CN218241389U - Photoelectric composite load-bearing detection cable - Google Patents

Abstract

The utility model discloses a photoelectric composite holds lotus exploration cable, including strengthening the core, the outer wall equal proportion of strengthening the core has seted up four trapezoidal grooves of group and has seted up along strengthening core extension direction equidistance, the inside in trapezoidal groove is provided with trapezoidal slider, the direction of keeping away from the strengthening core of trapezoidal slider is connected with the cable conductor. The utility model discloses a cable transportation instrument of going into the well, the in-process of instrument of going into the well in the cable transportation, the cable can be stretched by the gravity of instrument of going into the well, cable conductor can be stretched this moment, because the dovetail groove that sets up slightly is greater than trapezoidal slider length along strengthening core extending direction length, the trapezoidal slider that cable conductor one side is connected will be spacing by a segment displacement in the inside slip of dovetail groove, the optional elastic rubber of trapezoidal slider constitutes, elasticity through rubber can be so that trapezoidal slider is compressed in the dovetail groove inside, thereby cable conductor has been protected to better tensile resistance, avoid by tensile fracture.

Description

Photoelectric composite load-bearing detection cable

Technical Field

The utility model relates to a hold lotus exploration cable field specifically is a photoelectric composite holds lotus exploration cable.

Background

With the rapid development of social economy, the load-bearing detection cable is commonly used for the well logging, perforation, coring and other operations of various oil wells and gas wells, can also be used in the aspects of water conservancy and hydrological measurement, coal field geological exploration, geothermal well logging and the like, and is a connecting line used for hanging weight connection and transmitting measurement data between a ground system and an underground instrument.

The load-bearing detection cable has the important functions of conveying various downhole instruments, transmitting various signals between a ground control system and the downhole instruments and acquiring the depth position of downhole information, and because the use environment of the load-bearing detection cable is complex, the friction force on the cable caused by the impact of the load-bearing detection cable is large and the cable is damaged in the process of conveying various downhole instruments, and the weight of various downhole instruments is different, so that the requirements on the strength, the stretch resistance and the extrusion resistance of the cable are high, and the high load-bearing capacity is also required.

Therefore, it is necessary to provide a photoelectric composite load-bearing detection cable to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a photoelectric composite holds lotus exploration cable to solve the problem that above-mentioned background art exists, the utility model discloses technical scheme is too single technical problem to prior art solution, provides showing and is different from prior art's solution.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a photoelectric composite holds lotus exploration cable, includes the reinforcement core, four sets of dovetail grooves have been seted up to the outer wall equal proportion of reinforcement core and set up along reinforcement core extending direction equidistance, the inside in dovetail groove is provided with trapezoidal slider, the direction of keeping away from the reinforcement core of trapezoidal slider is connected with the cable conductor, the outside of cable conductor is connected with interior lag, interior lag outer wall has set gradually interior armor steel wire layer, outer armor abnormal shape steel wire layer and outer lag.

Preferably, the cable conductor comprises an insulating sheath, a cable core and a filling layer, the insulating sheath is connected to one end, away from the reinforcing core, of the trapezoidal sliding block, a group of cable cores is arranged at the inner center of the insulating sheath, and six groups of cable cores are further twisted and tangent to the outer wall of the inner center cable core of the insulating sheath.

Preferably, the filling layer is composed of a gap between the insulating sheath and the cable core, and the filling layer is composed of a polypropylene material.

Preferably, four groups of hemispherical grooves are formed in the inner wall of the inner protection sleeve at equal intervals and are formed at equal intervals along the extension direction of the inner protection sleeve, the buffer rods perpendicular to the outer peripheral surface of the reinforcing core are connected to the inner clamping of the hemispherical grooves in a clamped mode, the movable grooves are formed in the buffer rods, the cushion pads are arranged at the top of the inner portions of the movable grooves, four groups of fixed rods are further connected to the outer wall of the reinforcing core at equal intervals and are arranged at equal intervals along the extension direction of the reinforcing core, and the extension ends of the fixed rods stretch into the movable grooves to be attached to the cushion pads.

Preferably, the inner protection sleeve is made of polyethylene materials, and the outer protection sleeve is made of polyethylene sheath materials.

Preferably, the inner armor steel wire layer and the outer armor special-shaped steel wire layer are both formed by plating zinc low-carbon steel wires.

