CN112855125A - Fixed optical fiber testing device of oil well - Google Patents
Fixed optical fiber testing device of oil well Download PDFInfo
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- CN112855125A CN112855125A CN202011632465.0A CN202011632465A CN112855125A CN 112855125 A CN112855125 A CN 112855125A CN 202011632465 A CN202011632465 A CN 202011632465A CN 112855125 A CN112855125 A CN 112855125A
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Abstract
The invention provides a fixed optical fiber testing device for an oil well, which belongs to the technical field of optical fiber testing and comprises two groups of side plates which are distributed oppositely, wherein a plurality of supporting components which are annularly distributed and used for supporting optical fibers and a driving component which is used for driving the supporting components to synchronously expand outwards are arranged between the two groups of side plates; the supporting assembly comprises a supporting wheel and a supporting shaft rotatably arranged on one side of the supporting wheel; the driving assembly comprises a driving shaft, two groups of thread sections and sleeves, the driving shaft is horizontally distributed, the two groups of thread sections are arranged on the driving shaft, and the sleeves are respectively sleeved on the two groups of thread sections in a thread manner. The embodiment of the invention has the advantages of simple structure, convenient use and good test effect, during test, the driving assembly drives the plurality of supporting assemblies to synchronously expand outwards so as to drive the optical fiber to move, and the clamping assembly is matched to clamp and fix the two ends of the optical fiber so as to ensure that the supporting assemblies smoothly press the optical fiber, thereby realizing the test of the optical fiber.
Description
Technical Field
The invention belongs to the technical field of optical fiber testing, and particularly relates to a fixed optical fiber testing device for an oil well.
Background
During the measurement of an oil well, the distribution of the temperature field in the oil well is an important parameter of the oil field. The stable monitoring of the underground temperature can assist in improving the recovery ratio, improving the yield, optimizing the production in real time and knowing the change trend of the oil reservoir in time, and is an important decision basis for planning the oil reservoir and making a production task.
The distributed optical fiber temperature measurement technology is a new technology for underground temperature measurement, is developed by utilizing Raman scattering and optical time domain reflection technologies, takes long-distance optical fibers as temperature sensors to be put down to the underground, continuously collects underground temperature profile changes along the whole completion length, and has incomparable advantages compared with the traditional point type sensors.
At present, in the oil well optic fibre installation, need test the intensity of optic fibre in advance to guarantee that optic fibre has sufficient intensity in order to deal with the inside complex environment of oil well inside the oil well, among the prior art, the intensity test to optic fibre relies on pressure equipment to realize mostly, and current pressure equipment is when exerting pressure to optic fibre, and the stability of optic fibre is relatively poor, makes the test result degree of accuracy of optic fibre not high.
Disclosure of Invention
In view of the above-mentioned deficiencies of the prior art, an embodiment of the present invention provides an optical fiber testing device for an oil well.
In order to solve the technical problems, the invention provides the following technical scheme:
an oil well fixed optical fiber testing device comprises two groups of side plates which are oppositely distributed, wherein a plurality of supporting components which are annularly distributed and used for supporting optical fibers and a driving component which is used for driving the supporting components to synchronously expand outwards are arranged between the two groups of side plates; the supporting assembly comprises a supporting wheel and a supporting shaft rotatably arranged on one side of the supporting wheel; the drive assembly includes horizontally distributed's drive shaft, sets up two sets of screw thread sections in the drive shaft and respectively the screw thread cover locate two sets ofly sleeve on the screw thread section, it is two sets of the screw thread section is revolved to opposite, and is two sets of the sleeve lateral wall all articulates there is a plurality of vaulting poles, the vaulting pole keep away from corresponding telescopic one end all through the lasso with back shaft normal running fit, the fixed motor that is provided with of drive shaft one end is two sets of still be provided with between the curb plate and be used for guaranteeing the sleeve is along the guide assembly of drive shaft straight migration, and one side that two sets of curb plates are relative all fixed is provided with.
As a further improvement of the invention: the clamping assembly comprises a fixed pressing plate and a movable pressing plate, the fixed pressing plate is fixedly arranged on the inner wall of the side plate, the movable pressing plate is movably arranged on one side of the fixed pressing plate, two groups of cams are fixedly arranged on the driving shaft, a pressing rod is fixedly arranged on one side, far away from the fixed pressing plate, of the movable pressing plate, and one end, far away from the movable pressing plate, of the pressing rod is abutted to the side wall of each cam.
