CN213063494U - Quick cable hanger - Google Patents
Quick cable hanger Download PDFInfo
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- CN213063494U CN213063494U CN202021964991.2U CN202021964991U CN213063494U CN 213063494 U CN213063494 U CN 213063494U CN 202021964991 U CN202021964991 U CN 202021964991U CN 213063494 U CN213063494 U CN 213063494U
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- sheath
- cable
- steel ball
- conversion joint
- conical block
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Abstract
The utility model discloses a quick cable hanger, which comprises a sheath, a taper block, a compression nut and a conversion joint; a cable channel is arranged in the sheath in a penetrating manner, and a vertical cable opening is arranged on one side of the cable channel; the upper part of the cable channel is a frustum-shaped channel with a large upper part and a small lower part, and the conical block is correspondingly clamped in the frustum-shaped channel; the conical block is formed by splicing two semi-cones, and a cable clamping hole is vertically arranged in the middle of the conical block in a penetrating manner; the upper end of the sheath is provided with a nut hole, a compression nut is in threaded fit with the nut hole, the lower end of the compression nut corresponds to the top end of the compression conical block, and the middle of the compression nut is provided with a cable hole; the upper end of the adapter is provided with a female buckle connected with a blowout prevention single joint; the lower end of the conversion joint is arranged in an annular hollow mode, and the lower end of the conversion joint is buckled on the outer side of the upper end of the sheath. The utility model discloses can shorten the time that sheath and crossover sub spent when fixed relatively, take place the reliability and the speed that the overflow shut-in was closed during the improvement logging.
Description
Technical Field
The utility model relates to a flying piece technical field especially relates to quick cable hanger.
Background
When well kick or overflow is found during well logging operation, a single blowout preventer needs to be put down in time to shut down the well, so that well blowout accidents are prevented. The difficulty of such an operation lies in: in order to ensure the reliability of well shut-in, the blowout preventer cannot implement well shut-in operation under the condition of a logging cable; there is not enough time to lift the instrument out of the wellhead; direct cutting of the cable can result in the instrument falling into the well, resulting in economic losses and additional operational risks.
The cable hanger can timely disconnect a logging cable to rush to connect a blowout prevention single to shut down a well in time when the phenomena of overflow and well kick are found in logging, and can also avoid a device for dropping a well, so that the reliability and the speed of overflow shut-down during logging can be improved. The cable hanger comprises a sheath and a conversion joint, and the existing sheath and the conversion joint are time-consuming when relatively fixed, so that the improvement space exists.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome exist not enough among the prior art, the utility model provides a quick cable hanger can shorten sheath and crossover sub time that consumes when relatively fixed, takes place the reliability and the speed that the overflow shut-in was closed during the improvement logging.
The technical scheme is as follows: in order to realize the purpose, the utility model discloses a quick cable hanger, including sheath, taper block, gland nut and crossover sub; a cable channel is arranged in the sheath in a penetrating manner, and a vertical cable opening is formed in one side of the cable channel; the upper part of the cable channel is a frustum-shaped channel with a large upper part and a small lower part, and the conical block is correspondingly clamped in the frustum-shaped channel; the conical block is formed by splicing two semi-cones, and a cable clamping hole is vertically arranged in the middle of the conical block in a penetrating manner; the upper end of the sheath is provided with a nut hole, the compression nut is in threaded fit with the nut hole, the lower end of the compression nut correspondingly compresses the top end of the conical block, and the middle of the compression nut is provided with a cable hole; the upper end of the adapter is provided with a female buckle connected with a blowout prevention single joint; the lower end of the conversion joint is arranged in an annular hollow mode, and the lower end of the conversion joint is buckled on the outer side of the upper end of the sheath.
Furthermore, a plurality of steel ball grooves which are annularly arranged are arranged at the lower end of the conversion joint and penetrate through the outer wall of the conversion joint; a steel ball is embedded in the steel ball groove, a control ring is sleeved at the lower end of the adapter, and an annular steel ball withdrawing groove is formed in the inner annular surface of the control ring; and an annular steel ball clamping groove is formed in the outer side of the upper end of the sheath.
Furthermore, the lower end of the adapter is provided with an annular identification groove; when the upper end of the control ring is aligned with the identification groove, the steel ball is correspondingly positioned in the steel ball withdrawing groove.
Furthermore, the outer ring surface of the control ring is provided with a plurality of hook holes in a penetrating manner.
Furthermore, a plurality of slurry inlet channels are arranged on the outer wall of the middle of the conversion joint, the slurry inlet channels are vertically long and narrow, and the slurry inlet channels are annularly arranged.
Furthermore, two kill mud circulation channels are arranged on the upper portion of the conversion joint and communicated with the lower end of the female buckle.
Furthermore, the outer side of the middle part of the sheath is in annular convex arrangement.
