CN114336406B - 10kV on-load replacement lightning arrester drainage wire laying supporting tool and operation method - Google Patents
10kV on-load replacement lightning arrester drainage wire laying supporting tool and operation method Download PDFInfo
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- CN114336406B CN114336406B CN202111590011.6A CN202111590011A CN114336406B CN 114336406 B CN114336406 B CN 114336406B CN 202111590011 A CN202111590011 A CN 202111590011A CN 114336406 B CN114336406 B CN 114336406B
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000004020 conductor Substances 0.000 claims abstract description 15
- 238000009413 insulation Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 6
- 239000011810 insulating material Substances 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 2
- 238000011017 operating method Methods 0.000 claims 2
- 230000005611 electricity Effects 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000008033 biological extinction Effects 0.000 description 2
- 230000009194 climbing Effects 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 208000025274 Lightning injury Diseases 0.000 description 1
- 241000276425 Xiphophorus maculatus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
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- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000011160 research Methods 0.000 description 1
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Abstract
The invention provides a 10kV on-load replacement lightning arrester drainage wire laying supporting tool and an operation method, and belongs to the technical field of electric power. The overhead wire clamping device comprises an insulated vertical rod (1), wherein a hook (9) is arranged on the rod head of the vertical rod (1), and an overhead wire fastening device (10) is arranged on the hook (9); the middle part of the vertical rod (1) is provided with a first horizontal rod (2) and a second horizontal rod (3), the second horizontal rod (3) is longer than the first horizontal rod (2) at the upper side, a head of a first telescopic rod (11) is provided with a first locking device (4) of a drainage wire, and a head of a second telescopic rod (12) is provided with a second locking device (5) of the drainage wire. The invention solves the problem of greatly protecting the safety of operators while improving the operation efficiency by adopting the traditional operation mode of suspending the drainage wire in the overhead conductor and the lower lead of the isolating switch.
Description
Technical Field
The invention relates to the technical field of electric power, in particular to an operation method for replacing a lightning arrester drainage wire laying supporting tool by using 10kV on-load.
Background
The 10kV distribution line is widely applied in life, but obvious fault problems exist in live working of the 10kV distribution line, particularly in the operation process of a lightning arrester, lightning stroke frequency of the overhead line is too high, lightning easily occurs in raining, normal operation of the lightning arrester is difficult to ensure, power supply quality of a power system cannot be well ensured, and power supply safety cannot be improved. The utility model provides a traditional chinese patent document CN 201811418293. X discloses an insulating barrier for electrified change of arrester on convenient operation's switch cross arm, including insulating baffle homepage and insulating baffle vice page, baffle homepage and baffle vice page are articulated to be connected and hinge opening angle is not more than 90, baffle homepage and baffle vice page are rectangle platy, the lower surface of baffle homepage is equipped with the fixing device who is used for being fixed in on the switch cross arm, fixing device includes the fixed block, with fixed block complex latch segment, adjusting screw, the fixed block includes both sides wall and the linking wall of connecting both sides wall, the interval sets up in order to form the mounting groove between the both sides wall, the latch segment is located the mounting groove, be equipped with the screw on one of them lateral wall of fixed block, adjusting screw one end is connected with the latch segment, the other end passes in the screw and can follow the axial motion of screw in order to adjust the interval between the other lateral wall of latch segment and fixed block, place the insulating barrier after opening on the switch cross arm, in order to realize insulating shielding to part and equipment on the switch cross arm, convenient operation. But it cannot solve the problem of poor safety. Chinese patent document CN 201911127538.8 discloses an insulating operation rod for replacing lightning arrester tools, comprising a main operation rod, a lifting fixing rod, an operation head and a chuck, wherein the main operation rod is also provided with a first auxiliary rod and a second auxiliary rod, the lifting fixing rod is detachably mounted on the first auxiliary rod, the operation head is detachably mounted on the main operation rod, and the chuck is detachably mounted on the second auxiliary rod; the invention has the advantages that: realize that the live wire of arrester is fixed through being connected of promotion dead lever and first auxiliary lever, then link to each other with the main action bars through the operation head with the not hard up of arrester lead wire fixed screw, link to each other through chuck and second auxiliary lever at last and realize the dismantlement and the installation of arrester, because there is main action bars to enable operating personnel to keep away from overhead line during the operation, make when changing arrester tool utensil, operating personnel have safe distance with overhead line, make operating personnel carry out the arc extinction under the circumstances of guaranteeing safe distance, improve the security of operation. But it cannot solve the problem of working efficiency in high voltage lines.
