CN104752976A - Auxiliary operating tool for electrical inspection of switch cabinet of power distribution network - Google Patents
Auxiliary operating tool for electrical inspection of switch cabinet of power distribution network Download PDFInfo
- Publication number
- CN104752976A CN104752976A CN201510105233.2A CN201510105233A CN104752976A CN 104752976 A CN104752976 A CN 104752976A CN 201510105233 A CN201510105233 A CN 201510105233A CN 104752976 A CN104752976 A CN 104752976A
- Authority
- CN
- China
- Prior art keywords
- cross bar
- montant
- measuring stick
- distribution network
- switch cabinet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0416—Connectors, terminals
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Mechanisms For Operating Contacts (AREA)
Abstract
The invention provides an auxiliary operating tool for electrical inspection of a switch cabinet of a powder distribution network. Contact heads for opening a safety baffle plate of the switch cabinet are arranged at the two ends of a transverse rod; the contact heads are in threaded connection on the transverse rod; screws with external threads are arranged on the contact heads; screw holes adaptive to the screws are formed in the transverse rod; nuts which are matched with the transverse rod for positioning the contact heads on positions with proper distances from the transverse rod; a measuring rod for conveniently regulating a distance between the contact heads and the transverse rod is further arranged on the transverse rod; the screws are arranged on the contact heads and the screw holes adaptive to the screws are arranged on the transverse rod, so that the distance between the contact heads and the transverse rod can be conveniently regulated, and switch cabinets of different widths can be adapted, and the use is convenient.
Description
Technical field
The present invention relates to power distribution network switch cabinet electricity detection auxiliary operation instrument.
Background technology
Switch cubicle uses relatively more extensive in electric power system, and switch cubicle design uses grounding trolley to carry out circuit or busbar grounding; During functional arrangement maintenance, there is complex operation, the dolly operated has switch cart, electricity check trolley, grounding trolley three kinds, according to operating time and on-the-spot empty cabinet experimental period are added up at ordinary times, need 12 minutes used times (electricity check trolley is pulled to electrical verification interval from position location carrying out this link of electrical verification, operation electricity check trolley, electrical verification, electricity check trolley is in place), because electricity check trolley often in operation stuck phenomenon occurs, affect operating personnel's mood and cause stress, be unfavorable for that the safety of grid switching operation is carried out.
Therefore, there is following problem in prior art breaker in middle cabinet electrical verification operation: 1, electricity check trolley operating process too complex, electrical verification will be shaken into switch cubicle by dolly, upper and lower for switch cubicle two pieces of baffle plates pull open by mechanical linkage, the three-phase contact of electricity check trolley three-phase contact difference contact-making switch cabinet domestic demand electrical verification, operating personnel open wicket, carry out electrical verification on below electricity check trolley; 2, electrical verification process is directly perceived not, does not directly see in electroscope electrical verification on equipment; 3, because electrical verification link is complicated, and the overlong time of whole operating process is caused; 4, due to all switch cubicles, only have an electricity check trolley, and the size of each switch cubicle always has point tolerance, what be easy to when causing operation is stuck.
Summary of the invention
Power distribution network switch cabinet electricity detection auxiliary operation instrument provided by the invention, uses electricity check trolley when being intended to overcome the cabinet electrical verification of prior art breaker in middle, fits into the deficiency of electrical verification inconvenient operation.
In order to solve the problems of the technologies described above, the present invention adopts following technical scheme: power distribution network switch cabinet electricity detection auxiliary operation instrument, comprise cross bar and be arranged on montant vertical with cross bar in the middle part of cross bar, described cross bar two ends are equipped with the contact for opening switch cubicle safety screen, described contact is threaded connection and is arranged on cross bar, described contact is provided with has externally threaded screw rod, described cross bar is provided with the screw suitable with screw rod, described screw rod is also provided with for coordinating cross bar contact to be positioned at nut on distance transverse rod correct position, described nut and screw rod suitable, described cross bar is also provided with the measuring stick being convenient to the spacing regulating contact and cross bar, described cross bar two ends are equipped with measuring stick, described measuring stick is slidably connected and is arranged on cross bar, described cross bar is provided with the projection for fixation measuring bar, described projection is provided with the slide opening for making measuring stick slide, described measuring stick front end is provided with the adjustable stem for improving certainty of measurement, described adjustable stem is vertical with measuring stick, described measuring stick rear end is provided with the guide vane end stop for preventing measuring stick landing, described guide vane end stop is threaded connection and is arranged on measuring stick.
