Safety protection device for drill rod power tongs
By introducing air control assembly, buffer assembly and cleaning assembly into the drill rod power clamp, the problems of mud pollution and cleaning are solved, and the stability and safety of the equipment are improved.
Patent Information
- Application Number
- CN202420917736.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-29
- Publication Date
- 2025-01-03
- Estimated Expiration
- 2034-04-29
AI Technical Summary
The existing drill rod power clamps are susceptible to mud contamination during use, resulting in equipment damage and poor use, and are difficult to clean.
A drill pipe power clamp safety protection device including air control assembly, buffer assembly and cleaning assembly is designed to reduce vibration through the buffer assembly, clean the assembly and clean the mud on the drill pipe to ensure equipment stability and safety.
It effectively reduces vibration and mud pollution during use of drill rod power clamps, improves the stability and use effect of the equipment, and ensures the safety and convenience of drill rod power clamps.
Smart Images
Figure CN222296170U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field related to drill rod power tongs, in particular to a safety protection device for drill rod power tongs. Background Art
[0002] Oil energy extraction refers to the act of digging and extracting oil in places where oil is stored. In the process of oil extraction, oil and gas flow from the reservoir into the bottom of the well and then rise from the bottom of the well to the wellhead. In the process of oil energy extraction, an annular drill pipe power tong is needed. The drill pipe power tong is a wellhead tool widely used in oil fields and mines. It can be widely used in oil field drilling operations. Its insert head is open-type and can be freely detached from the drill pipe. It has strong mobility and does not require a cathead, hanging insert and swivel chain. It is easy to operate, safe, labor-saving, and has high operating efficiency. It is particularly suitable for occasions with frequent tripping and long drilling cycles.
[0003] In the prior art, a Chinese patent document with a publication number of CN214997529U proposes a safety protection device for a drill pipe power tong, comprising an open gear, a machine base and a protective cover structure, wherein a front frame is provided at the front of the machine base, and a rear frame is provided at the rear of the machine base, an open gear is installed on the front frame, and the outer cover of the open gear is provided with a protective cover structure, a lower cover is provided at the lower part of the protective cover structure, and an upper cover is provided at the upper part of the protective cover structure, a rear fixing plate is provided at the rear of the lower cover, and a plurality of sets of fastening bolts are installed on the rear fixing plate, a left partition is provided on the left side of the rear frame, and the rear frame is provided with a plurality of fastening bolts. A right baffle is provided on the right side of the body, and a rear baffle is provided on the rear side of the rear frame body. A protective cover structure is provided to protect the open gear to prevent its external collision. At the same time, a directional shock-absorbing structure is provided in the rear frame body of the machine base to better protect the internal installation structure and make it safer and more reliable to use. However, in actual use, mud splashing is easily generated during drilling with the drill pipe power tongs, resulting in pollution to the equipment, thereby causing damage to the equipment. In addition, when drilling with the drill pipe power tongs, mud adheres to the surface of the drill pipe, thereby affecting its use effect and being inconvenient to clean. Therefore, the utility model proposes a drill pipe power tongs safety protection device to meet the demand for improving the safety of the drill pipe power tongs when in use. Utility Model Content
[0004] In view of this, the purpose of the utility model is to provide a safety protection device for a drill rod power tong to solve the problem of improving the safety of the drill rod power tong when in use.
[0005] Based on the above-mentioned purpose, the utility model provides a drill pipe power tongs safety protection device, including an air control assembly, an adjusting rod is provided on one side of the air control assembly, a driving motor is provided on the top of the air control assembly, a transfer cylinder is fixedly connected to one side of the bottom of the air control assembly, a brake disc is fixedly connected to one end of the air control assembly, a brake band is rotatably connected in the brake disc, a cleaning assembly is provided on the brake disc, a transmission assembly is provided at one end of the transfer cylinder, a group of support rods are fixedly connected to the bottom of the brake disc, a connecting contact disc is provided at the bottom of the support rods, a buffer assembly is fixedly connected to the bottom of the contact disc, the buffer assembly is used to reduce the impact force of the drill pipe power tongs when in use, and the cleaning assembly is used to clean the mud on the drill pipe in the brake disc.
