CN220566015U - Double-rotor screw drilling tool - Google Patents
Double-rotor screw drilling tool Download PDFInfo
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- CN220566015U CN220566015U CN202320313820.0U CN202320313820U CN220566015U CN 220566015 U CN220566015 U CN 220566015U CN 202320313820 U CN202320313820 U CN 202320313820U CN 220566015 U CN220566015 U CN 220566015U
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- drilling tool
- screw drilling
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- 238000005553 drilling Methods 0.000 title claims abstract description 50
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims description 18
- 230000009977 dual effect Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 5
- 230000007547 defect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Drilling And Boring (AREA)
Abstract
The utility model discloses a double-rotor screw drilling tool, which comprises: the device comprises a bypass valve, an anti-drop device, a double-rotor motor, a universal shaft assembly and a transmission shaft assembly; the double-rotor motor is a motor assembled by two rotors with different parameters and two matched stators, namely, two rotors on one shaft are assembled with two stators in the same stator shell in a matched manner. The double rotors are characterized in that two rotors with different structural parameters are connected in series to form a shaft, and two rotors with different parameters are arranged on a whole shaft; the double stators are stators with two different parameters arranged in one stator shell. Although the double-rotor screw drilling tool has a complex structure, the double-rotor screw drilling tool improves the output power, enhances the overload resistance, reduces the phenomenon of lost rotation, widens the application range, has huge economic and social benefits, and is worthy of popularization and application.
Description
Technical Field
The utility model relates to the technical field of drilling, in particular to a double-rotor screw drilling tool.
Background
In drilling operation, the screw drilling tool is a standard of a drilling process, and a high-rotation-speed high-torque screw drilling tool is always expected by a drilling engineer, however, the current screw drilling tool generally has the following limitations, and cannot meet drilling requirements of different stratum and different borehole tracks: firstly, the rotating speed of the screw drilling tool is low; secondly, the torque of the screw drilling tool is smaller.
Disclosure of Invention
The object of the present utility model is to solve at least one of the technical drawbacks.
Therefore, the utility model provides a screw drilling tool with a double-rotor structure, and aims to improve the rotating speed of the screw drilling tool and increase the torque of the screw drilling tool under the same condition so as to solve the problems in the background art and overcome the defects in the prior art.
In order to achieve the above purpose, the technical scheme disclosed and protected by the utility model is as follows: a double-rotor screw drill. The double-rotor screw drilling tool is characterized in that one end of a double-rotor motor is connected with the anti-drop device and the bypass valve in series, and the other end of the double-rotor motor is connected with the universal shaft assembly and the transmission shaft assembly in series. The double-rotor motor is a motor with double rotors and double stator structures, namely, two stators in the same stator shell are screwed with two rotors on a shaft to form the double-rotor motor. The double rotors are characterized in that two rotors with different structural parameters are connected in series through a connecting assembly to form a shaft, and the special double rotors are formed by processing two rotors with different parameters on an integral shaft without connecting the assembly; the double stators are stators with two different parameters processed in one stator shell; the double-rotor and double-stator screwing is matched rotor and stator assembling, namely, two rotors on one shaft are assembled with two stators in one shell; the double-rotor motor is a motor assembled by two rotors with different parameters and two matched stators;
the different parameters comprise different structural parameters such as lead, head ratio, progression, line shape, diameter, length, rotor eccentricity, rotor connection mode, rotor and stator matching mode and the like. Different parameter combinations of two rotors on a shaft are optimized, different parameters of two stators in a jacket are optimized, and the double-rotor motor with high rotating speed and high torque and meeting the requirements is assembled;
the double-rotor connecting assembly is a connecting mechanism for connecting the double rotors in series in the corresponding stators according to parameters and requirements of the double rotors, and comprises a spline connecting mechanism.
The spline connecting mechanism comprises a single-key and single-groove connecting mechanism and a multi-key and multi-groove connecting mechanism;
under the condition that other parameters are the same, the motor with short lead and low head number ratio is a motor with high rotating speed and low torque, the motor with long lead and high head number ratio is a motor with low rotating speed and high torque, the two motors are precisely coupled,
the rotating speed is increased, and the torque is increased.
Under the condition that other parameters are the same, the rotating speed and the torque of the motor are related to the structural parameters of the rotor and the stator, the structural parameters of the motor are optimized, and the conversion efficiency of hydraulic and mechanical energy is improved.
Further, the double-rotor screw drilling tool is assembled with a proper bent joint, a bent shell, an adjustable bent joint and an adjustable bent shell in a matched manner to form a directional screw drilling tool and a guide screw drilling tool;
further, the double-rotor screw drilling tool is assembled with a matched vibration generator to form the anti-backing-pressure screw drilling tool and the accelerating screw drilling tool.
