CN116191289B - Transmission line operation overhauls device - Google Patents
Transmission line operation overhauls device Download PDFInfo
- Publication number
- CN116191289B CN116191289B CN202310464110.2A CN202310464110A CN116191289B CN 116191289 B CN116191289 B CN 116191289B CN 202310464110 A CN202310464110 A CN 202310464110A CN 116191289 B CN116191289 B CN 116191289B
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- China
- Prior art keywords
- fixedly connected
- mounting ring
- wall
- transmission line
- collar
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 34
- 238000012423 maintenance Methods 0.000 claims abstract description 9
- 238000004140 cleaning Methods 0.000 claims description 30
- 238000012360 testing method Methods 0.000 claims description 21
- 238000001514 detection method Methods 0.000 claims description 14
- 230000007423 decrease Effects 0.000 abstract description 4
- 238000001125 extrusion Methods 0.000 abstract description 4
- 238000010030 laminating Methods 0.000 abstract description 3
- 230000005611 electricity Effects 0.000 description 10
- 238000007790 scraping Methods 0.000 description 6
- 239000002689 soil Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
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- B08B1/165—
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- B08B1/30—
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/52—Testing for short-circuits, leakage current or ground faults
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/185—Electrical failure alarms
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
- G08B5/22—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission
- G08B5/36—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Electromagnetism (AREA)
- Patch Boards (AREA)
- Electric Cable Installation (AREA)
Abstract
The utility model discloses a power transmission line operation overhaul device, and relates to the technical field of power transmission line overhaul. The power transmission line operation overhauling device comprises a handle, wherein the outer wall of the handle is fixedly connected with a round sleeve device. This transmission line operation maintenance device makes the atmospheric pressure increase in first collar and the second collar through utilizing the air current that the fan blows out, then extrudees the circle piece and is located the hole and descend, the decline of circle piece drives the laminating of arc pole on line, and first collar and second collar are located the circuit and remove, make the circle piece continue to descend in the breach under the continuous extrusion of atmospheric pressure, the decline of circle piece has changed the position of first pole, make the warning light start after the first pole extrudees the second pole, send bright light after the warning light starts, then suggestion staff here has the breach, the existence of breach can directly make the warning light send bright light and remind the staff, the discovery to the breach has been ensured.
Description
Technical Field
The utility model relates to the technical field of power transmission line overhaul, in particular to a power transmission line operation overhaul device.
Background
The overhead transmission line is composed of a line pole tower, a wire, an insulator, line hardware, a stay wire, a pole tower foundation, a grounding device and the like, and is erected on the ground.
The utility model of quote china, patent number is CN216355669U, this patent discloses a novel transmission line operation overhauls device, relate to electric power overhauls technical field, the power distribution box comprises a box body, box one side fixedly connected with baffle, baffle lateral wall fixedly connected with second magnetic plate, one side that the box is close to the baffle is equipped with the instrument and places the mechanism, one side outer wall fixedly connected with first magnetic plate that the box is close to the instrument and places the mechanism, instrument places the mechanism and includes the plate body, the third magnetic plate, take-up reel and first fixed box, third magnetic plate fixed mounting is on the lateral wall of plate body, plate body one end is connected with the lateral wall rotation of box through the hinge, first fixed box fixed mounting is on the lateral wall of plate body.
In the detection process of the power transmission line, because the power transmission line is provided with a gap or electric leakage, the gap or electric leakage can not be effectively observed only through manual inspection, so that the fault of overhaul is caused, and the existence of accumulated snow and mud blocks on the power transmission line can also lead to the failure of observing the power transmission line.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a power transmission line operation maintenance device for solving the problems in the background art.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a transmission line operation maintenance device, includes the handle, the outer wall fixedly connected with circle cover device of handle, the setting of handle is used for the holding of hand, and then can remove the handle;
the round sleeve device comprises:
the first mounting ring is of a semicircular structure, the outer wall of the first mounting ring is fixedly connected with the outer wall of the handle, one end of the first mounting ring is fixedly connected with a bearing, the first mounting ring is rotationally connected with the second mounting ring through the bearing, the first mounting ring and the second mounting ring are used for being sleeved on a circuit, the first mounting ring and the second mounting ring are respectively semicircular and are sleeved on the circuit, and the inner diameters of the first mounting ring and the second mounting ring are slightly larger than that of the circuit;
the detection device is of a circular structure, is fixedly connected to the outer walls of the first mounting ring and the second mounting ring, and is used for detecting leakage, and is used for reminding workers after detecting whether a circuit leaks or not;
the warning device is of a circular structure, the warning device is fixedly connected to the inner walls of the first mounting ring and the second mounting ring, the warning device is used for detecting pits, air is arranged in the first mounting ring and the second mounting ring, and then air flow can circulate from the first mounting ring and the second mounting ring.
