CN115347947A - Join in marriage net communication optical cable fault positioning device - Google Patents
Join in marriage net communication optical cable fault positioning device Download PDFInfo
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- CN115347947A CN115347947A CN202211024610.6A CN202211024610A CN115347947A CN 115347947 A CN115347947 A CN 115347947A CN 202211024610 A CN202211024610 A CN 202211024610A CN 115347947 A CN115347947 A CN 115347947A
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- 230000003287 optical effect Effects 0.000 title claims abstract description 58
- 238000004891 communication Methods 0.000 title claims abstract description 20
- 210000001503 joint Anatomy 0.000 claims abstract description 33
- 238000001514 detection method Methods 0.000 claims abstract description 13
- 238000012544 monitoring process Methods 0.000 claims abstract description 7
- 229920000742 Cotton Polymers 0.000 claims description 11
- 230000003139 buffering effect Effects 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000004140 cleaning Methods 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 7
- 241000883990 Flabellum Species 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 4
- 210000002268 wool Anatomy 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000001939 inductive effect Effects 0.000 abstract description 16
- 238000000926 separation method Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001678 irradiating effect Effects 0.000 description 2
- 238000012806 monitoring device Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
- H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
- H04B10/077—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using a supervisory or additional signal
- H04B10/0771—Fault location on the transmission path
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
- Y04S10/52—Outage or fault management, e.g. fault detection or location
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Examining Or Testing Airtightness (AREA)
- Locating Faults (AREA)
Abstract
The invention discloses a distribution network communication optical cable fault positioning device which comprises a positioning box and an air inducing device, wherein the positioning box and the air inducing device are of a splicing structure and are detachably arranged outside an optical cable, the air inducing device is connected to the front end of the positioning box, the positioning box comprises three groups of butt joint shell covers which can be in butt joint to form a cylindrical structure, a swing limiting device is arranged on the outer side wall of one group of butt joint shell covers, walking wheels are arranged inside the butt joint shell covers, a fault detection device is arranged on the inner arc wall of each butt joint shell cover, signal receiving modules used for monitoring and receiving signals of the fault detection device are respectively arranged at the end parts of two ends of the optical cable, and the front end of each butt joint shell cover is of a conical structure.
Description
Technical Field
The invention relates to the technical field of power communication, in particular to a distribution network communication optical cable fault positioning device.
Background
With the development of science and technology and the popularization of optical fiber communication technology, the laying amount of optical cables is gradually increased. However, there are problems associated with the installation and installation of optical cables, such as oxidation corrosion and cracks of optical cable lines, and particularly, optical cables installed in remote areas, rural areas, and the like, which have a certain height and have a high probability of causing failure problems such as oxidation corrosion and cracks, and which have a large influence on the transmission of network signals once they occur. And the existing testing device is difficult to quickly detect and position the fault point of the optical cable.
Therefore, those skilled in the art provide a distribution network communication optical cable fault location device to solve the problems set forth in the above background art.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a join in marriage net communication optical cable fault positioning device, includes location case, induced air device, location case and induced air device are mosaic structure, and detachable installs at the optical cable outside, just induced air device connects the front end at the location case, the location case is including three butt joint coveralls that can dock formation cylindricality structure, and is a set of the limited pendulum device of outer side wall mounting of butt joint coveralls, the inside of butt joint coveralls is equipped with the walking wheel, the interior arc wall mounting of butt joint coveralls has fault detection device, and the both ends tip of optical cable still is equipped with respectively and is used for carrying out the signal reception module that signal monitoring received to fault detection device, the front end of butt joint coveralls is the toper structure.
Furthermore, limit pendulum device includes plumbous hammer block, horizontal even board, it has the buffering expansion plate of two sets of symmetries to articulate respectively on the plumbous hammer block, and the slope of buffering expansion plate sets up, and its upper end articulates on butt joint shell cover, the both ends of horizontal even board are articulated mutually with the face of the buffering expansion plate of both sides respectively, just the lower extreme department of buffering expansion plate is equipped with the cushion chamber that is used for elastic stretching.
