CN214944071U - Screw drilling tool convenient to shock attenuation - Google Patents
Screw drilling tool convenient to shock attenuation Download PDFInfo
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- CN214944071U CN214944071U CN202120218502.7U CN202120218502U CN214944071U CN 214944071 U CN214944071 U CN 214944071U CN 202120218502 U CN202120218502 U CN 202120218502U CN 214944071 U CN214944071 U CN 214944071U
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Abstract
The utility model discloses a screw drilling tool convenient to shock attenuation belongs to drilling equipment technical field, including the barrel, be equipped with drilling tool driving motor, cardan shaft, transmission shaft and the carriage of fixed connection in proper order in the barrel, open the carriage bottom and have two recesses and be equipped with the loading board, the loading board bottom is fixed with the drill bit, and the top is fixed with the bracing piece, the bracing piece both sides are all fixed with the connecting block, and the top is fixed with the backup pad, the backup pad with the carriage top surface through two first telescopic links and two the first spring coupling, with the carriage bottom surface through second spring coupling; a sliding rod is fixed in the groove, the sliding rod is connected with a moving block and a moving plate in a sliding manner, the moving block and the moving plate are connected through two second telescopic rods and two third springs, and the moving plate is connected with one side of the groove through a fourth spring; the screw drilling tool is good in damping effect, reasonable in design and convenient to popularize, and internal parts of the screw drilling tool are guaranteed not to be damaged due to violent vibration.
Description
Technical Field
The utility model relates to a drilling equipment technical field, in particular to screw rod drilling tool convenient to shock attenuation.
Background
The screw drilling tool is a positive displacement downhole power drilling tool which takes drilling fluid as power and converts liquid pressure energy into mechanical energy. When slurry pumped by the slurry pump flows through the bypass valve and enters the motor, a certain pressure difference is formed between the inlet and the outlet of the motor, the rotor is pushed to rotate around the axis of the stator, and the rotating speed and the torque are transmitted to the drill bit through the universal shaft and the transmission shaft, so that the drilling work is realized.
The existing screw drill is poor in damping effect, can generate severe vibration during working to cause damage to internal parts of the screw drill, increases the cost of enterprises, and therefore needs to design a screw drill with a good damping effect to solve the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a screw rod drilling tool convenient to absorbing to solve current screw rod drilling tool shock attenuation effect not good lead to the during operation vibration acutely to cause the problem that its inside part damaged.
In order to solve the technical problem, the utility model provides a screw drilling tool convenient to shock attenuation, including the barrel, be equipped with drilling tool driving motor, cardan shaft, transmission shaft and the carriage of fixed connection in proper order in the barrel, open the carriage bottom and have two recesses and be equipped with the loading board, the loading board bottom is fixed with the drill bit, and the top is fixed with the bracing piece, the bracing piece top extends to in the carriage and is fixed with the backup pad, the backup pad with the carriage top surface through two first telescopic links and two the first spring is connected, the first spring encircles in the first telescopic link side, the backup pad still with the carriage bottom surface through the second spring connection that encircles in the bracing piece side;
a sliding rod is fixed in the groove, the sliding rod is connected with a moving block and a moving plate in a sliding mode, the sliding rod and the moving plate are connected through two second telescopic rods and two third springs, the third springs are connected and surround the side face of each second telescopic rod, and the moving plate is connected with one side of the groove through a fourth spring surrounding the side face of the sliding rod;
the two sides of the supporting rod are both fixed with connecting blocks, the connecting blocks are movably connected with a straight rod through a first rotating shaft, and the other end of the straight rod is connected with the moving block through a second rotating shaft.
Optionally, the moving block is connected to the other side of the groove through a fifth spring surrounding the side surface of the sliding rod.
Optionally, both side walls of the supporting frame are fixed with sliding grooves, and both sides of the supporting plate are fixed with sliding blocks located in the sliding grooves.
Optionally, a bypass valve is further arranged at the top end of the cylinder body.
The utility model provides a screw drilling tool convenient to shock attenuation, including the barrel, be equipped with drilling tool driving motor, cardan shaft, transmission shaft and the carriage of fixed connection in proper order in the barrel, open the carriage bottom and have two recesses and be equipped with the loading board, loading board bottom is fixed with the drill bit, and the top is fixed with the bracing piece, the bracing piece both sides are all fixed with the connecting block, and the top is fixed with the backup pad, the backup pad with the carriage top surface through two first telescopic links and two the first spring coupling, with the carriage bottom surface through the second spring coupling; a sliding rod is fixed in the groove, the sliding rod is connected with a moving block and a moving plate in a sliding manner, the moving block and the moving plate are connected through two second telescopic rods and two third springs, and the moving plate is connected with one side of the groove through a fourth spring; the screw drilling tool is good in damping effect, reasonable in design and convenient to popularize, and internal parts of the screw drilling tool are guaranteed not to be damaged due to violent vibration.
Drawings
FIG. 1 is a schematic view of a screw drill structure for facilitating shock absorption provided by the present invention;
FIG. 2 is an enlarged view of A in FIG. 1;
fig. 3 is an enlarged view of B in fig. 2.
Detailed Description
The screw drill convenient for damping provided by the invention is further described in detail with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.
