CN214365909U - Lining oil pipe capable of transmitting signals - Google Patents

Abstract

The utility model discloses a inside lining oil pipe of transmissible signal, its structure includes oil pipe and sets up the inside lining at the oil pipe inner wall, oil pipe's junction is the taper thread, its structure still includes insulating sealing washer, the inside integrated into one piece of inside lining has the cable conductor, the cable conductor extends the both ends of inside lining, the both ends of inside lining are formed with the turn-ups at oil pipe's tip respectively, the tip of cable conductor is formed with the contact structure on the turn-ups, the central point of insulating sealing washer puts and is equipped with and runs through the groove, the contact structure runs through in the inside that runs through the groove, when a plurality of oil pipe interconnect, the turn-ups is contradicted and is equipped with buffer spring on insulating sealing washer and between two contact structures, the utility model discloses not only effectual protected the cable conductor, ensure parameter measurement signal's transmission, avoided the on-the-spot complicated wiring work of oil well simultaneously.

Description

Lining oil pipe capable of transmitting signals

The technical field is as follows:

the utility model belongs to the technical field of an oil recovery equipment technique and specifically relates to a inside lining oil pipe of transmissible signal.

Background art:

the measurement of the downhole parameters of the oil well is complex work, and due to the limitation of the diameter of a well mouth and the complexity of the downhole environment, complex wiring work is needed for extending a cable from the downhole to the uphole, so that the requirement of long-distance signal transmission of thousands of meters is met, the wiring work of the cable brings much inconvenience to the arrangement of the oil well on site, not only needs to occupy space, but also the cable is easily corroded at the outside, and the transmission of measured parameter signals is influenced.

The utility model has the following contents:

the utility model aims at providing a inside lining oil pipe of transmissible signal solves one or more among the above-mentioned prior art problem.

In order to solve the technical problem, the utility model provides a inside lining oil pipe of transmissible signal, its structure includes oil pipe and sets up the inside lining at the oil pipe inner wall, and oil pipe's junction is the taper thread, and its innovation point lies in: its structure still includes insulating sealing washer, and the inside integrated into one piece of inside lining has the cable conductor, and the cable conductor extends the both ends of inside lining, and the both ends of inside lining are formed with the turn-ups at oil pipe's tip respectively, and the tip of cable conductor is formed with the contact structure on the turn-ups, and the central point of insulating sealing washer puts and is equipped with and runs through the groove, and the contact structure runs through in the inside that runs through the groove, and during a plurality of oil pipe interconnect, the turn-ups is contradicted and is equipped with buffer spring on insulating sealing washer and between two contact structures.

Furthermore, the central position of the flanging is provided with a protection groove, the protection groove and the through groove are concentrically arranged, and the contact structure extends to the inside of the through groove along the protection groove.

Furthermore, above-mentioned insulating seal circle includes the sealing washer in the outside and the insulating washer of inboard, runs through the inside of groove setting at the insulating washer, and when the turn-ups was contradicted on insulating seal circle, the inside parallel and level of the edge in the sealing washer outside and inside lining.

Further, above-mentioned contact structure includes the sheetmetal and sets up the U type opening at the sheetmetal tip, the end connection of sheetmetal is in the tip of cable conductor and be located the inside of protection groove, U type opening just extends the protection groove outwards, the turn-ups of two inside linings are contradicted respectively when the both ends of insulating seal circle, two U type openings penetrate the inside and the U type opening complete cladding that run through the groove in the inside of insulating circle respectively from the both ends that run through the groove, buffer spring imbeds between two U type openings.

Furthermore, the insulating ring is made of fluororubber.

The beneficial effects of the utility model reside in that:

1. the utility model provides a inside lining oil pipe of transmissible signal, after inside lining oil pipe interconnect is accomplished, the butt joint is accomplished through the contact structure to the last cable conductor of every inside lining oil pipe, the temperature to inside lining oil pipe bottom, pressure detects time measuring, only need connect check out test set at the both ends electricity of cable conductor, check out test set detects the temperature of inside lining oil pipe bottom, pressure turns into the signal of telecommunication, the signal of telecommunication upwards transmits the computer end through the cable conductor, can realize the inside temperature of inside lining oil pipe, pressure is monitored, through arranging the cable conductor in inside lining oil pipe, not only the effectual cable conductor that has protected, ensure parameter measurement signal's transmission, the complicated wiring work in oil well scene has been avoided simultaneously.

