CN204782896U - Cable fishing tool for coiled tubing - Google Patents
Cable fishing tool for coiled tubing Download PDFInfo
- Publication number
- CN204782896U CN204782896U CN201520309479.7U CN201520309479U CN204782896U CN 204782896 U CN204782896 U CN 204782896U CN 201520309479 U CN201520309479 U CN 201520309479U CN 204782896 U CN204782896 U CN 204782896U
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Abstract
The utility model provides a cable fishing tool for coiled tubing, include: top connection, mandrel, sealing washer, spring, lower clutch, support lead on, truss, right chuck, left chuck, lead truss, bolt down. Threaded connection is passed through with the lower clutch to the top connection. The dabber sets up in top connection and lower clutch, and the dabber hypomere be trapezoidal connector, and the left and right oblique dovetail of the trapezoidal connector left and right sides appears the guide rail with left and right chuck middle part inclined ladder respectively and is connected. The lower clutch passes through threaded connection with the support. Upper and lower direction truss passes through the bolt fastening respectively on the support. Competent trapezoidal guide rail on left side chuck and the right chuck is respectively with the middle part horizontal guiding slot combination of upper and lower direction truss. Have compact structure, be convenient for to connect, control is simple, the steel cable picks up easily and characteristics such as overload protection.
Description
Technical field
The utility model belongs to accident treatment field under Oil/gas Well well in operation, relates to a kind of coiled tubing cable fishing tool.
Background technology
The oil-water well well logging well cable salvage technology that falls is the important component part of oil well logging engineering accident treatment technique, and cable class junk is generally that the logger, instrument etc. be connected with bottom rises and falls well, belongs to comprehensive accident and salvages treatment process.Only have after upper cable all dragged for obtaining, the plant and instrument that its underpart connects could be salvaged, so the salvaging of cable class junk is crucial.
At present, salvage cable head when the existence of well cable is salvaged not easily accurately to determine in the position of down-hole, there is no the problems such as desirable cable salvage instrument, the rotation number of turns of some revolving fishing tools and the experience of speed dependent operating personnel, the agglomerating possibility of cable winding is caused to increase, increasing trips out difficulty, meets card probability and greatly improves.JP is sent out a kind of to rely on coiled tubing to carry out the fishing tool of operation for this reason, and, inside high by coiled tubing tensile strength can pass into the feature of highly pressurised liquid, by the opening and closing movement of hydraulic coupling control realization fishing tool in coiled tubing.There is compact conformation, be convenient to connection, control is simple, steel cable picks up the features such as easy and overload protection.
Summary of the invention
The purpose of this utility model is that the design feature can not be competent at junk in the well such as cable, tightrope completely for current conventional and connecting pipes underground fishing equipment carries out salvage, a kind of coiled tubing cable fishing tool of spy's proposition.
A kind of coiled tubing cable fishing tool, be made up of top connection, mandrel, sealing ring, spring, lower contact, support, upper slot guide, right chuck, left chuck, lower slot guide, bolt, it is characterized in that: top connection upper end arranges screw thread and is connected with continuous-tube, and top connection lower end is connected with lower contact upper end by screw thread; Mandrel is arranged in top connection and lower contact; A sealing ring is at least set outside mandrel epimere and between top connection endoporus; Step surface is established inside top connection; Between step surface, spring is housed in the stage casing between outer land terrace of mandrel and lower contact epimere; Mandrel hypomere is trapezoidal connector, and left tiltedly dovetail groove and the oblique dovetail groove in the right side are established in the trapezoidal connector left and right sides; Trapezoidal connector is connected with left chuck and right chuck, and the pincers tooth of left chuck and right chuck lower end is staggered, and the left inclined ladder shape guide rail in the middle part of left chuck is connected with the oblique dovetail groove in a left side on the left of trapezoidal connector; Right inclined ladder shape guide rail in the middle part of right chuck is connected with the oblique dovetail groove in the right side on the right side of trapezoidal connector; Have horizontal guide slot in the middle part of upper slot guide, in the middle part of lower slot guide, have lower horizontal guide slot; Former and later two horizontal trapezoidal rails are arranged at left chuck top, former and later two horizontal trapezoidal rails on left chuck top and the horizontally-guided slot fit on former and later two in the middle part of slot guide, former and later two horizontal trapezoidal rails are arranged at left chuck bottom, former and later two horizontal trapezoidal rails of left chuck bottom and the horizontally-guided slot fit under former and later two in the middle part of slot guide; Former and later two horizontal trapezoidal rails of right chuck top, former and later two horizontal trapezoidal rails on right chuck top respectively with former and later two on horizontally-guided slot fit in the middle part of slot guide, former and later two horizontal trapezoidal rails of right chuck bottom, former and later two horizontal trapezoidal rails on right chuck top coordinate with the horizontal dovetail groove in the middle part of slot guide under former and later two respectively; Lower contact hypomere and support are threaded connection; Upper slot guide and lower slot guide are respectively by being bolted on support.