Further, the buffer chamber also comprises a plurality of groups of buffer chambers, liquid water is injected into the buffer chambers, and the volume of the liquid water is two thirds of the volume of the buffer chambers.
Furthermore, the fault detection device comprises a light source irradiation module and a reflector, a projection port is formed in the middle of the reflector, the irradiation end of the light source irradiation module is connected with the inner wall of the projection port, and a scattering lens is further arranged on the shell of the projection port and connected to the reflector through a glass rod.
Furthermore, still including setting up the shading shell in butt joint clamshell both ends side, the internal diameter end of shading shell is fixed with the rubber tape, the shading rack is installed to the other end of rubber tape, be provided with the parallel shading guipure of multiunit in the shading rack, and the one end of shading rack is connected through the rigidity piece with the external diameter end of shading shell.
The optical cable further comprises an elastic surface sleeve, a pressure sensing sleeve is bonded on the inner wall of the elastic cotton sleeve, the pressure sensing sleeve is sleeved outside the arc-shaped column, the arc-shaped column is connected to the butt joint shell cover through a position fixing plate, a plurality of groups of elastic cotton sleeves form an annular combined sleeve, and the inner tangent surface of the annular combined sleeve is attached to the surface of the optical cable.
Furthermore, the outer surface of the elastic cotton sleeve is provided with friction wool tops.
Furthermore, the air inducing device comprises a fixed ring plate frame, a rotating ring plate frame and an air inducing spiral plate I, the fixed ring plate frame comprises two groups of outer ring plates which can be butted and disassembled, the rotating ring plate frame comprises two groups of inner ring plates which can be butted and disassembled, a rotating arc groove is formed in the inner ring wall of each outer ring plate, a limiting arc strip is arranged on the outer ring wall of each inner ring plate, the limiting arc strips are embedded into the rotating arc grooves and can rotate and slide, the fixed ring plate frames are arranged in two groups, the two groups of fixed ring plates are connected through connecting rods to form an air inducing frame, and one end of the air inducing frame is connected to the front end of the butting shell cover through the connecting rods;
two sets of still be equipped with the control box on the interior rampart of swivel plate frame, the both ends of induced air spiral version one are connected respectively on the control box of both sides, install the induced air flabellum of multiunit equidistance on the interior spiral wall of induced air spiral board one respectively, the lower extreme of induced air flabellum is connected with connecting spring, connecting spring's the other end is connected respectively on the lateral wall of induced air spiral board two, induced air spiral board one and the coaxial setting of induced air spiral board two, laid the cleaning brush strip on the inside wall of induced air spiral board two.
Furthermore, a heating wire is arranged inside the cleaning brush strip and is controlled by a control box.
Furthermore, the right end of the section of the first induced draft spiral plate inclines towards the axis direction.
Compared with the prior art, the invention provides a distribution network communication optical cable fault positioning device, which has the following beneficial effects:
according to the invention, whether the surface of the optical cable has cracks or not is judged by walking along the surface of the optical cable and irradiating the optical cable by the light source, whether a signal receiving module can receive a signal or not is used as a basis for judging whether the optical cable has a crack fault point or not, and the position of the fault point can be obtained by calculation, wherein the space in the positioning box is kept in a dark state by a light shading net belt and other structural devices, so that the interference of an external light source on light rays irradiated by the light source irradiating module is avoided, the stability and the accuracy of the irradiated and received signals are ensured, in the advancing process, the advancing stability and the safety are ensured by the air inducing device and the swing limiting device, and meanwhile, the surface of the optical cable is further cleaned.