Example one
The utility model provides a screw drilling tool convenient to shock attenuation, its structure is as shown in figure 1, including barrel 1, be equipped with drilling tool driving motor 3, cardan shaft 4, transmission shaft 5 and carriage 6 fixed connection in proper order in the barrel 1, open at carriage 6 bottom has two recesses 17 and is equipped with loading board 7, loading board 7 bottom is fixed with drill bit 8, and the top is fixed with bracing piece 9, the bracing piece 9 top extends to in the carriage 6 and is fixed with backup pad 10, backup pad 10 with carriage 6 top surface through two first telescopic links 11 and two first spring 12 are connected, first spring 12 encircles in first telescopic link 11 side, backup pad 10 still with carriage 6 bottom surface through encircle the second spring 13 of bracing piece 9 side; a sliding rod 18 is fixed in the groove 17, the sliding rod 18 is connected with a moving block 19 and a moving plate 20 in a sliding manner, the two are connected through two second telescopic rods 21 and two third springs 22, the third springs 22 are connected and surround the side surface of the second telescopic rods 21, and the moving plate 20 is connected with one side of the groove 17 through a fourth spring 23 surrounding the side surface of the sliding rod 18; the two sides of the support rod 9 are both fixed with connecting blocks 14, the connecting blocks 14 are movably connected with a straight rod 16 through a first rotating shaft 15, the other end of the straight rod 16 is connected with the moving block 19 through a second rotating shaft 24, the support rod 9 drives the support plate 10 to compress or stretch the first spring 12 and the second spring 13, the straight rod 16 drives the moving block 19 and the moving plate 20 to compress or stretch the third spring 22 and the moving plate 20 to compress or stretch the fourth spring 23 for damping. Use the screw rod drilling tool convenient to shock attenuation, the shock attenuation effect is better, has guaranteed that its inside part can not damage because of the vibration is violent, reasonable in design, facilitate promotion.
The moving block 19 is connected with the other side of the groove 17 through a fifth spring 25 surrounding the side surface of the sliding rod 18 for further damping; sliding grooves 26 are fixed on two side walls of the supporting frame 6, and sliding blocks 27 located in the sliding grooves 26 are fixed on two sides of the supporting plate 10, so that the supporting plate 10 is guaranteed to move horizontally and vertically all the time and cannot incline; the top end of the cylinder body 1 is also provided with a bypass valve 2.
When the drill bit 8 violently shakes during operation, the support rod 9 drives the support plate 10 to compress or stretch the first spring 12 and the second spring 13 for damping, and the straight rod 16 drives the moving block 19 and the moving plate 20 to compress or stretch the third spring 22 and the moving plate 20 to compress or stretch the fourth spring 23 for damping simultaneously, so that the damping effect is good, and the internal parts of the screw drill convenient for damping cannot be damaged due to violent vibration.
The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and any modification and modification made by those skilled in the art according to the above disclosure are all within the scope of the claims.
Claims (4)
1. A screw drill convenient for shock absorption comprises a cylinder body (1), and is characterized in that a drill driving motor (3), a universal shaft (4), a transmission shaft (5) and a support frame (6) which are fixedly connected in sequence are arranged in the cylinder body (1), the bottom end of the supporting frame (6) is provided with two grooves (17) and is provided with a bearing plate (7), a drill bit (8) is fixed at the bottom end of the bearing plate (7), a support rod (9) is fixed at the top end, the top end of the supporting rod (9) extends into the supporting frame (6) and is fixed with a supporting plate (10), the supporting plate (10) is connected with the top surface of the supporting frame (6) through two first telescopic rods (11) and two first springs (12), the first spring (12) surrounds the side surface of the first telescopic rod (11), the supporting plate (10) is also connected with the bottom surface of the supporting frame (6) through a second spring (13) surrounding the side surface of the supporting rod (9);
a sliding rod (18) is fixed in the groove (17), the sliding rod (18) is connected with a moving block (19) and a moving plate (20) in a sliding mode, the moving block and the moving plate are connected through two second telescopic rods (21) and two third springs (22), the third springs (22) are connected and wound on the side face of each second telescopic rod (21), and the moving plate (20) is connected with one side of the groove (17) through a fourth spring (23) wound on the side face of the sliding rod (18);
the two sides of the supporting rod (9) are both fixed with connecting blocks (14), the connecting blocks (14) are movably connected with straight rods (16) through first rotating shafts (15), and the other ends of the straight rods (16) are connected with the moving blocks (19) through second rotating shafts (24).
2. The screw drill facilitating shock absorption according to claim 1, wherein the moving block (19) is connected to the other side of the groove (17) by a fifth spring (25) surrounding the side of the sliding rod (18).
3. The screw drill facilitating shock absorption according to claim 1, wherein sliding grooves (26) are fixed to both side walls of the support frame (6), and sliding blocks (27) located in the sliding grooves (26) are fixed to both sides of the support plate (10).
4. The screw drill for facilitating shock absorption according to claim 1, wherein a bypass valve (2) is further provided at the top end of the cylinder (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120218502.7U CN214944071U (en) | 2021-01-27 | 2021-01-27 | Screw drilling tool convenient to shock attenuation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120218502.7U CN214944071U (en) | 2021-01-27 | 2021-01-27 | Screw drilling tool convenient to shock attenuation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214944071U true CN214944071U (en) | 2021-11-30 |
Family
ID=79100017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120218502.7U Active CN214944071U (en) | 2021-01-27 | 2021-01-27 | Screw drilling tool convenient to shock attenuation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214944071U (en) |
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2021
- 2021-01-27 CN CN202120218502.7U patent/CN214944071U/en active Active
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