As preferably, described measuring stick is also provided with the lock-screw for locking measuring stick after a measurement, described lock-screw is also provided with the handle for rotational lock screw, described measuring stick arranges lock-screw, can lock by measuring stick easily after measurement, be convenient to the distance that technical staff regulates contact distance transverse rod, use very convenient.
As preferably, described cross bar is also provided with for will be positioned at the ejecting mechanism of the measuring stick release at cross bar two ends simultaneously, described ejecting mechanism comprises being rotationally connected and is arranged on the operating portion on cross bar and the push rod for being released by measuring stick, described operating portion two ends are provided with and are just respectively equipped with, anti-internal thread, described push rod is respectively equipped with and rectifies with operating portion two, the external screw thread that anti-internal thread is suitable, described cross bar is provided with the lug for fixing operation portion, described lug is provided with fixing hole, by arranging ejecting mechanism, can push rod be made to eject the measuring stick being positioned at cross bar two ends in rotation process portion easily in concrete use procedure simultaneously, easy to operate.
As preferably, described cross bar is also provided with the drive motors for driving operating portion to rotate, described drive motors is also provided with the driving gear with drive motors synchronous axial system, described operating portion is provided with the driven gear engaged with driving gear, described cross bar is also provided with the storage battery for powering to drive motors, the control switch for controlling drive motors work or stopping being also provided with between described storage battery and drive motors, described control switch is arranged on montant, by arranging drive motors, cross bar can control drive motors work conveniently by control switch when measuring, complete measurement, easy to operate.
As preferably, described montant is threaded connection and is arranged on cross bar, described cross bar is provided with internal thread, described montant is provided with the external screw thread suitable with internal thread on cross bar, montant is threaded connection and is arranged on cross bar, cross bar and montant can be taken apart easily, thus it is very convenient that cross bar and montant are carried.
As preferably, described montant is rotationally connected by bearing pin and is arranged on cross bar, described cross bar is provided with the flange for connecting montant, described montant is provided with suitable with flange and can makes the groove that montant rotates along cross bar, the pin-and-hole suitable with bearing pin is equipped with on the sidewall of described groove He on flange, described montant is also provided with for montant is separately fixed at cross bar vertical configuration state on and with the locking pin on cross bar parastate, the locking hole suitable with locking pin is equipped with on the sidewall of described groove He on flange, described locking pin is fixed on montant by flexible bowden cable, be arranged on cross bar by montant is rotationally connected, montant can fold into the state parallel with cross bar, thus make cross bar and montant carry very convenient and not need frequently tired assembling, easy to use.
As preferably, described screw rod is also provided with the label layer of stretching out extreme position for identifying screw rod, described label layer is coated with and is located on screw rod, contact can be made convenient when regulating by arranging label layer, avoid technical staff to be pulled down by contact, improve electrical verification efficiency.
Power distribution network switch cabinet electricity detection auxiliary operation instrument provided by the invention, tool has the following advantages: cross bar two ends are equipped with the contact for opening switch cubicle safety screen, described contact is threaded connection and is arranged on cross bar, described contact is provided with has externally threaded screw rod, described cross bar is provided with the screw suitable with screw rod, described screw rod is also provided with for coordinating cross bar contact to be positioned at nut on distance transverse rod correct position, described cross bar is also provided with the measuring stick being convenient to the spacing regulating contact and cross bar, by arranging screw rod and arrange the screw suitable with screw rod on contact on cross bar, distance between contact and cross bar can regulate easily, thus the switch cubicle of different in width can be adapted to, easy to use, in addition, coordinate montant to open the safety screen of switch cubicle, instead of electricity check trolley of the prior art, make technical staff directly can carry out electrical verification operation by cross bar, electrical verification operation is more directly perceived, accurate, easy to operate, further, by arranging measuring stick, regulating the distance of contact distance transverse rod after technical staff can first be measured again, avoiding in adjustment process the deficiency needing repeatedly to revise, substantially increasing electrical verification efficiency, easy to use.