Drawings
FIG. 1 is a schematic structural view of a cable fault locating device of the present invention;
FIG. 2 is an enlarged schematic view of a left-view partial structure of the swing limiting device of the present invention;
FIG. 3 is an enlarged view of the partial structure of A-A of the present invention;
FIG. 4 is an enlarged view of a portion of the fault monitoring device of the present invention;
FIG. 5 is an enlarged view of the structure of the air inducing device of the present invention;
in the figure: 1. a positioning box; 2. a traveling wheel; 3. a fault monitoring device; 4. an air inducing device; 5. a swing limiting device; 6. a plumbous hammer block; 7. a buffer expansion plate; 8. a transverse connecting plate; 9. a buffer chamber; 10. a compartment; 11. liquid water; 12. a reflective mirror; 13. a light source irradiation module; 14. a glass rod; 15. a scattering lens; 16. a light-shielding shell; 17. a rubber belt; 18. a shading net rack; 19. a rigid sheet; 20. an elastic cotton sleeve; 21. a pressure sensing sleeve; 22. an arc-shaped column; 23. a retention plate; 24. rubbing wool tops; 25. fixing the ring plate frame; 26. a connecting rod; 27. rotating the ring plate frame; 28. a first air inducing spiral plate; 29. a control box; 30. an induced draft fan blade; 31. a second induced draft spiral plate; 32. a connecting spring; 33. heating wires; 34. and cleaning the brush strip.
Detailed Description
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a join in marriage net communication optical cable fault locating device, includes positioning box 1, induced air device 4, positioning box 1 and induced air device 4 are mosaic structure, and detachable installs in the optical cable outside, just induced air device 4 is connected at positioning box 1's front end, positioning box 1 is including three group butt joint clamshell that can dock formation cylindricality structure, and is a set of the limited pendulum device 5 of outer side wall mounting of butt joint clamshell, the inside of butt joint clamshell is equipped with walking wheel 2, the interior arc wall mounting of butt joint clamshell has fault detection device 3, and the both ends tip of optical cable still is equipped with the signal reception module who is used for carrying out signal monitoring receipt to fault detection device 3 respectively, the front end of butt joint clamshell is the toper structure.
In one embodiment, the swing limiting device 5 comprises a plumb block 6 and a transverse connecting plate 8, two groups of symmetrical buffer expansion plates 7 are hinged to the plumb block 6 respectively, the buffer expansion plates are arranged in an inclined mode, the upper ends of the buffer expansion plates are hinged to the butt joint shell cover, two ends of the transverse connecting plate 8 are hinged to the plate surfaces of the buffer expansion plates 7 on two sides respectively, a buffer cavity 9 for elastic expansion is arranged at the lower end of each buffer expansion plate 7, the situation that the swing limiting device rotates and advances along the surface of an optical cable in the process of positioning box path running is avoided through the gravity action of the plumb block, and the swing amplitude generated by factors such as wind force and the like of the swing limiting device is greatly reduced through the limitation of a spring in each buffer expansion plate and the transverse connecting plate;
preferably, a touch monitoring unit is arranged on the wheel surface of the traveling wheel, the triggering times of the touch monitoring unit are recorded, the traveling length can be calculated through the circumferential length and the triggering times of the traveling wheel, and therefore the position of the optical cable where the fault point is located and the length of the fault section can be accurately obtained, and the length section needing to be repaired can be obtained conveniently.
Preferably, the swing limiting device further comprises a separation cavity 10, a plurality of groups of separation cavities 10 are formed in the buffer expansion plate 7, liquid water 11 is injected into the separation cavity 10, the volume of the liquid water 11 is two thirds of the volume of the separation cavity 10, the separation cavity with a certain cavity is reserved, the liquid water can shake and flow, the plurality of groups of separation cavities are formed, the condition that the liquid water in the buffer expansion plate shakes and flows disorderly is further enhanced, the swing potential energy of the buffer expansion plate is further counteracted or absorbed, the shake or swing amplitude of the buffer expansion plate is further reduced, and the swing limiting device is guaranteed to be vertically downward.