A twin-rotor screw drilling tool comprising: the anti-drop device comprises a bypass valve (1), an anti-drop device (2), a double-rotor motor, a universal shaft assembly (4) and a transmission shaft assembly (5). The method is characterized in that: the bypass valve (1), the anti-drop device (2), the double-rotor motor (3), the universal shaft assembly (4) and the transmission shaft assembly (5) are assembled and connected in series in sequence to form the double-rotor screw drilling tool.
The double-rotor motor (3) comprises: (6) a double rotor assembly, (7) a double stator assembly. The method is characterized in that: the double-rotor assembly (6) is assembled with the double-stator assembly (7) in a matched way to form the double-rotor motor (3).
The double-rotor assembly (6) comprises: (8) An upper rotor, (9) a connection assembly, and (10) a lower rotor. The method is characterized in that: the upper rotor (8) is connected with the lower rotor (10) through a connecting assembly (9) to form a double-rotor assembly (6).
The double stator assembly (7) comprises: (11) An upper stator, (12) a connecting auxiliary device, (13) a lower stator and (14) a stator jacket. The method is characterized in that: the upper stator (11), the auxiliary connecting device (12) and the lower stator (13) are fixedly connected in the stator jacket (14) to form the double-stator assembly (7).
The connecting assembly (9) comprises: (15) An upper flexible body, (16) an upper rotary body, (17) a lower rotary body and (18) a lower flexible body. The method is characterized in that: one end of the upper flexible body (15) is connected with the upper rotor (8), and the other end is connected with the upper rotating body (16); one end of the lower flexible body (18) is connected with the lower rotor (10), and the other end is connected with the lower rotary body (17).
The upper rotator (16) comprises: (19) a helical spline shaft. The method is characterized in that: the spiral spline shaft (19) is arranged at one end of the upper rotating body (16) to form the upper rotating body (16) meeting different requirements.
The lower rotator (17) comprises: (20) a helical keyway boot. The method is characterized in that: the spiral key slot sleeve (20) is arranged at one end of the lower rotating body (17) to form the lower rotating body (17) meeting different requirements.
The connecting assembly (9) comprises: (21) a spline connection mechanism.
The spline connection mechanism (21) is formed by screwing a spiral spline shaft (19) of an upper rotating body (16) into a spiral spline groove sleeve (20) of a lower rotating body (17).
Drawings
Fig. 1 is a schematic general view of a double-rotor screw drilling tool according to the present utility model.
Fig. 2 is a schematic structural view of the dual rotor motor (3) according to the present utility model.
Fig. 3A is a schematic view of the structure of the spline connection mechanism (21) according to the present utility model.
Fig. 3B is a schematic view of the structure of the helical spline shaft (19) according to the present utility model.
Fig. 3C is a schematic view of the structure of the helical spline housing (20) according to the present utility model.
Detailed Description
Example 1
As shown in figure 1, the double-rotor screw drilling tool is formed by assembling and connecting a bypass valve (1), an anti-drop device (2), a double-rotor motor (3), a universal shaft assembly (4) and a transmission shaft assembly (5) in series.
As shown in fig. 2, the double-rotor motor (3) is formed by assembling a double-rotor assembly (6) into an integral double-stator assembly (7); the double-rotor assembly (6) is formed by connecting an upper rotor (8) with a lower rotor (10) through a connecting assembly (9). The double-stator assembly (7) is formed by fixedly connecting an upper stator (11), an auxiliary connecting device (12) and a lower stator (13) in a stator jacket (14).
As shown in fig. 3A, 3B and 3C, the spline connection mechanism (21) is formed by screwing a spiral spline shaft (19) of an upper rotating body (16) into a spiral groove sleeve (20) of a lower rotating body (17).
Example 2
The two ends of the upper flexible body (15) are respectively connected with the upper rotor (8) and the upper rotary body (16); the two ends of the lower flexible body (18) are respectively connected with the lower rotor (10) and the lower rotary body (17).
The upper rotor (8), the upper flexible body (15) and the upper rotating body (16) are connected into a whole and screwed in from the port of the upper stator (11) of the double-stator assembly (7); the lower rotor (10), the lower flexible body (18) and the lower rotary body (17) are connected into a whole and screwed in from a port of a lower stator (13) of the double-stator assembly (7).