Accompanying drawing explanation
Accompanying drawing 1 is the front view of power distribution network switch cabinet electricity detection auxiliary operation device embodiment one of the present invention,
Accompanying drawing 2 is front views of power distribution network switch cabinet electricity detection auxiliary operation device embodiment two of the present invention.
Embodiment
Embodiment one
Below in conjunction with accompanying drawing, power distribution network switch cabinet electricity detection auxiliary operation instrument of the present invention is described further.As shown in Figure 1, power distribution network switch cabinet electricity detection auxiliary operation instrument, comprise cross bar 1 and be arranged on montant 2 vertical with cross bar 1 in the middle part of cross bar 1, described cross bar 1 two ends are equipped with the contact 3 for opening switch cubicle safety screen, described contact 3 is provided with the projection with the crank arm on safety screen, the axes normal of this projection and contact 3, described contact 3 is threaded connection and is arranged on cross bar 1, described contact 3 is provided with has externally threaded screw rod 4, described cross bar 1 is provided with the screw 5 suitable with screw rod 4, described screw rod 4 is also provided with for coordinating cross bar 1 contact 3 to be positioned at nut 6 on distance transverse rod 1 correct position, described nut 6 is suitable with screw rod 4, described nut 6 should have larger external diameter, so that technical staff can easily with the direct locking nut 6 of hand,
Described cross bar 1 is also provided with the measuring stick 7 being convenient to the spacing regulating contact 3 and cross bar 1, described cross bar 1 two ends are equipped with measuring stick 7, described measuring stick 7 is slidably connected and is arranged on cross bar 1, described cross bar 1 is provided with the projection 8 for fixation measuring bar 7, described projection 8 has multiple, can to be threaded connection or welding manner is arranged on cross bar 1, described projection 8 is provided with the slide opening for making measuring stick 7 slide, described measuring stick 7 front end is provided with the adjustable stem 9 for improving certainty of measurement, described adjustable stem 9 is vertical with measuring stick 7, described measuring stick 7 rear end is provided with the guide vane end stop 10 for preventing measuring stick 7 landing, described guide vane end stop 10 is threaded connection and is arranged on measuring stick 7.
Described screw rod 4 is also provided with the label layer 28 of stretching out extreme position for identifying screw rod 4, described label layer 28 is coated with and is located on screw rod 4.
Described measuring stick 7 is also provided with the lock-screw 11 for locking measuring stick 7 after a measurement, described lock-screw 11 is also provided with the handle 12 for rotational lock screw 11, described lock-screw 11 contacts with cross bar 1 after locking, and utilizes the frictional force between lock-screw 11 and cross bar 1 to be locked by measuring stick 7.
Described montant 2 is threaded connection and is arranged on cross bar 1, described cross bar 1 is provided with internal thread, described montant 2 is provided with the external screw thread suitable with internal thread on cross bar 1, described montant 2 can also be arranged the Anti-slip cover being convenient to technical staff's operation, described Anti-slip cover can adopt the materials such as rubber to obtain, and described Anti-slip cover is socketed on montant 2.