Disclosure of Invention
The invention aims to solve the problems of greatly protecting the safety of operators while improving the operation efficiency by using the operation method for replacing the supporting tool for laying the lightning arrester drainage wire with the load of 10kV and solving the problems of adopting the traditional operation mode of suspending the drainage wire in a shielding manner under an overhead conductor and a disconnecting switch. In order to achieve the above purpose, the invention adopts the following technical scheme: the 10kV on-load replacement lightning arrester drainage wire laying supporting tool comprises an insulated vertical rod 1, wherein a hook 9 is arranged on the head of the vertical rod 1, and an overhead conductor fastening device 10 is arranged on the hook 9; the middle part of the vertical rod 1 is provided with a first horizontal rod 2 and a second horizontal rod 3, the tail part of the first horizontal rod 2 is installed on the vertical rod 1 through a first fastening component 7, the tail part of the second horizontal rod 3 is installed on the vertical rod 1 through a second fastening component 8, the second horizontal rod 3 is longer than the first horizontal rod 2 on the upper side, the first horizontal rod 2 and the second horizontal rod 3 are of hollow structures, the first horizontal rod 2 is provided with a first telescopic rod 11, the head of the first telescopic rod 11 is provided with a drainage line first locking device 4, the second horizontal rod 3 is provided with a second telescopic rod 12, and the head of the second telescopic rod 12 is provided with a drainage line second locking device 5; a third locking device 6 of the drainage wire is fixedly arranged in the middle of the vertical rod 1. Preferably, the vertical bars 1, the first horizontal bars 2 and the second horizontal bars 3 are all made of an insulating material; the first fastening member 7 and the second fastening member 8 are made of a metallic material. Preferably, the first locking device 4 comprises a base 41, a square table 42 is arranged on the upper portion of the base 41, the square table 42 is hinged with a first connecting rod 43, a supporting rod 45 is fixedly connected above the square table 42, the supporting rod 45 is hinged with a third connecting rod 46, a second connecting rod 44 is hinged between the third connecting rod 46 and the first connecting rod 43, a first fastening screw 48 is arranged at the end portion of the third connecting rod 46, a first fastening block 49 is fixedly connected to the bottom of the first fastening screw 48, and a first fastening nut 47 is connected to the upper portion of the first fastening screw 48 in a threaded manner. Preferably, the fastening device 10 includes a baffle 101 and a second fastening screw 102, where the top of the second fastening screw 102 is fixedly connected with a second fastening block 103, and the bottom is screwed with a second fastening nut 104. Preferably, the first fastening assembly 7 and the second fastening assembly 8 are longitudinally arranged on the vertical rod 1, and the installation positions of the first horizontal rod 2 and the second horizontal rod 3 are fixed by selecting the fastening assemblies at different positions, and the positions can be adjusted according to the actual working conditions on site. Preferably, the first horizontal rod 2 and the second horizontal rod 3 are hollow insulating structures. Preferably, the first fastening component 7 and the second fastening component 8 are bolt and nut components or cross round tube fixing clips or pins. Further, the current mode of replacing the lightning arrester is mainly six steps. 1, step: and (5) power failure. 2, step: and (5) electricity inspection. 3. Step (c) of: and (5) hanging a grounding wire. 4 steps: and installing a new lightning arrester. And 5, step (2): and (5) removing the grounding wire. And 6, step: and recovering power transmission. Before working, the power is cut, electricity is tested and the ground wire is hung in the working area range, so that measures for preventing users from reversely transmitting electricity are taken. Before climbing the pole, the name of the power failure line and the number of the pole tower are checked, so that the electric shock accident caused by mistakenly climbing the pole tower is prevented. For a sectional breaker which can transmit power once operated, a warning sign and a locking rod are arranged if necessary to connect the breaker, and a special person is watching the breaker. Before operation, people must be handed clearly to the vicinity, and special people are arranged to monitor the condition of the crossed and parallel live lines when necessary. Chinese patent document CN 201911127538.8, which is disclosed in 28 of 04 of 2020, discloses an insulating operating rod for replacing lightning arrester tools. Only solved when changing arrester tool, operating personnel has safe distance with overhead line, made operating personnel carry out the arc extinction under the circumstances of guaranteeing safe distance, improved the problem of the security of operation. Even if the live replacement method is adopted, the conventional live replacement operation of the lightning arrester means that the lightning arrester is replaced by taking shielding measures by using tools such as an insulating blanket, a jump wire pipe, an insulating sleeve and the like. The first step: insulating blankets are used for insulating and isolating the cross arm, the cement pole and the lightning arrester respectively, and jumper tubes are used for insulating and isolating the lead wires of the lightning