CN113534381A - Transformer built-in distributed optical fiber outgoing line arrangement method - Google Patents
Transformer built-in distributed optical fiber outgoing line arrangement method Download PDFInfo
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- CN113534381A CN113534381A CN202110830590.0A CN202110830590A CN113534381A CN 113534381 A CN113534381 A CN 113534381A CN 202110830590 A CN202110830590 A CN 202110830590A CN 113534381 A CN113534381 A CN 113534381A
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
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- Y02A30/00—Adapting or protecting infrastructure or their operation
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- Light Guides In General And Applications Therefor (AREA)
Abstract
The invention discloses a method for arranging outgoing lines of a built-in distributed optical fiber of a transformer, which comprises the following steps: the optical fiber outgoing line adjusting device is characterized in that a base plate is mounted at the position of an optical fiber outgoing line selected from the wall of a transformer oil tank, the base plate is fixed to the wall of the transformer tank through a flange, a plurality of through devices are arranged on the base plate, the optical fiber penetrates out of the through devices, a supporting frame is mounted at the edge of the base plate, the supporting state of the supporting frame is adjusted according to the optical fiber outgoing line direction, and the optical fiber outgoing line direction is adjusted on the supporting frame after penetrating out of the through devices. The invention can improve the defects of the prior art, avoid transformer leakage caused by optical fiber outgoing lines and reduce the interference to optical signals.
Description
Technical Field
The invention relates to the technical field of transformer temperature detection, in particular to a method for arranging an outgoing line of a built-in distributed optical fiber of a transformer.
Background
The distributed optical fiber temperature sensing technology based on raman scattering uses an optical fiber as a sensor, has the advantages of small size, good temperature resistance, strong electromagnetic interference resistance, convenient control, high sensitivity and the like, and is widely applied to temperature detection of electrical equipment such as transformers and the like. After the optical fiber obtains a temperature signal in the transformer, the temperature signal needs to be transmitted to the outer side of the transformer for reading, but the problems that oil leakage exists, the refractive index of a light scattering signal changes due to medium change and the like are often encountered when the optical fiber outgoing line is arranged on the transformer, and the wide application of the technology is limited.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a method for arranging the built-in distributed optical fiber outgoing lines of the transformer, which can solve the defects of the prior art, avoid the leakage of the transformer caused by the optical fiber outgoing lines and reduce the interference to optical signals.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows.
A method for arranging outgoing lines of a built-in distributed optical fiber of a transformer comprises the following steps: the optical fiber outgoing line adjusting device is characterized in that a base plate is mounted at the position of an optical fiber outgoing line selected from the wall of a transformer oil tank, the base plate is fixed to the wall of the transformer tank through a flange, a plurality of through devices are arranged on the base plate, the optical fiber penetrates out of the through devices, a supporting frame is mounted at the edge of the base plate, the supporting state of the supporting frame is adjusted according to the optical fiber outgoing line direction, and the optical fiber outgoing line direction is adjusted on the supporting frame after penetrating out of the through devices.
Preferably, the base plate is installed on one side of the transformer oil tank wall far away from the fan.
Preferably, the penetration device includes a main body fixed to the substrate, an inner side interface and an outer side interface are respectively installed at both ends of the main body, the optical fiber inside the transformer is connected to the inner side interface, and the optical fiber outside the transformer is connected to the outer side interface.
Preferably, the inner side interface comprises a first thread portion, a metal limiting ring is fixed at the bottom of the first thread portion, anti-slip stripes are arranged on the surface of the metal limiting ring, a rubber sleeve is fixed on the outer side of the optical fiber inside the transformer, a first thread sleeve is movably connected to the outer side of the rubber sleeve, and when the first thread sleeve is connected with the first thread portion, the rubber sleeve is fixed with the metal limiting ring in a compression joint mode.
Preferably, the outer side interface comprises a second thread portion, a second thread sleeve matched with the second thread portion is connected to the outer side of the external optical fiber of the transformer, a sealing gasket is arranged at the bottom of the second thread portion, and the top of the second thread sleeve is connected with the external optical fiber of the transformer through a flexible sleeve.
