Probe assembly of north-seeking gyro inclinometer

Abstract

The utility model discloses a north-seeking gyro inclinometer probe rod assembly which comprises an antenna positioning connector, an antenna protection cover is installed on the antenna positioning connector, an antenna insulation bottom plate is installed on the outer side of the antenna protection cover, a sealing sleeve is installed at the upper end of the antenna positioning connector, and a probe rod is installed on the sealing sleeve. The antenna positioning joint is provided with a socket joint at the sealing sleeve; the bottom end of the antenna positioning joint is provided with a measuring system inner pipe, and the measuring system inner pipe is internally provided with a motor, a motor base and a photoreceptor; the shaft end of the motor is connected with the shaft end of the connector through the coupler, the slip ring and the bearing are installed at the shaft end of the connector, the gyroscope connecting sleeve is installed at the lower end of the connector, the gyroscope is installed at the lower end of the gyroscope connecting sleeve, and the outer side of the gyroscope is sleeved with the measuring system outer pipe. According to the utility model, the measuring system outer pipe and the sealing sleeve are arranged, and the components of the instrument are arranged in the measuring system outer pipe, so that the problem of unsmooth surface of the instrument caused by repeated friction and the like in the drilling and measuring process can be avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of inclinometers, in particular to a probe rod assembly of a north-seeking gyro inclinometer. Background Art

[0002] The inclinometer probe assembly constitutes the core component of the gyroprobe, tightly connecting the gyro inclinometer into an integral physical structure.

[0003] During the use of components in the prior art, multiple frictions during the drilling and measurement process cause the instrument surface to be uneven, resulting in a decrease in the coaxiality of the instrument and a decrease in the accuracy of the instrument, which affects work efficiency and product quality. Utility Model Content

[0004] The utility model aims to provide a north-seeking gyro inclinometer probe assembly to solve the problems in the prior art.

[0005] To achieve the above object, the utility model provides the following technical solutions: a north-seeking gyro inclinometer probe assembly, comprising an antenna positioning joint, the antenna positioning joint is installed with an antenna protection cover, an antenna insulating bottom plate is installed on the outer side of the antenna protection cover, a sealing sleeve is installed on the upper end of the antenna positioning joint, and a socket joint is installed on the sealing sleeve of the antenna positioning joint;

[0006] A measuring system inner tube is installed at the bottom end of the antenna positioning joint, and a motor, a motor seat and a photoreceptor are installed inside the measuring system inner tube; the shaft end of the motor is connected to the shaft end of the connector through a coupling, and a slip ring and a bearing are installed at the shaft end of the connector, a gyroscope connecting sleeve is installed at the lower end of the connector, a gyroscope is installed at the lower end of the gyroscope connecting sleeve, a measuring system outer tube is sleeved on the outside of the gyroscope, one end of the measuring system outer tube is connected to the antenna positioning joint, and a measuring system lower joint is installed at the other end of the measuring system outer tube, and the measuring system lower joint is located at one end of the gyroscope and is equipped with a steel ball head and a bearing.

[0007] Preferably, a sealing ring installation groove is provided at the socket joint of the antenna positioning joint, a sealing ring is installed between the antenna positioning joint and the socket joint, and the antenna positioning joint and the socket joint are connected by threads; a sealing ring installation groove is provided at the sealing sleeve of the antenna positioning joint, and a sealing ring is installed between the antenna positioning joint and the sealing sleeve.

[0008] Preferably, the antenna positioning joint and the inner tube of the measurement system are connected by screws; and the connector and the gyro connecting sleeve are connected by screws.

[0009] Preferably, the measuring system external tube is connected to the antenna positioning joint by threads, a sealing ring installation groove is provided on the antenna positioning joint located on the measuring system external tube, and a sealing ring is installed between the measuring system external tube and the antenna positioning joint.

[0010] Preferably, a sealing ring installation groove is provided in the measuring system lower joint located at the measuring system outer tube, a sealing ring is installed between the measuring system lower joint and the measuring system outer tube; the measuring system lower joint and the measuring system outer tube are connected by threads.

[0011] Compared with the prior art, the beneficial effect of the utility model is that by setting a measuring system outer tube and a sealing sleeve, the components of the instrument are installed in the measuring system outer tube, which can avoid the problem of uneven instrument surface caused by multiple frictions during drilling measurement. The application can ensure the coaxiality of the instrument, ensure the accuracy of the instrument, and avoid affecting work efficiency and product quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0013] Figure 1 It is a structural schematic diagram of the utility model;

[0014] Figure 2 It is a structural schematic diagram of the upper part of the utility model;

[0015] Figure 3 It is a structural schematic diagram of the lower part of the utility model.

[0016] In the figure: 1. socket connector; 2. antenna positioning connector; 3. antenna protection cover; 4. antenna insulation base plate; 5. sealing sleeve; 6. measuring system inner tube; 7. motor; 8. motor seat; 9. photoreceptor; 10. connector; 11. gyroscope connecting sleeve; 12. measuring system outer tube; 13. gyroscope; 14. steel ball head; 15. measuring system lower connector. DETAILED DESCRIPTION

[0017] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme 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 part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model for which protection is claimed, but merely represents selected embodiments of the utility model.