[0006] Preferably, the buffer assembly includes multiple groups of guide rods fixedly connected to the bottom of the support rod, the guide rods are in a retractable state, a shock-absorbing spring is fixedly sleeved on the guide rods, a positioning ring is fixedly connected to the bottom of the guide rods, a retractable belt is fixedly connected to the top of the positioning ring, and multiple groups of connecting rods are fixedly connected to the bottom of the positioning ring.
[0007] Preferably, the cleaning assembly includes a protective plate fixedly connected to the top of the brake disc, a rotating rod is rotatably connected to the inner wall of the protective plate, a rotating plate is rotatably connected to the rotating rod, a cleaning plate is fixedly connected to the top of the rotating plate, and a contact plate is fixedly connected to the bottom of the rotating plate support rod.
[0008] Preferably, the connecting rod is a conical structure, and the connecting rod is in contact with the ground preferentially.
[0009] Preferably, the telescopic band is in a telescopic state, and the inner wall of the telescopic band is an anti-adhesion coating.
[0010] Preferably, the diameter of the positioning ring is greater than the diameter length of the brake disc.
[0011] Preferably, shielding plates are fixedly connected to both ends of the top of the rotating plate, and the shielding plates prevent the mud on the cleaning plate from splashing.
[0012] Preferably, the cleaning plate is in an "S" shape, and a rubber material is vulcanized on the surface of the cleaning plate.
[0013] Preferably, a plurality of groups of reduction holes are provided on the contact plate, and the length of the contact plate is shorter than the length of the cleaning plate.
[0014] Preferably, a guide groove is provided on the inner wall of the rotating plate.
[0015] Beneficial effects of the utility model:
[0016] 1. When using the drill pipe power tongs, firstly, the drill pipe power tongs are moved to the corresponding position through the positioning ring, and at the same time, the positioning ring can be stably fixed in the corresponding position through the tapered structure of the connecting rod, thereby achieving the stability of the drill pipe power tongs when in use. At the same time, when the drill pipe power tongs are in use, vibrations occur. Through the guidance of the guide rod, multiple groups of shock-absorbing springs can reduce the vibration intensity, thereby avoiding position deviation caused by vibration, which affects the use effect of the drill pipe power tongs.
[0017] 2. When the drill pipe power tongs are in use, when the drill pipe contacts the brake disc, the drill pipe first contacts the contact plate, and the mud on the drill pipe can drip through the reduction holes on the contact plate. At the same time, the contact plate drives the rotating plate to deflect around the axis of the rotating rod, so that the cleaning plate contacts the surface of the drill pipe, thereby cleaning the surface of the drill pipe. At the same time, the mud on the surface of the drill pipe can drip to the bottom of the rotating plate through the diversion of the guide groove, thereby avoiding the influence of the mud on the drill pipe power tongs, thereby improving the use effect and safety of the drill pipe power tongs. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings in the following description are only for the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0019] Figure 1 This is a schematic diagram of the utility model from the first perspective;
[0020] Figure 2 This is a schematic diagram of the second viewing angle of the utility model;
[0021] Figure 3 This is a schematic diagram of the buffer component of the utility model;
[0022] Figure 4 This is a schematic diagram of the cleaning component of the utility model;
[0023] Figure 5 It is a partial cutaway schematic diagram of the rotating plate of the utility model.
[0024] The markings in the figure are: 1. Air control assembly; 2. Adjustment rod; 3. Transfer cylinder; 4. Drive motor; 5. Brake disc; 6. Support rod; 7. Brake band; 8. Guide rod; 9. Shock-absorbing spring; 10. Positioning ring; 11. Connecting rod; 12. Telescopic belt; 13. Protective plate; 14. Rotating rod; 15. Rotating plate; 16. Cleaning plate; 17. Contact plate; 18. Shielding plate; 19. Guide groove. DETAILED DESCRIPTION
[0025] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with specific embodiments.
[0026] It should be noted that, unless otherwise defined, the technical terms or scientific terms used in the present invention should be understood by people with ordinary skills in the field to which the present invention belongs. The words "first", "second" and similar words used in the present invention do not indicate any order, quantity or importance, but are only used to distinguish different components. "Include" or "comprise" and similar words mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. "Connect" or "connected" and similar words are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "Up", "down", "left", "right" and the like are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.
