CN112909747A - Insulating safety cover of installation does not have a power failure - Google Patents
Insulating safety cover of installation does not have a power failure Download PDFInfo
- Publication number
- CN112909747A CN112909747A CN202110179510.XA CN202110179510A CN112909747A CN 112909747 A CN112909747 A CN 112909747A CN 202110179510 A CN202110179510 A CN 202110179510A CN 112909747 A CN112909747 A CN 112909747A
- Authority
- CN
- China
- Prior art keywords
- silicon rubber
- rubber body
- insulating
- vertical plate
- heat
- 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.)
- Granted
Links
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/015—Boards, panels, desks; Parts thereof or accessories therefor
- H02B1/06—Boards, panels, desks; Parts thereof or accessories therefor having associated enclosures, e.g. for preventing access to live parts
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Insulating Bodies (AREA)
Abstract
The invention relates to an insulating protective cover installed without power failure, which comprises a heat-shrinkable silicon rubber body and an insulating actuator, wherein the heat-shrinkable silicon rubber body is provided with an insulating cavity, the bottom end of the insulating cavity is provided with an opening, the heat-shrinkable silicon rubber body is also provided with a magnetic connecting structure, and the heat-shrinkable silicon rubber body is detachably installed on the insulating actuator; the invention has the advantages that: install the pole-mounted switch in this internal insulating cavity of pyrocondensation silicon rubber through the opening, then realize that pyrocondensation silicon rubber body is fixed to the parcel of pole-mounted switch through the magnetism connection structure that sets up on the pyrocondensation silicon rubber body, because the magnetism function that magnetism connection structure has, need not the manual connection when making the installation of pyrocondensation silicon rubber body, and can improve the fixed quality of pyrocondensation silicon rubber body, prevent the effect of throw-off, thereby realized not having a power failure just can be quick installation insulating safety cover, the work efficiency is improved, also need not have a power failure, the reliability of power supply is improved, and the operation time is.
Description
Technical Field
The invention relates to an insulating protective cover installed without power failure.
Background
The pole-mounted switch is important distribution network equipment, the live exposed positions of the pole-mounted switch of the distribution line are close in phase distance, when small animals such as birds, squirrels, snakes and the like fall on one phase or two phases, single-phase grounding or phase short circuit of the distribution line can be caused, line fault tripping is caused, faults caused by the small animals account for 53 percent of all faults of the distribution line every year, economic loss and social influence are caused for power supply companies and users, the existing method is that after the line is powered off, an insulating protective cover is installed through manual pole climbing and locking, time consumption is long, efficiency is low, and the high-quality service concept of power supply enterprises and the requirement for high power supply reliability cannot be met.
Disclosure of Invention
The invention aims to provide an insulating protective cover which is installed without power failure, so that the installation without power failure can be realized, and the electric shock risk of installation personnel is reduced.
In order to solve the technical problems, the invention is realized by the following technical scheme: the utility model provides an insulating safety cover of installation that does not have a power failure, includes pyrocondensation silicon rubber body and insulating executor, along length direction be equipped with the insulating chamber of parcel column switch on the pyrocondensation silicon rubber body, the bottom in insulating chamber is equipped with the opening, all be equipped with the wire matched with mounting hole with column switch on the both ends lateral wall in insulating chamber, be equipped with on the pyrocondensation silicon rubber body and prevent pyrocondensation silicon rubber body off-going magnetism connection structure, pyrocondensation silicon rubber body detachable installs on insulating executor, but be equipped with on the insulating executor and link to each other with the order gram stick can 360 rotatory rotators, just be equipped with the retaining member with rotator locking on insulating executor on the rotator.
Preferably, the magnetic connecting structure comprises a magnet and a first metal sheet which are mutually attracted, and the magnet and the first metal sheet are both arranged on the heat-shrinkable silicon rubber body.
Preferably, a first vertical plate extending downwards is arranged on the heat-shrinkable silicon rubber body on one side of the opening, a second vertical plate matched with the first vertical plate is arranged on the heat-shrinkable silicon rubber body on the other side of the opening, and the magnet and the first metal sheet are arranged between the first vertical plate and the second vertical plate.
Preferably, the magnet is arranged on the first vertical plate, the magnet is arranged along the length direction of the first vertical plate, and the first metal sheet is arranged on the second vertical plate.
Preferably, the first vertical plate, the heat-shrinkable silicon rubber body, the second vertical plate and the heat-shrinkable silicon rubber body are of an integrated structure.
Preferably, the insulation actuator is provided with a U-shaped groove matched with the heat-shrinkable silicon rubber body, one side of the insulation actuator is provided with a second metal sheet matched with the magnet, and a connecting column and a connecting hole which are mutually connected are arranged between the other end of the insulation actuator and the heat-shrinkable silicon rubber body.
Preferably, one side of the insulating actuator is provided with an extension section for fixing the second metal sheet, and the extension section and the insulating actuator are integrally formed.
Preferably, the connecting column is arranged on the heat-shrinkable silicon rubber body and is arranged along the horizontal direction, the connecting hole is formed in the other end of the insulating actuator, and the connecting column is further provided with an indicating ring.
