CN212508256U

CN212508256U - Well logging instrument booster unit

Info

Publication number: CN212508256U
Application number: CN202020728540.2U
Authority: CN
Inventors: 张天雷; 杨爱平
Original assignee: Shenyang Jihua Boda Petroleum Equipment Co ltd
Current assignee: Shenyang Jihua Boda Petroleum Equipment Co ltd
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2021-02-09
Anticipated expiration: 2030-05-07

Abstract

The utility model belongs to the technical field of oilfield equipment, in particular to a power assisting device of a logging instrument, which comprises an upper cover, wherein one side of the upper cover is connected with a shell, a sealing gland is installed on the side surface of the shell, one side of the shell, which is close to the sealing gland, is connected with a locking screw rod, a linkage is installed inside the shell, one side of the linkage is connected with a shaft coupling, one side of the shaft coupling, which is close to the linkage, is provided with a rotating shaft, the outer side of the linkage is wrapped with a shell, one side of the shell is provided with a positioning screw, one side of the shell is provided with a pressing wheel, the outer side of the pressing wheel is wrapped with a pressing wheel support, a pin shaft is inserted between the pressing wheel support and the pressing wheel, one side of; the device can provide the power of logging device downstream, can overcome well head pressure, solves the logging instrument and goes into the in-process because of the meeting that pressure appears and hinder the condition under the well head.

Description

Well logging instrument booster unit

Technical Field

The utility model belongs to the technical field of the oilfield equipment, concretely relates to logging instrument booster unit.

Background

At present, in a vertical well or a slightly inclined well, a method for lowering a logging instrument in an oil field is to convey the logging instrument connected with a winch steel wire rope into the well through a steel wire winch and a crown block, wherein the logging instrument moves downwards by means of self gravity or the resultant force of the self gravity and a weighting rod in the lowering process, and no other external force is applied; because the logging tool is subjected to a large upward pressure in the tubing, the logging tool may be blocked during the run-in process.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a logging instrument booster unit has and overcomes logging instrument meets the efficiency that hinders can helping hand logging instrument transfer the anticipated degree of depth at the in-process of going into down.

In order to achieve the above object, the utility model provides a following technical scheme: a power assisting device of a logging instrument comprises an upper cover, wherein one side of the upper cover is connected with a shell, a sealing gland is arranged on the side surface of the shell, and one side, close to the sealing gland, of the shell is connected with a locking screw rod;

the utility model discloses a clutch, including shell, clutch, locating screw, pinch roller support, round pin axle, walking wheel is installed to one side of shell, the one side that the shell is close to the clutch is installed to one side of clutch, the rotation axis is installed to one side that the clutch is close to the clutch, the outside parcel of clutch has the casing, the set screw is installed to one side of casing, the pinch roller is installed to one side of casing, the outside parcel of pinch roller has the pinch roller support, it has the round pin axle to alternate between pinch roller support and the pinch roller, the walking wheel is installed to one.

As the utility model relates to a logging instrument booster unit is preferred, for the bolt connection between upper cover and the shell, and constitute threaded connection between shell and the locking screw.

As the utility model relates to a logging instrument booster unit is preferred, driving wheel shaft in the clutch comes to be connected structure as an organic whole with the rotation axis through the shaft coupling.

As the utility model relates to a logging instrument booster unit is preferred, install two on the casing from the driving wheel, and install the walking wheel from the driving wheel.

As the utility model relates to a logging instrument booster unit is preferred, constitute linkage structure between follow driving wheel and the action wheel.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the device can provide the power of logging device downstream, can overcome well head pressure, solves the logging device and goes into the in-process because of the meeting that pressure appears and hinder the condition under the well head.

2. Through the utility model discloses a pinch roller and the cooperation of walking wheel are used, can restrict logging device's position, make logging device very stable at the in-process of going into down.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic side view of the present invention;

fig. 3 is a schematic view of the housing structure of the present invention;

fig. 4 is the schematic view of the connection structure between the traveling wheel and the driven wheel and the driving wheel of the present invention.