Preferably, the detection device comprises a support, the equal fixedly connected with support of outer wall of first collar and second collar, the outer wall fixedly connected with mounting bracket of support, the outer wall fixedly connected with test pencil of mounting bracket, the inner wall fixedly connected with test pencil of mounting bracket, the outer wall fixedly connected with test pencil of test pencil, the outer wall of test pencil still with test pencil fixed connection, test pencil is the device that exists on the market for the detection to the electric current.
Preferably, the warning device comprises a hole, the hole has all been seted up to the outer wall of first collar and second collar, the inner wall in hole is pegged graft and is had the circle piece, the bottom fixedly connected with arc pole of circle piece, the first ventilation pole of top fixedly connected with of circle piece, the position fixedly connected with warning lamp of first collar outer wall for the circle piece, the bottom fixedly connected with second ventilation pole of warning lamp, when the arc pole can extrude earth or snow on, can produce and rise, and then make first ventilation pole and second ventilation pole further keep away from.
Preferably, the second power-on rod is in movable contact with the first power-on rod, and the warning lamp is fixedly connected to the outer wall of the second mounting ring, the warning lamp can be started after the first power-on rod is extruded, a power supply is arranged in the warning lamp, and the warning lamp is lightened after being started.
Preferably, the outer wall fixedly connected with cleaning device of handle, cleaning device includes air current device, air current device includes the fan, the outer wall of fan and the outer wall fixed connection of handle, the outer wall fixedly connected with pipeline of fan, the other end of pipeline is fixed connection at first collar and second collar outer wall respectively, and the fan is the device that exists on the market, produces the air current flow when starting.
Preferably, the cleaning device further comprises a scraping device, the scraping device comprises a spring, the outer walls of the first mounting ring and the second mounting ring are fixedly connected with springs, the outer walls of the springs are fixedly connected with cleaning blocks, grooves are formed in the outer walls of the cleaning blocks, folding rods are connected in the grooves of the cleaning blocks in a rotating mode, spring plates are fixedly connected to the other ends of the folding rods, the spring plates are fixedly connected to the outer walls of the first mounting ring, and one sides of the cleaning blocks are obliquely arranged, so that soil and snow can be shoveled.
The utility model provides a power transmission line operation overhauling device. The beneficial effects are as follows:
1. this transmission line operation maintenance device makes the atmospheric pressure increase in first collar and the second collar through utilizing the air current that the fan blows out, then extrudees the circle piece and is located the hole and descend, the decline of circle piece drives the laminating of arc pole on line, and first collar and second collar are located the circuit and remove, make the circle piece continue to descend in the breach under the continuous extrusion of atmospheric pressure, the decline of circle piece has changed the position of first pole, make the warning light start after the first pole extrudees the second pole, send bright light after the warning light starts, then suggestion staff here has the breach, the existence of breach can directly make the warning light send bright light and remind the staff, the discovery to the breach has been ensured.
2. This transmission line operation overhauls device can enlarge then laminate on the circuit under self elasticity through utilizing the electricity measuring ring, and when the electric wire can be with electricity measuring ring contact, the electric current conduction is to the electricity measuring pen on, can warn when the electricity measuring pen detects the electric current, detects in time and then reminds the place that appears the electric leakage, has ensured the discovery to the electric leakage condition, then has ensured transmission line's motion maintenance.
3. This transmission line operation overhauls device is through utilizing the setting that the clearance piece is the slant, so can shovel when meetting snow and earth, played the clearance and fallen the effect of snow and earth on the circuit, reduced the existence of circuit earth and snow, reduced the earth and snow to the influence that the circuit detected, when the clearance piece card was on the earth of big piece, the inboard position of clearance piece was being extruded to the folding pole in the clearance piece in-process that is close to, made the clearance piece rotatory towards the outside, the action that produces when the clearance piece is crooked towards the outside can stir earth and drop, played the effect of clearance big piece earth, ensured the removal to earth.
4. This transmission line operation overhauls device has offered less hole on through the button, and when the atmospheric pressure in fan increase first collar and the second collar, there is a small portion air current to blow out from the hole on the button, and the blowing out of air current can clear up dust and snow on the circuit, has further reduced earth and snow on the circuit, also can reduce the burden of circuit in convenient detection, and the laminating of arc pole is on the circuit moreover, also can play the effect of clearance dust and snow.