Preferably, the rotator includes that pivot and rotation connect the epaxial adapter sleeve in the pivot, pivot fixed connection is on insulating executor, the retaining member sets up on the adapter sleeve.
Preferably, the locking part comprises a screw rod and a handle arranged on the screw rod, a through hole for the screw rod to penetrate is formed in the connecting sleeve, and a threaded hole matched with the screw rod is formed in the insulating actuator.
In conclusion, the invention has the advantages that: the column switch is arranged in an insulating cavity in the heat-shrinkable silicon rubber body through the opening, then a lead of the column switch passes through the heat-shrinkable silicon rubber body through the mounting hole, the column switch is wrapped and fixed by the heat-shrinkable silicon rubber body through the magnetic connecting structure, the joint of the column switch and the lead can be wrapped, the contact of small animals can be prevented, the protection effect is improved, the magnetic connecting structure has a magnetic function, so that the heat-shrinkable silicon rubber body is not required to be manually connected during installation, the fixing quality of the heat-shrinkable silicon rubber body can be improved, the separation is prevented, the insulating protective cover can be quickly installed without power failure, the working efficiency is improved, compared with the existing installation process of power failure installation, the installation time of the insulating installation cover can be shortened by 85-90%, the working efficiency can be improved to 7 times, and power failure is not required, the power supply reliability is improved, the operation time is shortened, the working fatigue of personnel can be avoided, the operation links and the number of people are reduced, the safety risk is reduced, close-range contact with electrified equipment is not needed, the electric shock risk is reduced, and the construction force is released, compared with the traditional insulating cover installation mode, the construction force is greatly reduced, the operation time and the construction force can be reduced, so that the cost expenditure is greatly reduced, the economic loss caused by power failure is reduced, the cost is low, the insulating property is excellent, the cost performance is high, secondly, the insulating protective cover is arranged into a heat-shrinkable silicon rubber body, the heat-shrinkable silicon rubber body has the characteristics of good insulating property and soft material, the heat-shrinkable silicon rubber body is convenient to open when in use, the heat-shrinkable silicon rubber body is convenient to be installed in a matching way with an on-column switch, the whole body can be wrapped on the on-column, can realize wrapping up the pyrocondensation silicon rubber body, the rotator that sets up on through insulating executor links to each other with order gram stick, can realize 360 rotations of pyrocondensation silicon rubber body in order to adapt to various situations, and the setting of fastener, can realize the locking of rotator, ensures the fixed quality of insulating executor in the transmission course, improves installation quality, in addition, sets pyrocondensation silicon rubber body and insulating executor to dismantling to be connected, the separation of the insulating executor after the installation of the pyrocondensation silicon rubber body of being convenient for.
Drawings
The invention will be further described with reference to the accompanying drawings in which:
FIG. 1 is a schematic view of a non-stop mounted insulating protective cover according to the present invention;
FIG. 2 is a schematic view of the structure of the insulating protective cover of the present invention during installation;
FIG. 3 is an enlarged view of a portion of FIG. 2;
fig. 4 is a schematic structural view of the insulating protective cover of the present invention after installation.
Reference numerals:
1 thermal shrinkage silicon rubber body, 11 insulation cavities, 12 openings, 13 mounting holes, 14 first vertical plates, 15 second vertical plates, 16 connecting columns, 17 indicating rings, 2 insulation actuators, 20U-shaped grooves, 21 second metal sheets, 22 connecting holes, 23 extending sections, 3 magnetic connecting structures, 31 magnets, 32 first metal sheets, 4 rotating bodies, 41 rotating shafts, 42 connecting sleeves, 5 locking pieces, 51 screw rods, 52 handles, 6 column switches and 8 order gram rods.
Detailed Description
As shown in fig. 1, fig. 2, fig. 3, and fig. 4, an insulation protection cover installed without power outage comprises a thermal shrinkage silicone rubber body 1 and an insulation actuator 2, wherein an insulation cavity 11 for wrapping an on-column switch 6 is formed in the thermal shrinkage silicone rubber body 1 along the length direction, an opening 12 is formed in the bottom end of the insulation cavity 11, installation holes 13 matched with a lead of the on-column switch are formed in side walls of two ends of the insulation cavity 11, a magnetic connection structure 3 for preventing the thermal shrinkage silicone rubber body 1 from disengaging is formed in the thermal shrinkage silicone rubber body 1, the thermal shrinkage silicone rubber body 1 is detachably installed on the insulation actuator 2, a rotator 4 which is connected with a brake rod 8 and can rotate by 360 degrees is arranged on the insulation actuator 2, and a locking member 5 for locking the rotator 4 on the insulation actuator 2 is arranged on the rotator 4.