As a further improvement of the invention: the guide assembly comprises a guide rod and a guide groove formed in the guide rod, and the support rod penetrates through the guide groove.
As a further improvement of the invention: the guide rod is further provided with a through hole, the pressing rod penetrates through the guide rod from the through hole, and the movable pressing plate is connected with the guide rod through an elastic piece.
As a still further improvement of the invention: the elastic piece is a spring.
As a still further improvement of the invention: the cam side wall is provided with two groups of arc convex surfaces which are mutually symmetrical and two groups of arc concave surfaces which are mutually symmetrical.
As a still further improvement of the invention: and one side of each of the two groups of side plates, which is opposite to the side plate, is fixedly provided with a support, and the tail end of each support is rotatably provided with a guide wheel.
Compared with the prior art, the invention has the beneficial effects that:
the embodiment of the invention has the advantages of simple structure, convenient use and good test effect, during test, the driving assembly drives the plurality of supporting assemblies to synchronously expand outwards so as to drive the optical fiber to move, and the clamping assembly is matched to clamp and fix the two ends of the optical fiber so as to ensure that the supporting assemblies smoothly press the optical fiber, thereby realizing the test of the optical fiber.
Drawings
FIG. 1 is a schematic structural diagram of an oil well fixed optical fiber testing device;
FIG. 2 is a schematic diagram of a drive assembly of an oil well stationary fiber optic testing apparatus;
FIG. 3 is a schematic structural diagram of a guide assembly in an oil well stationary fiber optic testing apparatus;
in the figure: 1-side plate, 2-bracket, 3-fixed pressure plate, 4-elastic piece, 5-guide rod, 6-pressure rod, 7-motor, 8-driving shaft, 9-cam, 10-movable pressure plate, 11-guide wheel, 12-stay bar, 13-support wheel, 14-thread section, 15-sleeve, 16-ferrule, 17-support shaft, 18-optical fiber, 19-guide groove and 20-through hole.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Example 1
Referring to fig. 1-3, the present embodiment provides an oil well fixed optical fiber testing apparatus, including two sets of side plates 1 distributed oppositely, a plurality of annularly distributed supporting components for supporting an optical fiber 18 and a driving component for driving the plurality of supporting components to synchronously expand outward are disposed between the two sets of side plates 1, specifically, the supporting component includes a supporting wheel 13 and a supporting shaft 17 rotatably disposed at one side of the supporting wheel 13, the driving component includes a driving shaft 8 distributed horizontally, two sets of threaded sections 14 disposed on the driving shaft 8 and sleeves 15 respectively threaded on the two sets of threaded sections 14, the threaded sections 14 have opposite rotation directions, the sidewalls of the two sets of sleeves 15 are hinged with a plurality of support rods 12, one end of each support rod 12 far away from the corresponding sleeve 15 is rotatably matched with the supporting shaft 17 through a ferrule 16, the optical fiber fixing device is characterized in that a motor 7 is fixedly arranged at one end of the driving shaft 8, a guide assembly used for ensuring that the sleeve 15 moves straightly along the driving shaft 6 is further arranged between the two groups of side plates 1, and a plurality of clamping assemblies used for fixing the optical fiber 18 are fixedly arranged on one opposite sides of the two groups of side plates 1.
When carrying out intensity test to optic fibre 18, can pass two sets of curb plates 1 with a plurality of optic fibre 18, and utilize a plurality of supporting wheel 13 to provide the support for optic fibre 18, make optic fibre 18 form the uplift structure between two sets of curb plates 1, drive shaft 8 through motor 7 and rotate, because two sets of sleeves 15 and screw thread section 14 screw-thread fit, under the effect of direction subassembly, two sets of sleeves 15 can follow drive shaft 8 relative movement, and then drive vaulting pole 12 vertical gradually, move outwards with driving supporting wheel 13, in order to support optic fibre 18, meanwhile, can carry out the centre gripping to optic fibre 18 both ends under the effect of centre gripping subassembly, cooperation supporting wheel 13 is to the supporting effect of optic fibre 18, and then make optic fibre 18 outwards pulled, in order to realize the intensity test of optic fibre 18.
Specifically, the clamping assembly comprises a fixed pressing plate 3 and a movable pressing plate 10, wherein the fixed pressing plate 3 and the movable pressing plate are fixedly arranged on the inner wall of the side plate 1, the movable pressing plate 10 is arranged on one side of the fixed pressing plate 3, two groups of cams 9 are fixedly arranged on the driving shaft 8, the movable pressing plate 10 is far away from one side of the fixed pressing plate 3, a pressing rod 6 is fixedly arranged, and one end, far away from the movable pressing plate 10, of the pressing rod 6 is abutted to the side wall of each cam 9.
When the driving shaft 8 rotates, the cam 9 can be driven to rotate, the side wall of the cam 9 is utilized to prop the pressing rod 6, and then the pressing rod 6 and the movable pressing plate 10 are driven to move towards the fixed pressing plate 3 so as to clamp the optical fiber 18, and the movement of the supporting wheel 13 is matched at the moment, so that the pressure is applied to the optical fiber 18, and the strength test of the optical fiber 18 is realized.
Specifically, the guide assembly comprises a guide rod 5 and a guide groove 19 formed in the guide rod 5, and the stay bar 12 penetrates through the guide groove 19.
Through the spacing cooperation of guide way 19 and vaulting pole 12, can make when drive shaft 8 rotates, sleeve 15 can be steady move along drive shaft 8 to drive supporting wheel 13 outwards removal, realize exerting pressure of optic fibre 18.
Furthermore, a through hole 20 is further formed in the guide rod 5, the compression bar 6 penetrates through the guide rod 5 from the through hole 20, and the movable pressing plate 10 is connected with the guide rod 5 through an elastic piece 4.
Through the arrangement of the elastic part 4, garbage can be provided for the movable pressing plate 10, and the optical fiber 18 can be ensured to move smoothly when not being tested.
Specifically, the elastic member 4 is a spring.
In this embodiment, the optical fiber 18 is pulled by a pulling mechanism and conveyed to an oil well for installation, and the optical fiber 18 is pulled by the pulling mechanism, so that the optical fiber 18 can move between the two sets of side plates 1, and the optical fiber 18 can be comprehensively tested.
In this embodiment, the lateral wall of the cam 9 has two sets of arc convex surfaces symmetrical to each other and two sets of arc concave surfaces symmetrical to each other, when the optical fiber 18 normally moves, the pressing rod 6 abuts against the arc concave surfaces, when the strength of the optical fiber 18 needs to be tested, the cam 9 rotates, so that the pressing rod 6 excessively moves to the arc convex surfaces from the arc concave surfaces, and further the pressing rod 6 and the movable pressing plate 10 move towards the fixed pressing plate 3, so as to clamp and fix the optical fiber 18, along with the continuous rotation of the driving shaft 8, the pressing rod 6 moves along the arc convex surfaces, the supporting wheel 13 can continuously move outwards, so as to perform the pressure applying test on the optical fiber 18.
The working principle of the embodiment of the invention is as follows: when carrying out intensity test to optic fibre 18, can pass two sets of curb plates 1 with a plurality of optic fibre 18, and utilize a plurality of supporting wheel 13 to provide the support for optic fibre 18, make optic fibre 18 form the uplift structure between two sets of curb plates 1, drive shaft 8 through motor 7 and rotate, because two sets of sleeves 15 and screw thread section 14 screw-thread fit, under the effect of direction subassembly, two sets of sleeves 15 can follow drive shaft 8 relative movement, and then drive vaulting pole 12 vertical gradually, move outwards with driving supporting wheel 13, in order to support optic fibre 18, meanwhile, can carry out the centre gripping to optic fibre 18 both ends under the effect of centre gripping subassembly, cooperation supporting wheel 13 is to the supporting effect of optic fibre 18, and then make optic fibre 18 outwards pulled, in order to realize the intensity test of optic fibre 18.
Example 2
Referring to fig. 1, in this embodiment, compared with embodiment 1, in the present embodiment, a support 2 is fixedly disposed on one side of each of two sets of side plates 1, a guide wheel 11 is rotatably disposed at a tail end of each of the support 2, and the guide wheel 11 is disposed to guide an optical fiber 18, so that the optical fiber 18 passes through between the side plates 1 or has a horizontal structure at one end, so as to clamp and fix the optical fiber 18 by a fixed pressing plate 3 and a movable pressing plate 10.