Drawings
FIG. 1 is a schematic view of a shaft-side perspective of the present utility model;
FIG. 2 is a schematic diagram of an explosive structure according to the present utility model;
FIG. 3 is a schematic diagram of the motion flow of the round sleeve according to the utility model;
FIG. 4 is a schematic diagram of a part of the structure of the warning device of the present utility model;
FIG. 5 is an enlarged view of the portion A of FIG. 3 according to the present utility model;
FIG. 6 is an enlarged view of the structure of portion B of FIG. 3 according to the present utility model;
FIG. 7 is a schematic diagram of a motion flow path structure of the detecting device of the present utility model;
fig. 8 is a schematic view of a motion flow path of the scraping device of the present utility model.
In the figure: 1. a grip; 2. a round sleeve device; 21. a first mounting ring; 22. a second mounting ring; 23. a detection device; 231. test pencil; 232. a mounting frame; 233. measuring an electric pole; 234. a bracket; 235. a measuring ring; 24. a warning device; 241. round blocks; 242. a hole; 243. an arc-shaped rod; 244. a first power transmission rod; 245. a second power transmission pole; 246. a warning light; 25. a bearing; 3. a cleaning device; 31. an air flow device; 311. a blower; 312. a pipe; 32. a scraping device; 321. a spring; 322. cleaning the block; 323. a folding bar; 324. and (3) a spring plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Examples of the embodiments are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements throughout or elements having like or similar functionality. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.
Examples
Referring to fig. 1-6, the present utility model provides a technical solution: the utility model provides a transmission line operation maintenance device, includes handle 1, and the outer wall of handle 1 is fixedly connected with circle cover device 2;
the round sleeve device 2 includes:
the first mounting ring 21 is of a semicircular structure, the outer wall of the first mounting ring 21 is fixedly connected with the outer wall of the handle 1, one end of the first mounting ring 21 is fixedly connected with a bearing 25, the first mounting ring 21 is rotatably connected with a second mounting ring 22 through the bearing 25, and the first mounting ring 21 and the second mounting ring 22 are used for sleeving a circuit;
the detection device 23 is of a circular structure, the detection device 23 is fixedly connected to the outer walls of the first mounting ring 21 and the second mounting ring 22, and the detection device 23 is used for detecting electric leakage;
the warning device 24, the warning device 24 is circular structure, and warning device 24 fixed connection is at the inner wall of first collar 21 and second collar 22, and warning device 24 is used for detecting the pothole.
The detection device 23 includes the support 234, and the equal fixedly connected with support 234 of outer wall of first collar 21 and second collar 22, the outer wall fixedly connected with mounting bracket 232 of support 234, the outer wall fixedly connected with test pencil 231 of mounting bracket 232, the inner wall fixedly connected with test pencil 235 of mounting bracket 232, the outer wall fixedly connected with test pencil 233 of test pencil 231, the outer wall of test pencil 233 still with test pencil 235 fixed connection.
The warning device 24 comprises a hole 242, holes 242 are formed in the outer walls of the first mounting ring 21 and the second mounting ring 22, a round block 241 is inserted into the inner wall of the hole 242, an arc rod 243 is fixedly connected to the bottom of the round block 241, a first through rod 244 is fixedly connected to the top of the round block 241, a warning lamp 246 is fixedly connected to the outer wall of the first mounting ring 21 relative to the position of the round block 241, and a second through rod 245 is fixedly connected to the bottom of the warning lamp 246.
The second power transmission pole 245 is in movable contact with the first power transmission pole 244, and the outer wall of the second mounting ring 22 is also fixedly connected with a warning lamp 246.
