CN217544204U - Data acquisition bearing load detection cable for oil exploration robot - Google Patents

Abstract

The utility model relates to a hold lotus exploration cable field, especially relate to a data acquisition holds lotus exploration cable for oil exploration robot. The data acquisition load-bearing detection cable for the oil exploration robot comprises a framework, wherein a wire core assembly is arranged on the framework, a waterproof layer, a total shielding layer and a sheath layer are sequentially sleeved on the framework from inside to outside, and an inner armor layer made of alloy steel wires is wrapped outside the sheath layer; outer armor, outer armor wraps up on interior armor, and outer armor includes the armor cover, the armor cover is located on the interior armor, and the armor sheathes in the lateral wall and evenly set up a plurality of equidistant distribution's mounting hole, all inlays in a plurality of mounting holes and is equipped with the ball, and the armor is located and has seted up the through-hole between a plurality of mounting holes, and the through-hole interpolation is equipped with first wire rope. The utility model provides a data acquisition holds lotus exploration cable for oil exploration robot has and is applicable to complicated borehole operation, receive and releases the little advantage of cable wearing and tearing.

Description

Data acquisition bearing load detection cable for oil exploration robot

Technical Field

The utility model relates to a hold lotus exploration cable field, especially relate to a data acquisition holds lotus exploration cable for oil exploration robot.

Background

The load-bearing exploration cable is mainly used for logging, perforating, coring and other operations of various oil wells and gas wells, and can also be used for marine investigation, river, estuary, water conservancy and hydrological measurement, coal field geological survey, geothermal logging and other aspects. The main function can bear mechanical load and transmit electric signals, and is a ruler for measuring well depth, and when oil exploration and exploitation are carried out, the exploration robot is used for detecting underground data and carrying out data acquisition and transmission.

The existing load-bearing detection cable is composed of an armor layer, a shielding layer, an insulating layer and a wire core, the existing load-bearing detection cable is mainly provided with double-layer armor made of alloy steel wires for enhancing the strength of the cable, so that the improved strength of the cable enables the cable to have higher load-bearing capacity, when the cable contracts, the double-layer armor has overlarge friction, the armor is easy to wear, the cable is damaged, the outer-layer armor is large in winding and unwinding wear of the complex underground cable, and the service life of the cable is seriously influenced.

Therefore, there is a need to provide a new data acquisition load-bearing detection cable for an oil exploration robot to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a be applicable to complicated borehole operation, receive and release the little oil exploration robot data acquisition bearing load exploration cable of cable wearing and tearing.

The utility model provides a data acquisition holds lotus exploration cable for oil exploration robot includes: the cable core assembly is arranged on the framework, a waterproof layer, a total shielding layer and a sheath layer are sequentially sleeved on the framework from inside to outside, and an inner armor layer made of alloy steel wires is wrapped outside the sheath layer;

outer armor, outer armor wraps up on interior armor, and outer armor includes the armor cover, the armor cover is located on the interior armor, and the armor sheathes in the lateral wall and evenly set up a plurality of equidistant distribution's mounting hole, all inlays in a plurality of mounting holes and is equipped with the ball, and the armor is located and has seted up the through-hole between a plurality of mounting holes, and the through-hole interpolation is equipped with first wire rope.

Preferably, the core assembly comprises a power core and optical fiber cores, the optical fiber cores are arranged on the central through hole of the framework, and the four groups of power cores are uniformly arranged on the framework and positioned outside the optical fiber cores.

Preferably, the power line core comprises a copper stranded cable, and an insulating layer and a split-phase shielding layer are sequentially sleeved on the outer side of the copper stranded cable.

Preferably, the optical fiber cable core comprises an optical fiber cable, and the optical fiber cable is sequentially wrapped with an insulation sleeve and an aluminum pipe.

Preferably, the total shielding layer and the split-phase shielding layer are all metal wires woven into a net shape or metal films.

Preferably, the sheath layer is made of modified polyethylene, and a fireproof coating is sprayed on the outer side of the sheath layer.

Preferably, the gap between the framework and the waterproof layer is filled with a buffer rope.

Preferably, a second steel wire rope is further embedded in a gap between the power wire core and the optical fiber wire core in the framework.

Compared with the prior art, the utility model provides a data acquisition holds lotus exploration cable for oil exploration robot has following beneficial effect:

1. the utility model provides a data acquisition load bearing detection cable for oil exploration robot, when the cable is reeled and drawn, the armor is reeled and drawn through the embedded ball, when the cable is reeled and drawn first, and when the cable contacts the rock wall underground, the ball rolls along the reeling and unreeling direction, which can reduce the abrasion of the cable to the greatest extent and is suitable for reeling and unreeling the cable in complex underground;

2. the cable core assembly carries out power transmission through the copper-twisted cable, can be fast with data transmission to ground of gathering through the optical fiber cable, and the protection of optical fiber cable through insulating cover and aluminum pipe can improve the transmission rate of signal, reduces the signal and loses, improves data transmission quality, and here the aluminum pipe has still played electromagnetic shield's effect, less external electromagnetic interference.