In the figure: 1. an upper cover; 2. a housing; 3. a sealing gland; 4. locking the screw rod; 5. a linkage; 6. a coupling; 7. a rotating shaft; 8. a gland; 9. a housing; 10. a set screw; 11. a pinch roller; 12. a pinch roller bracket; 13. a pin shaft; 14. a traveling wheel; 15. a driven wheel; 16. a driving wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a logging instrument booster unit, includes for upper cover 1, shell 2, gland 3, locking screw 4, clutch 5, shaft coupling 6, rotation axis 7, gland 8, casing 9, set screw 10, pinch roller 11, pinch roller support 12, round pin axle 13, walking wheel 14, from driving wheel 15 and action wheel 16, its characterized in that: one side of the upper cover 1 is connected with a shell 2, the side surface of the shell 2 is provided with a sealing gland 3, and one side of the shell 2 close to the sealing gland 3 is connected with a locking screw rod 4, wherein;

the internally mounted of shell 2 has clutch 5, one side of clutch 5 is connected with shaft coupling 6, rotation axis 7 is installed near one side of clutch 5 to shaft coupling 6, the outside parcel of clutch 5 has casing 9, set screw 10 is installed to one side of casing 9, pinch roller 11 is installed to one side of casing 9, the outside parcel of pinch roller 11 has pinch roller support 12, it has round pin axle 13 to alternate between pinch roller support 12 and the pinch roller 11, walking wheel 14 is installed to one side of casing 9, casing 9 is close to one side of walking wheel 14 and installs from driving wheel 15, install action wheel 16 on the casing 9.

Specifically, the upper cover 1 is connected with the shell 2 through bolts, and the shell 2 is in threaded connection with the locking screw rod 4.

In this embodiment: these two ways of connection enable a more secure connection between the cover 1 and the housing 2, and between the housing 2 and the locking screw 4.

Specifically, a driving wheel shaft in the linkage device 5 is connected with a rotating shaft 7 through a coupling 6 to form an integral structure.

In this embodiment: the connection mode is used for better transmitting the power of the linkage 5 to the rotating shaft 7 through the coupling 6.

Specifically, two driven wheels 15 are mounted on the housing 9, and road wheels 14 are mounted on the driven wheels 15.

In this embodiment: the two driven wheels 15 are able to balance the movement of the housing 9, making the housing 9 more stable during movement.

Specifically, a linkage structure is formed between the driven wheel 15 and the driving wheel 16.

In this embodiment: the driving wheel 16 can drive the driven wheel 15 to rotate through a linkage mechanism so as to control the driven wheel 15.

The utility model discloses a theory of operation and use flow: when the well logging instrument power assisting device is used, firstly, the well logging instrument power assisting device needs to be simply known, the lower end of the device needs to be fixed on a well mouth before the well logging instrument power assisting device is used, the upper end of the device is connected with a blowout prevention pipe, then, a rotating screw rod 4 is adjusted to the maximum position, after the well logging instrument passes through the device, the rotating locking screw rod 4 clamps the well logging instrument tightly, then, a pressing wheel 11 is driven by the rotating locking screw rod 4 to be matched with a walking wheel 14 in a linkage device 5 to clamp the well logging instrument tightly, when a driving wheel 16 drives two sides of a driven wheel 15 to rotate, the walking wheel 14 and the driven wheel 15 are integrated, therefore, the walking wheel 14 rotates along with the driven wheel 15, the well logging instrument moves downwards along with the rotation of the walking wheel 14, and.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a logging instrument booster unit, includes for upper cover (1), its characterized in that: one side of the upper cover (1) is connected with a shell (2), a sealing gland (3) is installed on the side surface of the shell (2), and one side, close to the sealing gland (3), of the shell (2) is connected with a locking screw rod (4), wherein the locking screw rod is connected with a locking screw rod;

the internally mounted of shell (2) has clutch (5), one side of clutch (5) is connected with shaft coupling (6), rotation axis (7) are installed to one side that shaft coupling (6) are close to clutch (5), the outside parcel of clutch (5) has casing (9), set screw (10) are installed to one side of casing (9), pinch roller (11) are installed to one side of casing (9), the outside parcel of pinch roller (11) has pinch roller support (12), it has round pin axle (13) to alternate between pinch roller support (12) and pinch roller (11), walking wheel (14) are installed to one side of casing (9), casing (9) are close to one side of walking wheel (14) and are installed from driving wheel (15), install action wheel (16) on casing (9).

2. A logging tool assistance device according to claim 1, wherein: the upper cover (1) is connected with the shell (2) through bolts, and the shell (2) is in threaded connection with the locking screw rod (4).

3. A logging tool assistance device according to claim 1, wherein: and a driving wheel shaft in the linkage device (5) is connected with a rotating shaft (7) into an integral structure through a coupler (6).

4. A logging tool assistance device according to claim 1, wherein: two driven wheels (15) are installed on the shell (9), and traveling wheels (14) are installed on the driven wheels (15).

5. A logging tool assistance device according to claim 1, wherein: and a linkage structure is formed between the driven wheel (15) and the driving wheel (16).