Embodiment two
As shown in Figure 2, the difference of the present embodiment and embodiment one is: cross bar 1 is also provided with for simultaneously by ejecting mechanism 13 that the measuring stick 7 being positioned at cross bar 1 two ends is released, described ejecting mechanism 13 comprises being rotationally connected and is arranged on the operating portion 14 on cross bar 1 and the push rod 15 for being released by measuring stick 7, described operating portion 14 two ends are provided with and are just respectively equipped with, anti-internal thread, described push rod 15 is respectively equipped with and rectifies with operating portion 14 liang, the external screw thread that anti-internal thread is suitable, described cross bar 1 is provided with the lug 16 for fixing operation portion 14, described lug 16 is provided with fixing hole, in the present embodiment, measuring stick 7 should be connected with push rod 15, in case throw-out lever 15 and operating portion 14 synchronous axial system, simultaneously, the shape of cross section of the measurement measuring stick 7 in the present embodiment should be polygon, can not rotate in projection 8 to make measuring stick 7 only can slide along projection 8, thus avoid push rod 15 and operating portion 14 synchronous axial system,
In order to make measurement easy to operate further, described cross bar 1 is also provided with the drive motors 17 for driving operating portion 14 to rotate, described drive motors 17 is also provided with the driving gear 18 with drive motors 17 synchronous axial system, described operating portion 14 is provided with the driven gear 19 engaged with driving gear 18, described cross bar 1 is also provided with the storage battery 20 for powering to drive motors 17, the control switch 21 working for controlling drive motors 17 or stop also being provided with between described storage battery 20 and drive motors 17, described control switch 21 is arranged on montant 2, described drive motors 17 and storage battery 20 can be adopted and be fixed on cross bar 1 in any way, as being threaded, the modes such as welding, preferred set-up mode is releasable connection, maintenance can be removed easily to make storage battery 20 and drive motors 17.
Described montant 2 is rotationally connected by bearing pin 22 and is arranged on cross bar 1, described cross bar 1 is provided with the flange 23 for connecting montant 2, described montant 2 is provided with suitable with flange 23 and can makes the groove 24 that montant 2 rotates along cross bar 1, the pin-and-hole suitable with bearing pin 22 is equipped with on the sidewall of described groove 24 He on flange 23, described montant 2 is also provided with for montant 2 is separately fixed at cross bar 1 vertical configuration state on and with the locking pin 25 on cross bar 1 parastate, the locking hole 26 suitable with locking pin 25 is equipped with on the sidewall of described groove 24 He on flange 23, described locking pin 25 is fixed on montant 2 by flexible bowden cable 27.
Technique scheme in use, after being coordinated by contact 3, is rotated montant 2 and namely safety screen can be opened, thus make technical staff carry out electrical verification operation with the connecting lever of safety screen, easy to operate; By arranging screw rod 4 and arrange the screw 5 suitable with screw rod 4 on contact 3 on cross bar 1, the distance between contact 3 and cross bar 1 can regulate easily, thus can adapt to the switch cubicle of different in width, easy to use; In addition, coordinate montant 2 to open the safety screen of switch cubicle, instead of electricity check trolley of the prior art by cross bar 1, make technical staff directly can carry out electrical verification operation, electrical verification operation is more directly perceived, accurate, easy to operate; Further, by arranging measuring stick 7, regulating the distance of contact 3 distance transverse rod 1 after technical staff can first be measured again, avoiding in adjustment process the deficiency needing repeatedly to revise, substantially increasing electrical verification efficiency, easy to use.
These are only the preferred embodiment of the present invention, being intended to embody outstanding technique effect of the present invention and advantage, is not the restriction to technical scheme of the present invention.Those skilled in the art will appreciate that all amendments made based on the technology of the present invention content, change or substitute technology feature, all should be covered by the technology category of claims of the present invention opinion.