Preferably, the length of the trapezoidal groove along the extension direction of the reinforced core is slightly greater than the length of the trapezoidal sliding block to form a sliding structure.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a cable transportation instrument of going into the well, in the process of cable transportation instrument of going into the well, the cable can be stretched by the gravity of instrument of going into the well, cable conductor can be stretched this moment, because the dovetail groove that sets up is slightly greater than trapezoidal slider length along reinforcement core extending direction length, trapezoidal slider that cable conductor one side is connected slides a segment displacement in the dovetail groove and will be spacing, trapezoidal slider can select elastic rubber to constitute, can make trapezoidal slider compress in the dovetail groove through the elasticity of rubber, the cable conductor has better tensile resistance thereby protected, avoid being stretch-broken;

2. the utility model discloses when the in-process of various instrument of going into the well of cable transport received the striking, the striking position of cable was received the extrusion, thereby can extrude the buffer beam this moment and make thereby the blotter extrusion dead lever by the impact that the compression absorbed and received, in case the impact that the cable received is absorbed and then makes the frictional force that cable self received will reduce to protect the cable, avoided being worn and torn the destruction.

Drawings

Fig. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the trapezoidal groove and the trapezoidal slider of the present invention;

FIG. 3 is a schematic side view of the buffer rod and the fixing rod according to the present invention;

figure 4 is the utility model discloses a stereogram of cable core transposition.

In the figure: 1. a reinforcing core; 2. a trapezoidal groove; 3. a trapezoidal slider; 4. a cable conductor; 401. an insulating sheath; 402. a cable core; 403. a filling layer; 5. an inner protective sleeve; 6. an inner armor wire layer; 7. an outer armor special-shaped steel wire layer; 8. an outer protective sleeve; 9. a hemispherical groove; 10. a buffer rod; 11. a movable groove; 12. a cushion pad; 13. and (5) fixing the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. Next, an embodiment of the present invention will be described with reference to the overall structure thereof.

Referring to fig. 1-4, a photoelectric composite load-bearing detection cable comprises a reinforcement core 1, four groups of trapezoidal grooves 2 are formed in the outer wall of the reinforcement core 1 in an equal proportion, and are formed at equal intervals along the extension direction of the reinforcement core 1, trapezoidal sliding blocks 3 are arranged inside the trapezoidal grooves 2, cable conductors 4 are connected to the trapezoidal sliding blocks 3 in the direction away from the reinforcement core 1, an inner protection sleeve 5 is connected to the outer side of each cable conductor 4, and an inner armor steel wire layer 6, an outer armor deformed steel wire layer 7 and an outer protection sleeve 8 are sequentially arranged on the outer wall of the inner protection sleeve 5.

As shown in fig. 1-4, the cable conductor 4 is composed of an insulating sheath 401, a cable core 402 and a filling layer 403, the insulating sheath 401 is connected to one end of the trapezoidal slider 3 away from the reinforcing core 1, a group of cable cores 402 is arranged in the center of the inside of the insulating sheath 401, six groups of cable cores 402 are twisted and tangent on the outer wall of the cable core 402 in the center of the inside of the insulating sheath 401, and polypropylene materials can be used for the insulating sheath 401, so that the cable core 402 has good insulating performance, and the cable conductor is difficult to receive external influences to influence the normal operation of the cable core 402.

As shown in fig. 1-4, the filling layer 403 is formed by a gap between the insulating sheath 401 and the cable core 402, the filling layer 403 is formed by a polypropylene material, the cable core 402 can be further protected by the filling layer 403, and the filling layer 403 formed by the polypropylene material has good heat resistance and corrosion resistance, hardly absorbs water, and thus the insulation resistance is not affected by moisture.

As shown in fig. 1-4, four groups of hemispherical grooves 9 are equidistantly formed in the inner wall of the inner protective sleeve 5 and equidistantly formed along the extension direction of the inner protective sleeve 5, buffer rods 10 perpendicularly facing the outer peripheral surface of the reinforced core 1 are connected to the inner side of the hemispherical grooves 9 in a clamped manner, movable grooves 11 are formed in the buffer rods 10, cushions 12 are arranged at the tops of the movable grooves 11, four groups of fixing rods 13 are equidistantly connected to the outer wall of the reinforced core 1 and equidistantly formed along the extension direction of the reinforced core 1, the extension ends of the fixing rods 13 extend into the movable grooves 11 to be attached to the cushions 12, when the cable is impacted in the process of conveying various downhole instruments, the impact position of the cable is squeezed, the cushion rods 10 are squeezed, so that the fixing rods 13 are squeezed by the cushions 12, impact force received by compression and absorption is absorbed, once the impact force received by the cable is absorbed, and friction force received by the cable is reduced, and therefore the cable is protected.

As shown in fig. 1 to 4, the inner protective sleeve 5 is made of polyethylene, the outer protective sleeve 8 is made of polyethylene protective sleeve, and the inner protective sleeve 5 and the outer protective sleeve 8 have good protective effects.

As shown in fig. 1 to 4, the inner armor steel wire layer 6 and the outer armor profiled steel wire layer 7 are both formed by plating zinc low carbon steel wires, and the inner armor steel wire layer 6 and the outer armor profiled steel wire layer 7 have better external force resistance.