The embodiment of the invention has the advantages of simple structure, convenient use and good test effect, during test, the driving assembly drives the plurality of supporting assemblies to synchronously expand outwards so as to drive the optical fiber 18 to move, and the clamping assembly is matched to clamp and fix the two ends of the optical fiber 18 so as to ensure that the supporting assemblies smoothly press the optical fiber 18, thereby realizing the test of the optical fiber 18.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (7)
1. The fixed optical fiber testing device for the oil well is characterized by comprising two groups of side plates (1) which are distributed oppositely, wherein a plurality of supporting components which are distributed annularly and used for supporting optical fibers (18) and a driving component which is used for driving the supporting components to synchronously expand outwards are arranged between the two groups of side plates (1);
the supporting component comprises a supporting wheel (13) and a supporting shaft (17) rotatably arranged on one side of the supporting wheel (13);
drive assembly includes horizontally distributed's drive shaft (8), sets up two sets of screw thread section (14) on drive shaft (8) and respectively the screw thread cover locate two sets ofly sleeve (15) on screw thread section (14), two sets of screw thread section (14) are revolved to opposite, two sets of sleeve (15) lateral wall all articulates there are a plurality of vaulting poles (12), vaulting pole (12) are kept away from the one end that corresponds sleeve (15) all through lasso (16) with back shaft (17) normal running fit, drive shaft (8) one end is fixed and is provided with motor (7), and is two sets of still be provided with between curb plate (1) and be used for guaranteeing sleeve (15) are along the guide assembly of drive shaft (6) straight removal, and two sets of curb plate (1) relative one side is all fixed and is provided with a plurality of clamping components that are used for fixing.
2. The fixed optical fiber testing device of an oil well is characterized in that the clamping assembly comprises a fixed pressing plate (3) fixedly arranged on the inner wall of the side plate (1) and a movable pressing plate (10) movably arranged on one side of the fixed pressing plate (3), two groups of cams (9) are fixedly arranged on the driving shaft (8), a pressing rod (6) is fixedly arranged on one side of the movable pressing plate (10) far away from the fixed pressing plate (3), and one end of the pressing rod (6) far away from the movable pressing plate (10) is abutted against the side wall of the cam (9).
3. An oil well fixed optical fiber testing device according to claim 2, wherein said guide assembly comprises a guide rod (5) and a guide groove (19) opened on said guide rod (5), said stay rod (12) penetrates through said guide groove (19).
4. An oil well fixed optical fiber testing device according to claim 3, wherein the guide rod (5) is further provided with a through hole (20), the pressure rod (6) penetrates through the guide rod (5) from the through hole (20), and the movable pressure plate (10) is connected with the guide rod (5) through an elastic member (4).
5. An oil well fixed optical fiber testing device according to claim 4, wherein said elastic member (4) is a spring.
6. An oil well fixed optical fiber testing device according to any one of claims 2-5, wherein the cam (9) side wall has two sets of mutually symmetrical arc convex surfaces and two sets of mutually symmetrical arc concave surfaces.
7. An oil well fixed optical fiber testing device according to claim 2, characterized in that a bracket (2) is fixedly arranged on one side of each of two groups of side plates (1), and a guide wheel (11) is rotatably arranged at the tail end of each bracket (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011632465.0A CN112855125B (en) | 2020-12-31 | 2020-12-31 | Fixed optical fiber testing device of oil well |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011632465.0A CN112855125B (en) | 2020-12-31 | 2020-12-31 | Fixed optical fiber testing device of oil well |
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| CN112855125A true CN112855125A (en) | 2021-05-28 |
| CN112855125B CN112855125B (en) | 2022-07-08 |
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| CN202011632465.0A Active CN112855125B (en) | 2020-12-31 | 2020-12-31 | Fixed optical fiber testing device of oil well |
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|---|---|
| CN112855125B (en) | 2022-07-08 |
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Effective date of registration: 20221013 Address after: 834000 East Area (Block A, Petroleum Building), No. 218-1-1102, Xinxing Road, Karamay District, Karamay City, Xinjiang Uygur Autonomous Region Patentee after: KARAMAY SIWEI PETROLEUM TECHNOLOGY Co.,Ltd. Patentee after: Karamay Jiuji Kaisheng Petroleum Technology Service Co.,Ltd. Address before: 834000 room 402, block a, scientific research and production building, Baoshi Road, Karamay City, Xinjiang Uygur Autonomous Region Patentee before: KARAMAY SIWEI PETROLEUM TECHNOLOGY Co.,Ltd. |