Continuous composite pipe cable separating device

Abstract

The utility model relates to a continuous composite pipe cable separating device, which is characterized in that a dimple connector is screwed with an upper joint of a sealing rubber sleeve, the upper joint of the sealing rubber sleeve is connected with a lower joint of the sealing rubber sleeve through a union connecting sleeve, and a composite pipe cable penetrates through the dimple connector; the top end of the composite pipe cable, the dimple connector, the upper joint of the sealing rubber sleeve and the lower joint of the sealing rubber sleeve form the sealing rubber sleeve, the sealing rubber sleeve is separated into a cable and a hydraulic control pipeline in the sealing rubber sleeve, the cable is crimped by a connecting terminal, the lower side of the lower joint of the sealing rubber sleeve is provided with a ferrule joint, and the separated cable and hydraulic control pipeline are respectively fastened and sealed through the ferrule joint. Integrated distribution of a cable and a hydraulic control pipeline in the composite pipe cable is achieved, and the composite pipe cable can be separated in the suspension type sealing device through the fastening tensile device. Complex joints are not needed in the construction process, overall connection is similar to a multifunctional junction box, power cables and hydraulic control pipelines are distributed in an integrated mode, construction is convenient, the construction period is short, efficiency is high, and cost is saved.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe-cable separation devices, in particular to a continuous composite pipe-cable separation device. Background Art

[0002] When an offshore oilfield realizes rapid pump inspection on an unmoving pipe column of an offshore oilfield production platform, a continuous composite pipe-cable casting and catching electric pump process is required. However, during the actual casting process, when the composite pipe-cable is connected to the downhole equipment, the cable and the hydraulic control pipeline inside the pipe-cable need to be separated to achieve their respective functions. Therefore, a pipe-cable separation device needs to be added at the terminal of the composite pipe-cable. Summary of the invention

[0003] The utility model aims to solve the deficiencies of the prior art and provides a continuous composite pipe and cable separation device.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

[0005] A continuous composite pipe and cable separation device comprises a composite pipe and cable, a dimple connector, an upper joint of a sealing rubber tube, a lower joint of a sealing rubber tube, a union sleeve, a connecting terminal and a ferrule joint; the dimple connector is screwed to the upper joint of the sealing rubber tube, the upper joint of the sealing rubber tube and the lower joint of the sealing rubber tube are connected via the union sleeve, the dimple connector, the upper joint of the sealing rubber tube and the lower joint of the sealing rubber tube form a sealing rubber tube, the composite pipe and cable pass through the dimple connector and enter the sealing rubber tube, and are separated into cables and hydraulic control pipelines in the sealing rubber tube, the cables are crimped with connecting terminals, a ferrule joint is provided on the lower side of the lower joint of the sealing rubber tube, and the separated cables and hydraulic control pipelines are respectively fastened and sealed via ferrule joints.

[0006] Three conical combined slips are provided at the conical surface position on the inner side of the upper joint of the sealing rubber tube, and the composite pipe and cable pass through the combined slips. A flat washer is provided at the lower end of the combined slips, and a pre-tightening screw is provided at the lower end of the flat washer. The pre-tightening screw presses the flat washer, the combined slips and the composite pipe and cable to the inner side of the upper joint of the sealing rubber tube.

[0007] Two O-ring grooves are respectively arranged on the outer sides of the upper joint of the sealing rubber tube and the lower joint of the sealing rubber tube, and a first sealing rubber ring is arranged in the O-ring groove. The first sealing rubber ring is tightened and compacted by the union sleeve.

[0008] A second sealing rubber ring is sleeved on the outer side of the terminal of the composite pipe cable, and the lower end surface of the dimple connector presses the second sealing rubber ring tightly onto the bottom surface of the inner hole of the upper joint of the sealing rubber tube.

[0009] The sealing rubber cylinder is filled with high temperature resistant insulating rubber.