Claims (7)
1. power distribution network switch cabinet electricity detection auxiliary operation instrument, comprise the montant (2) that cross bar (1) is vertical with cross bar (1) with being arranged on cross bar (1) middle part, it is characterized in that: described cross bar (1) two ends are equipped with the contact (3) for opening switch cubicle safety screen, described contact (3) is threaded connection and is arranged on cross bar (1), described contact (3) is provided with has externally threaded screw rod (4), described cross bar (1) is provided with the screw (5) suitable with screw rod (4), described screw rod (4) is also provided with for coordinating cross bar (1) contact (3) to be positioned at nut (6) on distance transverse rod (1) correct position, described nut (6) is suitable with screw rod (4), described cross bar (1) is also provided with the measuring stick (7) being convenient to the spacing regulating contact (3) and cross bar (1), described cross bar (1) two ends are equipped with measuring stick (7), described measuring stick (7) is slidably connected and is arranged on cross bar (1), described cross bar (1) is provided with the projection (8) for fixation measuring bar (7), described projection (8) is provided with the slide opening for making measuring stick (7) slide, described measuring stick (7) front end is provided with the adjustable stem (9) for improving certainty of measurement, described adjustable stem (9) is vertical with measuring stick (7), described measuring stick (7) rear end is provided with the guide vane end stop (10) for preventing measuring stick (7) landing, described guide vane end stop (10) is threaded connection and is arranged on measuring stick (7).
2. power distribution network switch cabinet electricity detection auxiliary operation instrument according to claim 1, it is characterized in that: described measuring stick (7) is also provided with the lock-screw (11) for locking measuring stick (7) after a measurement, described lock-screw (11) being also provided with the handle (12) for rotational lock screw (11).
3. power distribution network switch cabinet electricity detection auxiliary operation instrument according to claim 1, it is characterized in that: described cross bar (1) is also provided with for simultaneously by ejecting mechanism (13) that the measuring stick (7) being positioned at cross bar (1) two ends is released, described ejecting mechanism (13) comprises being rotationally connected and is arranged on the operating portion (14) on cross bar (1) and the push rod (15) for being released by measuring stick (7), described operating portion (14) two ends are provided with and are just respectively equipped with, anti-internal thread, described push rod (15) is respectively equipped with and rectifies with operating portion (14) two, the external screw thread that anti-internal thread is suitable, described cross bar (1) is provided with the lug (16) for fixing operation portion (14), described lug (16) is provided with fixing hole.
4. power distribution network switch cabinet electricity detection auxiliary operation instrument according to claim 3, it is characterized in that: described cross bar (1) is also provided with the drive motors (17) for driving operating portion (14) to rotate, described drive motors (17) is also provided with the driving gear (18) with drive motors (17) synchronous axial system, described operating portion (14) is provided with the driven gear (19) engaged with driving gear (18), described cross bar (1) is also provided with the storage battery (20) for powering to drive motors (17), the control switch (21) working for controlling drive motors (17) or stop also being provided with between described storage battery (20) and drive motors (17), described control switch (21) is arranged on montant (2).
5. power distribution network switch cabinet electricity detection auxiliary operation instrument according to claim 1, it is characterized in that: described montant (2) is threaded connection and is arranged on cross bar (1), described cross bar (1) is provided with internal thread, and described montant (2) is provided with the external screw thread that upper internal thread is suitable with cross bar (1).
6. power distribution network switch cabinet electricity detection auxiliary operation instrument according to claim 1, it is characterized in that: described montant (2) is rotationally connected by bearing pin (22) and is arranged on cross bar (1), described cross bar (1) is provided with the flange (23) for connecting montant (2), described montant (2) is provided with suitable with flange (23) and can makes the groove (24) that montant (2) rotates along cross bar (1), the pin-and-hole suitable with bearing pin (22) is equipped with on the sidewall of described groove (24) He on flange (23), described montant (2) is also provided with for montant (2) is separately fixed at cross bar (1) vertical configuration state on and with the locking pin (25) on cross bar (1) parastate, the locking hole (26) suitable with locking pin (25) is equipped with on the sidewall of described groove (24) He on flange (23), described locking pin (25) is fixed on montant (2) by flexible bowden cable (27).
