CN214997609U

CN214997609U - Ground stress detection and sleeve damage monitoring device based on optical fiber sensing

Info

Publication number: CN214997609U
Application number: CN202121291378.3U
Authority: CN
Inventors: 孙丽艳
Original assignee: Northeast Petroleum University
Current assignee: Northeast Petroleum University
Priority date: 2021-06-09
Filing date: 2021-06-09
Publication date: 2021-12-03
Anticipated expiration: 2031-06-09

Abstract

The utility model discloses a ground stress detects and cover decreases monitoring devices based on optical fiber sensing, the installation comprises a sleeve pipe, the equal fixedly connected with casing in sheathed tube both sides, the top and the bottom of casing inner chamber all are provided with the fly leaf, and the equal fixedly connected with extrusion piece in one side that two fly leaves are opposite, and two opposite one sides of fly leaf just are located the extrusion piece and are close to sheathed tube one side fixedly connected with extension spring, the extension spring is kept away from the inner wall fixed connection of one side and casing of fly leaf. The utility model discloses a set up sleeve pipe, casing, fly leaf, extrusion piece, extension spring, ground stress detector, lug, ejector pad, push pedal, regulating wheel, spacing box, limiting plate, spring and connecting rod, solved current ground stress detection and the cover that is based on optical fiber sensing and decrease monitoring devices and can't carry out the problem that detects to ground stress in real time, this ground stress detection and cover that are based on optical fiber sensing decrease monitoring devices, possess the advantage that can detect to ground stress in real time, be worth promoting.

Description

Ground stress detection and sleeve damage monitoring device based on optical fiber sensing

Technical Field

The utility model relates to an oil development technical field specifically is a ground stress detection and cover decrease monitoring devices based on optical fiber sensing.

Background

The oil exploitation refers to the action of excavating and extracting oil in places where oil is stored, in the process of exploiting the oil, oil gas flows into a well bottom from a reservoir stratum and rises to a well head from the well bottom, the oil is a fluid mineral deeply buried underground, firstly, people call an oily liquid mineral generated in nature as the oil, call a combustible gas as a natural gas, call a solid oily mineral as asphalt, and in the process of exploiting the oil, an earth stress detection and casing damage monitoring device based on optical fiber sensing is needed to be used for monitoring earth stress and monitoring a casing pipe.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an crustal stress detects and cover decreases monitoring devices based on optical fiber sensing possesses the advantage that can detect crustal stress in real time, has solved current crustal stress detection and cover based on optical fiber sensing and has decreased monitoring devices and can't detect the problem to crustal stress in real time.

In order to achieve the above object, the utility model provides a following technical scheme: an optical fiber sensing-based ground stress detection and casing damage monitoring device comprises a casing, wherein two sides of the casing are fixedly connected with a casing, movable plates are arranged at the top and the bottom of an inner cavity of the casing, one sides of the two movable plates, which are opposite, are fixedly connected with an extrusion block, one sides of the two movable plates, which are opposite, are positioned at one sides of the extrusion block, which are close to the casing, are fixedly connected with a tension spring, one side of the tension spring, which is far away from the movable plates, is fixedly connected with the inner wall of the casing, a ground stress detector is arranged between the two movable plates, one sides of the two ground stress detectors, which are opposite, are fixedly connected with the casing, one sides of the casing, which are far away from the casing, are provided with push plates, and the top and the bottom of one sides of the two push plates, which are opposite, are fixedly connected with adjusting wheels, one side of the adjusting wheel far away from the push plate penetrates into the inner cavity of the shell and is contacted with the extrusion block, the front side and the rear side of the push plate are fixedly connected with limit boxes, the inner cavity of the limiting boxes is provided with a limiting plate, a connecting rod is arranged between the two limiting boxes, both sides of the connecting rod penetrate through the limiting boxes and are fixedly connected with the limiting plate, a spring is sleeved on the surface of the connecting rod and in the inner cavity of the limiting box, a pipe cover is sleeved on the top of the sleeve pipe, the top of the tube cover is fixedly connected with a fixed frame, the right side of the fixed frame is fixedly connected with a motor, the left side of the output end of the motor penetrates through the fixed frame and is fixedly connected with a winding roller, the left side of the winding roller is movably connected with the inner wall of the fixed frame, the bottom of the winding roller is fixedly connected with a steel wire rope, and the bottom of the steel wire rope penetrates through the inner cavity of the sleeve and is fixedly connected with a monitoring probe.