When in use, the handle 1 is held by hand, the first mounting ring 21 can rotate through the bearing 25, then the first mounting ring 21 and the second mounting ring 22 are sleeved on the power transmission line, then the first mounting ring 21 is rotated to enable the second mounting ring 22 to be combined with the first mounting ring 21, the fan 311 is respectively connected with the first mounting ring 21 and the second mounting ring 22 through the pipeline 312, then air flows are blown into the first mounting ring 21 and the second mounting ring 22, the air flows are increased to enable the air pressure in the first mounting ring 21 and the second mounting ring 22 to be increased, then the extrusion round block 241 is located in the hole 242 to descend, the descending of the round block 241 drives the arc rod 243 to be attached on the line, a certain gap exists between the first through rod 244 and the second through rod 245 at the moment, when the arc rod 243 moves to the defect position of the line, the round block 241 is continuously descended under the air pressure extrusion in the first mounting ring 21 and the second mounting ring 22, the arc rod 243 descends into the notch, at this time, the first power-on pole 244 is driven by the descending of the warning device 24 to descend, the first power-on pole 244 is attached to the second power-on pole 245, the warning lamp 246 is started after the second power-on pole 245 is extruded, the warning lamp 246 emits bright light after being started, then a worker is prompted to have the notch, the mounting frame 232 is connected to the first mounting ring 21 and the second mounting ring 22 through the support 234, the mounting frame 232 is driven to move along in the moving process of the first mounting ring 21 and the second mounting ring 22, the electricity measuring ring 235 on the mounting frame 232 is attached to a circuit under the elasticity of the worker, when the electric wire in the circuit leaks out, the electric wire is contacted with the electricity measuring ring 235, the electricity measuring pen 231 is connected with the electricity measuring ring 235 through the electricity measuring pole 233, and then the electric current is conducted to the electricity measuring pen 231, the test pencil 231 alerts when it detects current.
Examples
Referring to fig. 1-8, the present utility model provides a technical solution based on the first embodiment:
the outer wall fixedly connected with cleaning device 3 of handle 1, cleaning device 3 includes air current device 31, and air current device 31 includes fan 311, and the outer wall of fan 311 and the outer wall fixed connection of handle 1, the outer wall fixedly connected with pipeline 312 of fan 311, the other end of pipeline 312 is fixed connection at first collar 21 and second collar 22 outer wall respectively.
The cleaning device 3 further comprises a scraping device 32, the scraping device 32 comprises a spring 321, the outer walls of the first mounting ring 21 and the second mounting ring 22 are fixedly connected with the spring 321, the outer wall of the spring 321 is fixedly connected with a cleaning block 322, the outer wall of the cleaning block 322 is provided with a groove, the groove of the cleaning block 322 is rotationally connected with a folding rod 323, the other end of the folding rod 323 is fixedly connected with a spring plate 324, and the spring plate 324 is fixedly connected with the outer wall of the first mounting ring 21.
When the cleaning device is used, the cleaning block 322 is installed at the right side of the first mounting ring 21 and the second mounting ring 22 through the spring 321, the cleaning block 322 is firstly contacted with a line before the line is detected, the cleaning block 322 is obliquely arranged, so that snow and soil on the line can be cleaned, when the adhered large soil is met, the cleaning block 322 is subjected to resistance and then is extruded by the spring 321, the spring 321 is extruded and contracted and then drives the cleaning block 322 to approach towards the first mounting ring 21, the folding rod 323 is extruded at the inner side of the cleaning block 322 in the process of approaching the cleaning block 322, the cleaning block 322 is rotated towards the outer side, the soil can be stirred to fall off when the cleaning block 322 is inclined towards the outer side, the existence of the soil is avoided, the spring plate 324 and the spring 321 reset the cleaning block 322 under the elasticity of the self after the soil is cleaned, small holes are formed in the round block 241, the fan 311 increases the air pressure in the first mounting ring 21 and the second mounting ring 22, and simultaneously a small part of the air flow blows out from the holes in the round block 241, the arc-shaped dust and the snow can be cleaned on the line, and the dust 243 can be attached to the line.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (4)
1. The utility model provides a transmission line operation overhauls device, includes handle (1), its characterized in that: the outer wall of the handle (1) is fixedly connected with a round sleeve device (2);
the round sleeve device (2) comprises:
the novel hand-held electric wrench comprises a first mounting ring (21), wherein the first mounting ring (21) is of a semicircular structure, the outer wall of the first mounting ring (21) is fixedly connected with the outer wall of a handle (1), one end of the first mounting ring (21) is fixedly connected with a bearing (25), the first mounting ring (21) is rotatably connected with a second mounting ring (22) through the bearing (25), and the first mounting ring (21) and the second mounting ring (22) are used for being sleeved on a circuit;
the detection device (23) is of a circular structure, the detection device (23) is fixedly connected to the outer walls of the first mounting ring (21) and the second mounting ring (22), and the detection device (23) is used for detecting electric leakage;
the warning device (24) is of a circular structure, the warning device (24) is fixedly connected to the inner walls of the first mounting ring (21) and the second mounting ring (22), and the warning device (24) is used for detecting potholes;
the warning device (24) comprises holes (242), the outer walls of the first mounting ring (21) and the second mounting ring (22) are provided with holes (242), round blocks (241) are inserted into the inner walls of the holes (242), arc-shaped rods (243) are fixedly connected to the bottoms of the round blocks (241), first through rods (244) are fixedly connected to the tops of the round blocks (241), warning lamps (246) are fixedly connected to the outer walls of the first mounting ring (21) relative to the positions of the round blocks (241), and second through rods (245) are fixedly connected to the bottoms of the warning lamps (246);
the cleaning device comprises a cleaning device (3) fixedly connected with the outer wall of a handle (1), the cleaning device (3) comprises an air flow device (31), the air flow device (31) comprises a fan (311), the outer wall of the fan (311) is fixedly connected with the outer wall of the handle (1), a pipeline (312) is fixedly connected with the outer wall of the fan (311), and the other ends of the pipeline (312) are respectively fixedly connected with the outer walls of a first mounting ring (21) and a second mounting ring (22).