In one embodiment, the fault detection device 3 includes a light source irradiation module 13, a reflective mirror 12, a projection port is opened in the middle of the reflective mirror 12, an irradiation end of the light source irradiation module 13 is connected with an inner wall of the projection port, a scattering lens 15 is further provided on a housing of the projection port, the scattering lens 15 is connected to the reflective mirror 12 through a glass rod 14, the surface of the optical cable is irradiated by the light source irradiation module, and the light ray distribution in the positioning box is more uniform, especially the uniformity of the light ray intensity, is realized through the effects of the reflective mirror and the scattering lens; the problem that the size of an optical cable fault is difficult to judge due to light rays can be effectively avoided, if cracks appear on the surface of the optical cable, when the uneven optical cable intensity irradiates, the signal receiving module receives signals with different intensities.
Preferably, the device further comprises a shading shell 16 arranged at two end sides of the butt joint shell cover, a rubber belt 17 is fixed at the inner diameter end of the shading shell 16, a shading net rack 18 is installed at the other end of the rubber belt 17, a plurality of groups of parallel shading net belts are arranged in the shading net rack 18, and one end of the shading net rack 18 is connected with the outer diameter end of the shading shell 16 through a rigid sheet 19, so that the space in the positioning box is in a dark environment, the interference of an external light source on the light source irradiated by the light source irradiation module is avoided, and the irradiation monitoring accuracy of the light source irradiation module is ensured;
preferably, the front end of the butt joint shell cover is further provided with air holes, so that a small amount of outside air can flow into the front end of the butt joint shell cover and blow towards the rigid sheet, the rigid sheet is pressed towards one side face of the cable, and the gap in the shading mesh belt is favorably reduced.
In one embodiment, the optical cable further comprises an elastic surface sleeve 20, a pressure sensing sleeve 21 is bonded on the inner wall of the elastic cotton sleeve 20, the pressure sensing sleeve 21 is sleeved outside an arc-shaped column 22, the arc-shaped column 22 is connected to the butt joint shell cover through a position fixing plate, a plurality of groups of elastic cotton sleeves 20 form an annular combined sleeve, the inner tangent surface of the annular combined sleeve is attached to the surface of the optical cable, so that the deformation condition of the surface of the optical cable caused by aging and other factors can be monitored, the deformation of the optical cable is reacted on the elastic cotton sleeve and is transmitted to the pressure sensing sleeve again, and therefore the detection of the deformation fault of the surface of the optical cable is judged.
Preferably, the outer surface of the elastic cotton sleeve 20 is provided with friction wool tops 24.
In one embodiment, the air inducing device 4 comprises a fixing ring plate frame 25, a rotating ring plate frame 27 and an air inducing spiral plate I28, wherein the fixing ring plate frame 25 comprises two groups of outer ring plates which can be butted and disassembled, the rotating ring plate frame 25 comprises two groups of inner ring plates which can be butted and disassembled, a rotating arc groove is formed in the inner ring wall of each outer ring plate, a limiting arc strip is arranged on the outer ring wall of each inner ring plate, the limiting arc strips are embedded into the rotating arc grooves and can rotate and slide, the fixing ring plate frames 25 are arranged in two groups, the two groups of fixing ring plates 25 are connected through a connecting rod 26 to form an air inducing frame, and one end of the air inducing frame is connected to the front end of the butt joint housing cover through the connecting rod 26;
the inner circular wall of the two groups of rotating circular plate frames 25 is further provided with a control box 29, two ends of the induced draft spiral plate I28 are respectively connected to the control boxes 29 on two sides, the inner circular wall of the induced draft spiral plate I28 is respectively provided with a plurality of groups of induced draft fan blades 30 with equal intervals, the lower ends of the induced draft fan blades 30 are connected with connecting springs 32, the other ends of the connecting springs 32 are respectively connected to the outer side wall of the induced draft spiral plate II 31, the induced draft spiral plate I28 and the induced draft spiral plate II 31 are coaxially arranged, and cleaning brush strips 34 are distributed on the inner side wall of the induced draft spiral plate II 31;
in this embodiment, through the setting of induced air device, on the one hand, carry out the drainage to the wind current of the in-process of marcing, reduce the windage to avoid the walking wheel to skid, on the other hand blows through the wind current, utilizes wind energy to make the swivel becket grillage rotate, drives induced air spiral plate one, induced air spiral plate two rotates, thereby treats the optical cable surface of advancing the route and clears up.