Preferably, one side of the movable plate, which is far away from the sleeve, is fixedly connected with a sliding block, and the inner wall of the shell is provided with a sliding groove matched with the sliding block for use.

Preferably, the top and the bottom of the shell, which are far away from one side of the sleeve, are provided with first openings matched with the adjusting wheel for use, and one side, which is far away from the ground stress detector, of the bump is in contact with the push block.

Preferably, one side of the spring, which is far away from the limiting plate, is fixedly connected with the inner wall of the limiting box, and the rubber blocks are fixedly connected to one sides of the two connecting rods, which are opposite to each other.

Preferably, both sides of the pipe cover are provided with bolts, and one sides opposite to the two bolts penetrate through the sleeve and are in threaded connection with the sleeve.

Preferably, the second opening that uses with the wire rope cooperation is all seted up with the junction of tube cap to the bottom of fixed frame, bearing swing joint is passed through with the junction of fixed frame in the left side of wind-up roll.

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

1. the utility model discloses a set up sleeve pipe, casing, fly leaf, extrusion piece, extension spring, ground stress detector, lug, ejector pad, push pedal, regulating wheel, spacing box, limiting plate, spring and connecting rod, solved current ground stress detection and the cover that is based on optical fiber sensing and decrease monitoring devices and can't carry out the problem that detects to ground stress in real time, this ground stress detection and cover that are based on optical fiber sensing decrease monitoring devices, possess the advantage that can detect to ground stress in real time, be worth promoting.

2. The utility model discloses a set up the extrusion piece, can with the service position of regulating wheel cooperation control fly leaf, through setting up lug and ejector pad, can with fly leaf cooperation extrusion ground stress detector, through setting up the limiting plate, can prevent that the connecting rod from breaking away from the inner chamber of spacing box, through setting up wire rope, can with wind-up roll cooperation control monitor probe's service position, through setting up slider and spout, can make things convenient for the use of fly leaf, through setting up the bolt, can make things convenient for the installation of tube cap fixed.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the present invention;

fig. 3 is a partially enlarged view of a in fig. 1 according to the present invention.

In the figure: 1. a sleeve; 2. a housing; 3. a movable plate; 4. extruding the block; 5. a tension spring; 6. a ground stress detector; 7. a bump; 8. a push block; 9. pushing the plate; 10. an adjustment wheel; 11. a limiting box; 12. a limiting plate; 13. a spring; 14. a connecting rod; 15. a tube cover; 16. a fixing frame; 17. a motor; 18. a wind-up roll; 19. a wire rope; 20. monitoring the probe; 21. a slider; 22. a chute; 23. a rubber block; 24. and (4) bolts.

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 work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", 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 to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be 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.