2. The transmission line operation maintenance device according to claim 1, wherein: the detection device (23) comprises a support (234), the outer walls of the first mounting ring (21) and the second mounting ring (22) are fixedly connected with the support (234), the outer wall of the support (234) is fixedly connected with a mounting frame (232), the outer wall of the mounting frame (232) is fixedly connected with a test pencil (231), the inner wall of the mounting frame (232) is fixedly connected with a test pencil (235), the outer wall of the test pencil (231) is fixedly connected with a test pencil (233), and the outer wall of the test pencil (233) is fixedly connected with the test pencil (235).
3. The transmission line operation maintenance device according to claim 1, wherein: the second power transmission pole (245) is in movable contact with the first power transmission pole (244), and the outer wall of the second mounting ring (22) is fixedly connected with a warning lamp (246).
4. The transmission line operation maintenance device according to claim 1, wherein: cleaning device (3) still include scraper (32), scraper (32) include spring (321), the equal fixedly connected with spring (321) of outer wall of first collar (21) and second collar (22), the outer wall fixedly connected with clearance piece (322) of spring (321), the outer wall of clearance piece (322) is seted up flutedly, the inslot rotation of clearance piece (322) is connected with folding rod (323), the other end fixedly connected with spring plate (324) of folding rod (323), spring plate (324) fixedly connected with is at the outer wall of first collar (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310464110.2A CN116191289B (en) | 2023-04-26 | 2023-04-26 | Transmission line operation overhauls device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310464110.2A CN116191289B (en) | 2023-04-26 | 2023-04-26 | Transmission line operation overhauls device |
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| Publication Number | Publication Date |
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| CN116191289A CN116191289A (en) | 2023-05-30 |
| CN116191289B true CN116191289B (en) | 2023-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310464110.2A Active CN116191289B (en) | 2023-04-26 | 2023-04-26 | Transmission line operation overhauls device |
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| CN (1) | CN116191289B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116243127B (en) * | 2023-05-12 | 2023-07-18 | 中成能源集团有限公司 | Switch cabinet bus detection tool |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109346994A (en) * | 2017-12-27 | 2019-02-15 | 国网山东省电力公司潍坊供电公司 | Power circuit standardization auxiliary device |
| CN212229022U (en) * | 2020-04-15 | 2020-12-25 | 河北宏龙环保科技有限公司 | Safety inspection device for power maintenance |
| CN213124759U (en) * | 2020-11-12 | 2021-05-04 | 惠州市江北电力工程有限公司 | Electric power safety construction is with end of a thread anticreep protection device |
| KR102231116B1 (en) * | 2020-12-24 | 2021-03-24 | 주식회사 지아이에스21 | Electric leakage monitoring system |
| CN113270841B (en) * | 2021-07-06 | 2022-05-17 | 江苏量为石科技股份有限公司 | Distribution network line defroster |
| CN114123019B (en) * | 2021-11-02 | 2024-02-20 | 国网河北省电力有限公司保定供电分公司 | Electric power line overhauls device |
| CN114690071A (en) * | 2022-03-10 | 2022-07-01 | 江西明正变电设备有限公司 | Prepackage type is electric leakage warning device for transformer substation |
| CN114966468B (en) * | 2022-05-24 | 2024-04-05 | 国网江苏省电力有限公司盐城供电分公司 | Automatic intelligent safety detection equipment for circuit maintenance |
| CN114937949B (en) * | 2022-06-01 | 2024-01-16 | 湖南星运电力设备维护有限公司常德分公司 | Cleaning and maintaining device for power equipment |
| CN115579788B (en) * | 2022-11-29 | 2023-04-25 | 湖北工业大学 | AIS is trouble maintenance equipment for transformer substation |
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| CN116191289A (en) | 2023-05-30 |
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