A downhole tool includes a housing that includes a bore therethrough to receive a portion of a downhole conveyance that extends linearly through the bore from a first opening in the housing to a second opening in the housing, the downhole conveyance including a communication line sized to communicat
A downhole tool includes a housing that includes a bore therethrough to receive a portion of a downhole conveyance that extends linearly through the bore from a first opening in the housing to a second opening in the housing, the downhole conveyance including a communication line sized to communicate instructions that includes at least one of logic or data; and a grip assembly at least partially positioned in the bore to engagingly hold the portion of the downhole conveyance at a tension at least equal to a breaking strength of the downhole conveyance.
대표청구항▼
1. A downhole tool, comprising: a housing that comprises a bore therethrough to receive a portion of a downhole conveyance that extends linearly through the bore from a first opening in the housing to a second opening in the housing, the downhole conveyance comprising a communication line sized to c
1. A downhole tool, comprising: a housing that comprises a bore therethrough to receive a portion of a downhole conveyance that extends linearly through the bore from a first opening in the housing to a second opening in the housing, the downhole conveyance comprising a communication line sized to communicate instructions that comprises at least one of logic or data; anda grip assembly at least partially positioned in the bore to engagingly hold the portion of the downhole conveyance at a tension at least equal to a breaking strength of the downhole conveyance the grip assembly comprising a wedge enclosed in a portion of the bore, the wedge including a tapered outer radial surface interfaced with a tapered portion of the bore and an inner radial surface that engagingly holds the portion of the downhole conveyance at the tension, and further wherein the tapered outer radial surface tapers radially outward as the grip assembly extends downhole. 2. The downhole tool of claim 1, wherein the communication line comprises at least one of a fiber optic line or a metallic conductor. 3. The downhole tool of claim 1, wherein the downhole conveyance comprises a non-metallic composite material. 4. The downhole tool of claim 1, wherein the grip assembly comprises: a sleeve that encloses the portion of the downhole conveyance; anda tubular member positioned in the housing to receive and engagingly hold the portion of the downhole conveyance enclosed by the sleeve, an interface between the sleeve and the tubular member comprising an increased friction surface relative to an interface between the downhole conveyance and the tubular member. 5. The downhole tool of claim 4, wherein the sleeve comprises a stainless steel mesh. 6. The downhole tool of claim 4, wherein the housing comprises a first half shell and a second half shell, the first and second half shells enclosing the tubular member and coupled together with one or more fasteners to bias the tubular member radially against the sleeve. 7. The downhole tool of claim 1, wherein the grip assembly further comprises a threaded connection between the outer radial surface of the wedge and the tapered portion of the bore. 8. The downhole tool of claim 1, wherein the grip assembly further comprises a biasing member, positioned in the bore adjacent the wedge, that exerts a biasing force to drive the wedge toward a smaller opening of the tapered portion of the bore. 9. The downhole tool of claim 8, wherein the biasing member comprises at least one spring. 10. The downhole tool of claim 8, wherein the housing further comprises at least one port fluidly coupled to an annulus of a wellbore when the downhole tool is in a run-in position in the wellbore such that at least a portion of the bore is at a hydrostatic pressure of the annulus, the biasing member comprising a piston, in contact with the wedge, that drives the wedge toward the smaller opening based on the hydrostatic pressure. 11. The downhole tool of claim 1, further comprising a bottom hole connection assembly coupled with the housing and comprising a bore therethrough that receives the downhole conveyance and is coupled to the bore of the housing. 12. The downhole tool as recited in claim 1, wherein the downhole conveyance is a non-braided wireline or slickline conveyance. 13. A method, comprising: running a downhole tool coupled to a downhole conveyance into a wellbore from a terranean surface, the downhole tool comprising: a housing that comprises a bore therethrough, the downhole conveyance extending linearly through the bore from a first opening in the housing to a second opening in the housing, the downhole conveyance comprising a communication line sized to communicate instructions that comprise at least one of logic or data; anda grip assembly at least partially positioned in the bore to receive and engagingly hold the downhole conveyance in the downhole tool at a tension, the grip assembly comprising a wedge enclosed in a portion of the bore, the wedge including a tapered outer radial surface interfaced with a tapered portion of the bore and an inner radial surface that engagingly holds the portion of the downhole conveyance at the tension, and further wherein the tapered outer radial surface tapers radially outward as the grip assembly extends downhole;exerting a force on the downhole conveyance in an uphole direction; andresisting the force on the downhole conveyance with the grip assembly. 