[0010] The beneficial effects of the utility model are as follows: the utility model distributes the cables and hydraulic control pipelines in the composite pipe and cable in an integrated manner through the continuous composite pipe and cable separation device. The construction process does not require complex joints, and the overall connection is similar to a multi-functional junction box, which distributes the power cables and hydraulic control pipelines in an integrated manner, is convenient for construction, has a short construction period, is highly efficient and saves costs. It realizes rapid pump inspection on the unmoving pipe column of the offshore oil field production platform, reduces the operation time, improves the pump inspection efficiency, and ensures rapid resumption of production in the well. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a cross-sectional schematic diagram of the utility model;

[0012] Figure 2 It is a schematic diagram of the structure of the utility model;

[0013] In the figure: 1-composite pipe cable; 2-dimple connector; 3-upper joint of sealing rubber tube; 4-lower joint of sealing rubber tube; 5-union sleeve; 6-connection terminal; 7-ferrule joint; 8-combination slip; 9-flat washer; 10-pre-tightening screw; 11-first sealing rubber ring; 12-second sealing rubber ring;

[0014] The following is a detailed description of the embodiments of the present invention with reference to the accompanying drawings. DETAILED DESCRIPTION

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0016] like Figure 1-2 As shown, a continuous composite pipe and cable separation device comprises a composite pipe and cable 1, a dimple connector 2, an upper joint 3 of a sealing rubber tube, a lower joint 4 of a sealing rubber tube, a union sleeve 5, a connection terminal 6, and a ferrule joint 7; the dimple connector 2 is screwed with the upper joint 3 of the sealing rubber tube, the upper joint 3 of the sealing rubber tube is connected with the lower joint 4 of the sealing rubber tube through the union sleeve 5, the top of the composite pipe and cable 1, the dimple connector 2, the upper joint 3 of the sealing rubber tube and the lower joint 4 of the sealing rubber tube form a sealing rubber tube, the composite pipe and cable 1 passes through the dimple connector 2 and enters the sealing rubber tube, and is separated into a cable and a hydraulic control pipeline in a sealed cabin, the cable is crimped with a connection terminal 6, a ferrule joint 7 is provided at the lower side of the lower joint 4 of the sealing rubber tube, and the separated cable and hydraulic control pipeline are respectively tightened and sealed by the ferrule joint 7. The integrated distribution of the cable and the hydraulic control pipeline of the composite pipe and cable 1 in a suspended sealed environment is realized, the cable and the hydraulic control pipeline are connected in the sealing rubber tube, the connector is ensured not to be exposed, and the insulation performance between the cables is ensured at the same time. The union sleeve 5 connects the upper joint 3 of the sealing rubber tube and the lower joint 4 of the sealing rubber tube into one piece without causing cross interference between the hydraulic control pipeline and the cable.

[0017] Three conical combined slips 8 are arranged at the conical surface position inside the upper joint 3 of the sealing rubber tube, and the composite pipe cable 1 passes through the combined slips 8. The lower end of the combined slips 8 is padded with a flat washer 9, and the lower end of the flat washer 9 is provided with a pre-tightening screw 10. The pre-tightening screw 10 presses the flat washer 9, the combined slips 8 and the composite pipe cable 1 tightly inside the upper joint 3 of the sealing rubber tube. The top of the composite pipe cable 1, the dimple connector 2 and the upper joint 3 of the sealing rubber tube are stuck by the combined slips 8, which increases the tensile strength and forms an unbreakable whole.

[0018] Two O-ring grooves are respectively arranged on the outer sides of the upper joint 3 of the sealing rubber tube and the lower joint 4 of the sealing rubber tube, and a first sealing rubber ring 11 is arranged in the O-ring groove. The union sleeve 5 tightens and compacts the first sealing rubber ring 11 to prevent fluid from entering the gap between the upper joint 3 of the sealing rubber tube and the lower joint 4 of the sealing rubber tube, thereby achieving the effect of sealing the rubber tube.

[0019] The terminal of the composite tube cable 1 is sleeved with a second sealing rubber ring 12, and the lower end surface of the dimple connector 2 presses the second sealing rubber ring 12 against the bottom surface of the inner hole of the upper joint 3 of the sealing rubber tube, thereby preventing the fluid from entering the sealing rubber tube through the outer diameter of the composite tube cable.

[0020] The sealant tube is filled with high temperature resistant insulating glue to prevent the cable joints or pipeline joints from loosening due to long-term vibration, which may cause water vapor to enter and cause insulation performance degradation, affecting the operation of terminal equipment.