[0027] like Figure 1-Figure 5 As shown, a drill pipe power tongs safety protection device comprises an air control assembly 1, an adjusting rod 2 is provided on one side of the air control assembly 1, a driving motor 4 is provided on the top of the air control assembly 1, a transfer cylinder 3 is fixedly connected to one side of the bottom of the air control assembly 1, a brake disc 5 is fixedly connected to one end of the air control assembly 1, a brake band 7 is rotatably connected inside the brake disc 5, which is a prior art and is not particularly limited here; a cleaning component is provided on the brake disc 5, a transmission assembly is provided at one end of the transfer cylinder 3, a group of support rods 6 are fixedly connected to the bottom of the brake disc 5, a connecting contact disc is provided at the bottom of the support rod 6, and a buffer is fixedly connected to the bottom of the contact disc The component is used for reducing the impact force when the drill rod power tongs are in use, and the cleaning component is used for cleaning the mud on the drill rod in the brake disc 5. When the drill rod power tongs are in use, the buffer component can reduce the vibration of the drill rod power tongs during use, thereby improving the stability during use. The corresponding position is adjusted by adjusting the rod 2, and the driving motor 4 is started to realize the use of the drill rod power tongs to the rotating rod. The cleaning component can be used to clean the mud on the surface of the drill rod, so that the drill rod power tongs will not be blocked by the mud on the drill rod when in use, causing inconvenience in use, thereby improving the convenience and stability of use.
[0028] like Figure 1-Figure 3As shown, the buffer assembly includes a plurality of guide rods 8 fixedly connected to the bottom of the support rod 6, the guide rods 8 are in a retractable state, a damping spring 9 is fixedly sleeved on the guide rods 8, a positioning ring 10 is fixedly connected to the bottom of the guide rods 8, the diameter of the positioning ring 10 is greater than the diameter length of the brake disc 5, a telescopic belt 12 is fixedly connected to the top of the positioning ring 10, and a plurality of connecting rods 11 are fixedly connected to the bottom of the positioning ring 10, the connecting rods 11 are of a conical structure, the connecting rods 11 are in contact with the ground first, the telescopic belt 12 is in a retractable state, and the inner wall of the telescopic belt 12 is anti-sticking When the drill pipe power tongs are used, the positioning ring 10 is first used to move the drill pipe power tongs to the position where the rotary rod is required to be used. At the same time, the conical structure of the connecting rod 11 allows the positioning ring 10 to be stably fixed in the corresponding position, thereby achieving the stability of the drill pipe power tongs when in use. At the same time, when the drill pipe power tongs vibrate during use, the vibration intensity can be reduced by multiple groups of shock-absorbing springs 9 under the guiding action of the guide rod 8, thereby avoiding position deviation caused by vibration, which affects the use effect of the drill pipe power tongs.
[0029] like Figure 1 , Figure 2 , Figure 4 and Figure 5 As shown, the cleaning assembly includes a protective plate 13 fixedly connected to the top of the brake disc 5, a rotating rod 14 is rotatably connected to the inner wall of the protective plate 13, a rotating plate 15 is rotatably connected to the rotating rod 14, a cleaning plate 16 is fixedly connected to the top of the rotating plate 15, the cleaning plate 16 is "S" shaped, and a rubber material is vulcanized on the surface of the cleaning plate 16, a contact plate 17 is fixedly connected to the bottom of the supporting rod 6 of the rotating plate 15, a plurality of groups of reduction holes are provided on the contact plate 17, the length of the contact plate 17 is shorter than the length of the cleaning plate 16, shielding plates 18 are fixedly connected to both ends of the top of the rotating plate 15, the shielding plates 18 prevent the mud on the cleaning plate 16 from splashing, and a guide groove 19 is provided on the inner wall of the rotating plate 15. When the drill pipe power tongs are in use When the drill rod is extended into the brake disc 5, it first contacts the cleaning plate 16 to clean the surface of the drill rod. The cleaning plate 16 drives the rotating plate 15 to deflect around the axis of the rotating rod 14, so that the contact plate 17 contacts the surface of the drill rod. At the same time, the mud on the surface of the drill rod can drip to the bottom of the rotating plate 15 through the diversion of the guide groove 19. When the mud falls on the contact plate 17, it directly flows into the bottom of the brake disc 5 through the multiple groups of reduction holes provided on the contact plate 17. Finally, the mud is discharged through one side of the brake disc 5, thereby realizing the discharge of the mud. Therefore, the influence of the mud on the drill rod power tongs is avoided, thereby improving the use effect and safety of the drill rod power tongs during use.