Further, the outer walls of the sheath and the adapter are provided with handle mounting holes.
Has the advantages that: the utility model discloses a quick cable hanger utilizes steel ball and control ring to connect sheath and crossover sub, can not use the well head tong to fix like traditional cable hanger, convenient operation when actually connecting, can save time, takes place the reliability and the speed that the overflow shut-in well during the improvement logging.
Drawings
FIG. 1 is a schematic view of the present invention and the mounting components;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic overall cross-sectional view of the present invention;
figure 4 is a schematic view of the communication between the compacting mud circulation channel and the box.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
The quick cable hanger as shown in fig. 1 to 4 comprises a sheath 1, a taper block 2, a compression nut 3 and a conversion joint 4. The cable sheath is characterized in that a cable channel 5 is arranged inside the sheath 1 in a penetrating mode, and a vertical cable opening 6 is arranged on one side of the cable channel 5. The upper part of the cable channel 5 is a frustum-shaped channel 7 with a large upper part and a small lower part, and the conical block 2 is correspondingly clamped in the frustum-shaped channel 5. As shown in the attached drawing 2, the conical block 2 is formed by splicing two semi-cones 8, and a cable clamping hole 9 is vertically arranged in the middle of the conical block 2 in a penetrating manner and used for clamping and clamping a cable.
The upper end of the sheath 1 is provided with a nut hole 10, and the compression nut 3 is in threaded fit with the nut hole 10. The lower end of the compression nut 3 correspondingly compresses the top end of the conical block 2, a cable hole 11 is formed in the middle of the compression nut 3, and the cable hole 11 accommodates a cable to pass through.
The upper end of the adapter 4 is provided with a female buckle 12 connected with a blowout prevention single joint. The lower end of the conversion joint 4 is arranged in an annular hollow mode, and the lower end of the conversion joint 4 is buckled on the outer side of the upper end of the sheath 1.
The lower end of the conversion joint 4 is provided with a plurality of steel ball grooves 13 which are annularly arranged, the steel ball grooves 13 are arranged at equal angles, and the steel ball grooves 13 penetrate through the outer wall of the conversion joint 4. And a steel ball 14 is embedded in the steel ball groove 13. The lower end of the adapter 4 is sleeved with a control ring 15, an annular steel ball withdrawing groove 16 is formed in the inner annular surface of the control ring 15, and when the steel ball withdrawing groove 16 corresponds to the steel ball 14, the steel ball 14 can move outwards along the radial direction of the adapter 4. An annular steel ball clamping groove 17 is formed in the outer side of the upper end of the sheath 1, and when the steel ball 14 and the steel ball clamping groove 17 are correspondingly clamped, the sheath 1 and the conversion connector 4 are relatively fixed.
The lower end of the conversion joint 4 is provided with an annular identification groove 18, when the upper end of the control ring 15 is aligned with the identification groove 18, the steel ball 14 is correspondingly positioned in the steel ball withdrawing groove 16, so that whether the steel ball 14 can move outwards or not can be conveniently determined, and the sheath 1 and the conversion joint are further separated.
The outer ring surface of the control ring 15 is provided with a plurality of hook holes 19 in a penetrating mode, the hook holes 19 are matched with the control ring spanner 26, the control ring 15 can be conveniently rotated, and operation is convenient.
The outer wall of the middle part of the conversion joint 4 is provided with a plurality of slurry inlet channels 20, the slurry inlet channels 20 are vertically long and narrow, and the slurry inlet channels 20 are annularly arranged.
Two kill mud circulation channels 21 are arranged at the upper part of the conversion joint 4, and the kill mud circulation channels 21 are communicated with the lower end of the female buckle 12.
The outer side of the middle part of the sheath 1 is in an annular convex arrangement, so that the sheath 1 can be clamped into an inner hole of the elevator.
And the outer walls of the sheath 1 and the adapter 4 are provided with handle mounting holes 22, so that a handle 27 can be mounted, and the operation is convenient.
The utility model discloses a working method as follows: the lifting wire 23 at the upper end of the adapter 4 is taken down, and the adapter 4 is connected with the blowout prevention single joint and can be connected well for standby before construction. The control ring 15 is rotated upwards for 8 circles, so that the upper end of the control ring 15 is overlapped with the identification groove 18 in the conversion joint 4, the steel ball 14 corresponds to the steel ball withdrawing groove 16, the steel ball 14 has a space moving outwards, the steel ball 14 can be separated from the steel ball clamping groove 17 on the sheath 1, and the sheath 1 can be withdrawn from the lower end of the conversion joint 4. During construction, the lower lifting wire 24 at the lower end of the sheath 1 is taken down, the sheath 1 is stored at a wellhead, and the conical block 2 and the compression nut 3 are placed in a special tool box. When blowout prevention early warning occurs, a cable is led into a cable channel 5 in the sheath 1 from a cable opening 6, the sheath 1 is placed in an inner hole of a wellhead elevator, then the conical block 2 is placed, the compression nut 3 is tightened by the special spanner 25, and the conical block 2 is compressed. After ensuring that the cable does not slip, the cable is cut at 15 cm above the gland nut 3. At this time, the blowout prevention single joint can be hoisted, the lower end of the adapter 4 is inserted into the outer side of the upper end of the sheath 1, and after the adapter is in place, the adapter is rapidly rotated for 8 circles by using the control ring wrench 26, so that the lower end face of the control ring 15 is in contact with the step face at the top end of the sheath 1. At the moment, the sheath 1 and the adapter 4 are quickly linked, and the blowout-preventing single joint can be lowered to perform well killing operation.