3. The clearance between skeleton and the waterproof layer is filled, can improve holistic buffer capacity to it is equipped with second wire rope to inlay inside, improves the tensile ability of skeleton like this, further improves the load-carrying capacity of cable.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of a data acquisition load-bearing exploration cable for an oil exploration robot according to the present invention;

FIG. 2 is a schematic diagram of a cross section of a data acquisition load-bearing detection cable for an oil exploration robot;

FIG. 3 is a partial enlarged view of a shown in FIG. 1;

reference numbers in the figures: 1. a framework; 2. a wire core assembly; 21. a power line core; 211. a copper stranded cable; 212. an insulating layer; 213. a split-phase shielding layer; 22. an optical fiber core; 221. a fiber optic cable; 222. an insulating sleeve; 223. an aluminum tube; 3. a waterproof layer; 4. a total shielding layer; 5. a sheath layer; 6. an inner armor layer; 7. an outer armor layer; 71. an armor cover; 72. a ball bearing; 73. a first wire rope; 8. a buffer rope; 9. a second wire rope.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

The following detailed description is provided to illustrate specific embodiments of the present invention.

Referring to fig. 1 to 3, an embodiment of the present invention provides a data acquisition and load bearing detection cable for a petroleum exploration robot, the data acquisition and load bearing detection cable for a petroleum exploration robot includes: skeleton 1, sinle silk subassembly 2, waterproof layer 3, total shield 4, restrictive coating 5, interior armor 6 and outer armor 7.

Install sinle silk subassembly 2 on skeleton 1, from inside to outside in proper order on skeleton 1 overlap and be equipped with waterproof layer 3, total shielding layer 4 and restrictive coating 5, the outer parcel of restrictive coating 5 has interior armor 6 of being made by the alloy steel wire

Outer armor 7 wraps up on interior armor 6, and outer armor 7 includes armor cover 71, and on armor 6 was located to armor cover 71 cover, and armor 71 goes up the lateral wall and evenly sets up a plurality of equidistant distribution's mounting hole, all inlays in a plurality of mounting holes and is equipped with ball 72, and armor 71 is located and has seted up the through-hole between a plurality of mounting holes, and the through-hole interpolation is equipped with first wire rope 73.

It should be noted that: when the cable is used, when the outer armor layer 7 is used for winding and unwinding the cable, the armor sleeve 71 is firstly wound and unwound by the embedded balls 72, and when the cable contacts a rock wall underground, the balls 72 roll along the winding and unwinding directions, so that the abrasion of the cable can be reduced to the greatest degree, and the cable winding and unwinding device is suitable for winding and unwinding the cable underground in a complex manner.

Wherein, restrictive coating 5 adopts modified polyethylene to make, and the 5 outside spraying of restrictive coating has fire protection coating, and restrictive coating 5 has high temperature resistant fire behavior when insulating protection like this, improves its cable performance, is convenient for use under the operating mode of high temperature.

In the embodiment of the present invention, please refer to fig. 1 and fig. 2, the core assembly 2 includes a power core 21 and an optical fiber core 22, the optical fiber core 22 is disposed on the central through hole of the frame 1, and the four groups of power cores 21 are uniformly disposed on the frame 1 and located outside the optical fiber core 22.

It should be noted that: the power wire core 21 is used for supplying power to the oil exploration robot, and then the data collected by the oil exploration robot are rapidly transmitted through the optical fiber wire core 22.

In the embodiment of the present invention, please refer to fig. 2 and fig. 3, the power cable core 21 includes a copper-twisted cable 211, and an insulating layer 212 and a split-phase shielding layer 213 are sequentially sleeved outside the copper-twisted cable 211.

It should be noted that: the power wire core 21 transmits power through the copper stranded cable 211, wherein the copper stranded cable 211 is made of soft copper or zinc-plated tin-plated or silver-plated alloy copper wire, can be customized according to the power requirement of a specific oil exploration machine, and reduces the interference of electromagnetism in power transmission to the optical fiber wire core 22 through the split-phase shielding layer 213.

In an embodiment of the present invention, referring to fig. 2 and 3, the optical fiber core 22 includes an optical fiber cable 221, and the optical fiber cable 221 is sequentially wrapped by an insulating sleeve 222 and an aluminum tube 223.

It should be noted that: here, the optical fiber core 22 can transmit the collected data to the ground through the optical fiber cable 221, the optical fiber cable 221 can improve the transmission rate of signals through the protection of the insulating sleeve 222 and the aluminum pipe 223, the signal loss is reduced, the data transmission quality is improved, and the aluminum pipe 223 also plays a role of electromagnetic shielding, and the interference of external electromagnetism is reduced.

The total shielding layer 4 and the split-phase shielding layer 213 are all made of metal wires woven into a net shape or metal films.

In the embodiment of the present invention, please refer to fig. 1, fig. 2 and fig. 3, the gap between the framework 1 and the waterproof layer 3 is filled with the buffer rope 8.