In one embodiment, the heating wire 33 is arranged inside the cleaning brush strip 34, the heating wire 33 is controlled by the control box 29, and when the icing condition occurs on the surface of the optical cable, the heating wire can be started through the control box to heat the cleaning brush strip, so that the ice body is melted, and the ice body can be removed, and the optical cable can be ensured to advance along the optical cable.
In one embodiment, the right end of the section of the first induced draft spiral plate is inclined towards the axial direction.
During specific implementation, when fault location detection needs to be carried out on an optical cable to be treated, bulk components of a locating box and an air inducing device are sleeved on the optical cable one by one to be in butt joint installation, the swing limiting device is in a vertical state below, a travelling wheel, a light source irradiation module, a signal receiving module and the like are started to advance from one end of the optical cable to the other end, whether a signal of the light source irradiation module can be received or not and the strength and the frequency of signal receiving are monitored in real time through the signal receiving module, and the position of the locating box at the moment of receiving the signal is calculated again and recorded, so that the location of a fault point is completed.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution of the present invention and the inventive concept within the technical scope of the present invention, and the technical solution and the inventive concept thereof should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a join in marriage net communication optical cable fault locating device, includes positioning box (1), induced draft device (4), its characterized in that: location case (1) and induced air device (4) are mosaic structure, and detachable installs outside the optical cable, just induced air device (4) are connected at the front end of location case (1), location case (1) is including three butt joint coveralls that can dock formation cylindricality structure, and is a set of the limited pendulum device of outer side wall mounting (5) of butt joint coverall, the inside of butt joint coverall is equipped with walking wheel (2), the interior arc wall mounting of butt joint coverall has fault detection device (3), and the both ends tip of optical cable still is equipped with respectively and is used for carrying out the signal reception module that signal monitoring received to fault detection device (3), the front end of butt joint coverall is the toper structure.
2. The distribution network communication optical cable fault location device of claim 1, wherein: limit pendulum device (5) including plumbous hammer block (6), horizontal even board (8), it has two sets of symmetrical buffering expansion plate (7) to articulate respectively on plumbous hammer block (6), and the slope of buffering expansion plate sets up, and its upper end articulates on butt joint shell cover, the both ends of horizontal even board (8) are articulated mutually with the face of the buffering expansion plate (7) of both sides respectively, just the lower extreme department of buffering expansion plate (7) is equipped with and is used for the flexible cushion chamber (9) of elasticity.
3. The distribution network communication optical cable fault locating device of claim 2, wherein: still including dividing chamber (10), divide chamber (10) to set up multiunit in buffering expansion plate (7), the inside of dividing chamber (10) is injected with liquid water (11), the volume of liquid water (11) is two-thirds of dividing chamber (10) volume.
4. The distribution network communication optical cable fault locating device of claim 1, wherein: the fault detection device (3) comprises a light source irradiation module (13) and a reflective mirror (12), a projection port is formed in the middle of the reflective mirror (12), the irradiation end of the light source irradiation module (13) is connected with the inner wall of the projection port, a scattering lens (15) is further arranged on the shell of the projection port, and the scattering lens (15) is connected to the reflective mirror (12) through a glass rod (14).
5. The distribution network communication optical cable fault locating device of claim 4, wherein: still including setting up shading shell (16) at butt joint clamshell both ends side, the internal diameter end of shading shell (16) is fixed with rubber tape (17), shading rack (18) are installed to the other end of rubber tape (17), be provided with the parallel shading guipure of multiunit in shading rack (18), and the one end of shading rack (18) is connected through rigidity piece (19) with the external diameter end of shading shell (16).