As shown in fig. 1-4, the length of the trapezoidal groove 2 in the extension direction of the reinforcing core 1 is slightly larger than the length of the trapezoidal sliding block 3 to form a sliding structure, in the process of transporting a cable to a downhole instrument, the cable can be stretched by the gravity of the downhole instrument, at the moment, the cable conductor 4 can be stretched, because the length of the trapezoidal groove 2 in the extension direction of the reinforcing core 1 is slightly larger than the length of the trapezoidal sliding block 3, the trapezoidal sliding block 3 connected to one side of the cable conductor 4 slides a small displacement in the trapezoidal groove 2 to be limited, the trapezoidal sliding block 3 can be made of elastic rubber, the trapezoidal sliding block 3 can be compressed in the trapezoidal groove 2 through the elasticity of the rubber, and the cable conductor 4 is protected by better stretching resistance.

The working principle is as follows: during the use, through cable transportation instrument of going into the well, in the in-process of cable transportation instrument of going into the well, the cable can be stretched by the gravity of instrument of going into the well, cable conductor 4 can be stretched this moment, because trapezoidal groove 2 that sets up is slightly greater than trapezoidal slider 3 length along 1 extending direction length of reinforcement core, trapezoidal slider 3 that cable conductor 4 one side is connected slides a segment displacement in trapezoidal groove 2 inside and will be spacing, trapezoidal slider 3 optionally comprises elastic rubber, can make trapezoidal slider 3 compressed in trapezoidal groove 2 inside through the elasticity of rubber, thereby cable conductor 4 has been protected to better stretch resistance ability, avoid by tensile fracture, when receiving the striking in-process of various instrument of going into the well in the cable transport, the striking position of cable is received the extrusion, thereby can extrude buffer rod 10 this moment and make buffer 12 extrusion dead lever 13 thereby the impact that the compression absorption received, once the impact that the cable received is absorbed and then make the friction that cable self received will reduce, thereby the cable has been protected, avoid being damaged by wearing and tearing.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides a photoelectric composite holds load detection cable, includes and strengthens core (1), its characterized in that: four sets of dovetail grooves (2) have been seted up to the outer wall equal proportion of reinforcement core (1) and seted up along reinforcement core (1) extending direction equidistance, the inside of dovetail groove (2) is provided with trapezoidal slider (3), the direction of keeping away from reinforcement core (1) of trapezoidal slider (3) is connected with cable conductor (4), the outside of cable conductor (4) is connected with interior lag (5), interior lag (5) outer wall has set gradually interior armor steel wire layer (6), outer armor deformed steel wire layer (7) and outer lag (8).

2. The photoelectric composite load-bearing detection cable of claim 1, wherein: the cable conductor (4) comprises an insulating sheath (401), a cable core (402) and a filling layer (403), the insulating sheath (401) is connected to one end, away from the reinforcing core (1), of the trapezoidal sliding block (3), a group of cable cores (402) are arranged at the inner center of the insulating sheath (401), and six groups of cable cores (402) are further twisted and tangent to the outer wall of the inner center cable core (402) of the insulating sheath (401).

3. The photoelectric composite load-bearing detection cable of claim 2, wherein: the filling layer (403) is composed of a gap between the insulating sheath (401) and the cable core (402), and the filling layer (403) is made of polypropylene.

4. The photoelectric composite load-bearing detection cable of claim 1, wherein: four groups of hemisphere grooves (9) have been seted up to the inner wall equidistance of interior lag (5) and seted up along interior lag (5) extending direction equidistance, the inside block of hemisphere groove (9) is connected with perpendicular buffer beam (10) towards strengthening core (1) outer peripheral face, movable groove (11) have been seted up to the inside of buffer beam (10), the inside top in movable groove (11) is provided with blotter (12), the outer wall of strengthening core (1) is still equidistance to be connected with four groups of dead levers (13) and sets up along strengthening core (1) extending direction equidistance, dead lever (13) extension end stretches into movable groove (11) laminating blotter (12).

5. The photoelectric composite load-bearing detection cable of claim 1, wherein: the inner protection sleeve (5) is made of polyethylene materials, and the outer protection sleeve (8) is made of polyethylene sheath materials.

6. The photoelectric composite load-bearing detection cable of claim 1, wherein: the inner armor steel wire layer (6) and the outer armor special-shaped steel wire layer (7) are formed by plating zinc low-carbon steel wires.

7. The photoelectric composite load-bearing detection cable of claim 1, wherein: the length of the trapezoidal groove (2) along the extension direction of the reinforced core (1) is slightly larger than the length of the trapezoidal sliding block (3) to form a sliding structure.

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