Preferably, the support frame includes the frame with base plate fixed connection, and the frame top is connected with a plurality of snap ring through the telescopic link, and the frame bottom is provided with the clamp that is used for joint flexible sleeve.
Preferably, the snap ring outside is connected with the telescopic link through the universal joint, and the snap ring inboard is connected with a plurality of fastener through the torsional spring, and the upper and lower both ends of fastener are fixed with the horizontal pole respectively, and each optic fibre passes from the both sides of two horizontal poles respectively.
Adopt the beneficial effect that above-mentioned technical scheme brought to lie in: the invention realizes the outgoing of the built-in optical fiber of the transformer by using the penetrator. The multi-angle access of optic fibre can be realized to inboard interface of link up ware to can realize optic fibre access angle's locking after connecting. The outer interface of the penetrator can effectively seal and support the optical fiber, and the arrangement of the external optical fiber is convenient.
Drawings
FIG. 1 is a block diagram of one embodiment of the present invention.
Fig. 2 is a block diagram of an inner side interface in an embodiment of the present invention.
Fig. 3 is a block diagram of an external interface in an embodiment of the present invention.
FIG. 4 is a structural diagram of a support stand according to an embodiment of the present invention
Fig. 5 is a structural view of a card member in an embodiment of the present invention.
Detailed Description
Referring to fig. 1-5, a method for arranging an outgoing line of a built-in distributed optical fiber of a transformer comprises the following steps: an optical fiber outgoing line position is selected on a transformer oil tank wall 1 to install a substrate 2, the substrate 2 is fixed on the transformer oil tank wall 1 through a flange 3, a plurality of through devices 4 are arranged on the substrate 2, the optical fiber penetrates out of the through devices 4, a support frame 5 is installed on the edge of the substrate 2, the support state of the support frame 5 is adjusted according to the optical fiber outgoing line direction, and the optical fiber is adjusted in the outgoing line direction on the support frame 5 after penetrating out of the through devices 4. The base plate 2 is installed on the side of the transformer tank wall 1 far away from the fan. The penetration device 4 comprises a main body 6 fixed on the substrate 2, an inner side interface 7 and an outer side interface 8 are respectively installed at two ends of the main body 6, the optical fiber inside the transformer is connected with the inner side interface 7, and the optical fiber outside the transformer is connected with the outer side interface 8. The inboard interface 7 includes first screw thread portion 9, and first screw thread portion 9 bottom is fixed with metal spacing ring 10, and the surface of metal spacing ring 10 is provided with anti-skidding stripe 11, and the inside optic fibre outside of transformer is fixed with rubber sleeve 12, and the outside swing joint of rubber sleeve 12 has first thread bush 13, and when first thread bush 13 was connected with first screw thread portion 9, rubber sleeve 12 was fixed with the crimping of metal spacing ring 10. The outer side interface 8 comprises a second thread part 14, a second thread sleeve 15 matched with the second thread part 14 is connected to the outer side of the external optical fiber of the transformer, a sealing gasket 16 is arranged at the bottom of the second thread part 14, and the top of the second thread sleeve 15 is connected with the external optical fiber of the transformer through a flexible sleeve 17. The support frame 5 comprises a frame 18 fixedly connected with the substrate 2, the top of the frame 18 is connected with a plurality of clamping rings 20 through a telescopic rod 19, and the bottom of the frame 18 is provided with a clamp 21 used for clamping the flexible sleeve 17. The outer side of the clamping ring 20 is connected with the telescopic rod 19 through a universal joint 22, the inner side of the clamping ring 20 is connected with a plurality of clamping pieces 24 through torsion springs 23, the upper end and the lower end of each clamping piece 24 are respectively fixed with a cross rod 25, and each optical fiber penetrates through two sides of the two cross rods 25 respectively.