arrester; and a second step of: and dismantling and fixing the leads of the side phase and middle phase arresters, and overlapping the leads and recovering insulation and isolation measures after replacing the middle phase and side phase arresters. And a third step of: and removing all insulation and isolation measures according to the principle of high to low and long to short. In the operation process, the device on the rod is required to be subjected to full insulation and isolation measures, and the steps are complicated, so that operators can inevitably contact more electrified bodies. The patent document C N201811418293 of China, published in 2019, 0 5 and 1 7, discloses an insulating baffle for live replacement of a lightning arrester on a switch cross arm, which is convenient to operate. Only solved when changing arrester tool, operating personnel realized carrying out insulating shielding to part and equipment on the switch cross arm, convenient operation improves the problem of the security of operation. The invention provides a 10kV on-load replacement lightning arrester drainage wire laying supporting tool and an operation method, aiming at the operation flow of live working replacement lightning arrester, the main cause of excessive contact of a live body in actual operation is analyzed; for the prior research data, analyzing feasibility and determining a solution for manufacturing an auxiliary tool; and designing auxiliary tools, perfecting the operation flow by simulation implementation, and popularizing practical application. Compared with the prior art, the invention has the beneficial effects that: the invention provides a 10kV on-load replacement lightning arrester drainage wire laying supporting tool and an operation method, wherein the tool comprises an insulated vertical rod, a hook is arranged on a head of the vertical rod and can be used for hooking an overhead conductor, and an overhead conductor fastening device is arranged on the hook and can be used for clamping the overhead conductor; the middle part of the vertical rod is provided with a first horizontal rod and a second horizontal rod which are used for contacting drainage lines, the tail part of the first horizontal rod is installed on the vertical rod through a first fastening component, the tail part of the second horizontal rod is installed on the vertical rod through a second fastening component, the second horizontal rod is longer than the first horizontal rod on the upper side, is convenient for contacting different drainage lines, avoids touching between different drainage lines, the first horizontal rod 2 and the second horizontal rod 3 are of hollow structures, lightens the weight of the whole device, avoids gravity center deviation, the first horizontal rod 2 is provided with a first telescopic rod 11 which can be randomly adjusted according to the position of the drainage lines, the head of the first telescopic rod 11 is provided with a first locking device 4 of the drainage line and can be used for clamping the drainage lines, the second horizontal rod 3 is provided with a second telescopic rod 12, and the head of the second telescopic rod 12 is provided with a second locking device 5 of the drainage line; a third locking device 6 of the drainage wire is fixedly arranged in the middle of the vertical rod 1 and is used for clamping the drainage wire in the middle. The invention avoids the situation that the power failure is required to be carried out for 4 hours when the lightning arrester is replaced according to the conventional maintenance mode. In summer, if the power failure time is too long, great inconvenience is brought to the life of residents along the street, particularly, a large amount of frozen goods exist in the ice chest of the fruit store along the street, and once the power failure occurs, a large amount of losses are brought. According to the invention, the labor intensity of personnel in a charged state is reduced, the operation efficiency and the operation safety are improved, and secondly, the operators can orderly assemble the insulating operation rod according to the operation steps, so that the operation can be orderly completed, and the flexibility of the whole insulating operation rod is improved. According to the invention, the insulating bucket arm vehicle is used for lifting an operator to the outer side of the 10kV line rod lightning arrester, the installation can be carried out by long-distance operation under the overhead line, the traditional mode of suspending the drainage wire under the overhead line and the isolating switch in a shielding manner is thoroughly changed, and the safety of the operator is greatly protected while the operation efficiency is improved.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings. Fig. 1: a schematic structural diagram of embodiment 1 of the present invention; fig. 2: the structure of the locking device in the embodiment 1 of the invention is schematically shown; fig. 3: the fastening device of embodiment 1 of the present invention is a schematic structural view; in the figure, 1 vertical rod, 2 first horizontal rod, 3 second horizontal rod, 4 first locking device, 41 base, 42 square table, 43 first connecting rod, 44 second connecting rod, 45 supporting rod, 46 third connecting rod, 47 first fastening nut, 48 first fastening screw, 49 first fastening block, 5 second locking device, 6 third locking device, 7 first fastening component, 8 second fastening component, 9 couple, 10 fastening device, 101 baffle, 102 second fastening screw, 103 second fastening block, 104 second fastening nut, 11 first telescopic link, 12 second telescopic link.
