CN219158930U - Protection device for amplitude changing mechanism of rotary drilling rig - Google Patents
Protection device for amplitude changing mechanism of rotary drilling rig Download PDFInfo
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- CN219158930U CN219158930U CN202222412549.4U CN202222412549U CN219158930U CN 219158930 U CN219158930 U CN 219158930U CN 202222412549 U CN202222412549 U CN 202222412549U CN 219158930 U CN219158930 U CN 219158930U
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Abstract
The utility model discloses a protection device for a luffing mechanism of a rotary drilling rig, relates to the technical field of luffing mechanisms of rotary drilling rigs, and aims to solve the problems that the whole structure of the existing protection device of the luffing mechanism of the rotary drilling rig is heavy and cannot adapt to the movement of a luffing cylinder for corresponding movement in the use process. The horizontal bearing plate comprises a drill rod end and a horizontal bearing plate, wherein a connecting groove is formed in the position where the drill rod end is connected with the horizontal bearing plate, the connecting groove and the drill rod end are integrally formed, the upper end of the horizontal bearing plate is provided with a cylinder end seat, and the cylinder end seat and the horizontal bearing plate are integrally formed; further comprises: the top support plate is arranged at the upper end position of the drill rod end, the top support plate and the drill rod end are integrally formed, an air cylinder is arranged between the top support plate and the air cylinder end seat, and a protective sleeve and a movable sleeve are arranged on the outer wall of the air cylinder; and the inscribed rail groove is arranged on the inner wall of the protective sleeve.
Description
Technical Field
The utility model relates to the technical field of amplitude changing mechanisms of rotary drilling rigs, in particular to a protective device for an amplitude changing mechanism of a rotary drilling rig.
Background
The rotary drilling rig is a comprehensive drilling rig, can use various bottom layers, has the characteristics of high hole forming speed, less pollution, strong maneuverability and the like, can carry out dry drilling operation by using a short spiral drill bit, can also carry out wet drilling operation by using a rotary drill bit under the condition of mud wall protection, and the amplitude changing mechanism of the rotary drilling rig is a main working mechanism of the cantilever type rotary drilling rig and is used for changing the amplitude of the rotary drilling rig, and the amplitude changing mechanism of the rotary drilling rig needs to be protected by a protecting device in the using process.
For example, the application number is: 202020476852.9 (named a protector for rotary drilling rig luffing mechanism), including protection box, movable plate, lifter plate and fixed box, the surface activity of protection box is provided with movable plate and lifter plate, the one end fixed mounting of protection box has fixed box, the removal spout has all been seted up at the front and back both ends of protection box inner wall, be swing joint between removal spout and the movable plate, the movable mouth has been seted up to the one end of protection box, the movable plate extends the protection box through the movable mouth, the constant head tank has been seted up to the bottom of protection box inner wall, the bottom of lifter plate is located the inside of constant head tank, the bottom fixed mounting of movable plate has tooth piece and two buffer blocks, the inside fixed mounting of fixed box has the motor, the output shaft fixed mounting of motor has the gear, be the joint between gear and the tooth piece, the surface of lifter plate has seted up the spacing groove, the top fixed mounting of movable plate has electric putter and fixed block, the one end fixed mounting of fixed block has the sliding block, be sliding connection between sliding block and the lifter plate, electric putter and fixed block one end and fixed block extend to the inside fixed block in proper order.
The luffing mechanism protection device of the rotary drilling rig has a heavy overall structure in the use process, and cannot adapt to the movement of the luffing cylinder to perform corresponding movement, so that the luffing mechanism protection device of the rotary drilling rig is provided.
Disclosure of Invention
The utility model aims to provide a protective device for an amplitude changing mechanism of a rotary drilling rig, which aims to solve the problems that the whole structure of the existing protective device for the amplitude changing mechanism of the rotary drilling rig is heavy and cannot adapt to the movement of an amplitude changing cylinder to perform corresponding movement in the using process.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the protective device for the amplitude changing mechanism of the rotary drilling rig comprises a drill rod end and a horizontal bearing plate block, wherein a connecting groove is formed in the connecting position of the drill rod end and the horizontal bearing plate block, the connecting groove and the drill rod end are integrally formed, the upper end of the horizontal bearing plate block is provided with a cylinder end position seat, and the cylinder end position seat and the horizontal bearing plate block are integrally formed;
further comprises:
the top support plate is arranged at the upper end position of the drill rod end, the top support plate and the drill rod end are integrally formed, an air cylinder is arranged between the top support plate and the air cylinder end seat, and a protective sleeve and a movable sleeve are arranged on the outer wall of the air cylinder;
the inner side of the protective sleeve is provided with two inner side track grooves, the inner side track grooves are provided with inner side end blocks, and the inner side track grooves are integrally formed with the protective sleeve;
the horizontal connecting rod is respectively arranged in the top support plate and the cylinder end seat, a central round rod is arranged at the central position of the horizontal connecting rod, the central round rod and the horizontal connecting rod are integrally formed, and an external round sleeve is arranged outside the central round rod;
the end position connecting rod is arranged on the outer wall of the circumscribed circular sleeve, the end position connecting rod and the circumscribed circular sleeve are integrally formed, an auxiliary bearing is arranged in the circumscribed circular sleeve, and the circumscribed circular sleeve is movably connected with the central circular rod through the auxiliary bearing.
Preferably, the inner walls of the two sides of the connecting groove are respectively provided with a bearing round groove, the two bearing round grooves and the connecting groove are integrally formed, the outer walls of the two sides of the horizontal bearing plate are respectively provided with a connecting shaft, and the connecting shafts and the horizontal bearing plate are integrally formed.
Preferably, positioning bearings are arranged in the two bearing round grooves, the positioning bearings are fixedly connected with the bearing round grooves through screws, and the horizontal bearing plate is movably connected with the two positioning bearings through two connecting shafts.
Preferably, one end of the protection sleeve is provided with a through circular groove, the through circular groove and the protection sleeve are integrally formed, and the diameter of the through circular groove is equal to the end position diameter of the movable sleeve.
Preferably, the inner part of the inner connecting end block is provided with a built-in roller, and the inner connecting end block is in rolling contact connection with the inner connecting track groove through the built-in roller.
Preferably, both ends of the horizontal connecting rod are provided with limiting shaft plates, and the limiting shaft plates and the horizontal connecting rod are integrally formed.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model protects the outer wall of the cylinder through the protective sleeve and the movable sleeve, plays a protective role, and when the piston rod of the cylinder is ejected out, the movable sleeve can move along with the ejection movement of the piston rod, also can shrink along with the shrinkage movement of the piston rod, and is always protected on the outer wall of the cylinder, thereby achieving the purpose of adapting to the movement of the variable amplitude cylinder to perform corresponding movement, improving the service life of the telescopic movement of the cylinder, and solving the problems that the whole structure of the existing protective device of the variable amplitude mechanism of the rotary drilling rig is heavy and can not adapt to the movement of the variable amplitude cylinder to perform corresponding movement in the use process.
Drawings
FIG. 1 is a schematic diagram of the whole structure of a protective device for a luffing mechanism of a rotary drilling rig;
FIG. 2 is a schematic view of the protective sleeve and the movable sleeve according to the present utility model;
FIG. 3 is a schematic view of the connection structure of the end position connecting rod and the horizontal connecting rod of the present utility model;
FIG. 4 is a schematic view of the connection structure of the drill pipe end and the horizontal carrier plate of the present utility model.
In the figure: 1. a drill rod end; 2. a horizontal carrier plate; 3. supporting the plate block; 4. a connecting groove; 5. a cylinder end seat; 6. a cylinder; 7. an end position connecting rod; 8. a limiting shaft plate; 9. a protective sleeve; 10. a movable sleeve; 11. inscribe the track groove; 12. a through circular groove; 13. inscribing an end block; 14. a roller is arranged in the inner part; 15. a horizontal link; 16. a central round bar; 17. externally connecting a round sleeve; 18. an auxiliary bearing; 19. carrying a round groove; 20. a connecting shaft; 21. and positioning the bearing.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, an embodiment of the present utility model is provided: the protection device for the amplitude changing mechanism of the rotary drilling rig comprises a drill rod end 1 and a horizontal bearing plate block 2, wherein a connecting groove 4 is formed in the connecting position of the drill rod end 1 and the horizontal bearing plate block 2, the connecting groove 4 and the drill rod end 1 are integrally formed, the upper end of the horizontal bearing plate block 2 is provided with a cylinder end position seat 5, and the cylinder end position seat 5 and the horizontal bearing plate block 2 are integrally formed;
further comprises:
the top support plate 3 is arranged at the upper end position of the drill rod end 1, the top support plate 3 and the drill rod end 1 are integrally formed, an air cylinder 6 is arranged between the top support plate 3 and the air cylinder end seat 5, and a protective sleeve 9 and a movable sleeve 10 are arranged on the outer wall of the air cylinder 6;
the inner connecting track grooves 11 are formed in the inner wall of the protective sleeve 9, two inner connecting track grooves 11 are formed in an integrated mode, the inner connecting track grooves 11 and the protective sleeve 9 are formed in an integrated mode, inner connecting end blocks 13 are arranged in the inner portions of the two inner connecting track grooves 11, and the inner connecting end blocks 13 and the inner connecting track grooves 11 are formed in an integrated mode;
the horizontal connecting rod 15 is respectively arranged in the top support plate 3 and the cylinder end seat 5, a central round rod 16 is arranged at the central position of the horizontal connecting rod 15, the central round rod 16 and the horizontal connecting rod 15 are integrally formed, and an external round sleeve 17 is arranged outside the central round rod 16;
the end position connecting rod 7 is arranged on the outer wall of the circumscribing round sleeve 17, the end position connecting rod 7 and the circumscribing round sleeve 17 are integrally formed with the cylinder 6, an auxiliary bearing 18 is arranged in the circumscribing round sleeve 17, and the circumscribing round sleeve 17 is movably connected with the center round rod 16 through the auxiliary bearing 18.
Referring to fig. 4, the inner walls of the two sides of the connecting groove 4 are respectively provided with a bearing round groove 19, the two bearing round grooves 19 and the connecting groove 4 are integrally formed, the outer walls of the two sides of the horizontal bearing plate 2 are respectively provided with a connecting shaft 20, the connecting shafts 20 and the horizontal bearing plate 2 are integrally formed, and the bearing round grooves 19 arranged on the inner walls of the two sides of the connecting groove 4 play a role in bearing the positioning bearings 21.
Referring to fig. 4, positioning bearings 21 are disposed inside the two bearing circular grooves 19, the positioning bearings 21 are fixedly connected with the bearing circular grooves 19 through screws, the horizontal bearing plate 2 is movably connected with the two positioning bearings 21 through two connecting shafts 20, and the positioning bearings 21 disposed inside the two bearing circular grooves 19 play a role in assisting the rotation of the connecting shafts 20.
Referring to fig. 2, a through circular groove 12 is formed at one end of the protection sleeve 9, the through circular groove 12 and the protection sleeve 9 are integrally formed, the diameter of the through circular groove 12 is equal to the end diameter of the movable sleeve 10, and the through circular groove 12 formed at one end of the protection sleeve 9 plays a role in facilitating the through movement of the movable sleeve 10.
Referring to fig. 2, a built-in roller 14 is disposed inside the inner joint end block 13, the inner joint end block 13 is connected with the inner joint track groove 11 in rolling contact through the built-in roller 14, and the built-in roller 14 disposed inside the inner joint end block 13 plays a role in assisting guiding movement of the inner joint end block 13.
Referring to fig. 3, limiting shaft plates 8 are disposed at two ends of the horizontal connecting rod 15, the limiting shaft plates 8 and the horizontal connecting rod 15 are integrally formed, and the limiting shaft plates 8 disposed at two ends of the horizontal connecting rod 15 play a role in limiting and clamping.
Working principle: the cylinder promotes the top support plate piece 3, and then drilling rod end 1 turns to carry out the change regulation of range, the whole in-process of cylinder activity, protection sleeve 9 and movable sleeve 10 protect on the outer wall of cylinder 6, play the guard action, the piston rod of cylinder 6 is when ejecting the activity, movable sleeve 10 can be along with the ejecting activity of piston rod and the activity, also can be along with the shrink activity of piston rod and shrink, protect on the outer wall of cylinder 6 all the time, reach the purpose that the activity that adapts to the luffing cylinder carries out corresponding activity, the life of the flexible activity of cylinder has been improved, the use work of protector that the rig luffing mechanism was used is dug soon completed.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a protector that rotary drilling rig luffing mechanism used, includes drilling rod end (1) and horizontal loading plate (2), is provided with spread groove (4) on the position that drilling rod end (1) and horizontal loading plate (2) are connected, spread groove (4) and drilling rod end (1) integrated into one piece set up, and the upper end of horizontal loading plate (2) is provided with cylinder end position seat (5), and cylinder end position seat (5) and horizontal loading plate (2) integrated into one piece set up;
the method is characterized in that: further comprises:
the top support plate (3) is arranged at the upper end position of the drill rod end (1), the top support plate (3) and the drill rod end (1) are integrally formed, an air cylinder (6) is arranged between the top support plate (3) and the air cylinder end seat (5), and a protective sleeve (9) and a movable sleeve (10) are arranged on the outer wall of the air cylinder (6);
the inner connecting track grooves (11) are formed in the inner wall of the protective sleeve (9), two inner connecting track grooves (11) are formed in an integrated mode, the inner connecting track grooves (11) and the protective sleeve (9) are formed in an integrated mode, inner connecting end blocks (13) are arranged in the inner portions of the two inner connecting track grooves (11), and the inner connecting end blocks (13) and the inner connecting track grooves (11) are formed in an integrated mode;
the horizontal connecting rod (15) is respectively arranged in the top support plate (3) and the cylinder end seat (5), a central round rod (16) is arranged at the central position of the horizontal connecting rod (15), the central round rod (16) and the horizontal connecting rod (15) are integrally formed, and an external round sleeve (17) is arranged outside the central round rod (16);
the end position connecting rod (7) is arranged on the outer wall of the circumscribing round sleeve (17), the end position connecting rod (7) and the circumscribing round sleeve (17) are integrally formed and arranged with the cylinder (6), an auxiliary bearing (18) is arranged in the circumscribing round sleeve (17), and the circumscribing round sleeve (17) is movably connected with the center round rod (16) through the auxiliary bearing (18).
2. A protective device for a rotary drilling rig luffing mechanism according to claim 1, wherein: the connecting groove comprises connecting grooves (4), wherein bearing round grooves (19) are formed in the inner walls of the two sides of the connecting grooves (4), the two bearing round grooves (19) and the connecting grooves (4) are integrally formed, connecting shafts (20) are arranged on the outer walls of the two sides of the horizontal bearing plate (2), and the connecting shafts (20) and the horizontal bearing plate (2) are integrally formed.
3. A protective device for a rotary drilling rig luffing mechanism according to claim 2, wherein: the two bearing round grooves (19) are internally provided with positioning bearings (21), the positioning bearings (21) are fixedly connected with the bearing round grooves (19) through screws, and the horizontal bearing plate (2) is movably connected with the two positioning bearings (21) through two connecting shafts (20).
4. A protective device for a rotary drilling rig luffing mechanism according to claim 1, wherein: one end of the protection sleeve (9) is provided with a through circular groove (12), the through circular groove (12) and the protection sleeve (9) are integrally formed, and the diameter of the through circular groove (12) is equal to the end position diameter of the movable sleeve (10).
5. A protective device for a rotary drilling rig luffing mechanism according to claim 1, wherein: the inner part of the inner connecting end block (13) is provided with a built-in roller (14), and the inner connecting end block (13) is connected with the inner connecting track groove (11) in a rolling contact manner through the built-in roller (14).
6. A protective device for a rotary drilling rig luffing mechanism according to claim 1, wherein: both ends of the horizontal connecting rod (15) are provided with limiting shaft plates (8), and the limiting shaft plates (8) and the horizontal connecting rod (15) are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222412549.4U CN219158930U (en) | 2022-09-13 | 2022-09-13 | Protection device for amplitude changing mechanism of rotary drilling rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222412549.4U CN219158930U (en) | 2022-09-13 | 2022-09-13 | Protection device for amplitude changing mechanism of rotary drilling rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219158930U true CN219158930U (en) | 2023-06-09 |
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ID=86614033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222412549.4U Active CN219158930U (en) | 2022-09-13 | 2022-09-13 | Protection device for amplitude changing mechanism of rotary drilling rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219158930U (en) |
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2022
- 2022-09-13 CN CN202222412549.4U patent/CN219158930U/en active Active
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