[0030] Those skilled in the art should understand that the discussion of any of the above embodiments is merely illustrative and is not intended to imply that the scope of the present invention (including the claims) is limited to these examples. Under the concept of the present invention, the technical features in the above embodiments or different embodiments may be combined, the steps may be implemented in any order, and there are many other variations of the different aspects of the present invention as described above, which are not provided in detail for the sake of simplicity.
[0031] The utility model is intended to cover all such substitutions, modifications and variations that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the utility model should be included in the scope of protection of the utility model.
Claims
1. A drill pipe power tongs safety protection device, comprising an air control assembly (1), an adjusting rod (2) is provided on one side of the air control assembly (1), a driving motor (4) is provided on the top of the air control assembly (1), a transfer cylinder (3) is fixedly connected to one side of the bottom of the air control assembly (1), and a brake disc (5) is fixedly connected to one end of the air control assembly (1), characterized in that: A brake band (7) is rotatably connected inside the brake disc (5), a cleaning assembly is provided on the brake disc (5), a transmission assembly is provided at one end of the transfer cylinder (3), a group of support rods (6) are fixedly connected to the bottom of the brake disc (5), a connecting contact disc is provided at the bottom of the support rod (6), and a buffer assembly is fixedly connected to the bottom of the contact disc; The buffer assembly is used to reduce the impact force when the drill pipe power tongs are in use; The cleaning assembly is used to clean the mud on the drill rod inside the brake disc (5).
2. A drill pipe power tongs safety protection device according to claim 1, characterized in that: The buffer assembly comprises a plurality of guide rods (8) fixedly connected to the bottom of the support rod (6), the guide rods (8) being in a retractable state, a damping spring (9) being fixedly sleeved on the guide rods (8), a positioning ring (10) being fixedly connected to the bottom of the guide rods (8), a retractable belt (12) being fixedly connected to the top of the positioning ring (10), and a plurality of connecting rods (11) being fixedly connected to the bottom of the positioning ring (10).
3. A drill pipe power tongs safety protection device according to claim 1, characterized in that: The cleaning assembly comprises a protective plate (13) fixedly connected to the top of the brake disc (5); a rotating rod (14) is rotatably connected to the inner wall of the protective plate (13); a rotating plate (15) is rotatably connected to the rotating rod (14); a cleaning plate (16) is fixedly connected to the top of the rotating plate (15); and a contact plate (17) is fixedly connected to the bottom of the rotating plate (15).
4. A drill pipe power tongs safety protection device according to claim 2, characterized in that: The connecting rod (11) is a conical structure, and the connecting rod (11) is in contact with the ground.
5. A drill pipe power tongs safety protection device according to claim 4, characterized in that: The telescopic belt (12) is in a telescopic state, and the inner wall of the telescopic belt (12) is an anti-adhesion coating.
6. A drill pipe power tongs safety protection device according to claim 5, characterized in that: The diameter of the positioning ring (10) is greater than the diameter length of the brake disc (5).
7. A drill pipe power tongs safety protection device according to claim 3, characterized in that: Both ends of the top of the rotating plate (15) are fixedly connected to shielding plates (18), and the shielding plates (18) prevent mud on the cleaning plate (16) from splashing.
8. A drill pipe power tongs safety protection device according to claim 7, characterized in that: The cleaning plate (16) is in an "S" shape, and a rubber material is provided on the surface of the cleaning plate (16).
9. A drill pipe power tongs safety protection device according to claim 8, characterized in that: The contact plate (17) is provided with a plurality of groups of reduction holes, and the length of the contact plate (17) is shorter than the length of the cleaning plate (16).
10. A drill pipe power tongs safety protection device according to claim 9, characterized in that: A guide groove (19) is provided on the inner wall of the rotating plate (15).