Detailed Description
For a better understanding of the present invention, the content of the present invention will be further clarified below with reference to the examples and the accompanying drawings, but the scope of the present invention is not limited to the following examples only. In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art that the invention may be practiced without one or more of these details. Embodiment 1 referring to fig. 1, a 10kV on-load replacement lightning arrester drainage wire laying support tool and an operation method thereof comprise an insulated vertical rod 1, wherein a hook 9 is arranged on a rod head of the vertical rod 1 and can be used for hooking an overhead conductor, and an overhead conductor fastening device is arranged on the hook 9 and can be used for clamping the overhead conductor; the middle part of the vertical rod 1 is provided with a first horizontal rod 2 and a second horizontal rod 3 for contacting drainage lines, the tail part of the first horizontal rod 2 is installed on the vertical rod 1 through a first fastening component 7, the tail part of the second horizontal rod 3 is installed on the vertical rod 1 through a second fastening component 8, the second horizontal rod 3 is longer than the first horizontal rod 2 on the upper side, so that different drainage lines are conveniently contacted, the different drainage lines are prevented from being contacted, the first horizontal rod 2 and the second horizontal rod 3 are of hollow structures, the weight of the whole device is reduced, the gravity center is prevented from shifting, the first horizontal rod 2 is provided with a first telescopic rod 11, the position of the drainage line can be adjusted at will, the head of the first telescopic rod 11 is provided with a first locking device 4 for the drainage line and can be used for clamping the drainage lines, the second horizontal rod 3 is provided with a second telescopic rod 12, and the head of the second telescopic rod 12 is provided with a second locking device 5 for the drainage line; a third locking device 6 of the drainage wire is fixedly arranged in the middle of the vertical rod 1 and is used for clamping the drainage wire in the middle. Further, the vertical rod 1, the first horizontal rod 2 and the second horizontal rod 3 are all made of insulating materials; the first fastening member 7 and the second fastening member 8 are made of a metallic material. Further, the first locking device 4 includes a base 41, a square table 42 is disposed on the upper portion of the base 41, the square table 42 is hinged to a first connecting rod 43, a supporting rod 45 is fixedly connected above the square table 42, the supporting rod 45 is hinged to a third connecting rod 46, a second connecting rod 44 is hinged between the third connecting rod 46 and the first connecting rod 43, a first fastening screw 48 is disposed at the end portion of the third connecting rod 46, a first fastening block 49 is fixedly connected to the bottom of the first fastening screw 48, and a first fastening nut 47 is screwed on the upper portion of the first fastening screw 48. Further, the fastening device 10 includes a baffle 101 and a second fastening screw 102, where the top of the second fastening screw 102 is fixedly connected with a second fastening block 103, and the bottom is screwed with a second fastening nut 104. Furthermore, the first fastening component 7 and the second fastening component 8 are longitudinally arranged on the vertical rod 1, and the installation positions of the first horizontal rod 2 and the second horizontal rod 3 are fixed by selecting fastening components at different positions, and the positions can be adjusted according to the actual working conditions on site. Further, the first horizontal rod 2 and the second horizontal rod 3 are hollow insulating structures. Further, the first fastening assembly 7 and the second fastening assembly 8 are bolt-nut assemblies. The invention avoids the situation that the power failure is required to be carried out for 4 hours when the lightning arrester is replaced according to the conventional maintenance mode. In summer, if the power failure time is too long, great inconvenience is brought to the life of residents along the street, particularly, a large amount of frozen goods exist in the ice chest of the fruit store along the street, and once the power failure occurs, a large amount of losses are brought. According to the invention, the labor intensity of personnel in a charged state is reduced, the operation efficiency and the operation safety are improved, and secondly, the operators can orderly assemble the insulating operation rod according to the operation steps, so that the operation can be orderly completed, and the flexibility of the whole insulating operation rod is improved. According to the invention, the insulating bucket arm vehicle is used for lifting an operator to the outer side of the 10kV line rod lightning arrester, the installation can be carried out by long-distance operation under the overhead line, the traditional mode of suspending the drainage wire under the overhead line and the isolating switch in a shielding manner is thoroughly changed, and the safety of the operator is greatly protected while the operation efficiency