell 13, a rotating disc 16 is arranged inside the shell 13 and on one side of the first gear 14, a first rotating shaft 12 is arranged at each of two ends of the hydraulic motor 10 in an extending manner, the first rotating shaft 12 penetrates into the shell 13, a third rotating shaft 21 is fixedly connected to one side of the rotating disc 16 and close to the first rotating shaft 12 at an equal angle, a second gear 15 is rotatably connected to the side wall of the third rotating shaft 21, a third gear 22 is fixedly connected to the side wall of the first rotating shaft 12, the second gear 15 is meshed with the first gear 14 and the third gear 22, a cover plate 18 is arranged at one end of the shell 13 and far away from the hydraulic motor 10, a fixing bolt 19 is arranged at the edge of the cover plate 18, the cover plate 18 is fixedly connected with the shell 13 through the fixing bolt 19, and a second rotating shaft 20 is fixedly connected to the middle, the other end of the second rotating shaft 20 penetrates the cover plate 18 and is fixedly connected with one end of the main support 4, a sealing ring 17 is arranged between the shell 13 and the cover plate 18, and the sealing ring 17 is made of rubber.
The working principle is as follows: the utility model discloses during the use, start first pneumatic cylinder 2, first hydraulic stem 3 stretches out or retracts to the position of control slider 5 starts second pneumatic cylinder 9, and second hydraulic stem 8 stretches out or retracts, and hydraulic motor 10 moves, through decelerator 11, thereby the rotation of control support 6, through first pneumatic cylinder 2, second pneumatic cylinder 9 and 6 coordinated control of support, can realize the control of 7 ranges of mast.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. The utility model provides a dig soon and bore with luffing mechanism, includes automobile body (1), its characterized in that: one end of the vehicle body (1) is fixedly connected with a main support (4), a sliding block (5) is arranged in the middle of the main support (4), two side ends of the sliding block (5) penetrate through two sides of the main support (4), two sides of the main support (4) are fixedly connected with first hydraulic cylinders (2), one end of each first hydraulic cylinder (2) extends to be provided with a first hydraulic rod (3), the other end of each first hydraulic rod (3) is fixedly connected with the corresponding sliding block (5), one end of each main support (4) is rotatably connected with a support (6), the other end of each support (6) is rotatably connected with a mast (7), the upper end of each sliding block (5) is rotatably connected with a second hydraulic cylinder (9), the upper end of each second hydraulic cylinder (9) extends to be provided with a second hydraulic rod (8), and the other end of each second hydraulic rod (8) is rotatably connected with the lower side wall of the mast (7), the hydraulic support is characterized in that a hydraulic motor (10) is arranged inside one end of the support (6), two sides of the hydraulic motor (10) are fixedly connected with a speed reducing device (11), and the other end of the speed reducing device (11) is fixedly connected with the inner wall of the support (6).
2. The luffing mechanism for the rotary drilling rig according to claim 1, wherein: decelerator (11) include shell (13), the inner wall fixedly connected with first gear (14) of shell (13), the inside of shell (13) and be provided with rolling disc (16) in one side of first gear (14), the both ends of hydraulic motor (10) all extend and are provided with first pivot (12) and run through to the inside of shell (13).
3. The luffing mechanism for the rotary drilling rig according to claim 2, wherein: one side of rolling disc (16) just is close to first pivot (12) equiangular fixedly connected with third pivot (21), the lateral wall of third pivot (21) rotates and is connected with second gear (15), the lateral wall fixedly connected with third gear (22) of first pivot (12).
4. The luffing mechanism for the rotary drilling rig according to claim 3, wherein: the second gear (15) is meshed with the first gear (14) and the third gear (22).
5. The luffing mechanism for the rotary drilling rig according to claim 2, wherein: one end of the shell (13) is provided with a cover plate (18) far away from the hydraulic motor (10), a fixing bolt (19) is arranged at the edge of the cover plate (18), and the cover plate (18) is fixedly connected with the shell (13) through the fixing bolt (19).
6. The luffing mechanism for the rotary drilling rig according to claim 2, wherein: the middle part of one side of the rotating disc (16) is far away from the hydraulic motor (10) and is fixedly connected with a second rotating shaft (20), and the other end of the second rotating shaft (20) penetrates through the cover plate (18) and is fixedly connected with one end of the main support (4).
7. The luffing mechanism for the rotary drilling rig according to claim 5, wherein: a sealing ring (17) is arranged between the shell (13) and the cover plate (18), and the sealing ring (17) is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021065196.XU CN213016205U (en) | 2020-06-10 | 2020-06-10 | Luffing mechanism for rotary drilling rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021065196.XU CN213016205U (en) | 2020-06-10 | 2020-06-10 | Luffing mechanism for rotary drilling rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213016205U true CN213016205U (en) | 2021-04-20 |
Family
ID=75493786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021065196.XU Expired - Fee Related CN213016205U (en) | 2020-06-10 | 2020-06-10 | Luffing mechanism for rotary drilling rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213016205U (en) |
-
2020
- 2020-06-10 CN CN202021065196.XU patent/CN213016205U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210420 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |