Drill rod filter element hoisting device for drilling top drive
By designing a drill rod filter element hoisting device for drilling top drive including guide wheels, draw ropes, hinges, motors, clamping rods and guide frames, the problem of easy swing of the lifting device in large wind environments is solved, and the stable lifting and rotation of the drill rod filter element is achieved through clamping of the clamping rods and driving the motor, which improves the safety and efficiency of the lifting.
Patent Information
- Application Number
- CN202421932758.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-12
- Publication Date
- 2025-05-09
- Estimated Expiration
- 2034-08-12
AI Technical Summary
In environments with high wind force, the existing drill rod filter element hoisting device for drilling top drive is prone to swing, causing collision damage to things; while the drill rod filter element is inconvenient for connecting the lifting ring, resulting in inconvenient lifting.
A drill rod filter element hoisting device for drilling top drive including a connecting seat, a guide wheel, a draw rope, a mounting base, a hinge rod, a motor, a connecting block, a clamp rod, a guide frame, a clamp assembly and a telescopic cylinder is designed. The motor drives the connecting block to rotate the drill rod filter element, and the cooperation between the clamp rod and the guide frame achieves a stable limit on the drill rod filter element to avoid slipping.
It effectively avoids collision damage caused by swing in environments with high wind force, and realizes stable lifting and rotation of the drill rod filter element through clamping rod and driving the motor, improving the safety and efficiency of lifting.
Smart Images
Figure CN222846299U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of drill pipe filter core replacement, in particular to a drill pipe filter core hoisting device for top drive of drilling. Background Art
[0002] Drill pipe filter is commonly known as drill pipe filter, and its English name is drillpipe. It is suitable for filtering drilling fluid and mud in petroleum geological drilling, protecting MWD instruments, etc. It consists of three parts: filter screen, joint and handle, which are connected by threads.
[0003] Although the existing drilling top drive drill pipe filter lifting device can be lifted by a pull rope, it is greatly affected by the environment and is prone to swing in some windy environments, which can easily cause collision damage to objects; in addition, most of the existing ones use lifting rings for lifting, and the drill pipe filter is not convenient for connecting with lifting rings. Utility Model Content
[0004] 1. Technical Problems Solved
[0005] The technical problem to be solved by the utility model is that the drill pipe filter element is prone to swinging in an environment with strong wind, which in turn easily causes collision damage to objects; and the drill pipe filter element is not convenient for connecting with a lifting ring.
[0006] 2. Technical Solution
[0007] To solve the above technical problems, the technical solution provided by the utility model is: a drill pipe filter element lifting device for drilling top drive, comprising a connecting seat, a guide wheel rotatably connected to the connecting seat, a pull rope surrounded by the guide wheel, the other end of the pull rope is connected to a mounting seat, first hinge rods are hinged on both sides of the connecting seat, a second hinge rod is hinged on the other end of the first hinge rod, and the other end of the second hinge rod is hinged to the mounting seat, a motor is connected to the mounting seat, the power output end of the motor rotates through the mounting seat and is connected to a connecting block at the end, a plurality of clamping rods are hinged on the connecting block in the circumferential direction, a guide frame is provided below the connecting block, a clamping assembly that can drive the clamping rod for clamping is connected to the guide frame, a first telescopic cylinder is connected to the bottom end of the guide frame, and a limit frame is connected to the power end of the first telescopic cylinder.
[0008] Furthermore, the clamping assembly includes a second telescopic cylinder connected between the guide frame and the connecting block, the connecting block is hingedly provided with a third hinge rod evenly distributed in the circumference, a plurality of first sliding holes are evenly distributed on the guide frame, a slider is slidably connected on the first sliding hole, the top of the slider is hinged to the other end of the third hinge rod, and the bottom of the slider is connected to the clamping rod, and by starting the second telescopic cylinder, the second telescopic cylinder drives the connecting block up and down, and the connecting block drives the third hinge rod, and the third hinge rod drives the clamping rod to move closer or farther away from each other through the sliding cooperation between the slider and the first sliding hole, so that the clamping rod can clamp and limit the drill pipe filter element joint in the circumference.
[0009] Furthermore, the limit frame is similar in structure to the guide frame, and the limit frame is provided with a plurality of second sliding holes which are relatively connected in the circumferential direction, the second sliding holes cooperate with the clamping rod, and the first sliding holes and the second sliding holes are no less than three groups and are relatively arranged, so as to facilitate stable clamping of the clamping rod and the drill rod filter element, and through the sliding cooperation between the first sliding hole and the slider and the second sliding hole and the clamping rod, the clamping rod can slide along the direction of the first sliding hole with the slider, and at the same time, the clamping rod can slide up and down through the second sliding hole, so as to facilitate the bottom end of the limit frame to abut against the top end of the drill rod filter element.
[0010] Furthermore, a limit rod is connected to the inner side of the bottom end of the clamping rod, and a roller is rotatably connected to the free end of the limit rod. Through the coordinated arrangement of the limit rod and the roller, the limit rod can support the bottom end of the drill rod filter element joint, and then the limit frame is driven downward by starting the first telescopic cylinder, so that the drill rod filter element joint is limited between the limit rod and the limit frame.
[0011] Furthermore, anti-skid shock-absorbing pads are connected to the inner side of the clamp rod and the bottom end of the limit frame. The provision of anti-skid shock-absorbing pads facilitates increasing the friction between the inner side of the clamp rod and the bottom end of the limit frame and the drill pipe filter element joint, thereby improving the clamping stability.
[0012] 3. Beneficial Effects
[0013] The advantages of the utility model compared with the prior art are:
[0014] The mounting seat is hoisted by the pull rope through the coordinated arrangement of the connecting seat, guide wheel, pull rope, mounting seat, first hinge rod, second hinge rod, motor, connecting block, clamp rod, guide frame, clamping assembly, first telescopic cylinder and limit frame, and the coordinated arrangement of the first hinge rod and the second hinge rod facilitates the guidance of the mounting seat in the up and down process, so as to avoid the mounting seat from swinging due to external wind force and other factors when hoisting the drill pipe filter element, causing collision damage to surrounding objects; the motor can drive the connecting block to drive the drill pipe filter element to rotate; the coordinated arrangement of the clamp rod, guide frame, clamping assembly, first telescopic cylinder and limit frame facilitates the stable limitation of the drill pipe filter element to avoid the drill pipe filter element from slipping. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 The utility model is a structural schematic diagram of a drill pipe filter element hoisting device for a top drive of a well drilling.
[0016] Figure 2 The utility model is a top view structural schematic diagram of a drill pipe filter element hoisting device for a top drive of a well drilling.
[0017] Figure 3 The utility model is a cross-sectional structural schematic diagram of AA in a drill pipe filter element hoisting device for a top drive of a well drilling.
[0018] Figure 4 yes Figure 3 Schematic diagram of the enlarged structure of B.
[0019] As shown in the figure: 1. connecting seat, 2. guide wheel, 3. pull rope, 4. mounting seat, 5. first hinge rod, 6. second hinge rod, 7. motor, 8. connecting block, 9. clamping rod, 10. guide frame, 11. first telescopic cylinder, 12. limiting frame, 13. second telescopic cylinder, 14. third hinge rod, 15. first sliding hole, 16. slider, 17. second sliding hole, 18. limiting rod, 19. roller, 20. anti-slip shock-absorbing pad. DETAILED DESCRIPTION
[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.
[0021] Embodiment 1
[0022] Combined with Figure 1 , Figure 2 and Figure 3A drilling pipe filter element hoisting device for top drive of drilling, comprising a connecting seat 1, a guide wheel 2 is rotatably connected to the connecting seat 1, a pull rope 3 is arranged around the guide wheel 2, the other end of the pull rope 3 is connected to a mounting seat 4, first hinge rods 5 are respectively hinged on both sides of the connecting seat 1, a second hinge rod 6 is hinged on the other end of the first hinge rod 5, the other end of the second hinge rod 6 is hinged to the mounting seat 4, a motor 7 is connected to the mounting seat 4, the power output end of the motor 7 rotates through the mounting seat 4 and is connected to a connecting block 8 at the end, the connecting block 8 is circumferentially hinged with a plurality of clamping rods 9, a limit rod 18 is connected to the inner side of the bottom end of the clamping rod 9, and the limit rod 18 is connected to the inner side of the bottom end of the clamping rod 9. A roller 19 is rotatably connected to the free end of the rod 18, an anti-slip shock-absorbing pad 20 is connected to the inner side of the clamping rod 9 and the bottom end of the limit frame 12, a guide frame 10 is provided below the connecting block 8, a clamping assembly that can drive the clamping rod 9 for clamping is connected to the guide frame 10, the clamping assembly includes a second telescopic cylinder 13 connected between the guide frame 10 and the connecting block 8, the connecting block 8 is evenly hinged with a third hinge rod 14 in the circumferential direction, a plurality of first sliding holes 15 are evenly connected to the guide frame 10, a slider 16 is slidably connected to the first sliding hole 15, the top end of the slider 16 is hinged to the other end of the third hinge rod 14, and the bottom end of the slider 16 is connected to the clamping rod 9.
[0023] Through the coordinated arrangement of the connecting seat 1, the guide wheel 2, the pull rope 3, the mounting seat 4, the first hinge rod 5, the second hinge rod 6, the motor 7, the connecting block 8, the clamping rod 9, the guide frame 10, the clamping assembly, the first telescopic cylinder 11, and the limit frame 12 in the above structure, the mounting seat 4 is hoisted through the pull rope 3, and the coordinated arrangement of the first hinge rod 5 and the second hinge rod 6 facilitates the guidance of the up and down process of the mounting seat 4, so as to avoid the mounting seat 4 from swinging due to external wind force and other factors when hoisting the drill pipe filter element, causing collision and injury to the surrounding objects; the motor 7 can drive the connecting block 8 to drive the drill pipe filter element to rotate; the clamping rod 9, the guide frame 10, the clamping assembly, the first telescopic cylinder 11, and the limit frame 12 The coordinated setting facilitates stable limiting of the drill rod filter element to prevent the drill rod filter element from slipping. By starting the second telescopic cylinder 13, the second telescopic cylinder 13 drives the connecting block 8 up and down, and the connecting block 8 drives the third hinge rod 14. The third hinge rod 14 drives the clamping rod 9 to move closer or farther away from each other through the sliding cooperation of the slider 16 and the first sliding hole 15, so that the clamping rod 9 can clamp and limit the top of the drill rod filter element in the circumferential direction. The coordinated setting of the limiting rod 18 and the roller 19 allows the limiting rod 18 to support the bottom end of the drill rod filter element joint. The setting of the anti-slip shock-absorbing pad 20 facilitates increasing the friction between the inner side of the clamping rod 9 and the bottom end of the limiting frame 12 and the drill rod filter element joint, thereby improving the stability of clamping.
[0024] Embodiment 2
[0025] Combined with Figure 4The bottom end of the guide frame 10 is connected to a first telescopic cylinder 11, and the power end of the first telescopic cylinder 11 is connected to a limit frame 12. The limit frame 12 has a similar structure to the guide frame 10. The limit frame 12 is circumferentially connected to a plurality of second sliding holes 17, and the second sliding holes 17 cooperate with the clamping rod 9. There are no less than three groups of the first sliding holes 15 and the second sliding holes 17 and they are arranged relatively.
[0026] The coordinated arrangement of the clamping rod 9, the first telescopic cylinder 11 and the limiting frame 12 in the above structure facilitates the stable limiting of the drill pipe filter element to prevent the drill pipe filter element from slipping.
[0027] The specific usage is as follows:
[0028] First, place the drill pipe filter element joint upward so that the drill pipe filter element joint is located between the clamping rod 9, the limiting rod 18 and the limiting frame 12;
[0029] Then, by starting the second telescopic cylinder 13, the second telescopic cylinder 13 drives the connecting block 8 up and down, the connecting block 8 drives the third hinge rod 14, the third hinge rod 14 drives the clamping rod 9 to approach each other through the sliding cooperation between the slider 16 and the first sliding hole 15, and the clamping rod 9 drives the limiting rod 18 to approach each other to support the lower end surface of the drill pipe filter element joint until the inner side of the clamping rod 9 is limited in the circumferential direction of the drill pipe filter element joint;
[0030] Next, by starting the first telescopic cylinder 11, the first telescopic cylinder 11 drives the limit frame 12 downward to abut against the upper end surface of the drill pipe filter element joint, so that the drill pipe filter element joint is limited between the limit rod 18 and the limit frame 12;
[0031] Finally, by starting the pull rope 3, the pull rope 3 drives the drill pipe filter element upward for hoisting, and the first hinge rod 5 and the second hinge rod 6 are arranged in a coordinated manner to guide the pull rope 3 to avoid the influence of external forces such as wind on surrounding objects;
[0032] At the same time, the motor 7 can be started to drive the connecting block 8 to rotate the drill pipe filter element, so as to facilitate the adjustment of the installation position.
[0033] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.
[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
[0035] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.
Claims
1. A drilling pipe filter element hoisting device for a top drive of a well, comprising a connecting seat (1), a guide wheel (2) rotatably connected to the connecting seat (1), a pull rope (3) surrounding the guide wheel (2), and a mounting seat (4) connected to the other end of the pull rope (3), characterized in that: The two sides of the connecting seat (1) are respectively hinged with a first hinge rod (5), the other end of the first hinge rod (5) is hinged with a second hinge rod (6), the other end of the second hinge rod (6) is hinged to the mounting seat (4), the mounting seat (4) is connected with a motor (7), the power output end of the motor (7) rotates through the mounting seat (4) and is connected with a connecting block (8) at the end, the connecting block (8) is hinged with a plurality of clamping rods (9) in the circumferential direction, a guide frame (10) is provided below the connecting block (8), a clamping assembly that can drive the clamping rod (9) to clamp is connected to the guide frame (10), the bottom end of the guide frame (10) is connected with a first telescopic cylinder (11), and the power end of the first telescopic cylinder (11) is connected with a limit frame (12).
2. A drilling pipe filter element hoisting device for top drive of drilling according to claim 1, characterized in that: The clamping assembly comprises a second telescopic cylinder (13) connected between the guide frame (10) and the connecting block (8); the connecting block (8) is evenly hinged with a third hinge rod (14) in a circumferential direction; a plurality of first sliding holes (15) are evenly connected on the guide frame (10); a slider (16) is slidably connected on the first sliding hole (15); the top end of the slider (16) is hinged to the other end of the third hinge rod (14); and the bottom end of the slider (16) is connected to the clamping rod (9).
3. A drilling pipe filter element hoisting device for top drive of drilling according to claim 2, characterized in that: The limit frame (12) is similar in structure to the guide frame (10). The limit frame (12) is provided with a plurality of second sliding holes (17) which are circumferentially connected and relatively connected. The second sliding holes (17) cooperate with the clamping rod (9). The first sliding holes (15) and the second sliding holes (17) are not less than three groups and are relatively arranged.
4. A drilling pipe filter element hoisting device for top drive of drilling according to claim 1, characterized in that: A limiting rod (18) is connected to the inner side of the bottom end of the clamping rod (9), and a roller (19) is rotatably connected to the free end of the limiting rod (18).
5. The drilling pipe filter element hoisting device for top drive of drilling according to claim 1, characterized in that: An anti-skid shock-absorbing pad (20) is connected to the inner side of the clamping rod (9) and the bottom end of the limiting frame (12).