is improved. The operation method for replacing the lightning arrester drainage wire laying supporting tool by using the 10kV on-load comprises the following steps: s1, completing assembly of a supporting tool for laying a 10kV on-load replacement lightning arrester drainage wire, and fixing the drainage wire on the supporting tool; s2, lifting an insulating bucket arm vehicle to the outer side of the fault arrester by live working personnel, installing an assembled 10kV on-load replacement arrester drainage wire laying supporting tool on an overhead conductor in phase with the fault arrester by utilizing an insulating lock rod, and adjusting the connection position of the drainage wire; s3, stripping the proper distance between the overhead conductor and the lower lead of the fault arrester by a live working personnel at a proper position by utilizing an insulating rod stripper; s4, operating the insulating drainage wire by live working personnel through the insulating lock rod to short the fault arrester, and measuring current after the operation is completed;
s5, after the current measurement is normal, operating a lightning arrester shielding cover by live working personnel by using an insulation lock rod to perform insulation shielding on other two-phase lightning arresters and lightning arrester cross arms; s6, replacing the fault lightning arrester by live working personnel, and detecting the through-flow condition of the newly replaced lightning arrester by using a current meter after replacement; and S7, after replacement of the new lightning arrester is completed, the insulated lock rod is used for disconnecting the drainage wire after the through flow of the new lightning arrester is normal, and finally, the 10kV on-load replacement lightning arrester drainage wire laying supporting tool is detached from the 10kV wire rod, insulation of the overhead wire is recovered, and operation is completed. Example 2 a working method of replacing a lightning arrester drainage wire laying support tool with a 10kV on-load, different from example 1, was: the first fastening component 7 and the second fastening component 8 are cross round tube fixing clamps. Further improving the fixing strength. Example 3 a working method of replacing a lightning arrester drainage wire laying support tool with a 10kV on-load, different from example 1, was: the first fastening component 7 and the second fastening component 8 are pins, so that the cost is further reduced. Finally, it is noted that the above-mentioned embodiments are merely for illustrating the technical solution of the present invention, and that other modifications and equivalents thereof by those skilled in the art should be included in the scope of the claims of the present invention without departing from the spirit and scope of the technical solution of the present invention.
Claims (4)
1. The working method for replacing a lightning arrester drainage wire laying supporting tool by using 10kV on-load is characterized by comprising an insulated vertical rod (1), wherein a hook (9) is arranged on a rod head of the vertical rod (1), and an overhead conductor fastening device (10) is arranged on the hook (9); the middle part of the vertical rod (1) is provided with a first horizontal rod (2) and a second horizontal rod (3), the tail part of the first horizontal rod (2) is installed on the vertical rod (1) through a first fastening component (7), the tail part of the second horizontal rod (3) is installed on the vertical rod (1) through a second fastening component (8), the second horizontal rod (3) is longer than the first horizontal rod (2) on the upper side, the first horizontal rod (2) and the second horizontal rod (3) are of hollow structures, the first horizontal rod (2) is provided with a first telescopic rod (11), the head of the first telescopic rod (11) is provided with a drainage line first locking device (4), the head of the second horizontal rod (3) is provided with a second telescopic rod (12), and the head of the second telescopic rod (12) is provided with a drainage line second locking device (5); a drainage wire third locking device (6) is fixedly arranged in the middle of the vertical rod (1);
the first fastening component (7) and the second fastening component (8) are bolt and nut components or cross round tube fixing clamps or pins;
the first locking device (4) comprises a base (41), a square table (42) is arranged on the upper portion of the base (41), the square table (42) is hinged to a first connecting rod (43), a supporting rod (45) is fixedly connected above the square table (42), the supporting rod (45) is hinged to a third connecting rod (46), a second connecting rod (44) is hinged between the third connecting rod (46) and the first connecting rod (43), a first fastening screw (48) is arranged at the end portion of the third connecting rod (46), a first fastening block (49) is fixedly connected to the bottom of the first fastening screw (48), and a first fastening nut (47) is connected to the upper portion of the first fastening screw (48) in a threaded mode;
the first fastening component (7) and the second fastening component (8) are longitudinally arranged on the vertical rod (1), the installation positions of the first horizontal rod (2) and the second horizontal rod (3) are fixed by selecting the fastening components at different positions, and the positions can be adjusted according to the actual working conditions on site;