It should be noted that: utilize the buffer rope 8 to the clearance packing between skeleton 1 and the waterproof layer 3, can improve holistic buffer capacity, here buffer rope 8 adopts the nylon material to make.

In the present embodiment: and a second steel wire rope 9 is embedded in a gap between the power wire core 21 and the optical fiber wire core 22 in the framework 1, so that the tensile capacity of the framework 1 is improved, and the load capacity of the cable is further improved.

The utility model provides a data acquisition holds lotus exploration cable's theory of operation for oil exploration robot as follows:

when the outer armor layer 7 is used for taking up and paying off cables, the armor sleeve 71 is used for taking up and paying off the cables through the embedded balls 72, when the cables contact a rock wall underground, the balls 72 roll along the direction of taking up and paying off the cables, the abrasion of the cables can be reduced to the greatest degree of success, the cables are suitable for taking up and paying off the cables under the complex underground, then the waterproof layer 3, the total shielding layer 4, the protective sleeve layer 5 and the inner armor layer 6 are used for preventing water and electromagnetic interference and protecting against tensile breaking, the cable core assembly 2 is used for carrying out power transmission through the copper-twisted cable 211, the copper-twisted cable 211 is made of soft copper or zinc-plated tin or silver-plated alloy copper wires, the copper-twisted cable can be customized according to the power requirement of a specific petroleum exploration machine, the electromagnetism generated during the power transmission is reduced through the split-phase shielding layer 213, the collected data can be rapidly transmitted to the ground through the optical fiber cable 221, the optical fiber 221 is protected through the insulating sleeve aluminum pipes 222 and 223, the transmission rate of the signals can be improved, the signal loss is reduced, the data transmission quality is improved, and the electromagnetic shielding effect of the aluminum pipe 223 is reduced, and the electromagnetic interference of the electromagnetic shielding effect is reduced. The whole load-bearing detection cable has the advantages of suitability for complex underground operation and small abrasion of the cable.

The utility model discloses in circuit and control that relate to be prior art, do not carry out too much repeated description here.

The above-mentioned only be the embodiment of the present invention, not consequently the restriction of the patent scope of the present invention, all utilize the equivalent structure or equivalent flow transform made of the content of the specification and the attached drawings, or directly or indirectly use in other relevant technical fields, all including in the same way the patent protection scope of the present invention.

Claims (8)

1. A data acquisition load bearing detection cable for an oil exploration robot is characterized by comprising:

the cable core assembly comprises a framework (1), wherein a cable core assembly (2) is installed on the framework (1), a waterproof layer (3), a total shielding layer (4) and a sheath layer (5) are sequentially sleeved on the framework (1) from inside to outside, and an inner armor layer (6) made of alloy steel wires is wrapped outside the sheath layer (5);

outer armor (7), outer armor (7) wrap up on interior armor (6), and outer armor (7) include armor cover (71), armor cover (71) cover is located on interior armor (6), and armor cover (71) go up the lateral wall and evenly set up a plurality of equidistant distribution's mounting hole, all inlays in a plurality of mounting holes and is equipped with ball (72), and armor cover (71) are located and have seted up the through-hole between a plurality of mounting holes, and the through-hole interpolation is equipped with first wire rope (73).

2. The data acquisition load-bearing detection cable for the oil exploration robot as claimed in claim 1, wherein the wire core assembly (2) comprises power wire cores (21) and optical fiber wire cores (22), the optical fiber wire cores (22) are arranged on a central through hole of the framework (1), and the four groups of power wire cores (21) are uniformly arranged on the framework (1) and are positioned at the outer sides of the optical fiber wire cores (22).

3. The data acquisition load-bearing detection cable for the oil exploration robot as claimed in claim 2, wherein the power wire core (21) comprises a copper-twisted cable (211), and an insulating layer (212) and a split-phase shielding layer (213) are sequentially sleeved on the outer side of the copper-twisted cable (211).

4. The data acquisition load-bearing detection cable for the oil exploration robot as claimed in claim 2, wherein the optical fiber core (22) comprises an optical fiber cable (221), and an insulation sleeve (222) and an aluminum pipe (223) are sequentially wrapped outside the optical fiber cable (221).

5. The data acquisition and load bearing exploration cable for the oil exploration robot as claimed in claim 1, wherein said total shielding layer (4) and split-phase shielding layer (213) are both made of metal wires or metal films woven into a net shape.

6. The data acquisition load-bearing detection cable for the oil exploration robot as claimed in claim 1, wherein the sheath layer (5) is made of modified polyethylene, and a fireproof coating is sprayed on the outer side of the sheath layer (5).

7. The data acquisition load-bearing detection cable for the oil exploration robot as claimed in claim 1, wherein a gap between the skeleton (1) and the waterproof layer (3) is filled with a buffer rope (8).

8. The data acquisition load-bearing detection cable for the oil exploration robot as claimed in claim 7, wherein a second steel wire rope (9) is further embedded in a gap between the power wire core (21) and the optical fiber wire core (22) in the framework (1).

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