14. The method of claim 13, wherein the communication line comprises at least one of a fiber optic line or a metallic conductor. 15. The method of claim 13, wherein the downhole conveyance comprises a non-metallic composite material. 16. The method of claim 13, wherein resisting the force on the downhole conveyance with the grip assembly comprises: engaging a sleeve that encloses the portion of the downhole conveyance with a tubular member positioned in the housing, an interface between the sleeve and the tubular member comprising an increased friction surface relative to an interface between the downhole conveyance and the tubular member; andholding the downhole conveyance, based on the interface of the sleeve and the tubular member, to withstand the force exerted on the conveyance. 17. The method of claim 16, wherein the sleeve comprises a stainless steel mesh. 18. The method of claim 16, wherein the housing comprises a first half shell and a second half shell, the first and second half shells enclosing the tubular member and coupled together with one or more fasteners, the method comprising: biasing the tubular member radially against the sleeve by the one or more fasteners. 19. The method of claim 13, wherein the wedge is threadingly coupled at the outer radial surface with the tapered portion of the bore. 20. The method of 13, further comprising: biasing the wedge with a biasing member positioned in the bore adjacent the wedge; anddriving the wedge toward a smaller opening of the tapered portion of the bore to hold the downhole conveyance with the wedge. 21. The method of claim 20, wherein the biasing member comprises at least one spring. 22. The method of claim 20, further comprising: hydraulically driving the wedge toward a smaller opening of the tapered portion of the bore to hold the downhole conveyance with the wedge. 23. The method of claim 22, wherein hydraulically driving the wedge toward a smaller opening of the tapered portion of the bore comprises: exposing an interior cavity of the housing to a hydrostatic pressure in the wellbore; anddriving a piston mounted in the interior cavity against the wedge based on a difference in the hydrostatic pressure and a pressure in the bore of the housing. 24. The method as recited in claim 13, wherein the downhole conveyance is a non-braided wireline or slickline conveyance. 25. A downhole system, comprising: a wireline conveyance extendable from a terranean surface to a position in a wellbore adjacent a subterranean zone, the wireline conveyance sized to communicate instructions that comprise at least one of logic or data;a connector coupled to a portion of the wireline conveyance, the connector comprising: a gripping member that defines a passage for receiving the portion of the wireline conveyance, the portion of the wireline conveyance extending linearly through the passage, the gripping member engagingly holding the portion of the wireline conveyance at a tension at least equal to a breaking strength of the wireline conveyance, the gripping member comprising a wedge enclosed in a portion of the bore, the wedge including a tapered outer radial surface interfaced with a tapered portion of the bore and an inner radial surface that engagingly holds the portion of the downhole conveyance at the tension, and further wherein the tapered outer radial surface tapers radially outward as the gripping member extends downhole; anda housing member that comprises a bore that encloses the gripping member; anda downhole tool string coupled to the wireline conveyance through the connector to receive or communicate the instructions between the downhole tool string and the terranean surface. 26. The downhole system of claim 25, wherein the gripping member comprises: a sleeve that encloses the portion of the wireline conveyance; anda tubular member that receives and engagingly holds the portion of the wireline conveyance enclosed by the sleeve, an interface between the sleeve and the tubular member comprising an increased friction surface relative to an interface between the wireline conveyance and the tubular member. 27. The downhole system of claim 26, wherein the housing member comprises a body and a cover, the body and the cover enclosing the tubular member and coupled together with one or more fasteners to bias the tubular member radially against the sleeve, the body comprising one or more resisting members to keep the gripping member and the cover axially in position. 28. The downhole system of claim 25, wherein the gripping member further includes a biasing member, positioned in the bore adjacent the wedge, that exerts a biasing force to drive the wedge toward a smaller opening of the tapered portion of the bore. 29. The downhole system of claim 28, wherein the biasing member comprises at least one spring. 30. The downhole system of claim 25, wherein the housing member further comprises at least one port fluidly coupled to an annulus of the wellbore when the connector is in a run-in position in the wellbore such that at least a portion of the bore is at a hydrostatic pressure of the annulus, the biasing member comprising a piston, in contact with the wedge, that drives the wedge toward the smaller opening based on the hydrostatic pressure.
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이 특허에 인용된 특허 (8)
Crow, Stephan M.; Postelwait, Larry, Actuated wedge socket assembly.
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