Referring to fig. 1-3, an optical fiber sensing-based ground stress detection and casing damage monitoring device comprises a casing 1, a casing 2 is fixedly connected to both sides of the casing 1, movable plates 3 are disposed at both the top and bottom of the inner cavity of the casing 2, a pressing block 4 is fixedly connected to both opposite sides of the two movable plates 3, a tension spring 5 is fixedly connected to one opposite side of the two movable plates 3 and one side of the pressing block 4 close to the casing 1, one side of the tension spring 5 away from the movable plates 3 is fixedly connected to the inner wall of the casing 2, a ground stress detector 6 is disposed between the two movable plates 3, one opposite sides of the two ground stress detectors 6 are fixedly connected to the casing 1, one opposite sides of the two ground stress detectors 6 are fixedly connected to a bump 7, one opposite side of the two movable plates 3 is fixedly connected to a push block 8, and one side of the casing 2 away from the casing 1 is provided with a push plate 9, the top and the bottom of one side of the two push plates 9 opposite to each other are fixedly connected with adjusting wheels 10, one side of the adjusting wheels 10 far away from the push plates 9 penetrates through the inner cavity of the shell 2 and contacts with the extrusion block 4, the front side and the rear side of the push plates 9 are fixedly connected with limiting boxes 11, the inner cavity of each limiting box 11 is provided with a limiting plate 12, a connecting rod 14 is arranged between the two limiting boxes 11, two sides of the connecting rod 14 penetrate through the limiting boxes 11 and are fixedly connected with the limiting plates 12, the surface of the connecting rod 14 and the inner cavity of each limiting box 11 are sleeved with springs 13, the top of the sleeve 1 is sleeved with a tube cover 15, the top of the tube cover 15 is fixedly connected with a fixed frame 16, the right side of the fixed frame 16 is fixedly connected with a motor 17, the left side of the output end of the motor 17 penetrates through the fixed frame 16 and is fixedly connected with a winding roller 18, the left side of the winding roller 18 is movably connected with the inner wall of the fixed frame 16, and the bottom of the winding roller 18 is fixedly connected with a steel wire rope 19, the bottom of a steel wire rope 19 penetrates into an inner cavity of the sleeve 1 and is fixedly connected with a monitoring probe 20, one side of the movable plate 3, which is far away from the sleeve 1, is fixedly connected with a slide block 21, the inner wall of the shell 2 is provided with a slide groove 22 which is matched with the slide block 21 for use, the top and the bottom of one side of the shell 2, which is far away from the sleeve 1, are respectively provided with a first opening which is matched with the adjusting wheel 10 for use, one side of the lug 7, which is far away from the ground stress detector 6, is contacted with a push block 8, one side of the spring 13, which is far away from the limiting plate 12, is fixedly connected with the inner wall of the limiting box 11, one sides, which are opposite to the two connecting rods 14, are respectively and fixedly connected with a rubber block 23, two sides of the tube cover 15 are respectively provided with bolts 24, one sides, which are opposite to the two bolts 24, are respectively penetrated through the sleeve 1 and in threaded connection with the sleeve 1, the joint of the bottom of the fixed frame 16 and the tube cover 15 is respectively provided with a second opening which is matched with the steel wire rope 19 for use, the left side of the wind-up roll 18 is movably connected with the fixed frame 16 through a bearing, the extrusion block 4 is arranged to be matched with the adjusting wheel 10 to control the use position of the movable plate 3, the lug 7 and the push block 8 are arranged to be matched with the movable plate 3 to extrude the ground stress detector 6, the limiting plate 12 is arranged to prevent the connecting rod 14 from separating from the inner cavity of the limiting box 11, the steel wire rope 19 is arranged to be matched with the winding roller 18 to control the use position of the monitoring probe 20, the slide block 21 and the chute 22 are arranged to facilitate the use of the movable plate 3, the bolt 24 is arranged to facilitate the installation and fixation of the pipe cover 15, the sleeve 1, the shell 2, the movable plate 3, the extrusion block 4, the tension spring 5, the ground stress detector 6, the lug 7, the push block 8, the push plate 9, the adjusting wheel 10, the limiting box 11, the limiting plate 12, the spring 13 and the connecting rod 14 are arranged to solve the problem that the existing ground stress detection and sleeve damage monitoring device based on optical fiber sensing cannot detect the ground stress in real time, this ground stress detects and cover decreases monitoring devices based on optical fiber sensing possesses the advantage that can detect ground stress in real time, is worth promoting.