7. power distribution network switch cabinet electricity detection auxiliary operation instrument according to claim 1, it is characterized in that: described screw rod (4) is also provided with the label layer (28) of stretching out extreme position for identifying screw rod (4), described label layer (28) is coated with and is located on screw rod (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510105233.2A CN104752976B (en) | 2015-03-10 | 2015-03-10 | Power distribution network switch cabinet electricity detection auxiliary operation instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510105233.2A CN104752976B (en) | 2015-03-10 | 2015-03-10 | Power distribution network switch cabinet electricity detection auxiliary operation instrument |
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| Publication Number | Publication Date |
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| CN104752976A true CN104752976A (en) | 2015-07-01 |
| CN104752976B CN104752976B (en) | 2016-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201510105233.2A Active CN104752976B (en) | 2015-03-10 | 2015-03-10 | Power distribution network switch cabinet electricity detection auxiliary operation instrument |
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| CN (1) | CN104752976B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105305273A (en) * | 2015-11-30 | 2016-02-03 | 国网河南省电力公司三门峡供电公司 | Electric screen cabinet dismounting and installing auxiliary tool |
| CN105449571A (en) * | 2015-11-24 | 2016-03-30 | 国家电网公司 | Switch cabinet bus grounding device |
| CN106226584A (en) * | 2016-08-31 | 2016-12-14 | 贵州电网有限责任公司贵阳供电局 | It is applicable to electrical verification householder method and the device of different size central switch cabinet |
| CN106356748A (en) * | 2016-11-28 | 2017-01-25 | 国网河南省电力公司三门峡供电公司 | Disconnecting link opening range adjusting fixture with angle limitation |
| CN107910794A (en) * | 2017-10-10 | 2018-04-13 | 国网浙江省电力公司湖州供电公司 | A kind of 10kV switchgears portable electrical verification auxiliary device |
| CN116799675A (en) * | 2023-05-23 | 2023-09-22 | 国网浙江省电力有限公司龙游县供电公司 | Adjustable adsorption type electricity-checking deflector rod |
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| CN203250997U (en) * | 2013-03-14 | 2013-10-23 | 福建省电力有限公司 | Mid-set switch cabinet movable baffle opening tool at electrical inspection |
| CN104009409A (en) * | 2014-06-16 | 2014-08-27 | 国家电网公司 | Portable 10kV trolley baffle opening device |
| CN204391582U (en) * | 2015-03-10 | 2015-06-10 | 国家电网公司 | Power distribution network switch cabinet electricity detection auxiliary operation instrument |
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| CN201623389U (en) * | 2010-01-22 | 2010-11-03 | 广东天富电气有限公司 | Checking trolley for 10kV indoor metal-clad draw-out switch equipment |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105449571A (en) * | 2015-11-24 | 2016-03-30 | 国家电网公司 | Switch cabinet bus grounding device |
| CN105305273A (en) * | 2015-11-30 | 2016-02-03 | 国网河南省电力公司三门峡供电公司 | Electric screen cabinet dismounting and installing auxiliary tool |
| CN106226584A (en) * | 2016-08-31 | 2016-12-14 | 贵州电网有限责任公司贵阳供电局 | It is applicable to electrical verification householder method and the device of different size central switch cabinet |
| CN106226584B (en) * | 2016-08-31 | 2023-09-12 | 贵州电网有限责任公司贵阳供电局 | Electricity inspection auxiliary method and device suitable for middle-set switch cabinets with different specifications |
| CN106356748A (en) * | 2016-11-28 | 2017-01-25 | 国网河南省电力公司三门峡供电公司 | Disconnecting link opening range adjusting fixture with angle limitation |
| CN106356748B (en) * | 2016-11-28 | 2019-02-12 | 国网河南省电力公司三门峡供电公司 | A kind of disconnecting link with angle limit is opened away from adjustment fixture |
| CN107910794A (en) * | 2017-10-10 | 2018-04-13 | 国网浙江省电力公司湖州供电公司 | A kind of 10kV switchgears portable electrical verification auxiliary device |
| CN116799675A (en) * | 2023-05-23 | 2023-09-22 | 国网浙江省电力有限公司龙游县供电公司 | Adjustable adsorption type electricity-checking deflector rod |
| CN116799675B (en) * | 2023-05-23 | 2024-01-26 | 国网浙江省电力有限公司龙游县供电公司 | Adjustable adsorption type electricity-checking deflector rod |
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| CN104752976B (en) | 2016-11-09 |
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