Before the optical fiber in the transformer is connected with the inner side interface 7, the connection angle is selected firstly, and then the connection locking is carried out. After the optical fiber outside the transformer is connected with the outer interface 8, the optical fiber is selectively inserted into the corresponding clamping ring 20 according to the outgoing direction, the clamping piece 24 clamps the optical fiber, and meanwhile, the relative position of the clamping ring 20 and the frame 18 is adjusted, so that the accurate adjustment of the outgoing direction of the optical fiber is realized.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A method for arranging outgoing lines of a built-in distributed optical fiber of a transformer is characterized by comprising the following steps: an optical fiber outgoing line position is selected on a transformer oil tank wall (1) to mount a substrate (2), the substrate (2) is fixed on the transformer oil tank wall (1) through a flange (3), a plurality of through devices (4) are arranged on the substrate (2), the optical fiber penetrates out of the through devices (4), a support frame (5) is mounted on the edge of the substrate (2), the support state of the support frame (5) is adjusted according to the optical fiber outgoing line direction, and the optical fiber is adjusted in the outgoing line direction on the support frame (5) after penetrating out of the through devices (4).
2. The method for arranging the built-in distributed optical fiber outgoing line of the transformer according to claim 1, wherein: the base plate (2) is installed on one side, far away from the fan, of the transformer oil tank wall (1).
3. The method for arranging the built-in distributed optical fiber outgoing line of the transformer according to claim 1, wherein: the through device (4) comprises a main body (6) fixed on the substrate (2), an inner side interface (7) and an outer side interface (8) are respectively installed at two ends of the main body (6), the optical fiber inside the transformer is connected with the inner side interface (7), and the optical fiber outside the transformer is connected with the outer side interface (8).
4. The method for arranging the built-in distributed optical fiber outgoing line of the transformer according to claim 3, wherein: the inner side interface (7) comprises a first thread portion (9), a metal limiting ring (10) is fixed to the bottom of the first thread portion (9), anti-skid stripes (11) are arranged on the surface of the metal limiting ring (10), a rubber sleeve (12) is fixed to the outer side of an optical fiber inside the transformer, a first thread sleeve (13) is movably connected to the outer side of the rubber sleeve (12), and when the first thread sleeve (13) is connected with the first thread portion (9), the rubber sleeve (12) is fixed to the metal limiting ring (10) in a compression joint mode.
5. The method for arranging the built-in distributed optical fiber outgoing line of the transformer according to claim 3, wherein: the outer side interface (8) comprises a second thread part (14), a second thread sleeve (15) matched with the second thread part (14) is connected to the outer side of the external optical fiber of the transformer, a sealing gasket (16) is arranged at the bottom of the second thread part (14), and the top of the second thread sleeve (15) is connected with the external optical fiber of the transformer through a flexible sleeve (17).
6. The method for arranging the built-in distributed optical fiber outgoing line of the transformer according to claim 5, wherein: the support frame (5) comprises a frame (18) fixedly connected with the base plate (2), the top of the frame (18) is connected with a plurality of clamping rings (20) through a telescopic rod (19), and the bottom of the frame (18) is provided with a clamp (21) used for clamping a flexible sleeve (17).
7. The method for arranging the built-in distributed optical fiber outgoing line of the transformer according to claim 6, wherein: the outer side of the clamping ring (20) is connected with the telescopic rod (19) through a universal joint (22), the inner side of the clamping ring (20) is connected with a plurality of clamping pieces (24) through torsion springs (23), the upper end and the lower end of each clamping piece (24) are respectively fixed with a cross rod (25), and each optical fiber penetrates through two sides of the two cross rods (25) respectively.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110830590.0A CN113534381B (en) | 2021-07-22 | 2021-07-22 | Method for arranging built-in distributed optical fiber outgoing lines of transformer |
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| CN202110830590.0A CN113534381B (en) | 2021-07-22 | 2021-07-22 | Method for arranging built-in distributed optical fiber outgoing lines of transformer |
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| CN113534381B CN113534381B (en) | 2023-07-18 |
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Inventor after: Fan Xiaozhou Inventor after: Li Huan Inventor after: Liu Yunpeng Inventor after: Sui Yueyi Inventor after: Zhang Wenqi Inventor after: Bi Hanwen Inventor after: Zhuang Xinyu Inventor after: Xiao Hai Inventor after: Li Dongyang Inventor before: Fan Xiaozhou Inventor before: Liu Yunpeng Inventor before: Sui Yueyi Inventor before: Li Huan Inventor before: Zhang Wenqi Inventor before: Bi Hanwen Inventor before: Zhuang Xinyu Inventor before: Xiao Hai Inventor before: Li Dongyang |
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