[0021] When the utility model is used, the composite pipe and cable 1 is cut to a reserved length, the separated cables and hydraulic control pipelines are left with a reserved length, the end face and surrounding of the composite pipe and cable 1 are ensured to be smooth and free of burrs, the composite pipe and cable 1 is passed through the dimple connector 2, the upper joint 3 of the sealing rubber tube, and the sealing rubber ring 12, the dimple connector 2 is first screwed on the upper joint 3 of the sealing rubber tube, the sealing rubber ring 12 is padded on the end face of the dimple connector 2, three conical surface combined slips 8 are sleeved around the composite pipe and cable 1 at the conical surface position of the upper joint 3 of the sealing rubber tube, flat gaskets 9 are padded, and tightened with pre-tightening screws 10. The separated cables and hydraulic control pipelines are passed through the lower joint 4 of the sealing rubber tube respectively, the separated cables are crimped with the connection terminals 8, the separated hydraulic control pipelines are connected with the joints, and insulation and sealing are done well to prevent cable leakage and pipeline leakage. A first sealing rubber ring 11 is arranged in the O-ring groove of the upper joint 3 of the sealing rubber tube and the lower joint 4 of the sealing rubber tube, and is fastened with a union sleeve 5. The first sealing ring 11 must not be damaged during the tightening process. The leading connecting cables and pipelines are respectively fastened and sealed with a ferrule joint 7. Insulating high-temperature glue is injected into the lower glue injection position of the lower joint 4 of the sealing rubber tube until glue emerges from the upper air hole. The upper air hole is first sealed with a special wire plug, and then the lower glue injection hole is sealed with a special wire plug.

[0022] The utility model is described above by way of example in conjunction with the accompanying drawings. It is obvious that the specific implementation of the utility model is not limited to the above-mentioned method. As long as various improvements are made using the method concept and technical solution of the utility model, or are directly applied to other occasions without improvement, they are all within the protection scope of the utility model.

Claims

1. A continuous composite cable separation device, characterized in that: The composite pipe cable (1) comprises a dimple connector (2), an upper joint (3) of a sealing rubber tube, a lower joint (4) of a sealing rubber tube, a union connection sleeve (5), a connection terminal (6) and a ferrule joint (7); the dimple connector (2) is screwed to the upper joint (3) of the sealing rubber tube, the upper joint (3) of the sealing rubber tube and the lower joint (4) of the sealing rubber tube are connected via the union connection sleeve (5); the composite pipe cable (1) passes through the dimple connector (2); the top end of the composite pipe cable (1) and the dimple connector (2), the upper joint (3) of the sealing rubber tube and the lower joint (4) of the sealing rubber tube form a sealing rubber tube, which is separated into a cable and a hydraulic control pipeline in the sealing rubber tube; the cable is crimped by a connection terminal (6); a ferrule joint (7) is provided on the lower side of the lower joint (4) of the sealing rubber tube; the separated cable and hydraulic control pipeline are respectively fastened and sealed via the ferrule joint (7).

2. A continuous composite cable separation device according to claim 1, characterized in that: Three conical combined slips (8) are arranged at the conical surface position on the inner side of the upper joint (3) of the sealing rubber sleeve. The composite pipe cable (1) passes through the combined slips (8). The lower end of the combined slips (8) is padded with a flat washer (9). The lower end of the flat washer (9) is provided with a pre-tightening screw (10). The pre-tightening screw (10) presses the flat washer (9), the combined slips (8) and the composite pipe cable (1) onto the inner side of the upper joint (3) of the sealing rubber sleeve.

3. A continuous composite cable separation device according to claim 2, characterized in that: Two O-ring grooves are respectively provided on the outer sides of the upper joint (3) of the sealing rubber tube and the lower joint (4) of the sealing rubber tube, and a first sealing rubber ring (11) is provided in the O-ring groove. The union sleeve (5) tightens and compacts the first sealing rubber ring (11).

4. A continuous composite cable separation device according to claim 2, characterized in that: A second sealing rubber ring (12) is sleeved on the outer side of the terminal of the composite cable tube (1), and the lower end surface of the dimple connector (2) presses the second sealing rubber ring (12) against the bottom surface of the inner hole of the upper joint (3) of the sealing rubber tube.

5. The continuous composite cable separation device according to claim 2, characterized in that: The interior of the sealing rubber tube is filled with high temperature resistant insulating rubber.

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