the operation method for replacing the lightning arrester drainage wire laying supporting tool by using the 10kV on-load comprises the following steps:
s1, completing assembly of a supporting tool for laying a 10kV on-load replacement lightning arrester drainage wire, and fixing the drainage wire on the supporting tool;
s2, lifting an insulating bucket arm vehicle to the outer side of the fault arrester by live working personnel, installing an assembled 10kV on-load replacement arrester drainage wire laying supporting tool on an overhead conductor in phase with the fault arrester by utilizing an insulating lock rod, and adjusting the connection position of the drainage wire;
s3, stripping the proper distance between the overhead conductor and the lower lead of the fault arrester by using an insulating rod stripper by live working personnel;
s4, operating the insulating drainage wire by live working personnel through the insulating lock rod to short the fault arrester, and measuring current after the operation is completed;
s5, after the current measurement is normal, operating a lightning arrester shielding cover by live working personnel by using an insulation lock rod to perform insulation shielding on other two-phase lightning arresters and lightning arrester cross arms;
s6, replacing the fault lightning arrester by live working personnel, and detecting the through-flow condition of the newly replaced lightning arrester by using a current meter after replacement;
and S7, after replacement of the new lightning arrester is completed, the insulated lock rod is used for disconnecting the drainage wire after the through flow of the new lightning arrester is normal, and finally, the 10kV on-load replacement lightning arrester drainage wire laying supporting tool is detached from the 10kV wire rod, insulation of the overhead wire is recovered, and operation is completed.
2. The operating method for replacing a lightning conductor laying support tool with a 10kV on-load according to claim 1, characterized in that the vertical bar (1), the first horizontal bar (2) and the second horizontal bar (3) are all made of insulating material; the first fastening component (7) and the second fastening component (8) are made of a metallic material.
3. The method for operating the supporting tool for laying the lightning arrester drainage wire by using 10kV on-load replacement according to claim 1, wherein the fastening device (10) comprises a baffle plate (101) and a second fastening screw (102), the top of the second fastening screw (102) is fixedly connected with a second fastening block (103), and the bottom of the second fastening screw is in threaded connection with a second fastening nut (104).
4. The operating method for laying a supporting tool by using 10kV on-load replacement lightning arrester drainage wires according to claim 1, wherein the first horizontal rod (2) and the second horizontal rod (3) are hollow insulating structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111590011.6A CN114336406B (en) | 2021-12-23 | 2021-12-23 | 10kV on-load replacement lightning arrester drainage wire laying supporting tool and operation method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111590011.6A CN114336406B (en) | 2021-12-23 | 2021-12-23 | 10kV on-load replacement lightning arrester drainage wire laying supporting tool and operation method |
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| Publication Number | Publication Date |
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| CN114336406A CN114336406A (en) | 2022-04-12 |
| CN114336406B true CN114336406B (en) | 2024-04-09 |
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| CN202111590011.6A Active CN114336406B (en) | 2021-12-23 | 2021-12-23 | 10kV on-load replacement lightning arrester drainage wire laying supporting tool and operation method |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208352856U (en) * | 2018-04-24 | 2019-01-08 | 国网福建省电力有限公司福州供电公司 | Power distribution live-wire on-load drainage thread hanging rod |
| CN109659854A (en) * | 2018-11-09 | 2019-04-19 | 国网浙江杭州市余杭区供电有限公司 | A kind of fixed device of drainage thread for distribution line live working |
| CN111082356A (en) * | 2019-11-18 | 2020-04-28 | 国网浙江慈溪市供电有限公司 | A insulating bar for changing arrester multiplexer utensil |
| CN212695683U (en) * | 2020-06-30 | 2021-03-12 | 国家电网有限公司 | Drainage wire fixing device |
-
2021
- 2021-12-23 CN CN202111590011.6A patent/CN114336406B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208352856U (en) * | 2018-04-24 | 2019-01-08 | 国网福建省电力有限公司福州供电公司 | Power distribution live-wire on-load drainage thread hanging rod |
| CN109659854A (en) * | 2018-11-09 | 2019-04-19 | 国网浙江杭州市余杭区供电有限公司 | A kind of fixed device of drainage thread for distribution line live working |
| CN111082356A (en) * | 2019-11-18 | 2020-04-28 | 国网浙江慈溪市供电有限公司 | A insulating bar for changing arrester multiplexer utensil |
| CN212695683U (en) * | 2020-06-30 | 2021-03-12 | 国家电网有限公司 | Drainage wire fixing device |
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| CN114336406A (en) | 2022-04-12 |
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