6. The distribution network communication optical cable fault location device of claim 4, wherein: the optical cable connector is characterized by further comprising an elastic surface sleeve (20), a pressure sensing sleeve (21) is bonded on the inner wall of the elastic cotton sleeve (20), the pressure sensing sleeve (21) is sleeved outside an arc-shaped column (22), the arc-shaped column (22) is connected to the abutting shell cover through a retaining plate, a plurality of groups of elastic cotton sleeves (20) form an annular combined sleeve, and an inner tangent surface of the annular combined sleeve is attached to the surface of an optical cable.
7. The distribution network communication optical cable fault locating device of claim 6, wherein: the outer surface of the elastic cotton sleeve (20) is provided with a friction wool top (24).
8. The distribution network communication optical cable fault locating device of claim 1, wherein: the induced draft device (4) comprises a fixed ring plate frame (25), a rotating ring plate frame (27) and an induced draft spiral plate I (28), the fixed ring plate frame (25) comprises two groups of outer ring plates which can be butted and disassembled, the rotating ring plate frame (25) comprises two groups of inner ring plates which can be butted and disassembled, a rotating arc groove is formed in the inner ring wall of each outer ring plate, a limiting arc strip is arranged on the outer ring wall of each inner ring plate, the limiting arc strips are embedded into the rotating arc grooves and can rotate and slide, the fixed ring plate frame (25) is arranged in two groups, the two groups of fixed ring plates (25) are connected through a connecting rod (26) to form an induced draft frame, and one end of the induced draft frame is connected to the front end of the butted shell cover through the connecting rod (26);
it is two sets of still be equipped with control box (29) on the interior rampart of swivel plate frame (25), the both ends of induced air spiral version (28) are connected respectively on control box (29) of both sides, install multiunit equidistance induced air flabellum (30) on the interior spiral wall of induced air spiral board (28) respectively, the lower extreme of induced air flabellum (30) is connected with connecting spring (32), the other end of connecting spring (32) is connected respectively on the lateral wall of induced air spiral board two (31), induced air spiral board one (28) and the coaxial setting of induced air spiral board two (31), has laid cleaning brush strip (34) on the inside wall of induced air spiral board two (31).
9. The distribution network communication optical cable fault locating device of claim 8, wherein: and a heating wire (33) is arranged inside the cleaning brush strip (34), and the heating wire (33) is controlled by the control box (29).
10. The distribution network communication optical cable fault locating device of claim 8, wherein: the right end of the section of the first induced draft spiral plate inclines towards the axis direction.
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| CN202211024610.6A CN115347947B (en) | 2022-08-25 | 2022-08-25 | Distribution network communication optical cable fault positioning device |
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| CN202211024610.6A CN115347947B (en) | 2022-08-25 | 2022-08-25 | Distribution network communication optical cable fault positioning device |
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| CN115347947B CN115347947B (en) | 2023-12-12 |
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| CN113049917A (en) * | 2021-03-19 | 2021-06-29 | 许昌学院 | Efficient high-voltage power cable fault positioning device |
| CN113098599A (en) * | 2021-04-25 | 2021-07-09 | 国网山西省电力公司信息通信分公司 | Join in marriage net communication optical cable fault positioning device |
| CN216087168U (en) * | 2021-10-09 | 2022-03-18 | 云南中恒电力通信技术有限公司 | Join in marriage net communication optical cable fault positioning device |
| CN114235206A (en) * | 2021-12-20 | 2022-03-25 | 国网河南省电力公司洛阳供电公司 | Power communication optical cable fault monitoring device and method |
| CN114614428A (en) * | 2022-03-30 | 2022-06-10 | 国网河南省电力公司焦作供电公司 | Anti-channeling shock-absorbing device of power transmission line |
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| CN115347947B (en) | 2023-12-12 |
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