Accompanying drawing explanation
Fig. 1 is the half sectional view of a kind of coiled tubing cable of the utility model fishing tool.
Fig. 2 is upper leading truck structural representation
Fig. 3 is lower leading truck structural representation
Fig. 4 is left chuck structure schematic diagram
Fig. 5 is core shaft structure schematic diagram
Fig. 6 is right chuck structure schematic diagram
In Fig. 1: 1. top connection, 2. mandrel, 3. sealing ring, 4. spring, 5. lower contact, 6. support, 7. go up slot guide, 8. left chuck, 9. right chuck, 10. descends slot guide, 11. bolts
Detailed description of the invention
Be described further below in conjunction with accompanying drawing 1 ~ 6 pair of the utility model.
A kind of cable salvage instrument of the utility model, be made up of top connection 1, mandrel 2, sealing ring 3, spring 4, lower contact 5, support 6, upper slot guide 7, left chuck 8, right chuck 9, lower slot guide 10, bolt 11, it is characterized in that: top connection 1 upper end arranges screw thread and is connected with continuous-tube, top connection 1 lower end is connected with lower contact 5 upper end by screw thread; Mandrel 2 is arranged at top connection 1 with in lower contact 5; Outside mandrel 2 epimere and between top connection 1 endoporus, a sealing ring 3 is at least set; Step surface is established inside top connection 1; Between step surface, spring 4 is housed in the stage casing between outer land terrace of mandrel 2 and lower contact 5 epimere; Mandrel 2 hypomere is trapezoidal connector, and left tiltedly dovetail groove 2-1 and the oblique dovetail groove 2-2 in the right side is established in the trapezoidal connector left and right sides; Trapezoidal connector is connected with left chuck 8 and right chuck 9, and the pincers tooth of left chuck 8 and right chuck 9 lower end is staggered, and the left inclined ladder shape guide rail 8-1 in the middle part of left chuck 8 is connected with the oblique dovetail groove 2-1 in the left side on the left of trapezoidal connector; Right inclined ladder shape guide rail 9-1 in the middle part of right chuck 9 is connected with the oblique dovetail groove 2-2 in the right side on the right side of trapezoidal connector; Have horizontal guide slot 7-1 in the middle part of upper slot guide 7, in the middle part of lower slot guide 10, have lower horizontal guide slot 10-1; Former and later two horizontal trapezoidal rails 8-2 are arranged at left chuck 8 top, former and later two horizontal trapezoidal rails 8-2 on left chuck 8 top coordinate with the horizontal guide slot 7-1 in the middle part of slot guide on former and later two 7, former and later two horizontal trapezoidal rails 8-3 are arranged at left chuck 8 bottom, and former and later two horizontal trapezoidal rails 8-3 of left chuck 8 bottom coordinate with the horizontal guide slot 10-1 in the middle part of former and later two lower slot guides 10; Right former and later two horizontal trapezoidal rails 9-2 of chuck 9 top, former and later two horizontal trapezoidal rails 9-2 on right chuck 9 top coordinate with the horizontal guide slot 7-1 in the middle part of slot guide on former and later two 7 respectively, right former and later two horizontal trapezoidal rails 9-3 of chuck 9 bottom, former and later two horizontal trapezoidal rails 9-3 on right chuck 9 top coordinate with the horizontal dovetail groove 10-1 in the middle part of slot guide 10 under former and later two respectively; Lower contact 5 hypomere and support 6 are threaded connection; Upper slot guide 7 and lower slot guide 10 are fixed on the frame 6 respectively by bolt 11.
Operating principle of the present utility model is: the inner chamber being entered mandrel 2 from the highly pressurised liquid of coiled tubing by the inner chamber of top connection 1, during fluid pressure promotes, mandrel 2 Compress Spring 4 moves down, the left chuck 8 be connected by dovetail groove with the trapezoidal joint of mandrel 2 lower end and right chuck 9 under the effect of horizontal component along on the horizontal guide slot of slot guide 7 and lower slot guide 10 separate to both sides.Complete the action that pliers opens.