2. The utility model provides a inside lining oil pipe of transmissible signal, buffer spring's setting plays the effect of connecting the contact structure on the one hand, and on the other hand makes the distance between two contact structures can adapt to interconnect's distance between two oil pipes in a flexible way through buffer spring.

3. The utility model provides a inside lining oil pipe of transmissible signal, the sealing washer plays to seal contact structure and external liquid, the sealing washer is when sealing contact structure and external liquid, the inboard parallel and level of sealing washer outside edge and inside lining, this kind of setting can not damage insulating seal circle when the sucker rod reciprocates in inside lining oil pipe, ensure the sealed effect of insulating seal circle between contact connection structure, insulating circle plays to carry out insulating effect to contact structure junction and external, avoid the junction of contact structure the electric leakage condition to appear, ensure the security that inside lining oil pipe used.

Description of the drawings:

fig. 1 is a schematic side view of the present invention.

Fig. 2 is an enlarged view of a portion a of the present invention.

The specific implementation mode is as follows:

in order to deepen the understanding of the present invention, the present invention will be further described in detail with reference to the following embodiments and the attached drawings, and the embodiments are only used for explaining the present invention, and do not constitute the limitation to the protection scope of the present invention.

As fig. 1 to fig. 2 do the utility model discloses a concrete implementation mode, its structure includes oil pipe 1 and sets up inside lining 2 at oil pipe 1 inner wall, oil pipe 1's junction is the taper thread, its structure still includes insulating sealing washer 3, inside integrated into one piece of inside lining 2 has cable conductor 4, cable conductor 4 extends the both ends of inside lining 2, the both ends of inside lining 2 are formed with turn-ups 5 at oil pipe 1's tip respectively, the tip of cable conductor 4 is formed with contact structure 6 on turn-ups 5, insulating sealing washer 3's central point puts and is equipped with and runs through groove 101, contact structure 6 runs through the inside that runs through groove 101, when a plurality of oil pipe 1 interconnect, turn-ups 5 are contradicted and are equipped with buffer spring 7 on insulating sealing washer 3 and between two contact structures 6.

The utility model discloses utilize inside lining oil pipe transmission signal's theory of operation as follows: 1. pass through toper screw thread interconnect with a plurality of inside lining oil pipes, during interconnect between oil pipe 1, connect through contact structure 6 between 2 inside integrated into one piece's of inside lining cable conductor 4, buffer spring 7 plays the effect of connecting contact structure 6 on the one hand, on the other hand, make the distance between two contact structures 6 can adapt to the distance of interconnect between two oil pipe 1 in a flexible way through buffer spring 7, 2, the junction of contact structure 6 is located between two oil pipe 1, seal contact structure 6 and external liquid through insulating sealing washer 3 on the one hand, avoid liquid to enter into the junction of contact structure 6, insulating sealing washer 3 plays the effect of insulating contact structure 6 junction and external world simultaneously, avoid the junction of contact structure 6 the electric leakage condition to appear, ensure the security that inside lining oil pipe used.

The utility model discloses in, after lining oil pipe interconnect was accomplished, the butt joint was accomplished through contact structure 6 to cable conductor 4 on every lining oil pipe, when detecting the temperature, the pressure of lining oil pipe bottom, only need connect check out test set at cable conductor 4's both ends electricity, the temperature, the pressure that check out test set detected lining oil pipe bottom turned into the signal of telecommunication, the signal of telecommunication upwards transmits the computer end through cable conductor 4, can realize monitoring the inside temperature of lining oil pipe, pressure.

The utility model discloses in, through arranging cable conductor 4 in inside lining oil pipe, not only the effectual cable conductor that has protected ensures parameter measurement signal's transmission, has avoided the on-the-spot complicated wiring work of oil well simultaneously.

In the utility model discloses in. Above-mentioned insulating sealing washer 3 includes sealing washer 31 and the inboard insulating washer 32 in the outside, run through groove 101 and set up the inside at insulating washer 32, turn-ups 5 contradicts when insulating sealing washer 3, the edge in the sealing washer 31 outside and the inboard parallel and level of inside lining 2, sealing washer 3 plays and seals contact structure 6 and external liquid, sealing washer 3 is when sealing contact structure 6 and external liquid, sealing washer 31 outside edge and the inboard parallel and level of inside lining 2, this kind of setting can not damage insulating sealing washer 3 when the inside of inside lining oil pipe reciprocates at the sucker rod, ensure the sealed effect of insulating sealing washer 3 between contact connection structure 6, insulating washer 32 plays and carries out insulating effect to contact structure 6 junction and external world, avoid the junction of contact structure 6 the electric leakage condition to appear, ensure the security that inside lining oil pipe used.