The utility model has the advantages of when connecting sheath 1 and crossover sub 4, can need not the well head tong, convenient operation when actually connecting, can save time, take place the reliability and the speed that the overflow shut-in was taken place during the improvement logging.
The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (8)
1. Quick cable hanger, its characterized in that: comprises a sheath (1), a conical block (2), a compression nut (3) and a conversion joint (4);
a cable channel (5) is arranged in the sheath (1) in a penetrating manner, and a vertical cable opening (6) is arranged on one side of the cable channel (5);
the upper part of the cable channel (5) is a frustum-shaped channel (7) with a large upper part and a small lower part, and the conical block (2) is correspondingly clamped in the frustum-shaped channel (7); the conical block (2) is formed by splicing two semi-cones (8), and a cable clamping hole (9) is vertically arranged in the middle of the conical block (2) in a penetrating manner;
a nut hole (10) is formed in the upper end of the sheath (1), the compression nut (3) is in threaded fit with the nut hole (10), the lower end of the compression nut (3) correspondingly compresses the top end of the conical block (2), and a cable hole (11) is formed in the middle of the compression nut (3);
the upper end of the adapter (4) is provided with a female buckle (12) connected with a blowout prevention single joint; the lower end of the conversion joint (4) is arranged in an annular hollow mode, and the lower end of the conversion joint (4) is buckled on the outer side of the upper end of the sheath (1).
2. The quick cable hanger defined in claim 1, wherein: the lower end of the conversion joint (4) is provided with a plurality of steel ball grooves (13) which are annularly arranged, and the steel ball grooves (13) penetrate through the outer wall of the conversion joint (4); a steel ball (14) is embedded in the steel ball groove (13), a control ring (15) is sleeved at the lower end of the adapter (4), and an annular steel ball withdrawing groove (16) is formed in the inner annular surface of the control ring (15); and an annular steel ball clamping groove (17) is formed in the outer side of the upper end of the sheath (1).
3. The quick cable hanger of claim 2, wherein: the lower end of the conversion joint (4) is provided with an annular identification groove (18); when the upper end of the control ring (15) is aligned with the mark groove (18), the steel ball (14) is correspondingly positioned in the steel ball withdrawing groove (16).
4. The quick cable hanger of claim 2, wherein: the outer ring surface of the control ring (15) is provided with a plurality of hook holes (19) in a penetrating way.
5. The quick cable hanger defined in claim 1, wherein: the outer wall of the middle of the conversion joint (4) is provided with a plurality of slurry inlet channels (20), the slurry inlet channels (20) are vertically long and narrow, and the slurry inlet channels (20) are annularly arranged.
6. The quick cable hanger defined in claim 1, wherein: two kill mud circulation channels (21) are arranged at the upper part of the conversion joint (4), and the kill mud circulation channels (21) are communicated with the lower end of the female buckle (12).
7. The quick cable hanger defined in claim 1, wherein: the outer side of the middle part of the sheath (1) is in annular convex arrangement.
8. The quick cable hanger defined in claim 1, wherein: and the outer walls of the sheath (1) and the adapter (4) are provided with handle mounting holes (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021964991.2U CN213063494U (en) | 2020-09-10 | 2020-09-10 | Quick cable hanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021964991.2U CN213063494U (en) | 2020-09-10 | 2020-09-10 | Quick cable hanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213063494U true CN213063494U (en) | 2021-04-27 |
Family
ID=75557956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021964991.2U Active CN213063494U (en) | 2020-09-10 | 2020-09-10 | Quick cable hanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213063494U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114458220A (en) * | 2022-03-03 | 2022-05-10 | 巴州大朴石油技术服务有限公司 | Wellhead blowout preventer system for cable operation |
-
2020
- 2020-09-10 CN CN202021964991.2U patent/CN213063494U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114458220A (en) * | 2022-03-03 | 2022-05-10 | 巴州大朴石油技术服务有限公司 | Wellhead blowout preventer system for cable operation |
| CN114458220B (en) * | 2022-03-03 | 2024-03-05 | 巴州大朴石油技术服务有限公司 | Wellhead blowout preventer system for rope operation |
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