[0018] See also Figure 1-3In an embodiment of the utility model, a north-seeking gyro inclinometer probe assembly includes an antenna positioning joint 2, the antenna positioning joint 2 is equipped with an antenna protection cover 3, an antenna insulating base plate 4 is installed on the outside of the antenna protection cover 3, a sealing sleeve 5 is installed on the upper end of the antenna positioning joint 2, and a socket joint 1 is installed at the sealing sleeve 5 of the antenna positioning joint 2; a sealing ring installation groove is opened at the socket joint 1 of the antenna positioning joint 2, a sealing ring is installed between the antenna positioning joint 2 and the socket joint 1, and the antenna positioning joint 2 and the socket joint 1 are connected by threads; a sealing ring installation groove is opened at the sealing sleeve 5 of the antenna positioning joint 2, and a sealing ring is installed between the antenna positioning joint 2 and the sealing sleeve 5.

[0019] The bottom end of the antenna positioning joint 2 is equipped with a measuring system inner tube 6, and the antenna positioning joint 2 and the measuring system inner tube 6 are connected by screws; the measuring system inner tube 6 is equipped with a motor 7, a motor seat 8 and a photoreceptor 9; the shaft end of the motor 7 is connected to the shaft end of the connector 10 through a coupling, and the shaft end of the connector 10 is equipped with a slip ring and a bearing, and the lower end of the connector 10 is equipped with a gyro connection sleeve 11, and the connector 10 and the gyro connection sleeve 11 are connected by screws. A gyro 13 is installed at the lower end of the gyro connection sleeve 11, and a measuring system outer tube 12 is sleeved on the outside of the gyro 13. One end of the measuring system outer tube 12 is connected to the antenna positioning joint 2, and the measuring system outer tube 12 is connected to the antenna positioning joint 2 by threads. The antenna positioning joint 2 is provided with a sealing ring installation groove at the measuring system outer tube 12, and a sealing ring is installed between the measuring system outer tube 12 and the antenna positioning joint 2. A measuring system lower joint 15 is installed at the other end of the measuring system outer tube 12. The measuring system lower joint 15 is located at the measuring system outer tube 12 and is provided with a sealing ring installation groove. A sealing ring is installed between the measuring system lower joint 15 and the measuring system outer tube 12; the measuring system lower joint 15 and the measuring system outer tube 12 are connected by threads; the measuring system lower joint 15 is located at one end of the gyroscope 13 and is provided with a steel ball head 14 and a bearing; by providing the measuring system outer tube and the sealing sleeve, the components of the instrument are installed in the measuring system outer tube, which can avoid the problem of uneven instrument surface caused by multiple frictions during drilling measurement. The present application can ensure the coaxiality of the instrument, ensure the accuracy of the instrument, and avoid affecting the work efficiency and product quality.

[0020] There are two sealing ring grooves on the threads of each component of the probe assembly, each of which is equipped with a sealing ring for waterproofing. Before going down the well, you must check whether the sealing ring is intact. If the sealing ring is found to be damaged or aged, it must be replaced in time.

[0021] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A north-seeking gyro inclinometer probe assembly, comprising an antenna positioning joint (2), characterized in that: The antenna positioning joint (2) is installed with an antenna protection cover (3), an antenna insulation bottom plate (4) is installed on the outside of the antenna protection cover (3), a sealing sleeve (5) is installed on the upper end of the antenna positioning joint (2), and a socket joint (1) is installed on the sealing sleeve (5) of the antenna positioning joint (2); The bottom end of the antenna positioning joint (2) is provided with a measuring system inner tube (6), and a motor (7), a motor seat (8) and a photoreceptor (9) are installed inside the measuring system inner tube (6); the shaft end of the motor (7) is connected to the shaft end of the connector (10) through a coupling, and a slip ring and a bearing are installed at the shaft end of the connector (10); a gyro connecting sleeve (11) is installed at the lower end of the connector (10), and a gyro (13) is installed at the lower end of the gyro connecting sleeve (11); a measuring system outer tube (12) is sleeved on the outer side of the gyro (13); one end of the measuring system outer tube (12) is connected to the antenna positioning joint (2), and the other end of the measuring system outer tube (12) is provided with a measuring system lower joint (15); the measuring system lower joint (15) is located at one end of the gyro (13) and is provided with a steel ball head (14) and a bearing.

2. A north-seeking gyro inclinometer probe assembly according to claim 1, characterized in that: The antenna positioning joint (2) is provided with a sealing ring installation groove located at the socket joint (1), a sealing ring is installed between the antenna positioning joint (2) and the socket joint (1), and the antenna positioning joint (2) and the socket joint (1) are connected via a thread; the antenna positioning joint (2) is provided with a sealing ring installation groove located at the sealing sleeve (5), and a sealing ring is installed between the antenna positioning joint (2) and the sealing sleeve (5).

3. A north-seeking gyro inclinometer probe assembly according to claim 1, characterized in that: The antenna positioning joint (2) and the measuring system inner tube (6) are connected via screws; and the connector (10) and the gyro connecting sleeve (11) are connected via screws.

4. A north-seeking gyro inclinometer probe assembly according to claim 1, characterized in that: The measuring system outer tube (12) is connected to the antenna positioning joint (2) via threads; a sealing ring installation groove is provided on the measuring system outer tube (12); and a sealing ring is installed between the measuring system outer tube (12) and the antenna positioning joint (2).

5. The north-seeking gyro inclinometer probe assembly according to claim 1, characterized in that: The measuring system lower joint (15) is provided with a sealing ring installation groove located at the measuring system outer tube (12); a sealing ring is installed between the measuring system lower joint (15) and the measuring system outer tube (12); and the measuring system lower joint (15) and the measuring system outer tube (12) are connected via threads.

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