During the use, the motor 17 is started, the motor 17, the wind-up roll 18 and the steel wire rope 19 are matched to drive the monitoring probe 20 to move downwards, the monitoring probe 20 monitors the pipe wall of the sleeve 1, when the sleeve is damaged, an alarm is given to an operator on the ground, when the local stress is increased, the push plate 9 is extruded to drive the adjusting wheel 10 to move, the adjusting wheel 10 is matched with the extrusion block 4 to drive the movable plate 3 to move, the movable plate 3 moves the tension spring 5, meanwhile, the movable plate 3 drives the push block 8 to move, the push block 8 is matched with the lug 7 to extrude the ground stress detector 6, the ground stress detector 6 carries out real-time detection on the ground stress, and the early warning can be timely given out to remind the operator.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an earth stress detects and cover decreases monitoring devices based on optical fiber sensing, includes sleeve pipe (1), its characterized in that: the casing is characterized in that both sides of the casing (1) are fixedly connected with a casing (2), the top and the bottom of the inner cavity of the casing (2) are respectively provided with a movable plate (3), one side of each movable plate (3) opposite to the other is fixedly connected with a squeezing block (4), one side of each movable plate (3) opposite to the other and positioned at the squeezing block (4) and close to the casing (1) is fixedly connected with a tension spring (5), one side of each tension spring (5) far away from the movable plate (3) is fixedly connected with the inner wall of the casing (2), a ground stress detector (6) is arranged between the two movable plates (3), one side of each ground stress detector (6) opposite to the other is fixedly connected with the casing (1), one side of each ground stress detector (6) opposite to the other is fixedly connected with a lug (7), one side of each movable plate (3) opposite to the other is fixedly connected with a pushing block (8), one side of the casing (2) far away from the casing (1) is provided with a pushing plate (9), the top and the bottom of the relative one side of two push pedal (9) all fixedly connected with regulating wheel (10), one side that push pedal (9) were kept away from in regulating wheel (10) runs through to the inner chamber of casing (2) and contacts with extrusion piece (4), the equal fixedly connected with spacing box (11) of front side and rear side of push pedal (9), the inner chamber of spacing box (11) is provided with limiting plate (12), is provided with connecting rod (14) between two spacing box (11), the both sides of connecting rod (14) all run through spacing box (11) and with limiting plate (12) fixed connection, the surface of connecting rod (14) and the inner chamber cover that is located spacing box (11) are equipped with spring (13), the top cover of sleeve pipe (1) is equipped with tube cap (15), the fixed frame (16) of top fixedly connected with of tube cap (15), the right side fixedly connected with motor (17) of fixed frame (16), the left side of motor (17) output runs through fixed frame (16) and fixedly connected with wind-up roll (18), the left side of wind-up roll (18) and the inner wall swing joint of fixed frame (16), the bottom fixedly connected with wire rope (19) of wind-up roll (18), the bottom of wire rope (19) runs through to inner chamber and fixedly connected with monitoring probe (20) of sleeve pipe (1).

2. The device for detecting ground stress and monitoring casing damage based on optical fiber sensing of claim 1, wherein: one side of the movable plate (3) far away from the sleeve (1) is fixedly connected with a sliding block (21), and the inner wall of the shell (2) is provided with a sliding groove (22) matched with the sliding block (21) for use.

3. The device for detecting ground stress and monitoring casing damage based on optical fiber sensing of claim 1, wherein: the top and the bottom of one side of the shell (2) far away from the sleeve (1) are respectively provided with a first opening matched with the adjusting wheel (10) for use, and one side of the lug (7) far away from the ground stress detector (6) is contacted with the push block (8).

4. The device for detecting ground stress and monitoring casing damage based on optical fiber sensing of claim 1, wherein: one side of the spring (13) far away from the limiting plate (12) is fixedly connected with the inner wall of the limiting box (11), and one side of the two connecting rods (14) opposite to each other is fixedly connected with a rubber block (23).

5. The device for detecting ground stress and monitoring casing damage based on optical fiber sensing of claim 1, wherein: both sides of tube cap (15) all are provided with bolt (24), and one side that two bolt (24) are relative all runs through sleeve pipe (1) and with sleeve pipe (1) threaded connection.

6. The device for detecting ground stress and monitoring casing damage based on optical fiber sensing of claim 1, wherein: the second opening that uses with wire rope (19) cooperation is all seted up with the junction of fixed frame (16) bottom and tube cap (15), bearing swing joint is passed through with the junction of fixed frame (16) in the left side of wind-up roll (18).