In the present invention, as a preferred solution, the central position of the above-mentioned turned-over edge 5 is provided with a protection groove 51, the protection groove 51 and the through groove 101 are concentrically arranged, the contact structure 6 extends to the inside of the through groove 101 along the protection groove 51, and the structure of the contact structure 6 is as follows: the contact structure 6 comprises a metal sheet 61 and a U-shaped opening 62 arranged at the end part of the metal sheet 61, the end part of the metal sheet 61 is connected with the end part of the cable 4 and is positioned in the protection groove 51, the U-shaped opening 62 faces outwards and extends out of the protection groove 51, the flanges 5 of the two linings 2 are respectively butted at two ends of the insulation sealing ring 3, the two U-shaped openings 62 respectively penetrate through the two ends of the through groove 101 to penetrate through the inside of the through groove 101, the U-shaped opening 62 is completely wrapped in the insulation ring 32, and the buffer spring 7 is embedded between the two U-shaped openings 62.

The utility model discloses in, the junction of sheetmetal 61 and cable conductor is located the tip of protection groove 51 for strengthen the protection to sheetmetal 61 and cable conductor junction, avoid contact structure 6 to receive the infiltration of external liquid, influence interconnect between cable conductor 4, secondly U type opening 62 sets up and is used for blocking buffer spring 7, improves the problem that buffer spring 7 connects between contact structure 6, thereby ensures the stability that the cable conductor connects each other.

The utility model discloses in, the material of above-mentioned insulating circle 32 is fluororubber, and fluororubber has improved the effect to contact structure 6 junction and external insulation.

It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (5)

1. The utility model provides a inside lining oil pipe of transmissible signal, its structure includes oil pipe (1) and sets up inside lining (2) at oil pipe (1) inner wall, the junction of oil pipe (1) is the toper screw thread, its characterized in that: its structure still includes insulating sealing washer (3), the inside integrated into one piece of inside lining (2) has cable conductor (4), cable conductor (4) extend the both ends of inside lining (2), the both ends of inside lining (2) are in respectively the tip of oil pipe (1) is formed with turn-ups (5), the tip of cable conductor (4) is in be formed with contact structure (6) on turn-ups (5), the central point of insulating sealing washer (3) puts and is equipped with and runs through groove (101), contact structure (6) run through the inside of running through groove (101), and is a plurality of during oil pipe (1) interconnect, turn-ups (5) are contradicted on insulating sealing washer (3) and two be equipped with buffer spring (7) between contact structure (6).

2. The signal transmissible liner tubing of claim 1, wherein: the contact structure is characterized in that a protection groove (51) is formed in the center of the flanging (5), the protection groove (51) and the through groove (101) are concentrically arranged, and the contact structure (6) extends to the inside of the through groove (101) along the protection groove (51).

3. The signal transmissible liner tubing of claim 2, wherein: insulating sealing washer (3) are including sealing washer (31) and the inboard insulating washer (32) in the outside, it sets up to run through groove (101) the inside of insulating washer (32), turn-ups (5) are contradicted when insulating sealing washer (3) are gone up, the edge in sealing washer (31) outside with the inboard parallel and level of inside lining (2).

4. A signal transmissible inner liner tubing as claimed in claim 3, wherein: contact structure (6) include sheetmetal (61) and set up and be in U type opening (62) of sheetmetal (61) tip, the end connection of sheetmetal (61) the tip of cable conductor (4) just is located the inside of protection groove (51), U type opening (62) are outside and extend protection groove (51), two turn-ups (5) of inside lining (2) are contradicted respectively when the both ends of insulating seal circle (3), two U type opening (62) are followed respectively the both ends of passing through groove (101) penetrate the inside of passing through groove (101) and U type opening (62) completely the cladding is in the inside of insulating circle (32), buffer spring (7) embedding is two between U type opening (62).

5. The signal transmissible liner tubing of claim 4, wherein: the insulating ring (32) is made of fluororubber.

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