Find cable position accurately, unloading fluid pressure, spring 4 promotes mandrel 2 and moves up under the effect of its own resilient, while the trapezoidal connector of mandrel 2 lower end moves up, drive left chuck 8 and right chuck 9 to move to along upper slot guide 7 and lower slot guide 10 to close up along horizontal guide rail to centre, clamping cables.In salvaging process, pulling force is larger, and clamp holds tighter.Fluid pressure simultaneously by controlling to enter coiled tubing can control the clamping of clamp.
Claims (1)
1. a coiled tubing cable fishing tool, be made up of top connection (1), mandrel (2), sealing ring (3), spring (4), lower contact (5), support (6), upper slot guide (7), right chuck (8), left chuck (9), lower slot guide (10), bolt (11), it is characterized in that: top connection (1) upper end arranges screw thread and is connected with continuous-tube, top connection (1) lower end is connected with lower contact (5) upper end by screw thread, mandrel (2) is arranged at top connection (1) with in lower contact (5), a sealing ring (3) is at least set outside mandrel (2) epimere and between top connection (1) endoporus, step surface is established in top connection (1) inner side, between step surface, spring (4) is housed in the stage casing outside cylinder step surface of mandrel (2) and lower contact (5) epimere cylinder, mandrel (2) hypomere is trapezoidal connector, and the trapezoidal connector left and right sides is provided with left tiltedly dovetail groove (2-1) and the oblique dovetail groove in the right side (2-2), trapezoidal connector is connected with left chuck (8) and right chuck (9), the pincers tooth of left chuck (8) and right chuck (9) lower end is staggered, there is left inclined ladder shape guide rail (8-1) at left chuck (8) middle part, and the left inclined ladder shape guide rail (8-1) at left chuck (8) middle part is connected with the left side oblique dovetail groove (2-1) on the left of trapezoidal connector, there is right inclined ladder shape guide rail (9-1) at right chuck (9) middle part, and the right inclined ladder shape guide rail (9-1) at right chuck (9) middle part is connected with the right side oblique dovetail groove (2-2) on the right side of trapezoidal connector, upper slot guide (7) middle part has horizontal guide slot (7-1), former and later two horizontal trapezoidal rails (8-2) are arranged at left chuck (8) top, former and later two horizontal trapezoidal rails (8-2) on left chuck (8) top coordinate with the horizontal guide slot (7-1) at slot guide on former and later two (7) middle part, lower slot guide (10) middle part has lower horizontal guide slot (10-1), former and later two horizontal trapezoidal rails (8-3) are arranged at left chuck (8) bottom, former and later two horizontal trapezoidal rails (8-3) of left chuck (8) bottom coordinate with the horizontal guide slot (10-1) at former and later two lower slot guide (10) middle parts, former and later two horizontal trapezoidal rails (9-2) of right chuck (9) top, former and later two horizontal trapezoidal rails (9-2) on right chuck (9) top coordinate with the horizontal guide slot (7-1) at slot guide on former and later two (7) middle part respectively, former and later two horizontal trapezoidal rails (9-3) of right chuck (9) bottom, former and later two horizontal trapezoidal rails (9-3) on right chuck (9) top coordinate with the horizontal dovetail groove (10-1) at slot guide (10) middle part under former and later two respectively, lower contact (5) hypomere and support (6) are threaded connection, upper slot guide (7) and lower slot guide (10) are fixed on support (6) respectively by bolt (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520309479.7U CN204782896U (en) | 2015-05-14 | 2015-05-14 | Cable fishing tool for coiled tubing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520309479.7U CN204782896U (en) | 2015-05-14 | 2015-05-14 | Cable fishing tool for coiled tubing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204782896U true CN204782896U (en) | 2015-11-18 |
Family
ID=54522964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520309479.7U Expired - Fee Related CN204782896U (en) | 2015-05-14 | 2015-05-14 | Cable fishing tool for coiled tubing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204782896U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109869135A (en) * | 2019-03-27 | 2019-06-11 | 咸阳荣达石油技术服务有限公司 | A kind of detection method of the stuck reason of underground throttle device |
| CN109915054A (en) * | 2019-03-27 | 2019-06-21 | 咸阳荣达石油技术服务有限公司 | A kind of fracturing sand buries the Refloatation method of stuck flow controller |
-
2015
- 2015-05-14 CN CN201520309479.7U patent/CN204782896U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109869135A (en) * | 2019-03-27 | 2019-06-11 | 咸阳荣达石油技术服务有限公司 | A kind of detection method of the stuck reason of underground throttle device |
| CN109915054A (en) * | 2019-03-27 | 2019-06-21 | 咸阳荣达石油技术服务有限公司 | A kind of fracturing sand buries the Refloatation method of stuck flow controller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20160514 |