The spiral spline shaft (19) of the upper rotating body (16) and the spiral spline groove sleeve (20) of the lower rotating body (17) both enter the auxiliary connecting device (12) of the double-stator assembly (7), and in the process that the spiral spline shaft (19) and the spiral spline groove sleeve (20) are screwed into each other relatively, the spiral spline shaft key (19) is screwed into the spiral spline groove sleeve (20), so that the double-rotor motor (3) with the spline connection mechanism (21) is formed.
The two ends of the anti-drop device (2) are respectively connected with the bypass valve (1) and the double-rotor motor (3); the two ends of the universal shaft assembly (4) are respectively assembled with the double-rotor motor (3) and the transmission shaft assembly (5) to form the double-rotor screw drilling tool.
The beneficial effects of the utility model are as follows:
1. under the same condition, the double-rotor screw drilling tool has a complex structure, but can increase the rotating speed and the torque, and the technical defects are overcome.
2. Under the same condition, the double-rotor screw drilling tool can be coupled with the screw motor action of two different parameters, so that the actual requirements are met more flexibly and pertinently, and the application range of the screw drilling tool is widened.
3. Under the same condition, the double-rotor screw drilling tool can improve the water power utilization rate, enhance the overload resistance of the screw drilling tool and reduce the overload lost rotation phenomenon of the screw drilling tool.
Practice proves that the double-rotor screw drilling tool not only has all the advantages of the existing screw drilling tool, but also enhances the overload resistance of the screw drilling tool. Compared with the existing screw drilling tool, the double-rotor screw drilling tool has the advantages that although the structure is complex, the processing cost is increased, the output power is improved, the application range is widened, the actual requirements are better met, the economic benefit and the social benefit are huge, the cost performance is high, and the screw drilling tool is worthy of popularization and use.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or equally substituted without departing from the spirit and scope of the technical solution of the present utility model, and the present utility model is covered by the protection scope of the present utility model.
Claims (7)
1. A twin-rotor screw drilling tool comprising: the device comprises a bypass valve, an anti-drop device, a double-rotor motor, a universal shaft assembly and a transmission shaft assembly; the method is characterized in that: the bypass valve, the anti-drop device, the double-rotor motor, the universal shaft assembly and the transmission shaft assembly are sequentially connected in series through assembly.
2. The twin-screw drilling tool of claim 1, wherein: the double-rotor motor includes: a dual rotor assembly, a dual stator assembly; the method is characterized in that: the double-rotor assembly is assembled in the double-stator assembly in a matched manner; the double rotor assembly includes: an upper rotor, a connecting assembly and a lower rotor; the method is characterized in that: the upper rotor is connected with the lower rotor through a connecting assembly; the double stator assembly includes: an upper stator, a connecting auxiliary device, a lower stator and a stator jacket; the method is characterized in that: the upper stator, the auxiliary connecting device and the lower stator are fixedly connected in the stator jacket.
3. The twin-screw drilling tool of claim 2, wherein: the connection assembly includes: the spline connecting mechanism consists of an upper flexible body, an upper rotating body, a lower rotating body and a lower flexible body; the method is characterized in that: the two ends of the upper flexible body are respectively connected with the upper rotor and the upper rotary body; and two ends of the lower flexible body are respectively connected with the lower rotor and the lower rotary body.
4. A twin-screw drilling tool according to claim 3, wherein: the upper rotator comprises: a helical spline shaft; the method is characterized in that: the spiral spline shaft is arranged at one end of the upper rotating body.
5. A twin-screw drilling tool according to claim 3, wherein: the lower rotator comprises: a spiral spline sleeve; the method is characterized in that: the spiral spline groove is sleeved at one end of the lower rotating body.
6. A twin-screw drilling tool according to claim 3, wherein: the connection assembly include spline coupling mechanism, its characterized in that: the spiral spline shaft of the upper rotating body is screwed with the spiral spline groove sleeve of the lower rotating body.
7. The twin-screw drilling tool of claim 1, wherein: the method can also comprise the following steps: the anti-drop device, the double-rotor motor, the universal shaft assembly and the transmission shaft assembly; the method is characterized in that: the anti-drop device, the double-rotor motor, the universal shaft assembly and the transmission shaft assembly are sequentially connected in series through assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320313820.0U CN220566015U (en) | 2023-02-26 | 2023-02-26 | Double-rotor screw drilling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320313820.0U CN220566015U (en) | 2023-02-26 | 2023-02-26 | Double-rotor screw drilling tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220566015U true CN220566015U (en) | 2024-03-08 |
Family
ID=90101950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320313820.0U Active CN220566015U (en) | 2023-02-26 | 2023-02-26 | Double-rotor screw drilling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220566015U (en) |
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2023
- 2023-02-26 CN CN202320313820.0U patent/CN220566015U/en active Active
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