The column switch 6 is arranged in the insulating cavity 11 in the thermal shrinkage silicon rubber body 1 through the opening 12, then the lead of the column switch 6 passes through the thermal shrinkage silicon rubber body 1 through the mounting hole 13, the wrapping and fixing of the thermal shrinkage silicon rubber body on the column switch 6 are realized through the magnetic connecting structure 3, the wrapping of the column switch and the joint of the lead can be realized simultaneously, the touching of small animals can be prevented, the protection effect is improved, the magnetic connecting structure 3 has the magnetic function, the manual connection is not needed when the thermal shrinkage silicon rubber body 1 is arranged, the fixing quality of the thermal shrinkage silicon rubber body 1 can be improved, the separation is prevented, the insulating protective cover can be rapidly arranged without power failure, the working efficiency is improved, compared with the existing installation process of power failure installation, the installation time of the insulating protective cover can be shortened by 85-90%, the working efficiency can be improved to 7 times, meanwhile, power failure is not needed, the power supply reliability is improved, the operation time is shortened, the working fatigue of personnel can be avoided, the operation links and the number of people are reduced, the safety risk is reduced, close-distance contact with electrified equipment is not needed, the electric shock risk is reduced, and the construction force is released, compared with the traditional insulating cover installation mode, the construction force is greatly reduced, the operation time and the construction force can be reduced, so that the expense is greatly reduced, the economic loss caused by power failure is reduced, the cost is low, the insulating property is excellent, and the cost performance is high, secondly, the insulating protective cover is arranged into the heat-shrinkable silicon rubber body 1, the heat-shrinkable silicon rubber body 1 has the characteristics of good insulating property and soft material, the heat-shrinkable silicon rubber body 1 is convenient to open when in use, is convenient to be installed in cooperation with the pole-mounted switch, and is convenient to wrap the pole, connection efficiency is high, at last, insulating executor 2's setting, can realize wrapping up pyrocondensation silicon rubber body 1, rotator 4 through setting up on insulating executor 2 links to each other with order gram stick, can realize 360 rotations in order to adapt to various situations of pyrocondensation silicon rubber body, and the setting of fastener, can realize rotator 4's locking, ensure the fixed quality of insulating executor 2 in the transmission process, improve installation quality, in addition, set pyrocondensation silicon rubber body 1 and insulating executor 2 into and can dismantle the connection, be convenient for the separation of insulating executor 2 behind the installation of pyrocondensation silicon rubber body 1.
The magnetic connecting structure 3 comprises a magnet 31 and a first metal sheet 32 which are mutually attracted, the magnet 31 and the first metal sheet 32 are both arranged on the heat-shrinkable silicon rubber body 1, the magnetic connecting structure 3 is arranged into the magnet 31 and the first metal sheet 32, the first metal sheet 32 can be attracted through the magnetism of the magnet 31, so that the automatic attraction of the heat-shrinkable silicon rubber body 1 is realized, the manual installation of an operator is not needed, the installation efficiency is improved, the magnetic connecting structure 3 can also be arranged into a magnet 31 group which is mutually attracted, a first vertical plate 14 which extends downwards is arranged on the heat-shrinkable silicon rubber body 1 at one side of an opening, a second vertical plate 15 which is matched with the first vertical plate 14 is arranged on the heat-shrinkable silicon rubber body 1 at the other side of the opening, the magnet 31 and the first metal sheet 32 are arranged between the first vertical plate 14 and the second vertical plate 15, and the first vertical plate 14 and the second vertical plate 15 are arranged, can not only realize that the quick installation of magnet 31 and first sheetmetal 32 is fixed, can set up magnet 31 and first sheetmetal 32 of different quantity or different structures according to the installation demand of reality moreover, the installation is dismantled conveniently, connects reliably, and secondly, the fixed quality of pyrocondensation silicon rubber body 1 can be increased in the connection of first riser 14 and second riser 15.
The magnet 31 is arranged on the first vertical plate 14, the magnet 31 is arranged along the length direction of the first vertical plate 14, the first metal sheet 32 is arranged on the second vertical plate 15, the magnet 31 is arranged on the first vertical plate 14, the magnet 31 can also be arranged on the second vertical plate 15, the first metal sheet 32 is arranged on the first vertical plate 14, or the magnet 31 and the first metal sheet 32 are arranged on the first vertical plate 14 and the second vertical plate 15, the installation positions of the magnet 31 and the first metal sheet 32 can be installed according to actual requirements, the installation is reliable, the magnet 31 is arranged along the length direction of the first vertical plate 14, the contact area between the magnet 31 and the first metal sheet 32 can be increased, the fixing quality is improved, the first vertical plate 14 and the heat-shrinkable silicon rubber body 1, and the second vertical plate 15 and the heat-shrinkable silicon rubber body 1 are of an integrated structure, the first vertical plate 14 and the heat-shrinkable silicon body 1, the heat-shrinkable silicon body 1 and the heat-shrinkable silicon body can be, The mounting process between the second vertical plate 15 and the heat-shrinkable silicon rubber body 1 improves the overall strength of the heat-shrinkable silicon rubber body 1.
The insulation actuator 2 and the heat-shrinkable silicon rubber body 1 are matched with each other, a second metal sheet 21 matched with the magnet 31 is arranged on one side of the insulation actuator 2, a connecting column 16 and a connecting hole 22 which are mutually connected are arranged between the other end of the insulation actuator 2 and the heat-shrinkable silicon rubber body 1, the insulation actuator 2 is prepared from epoxy resin, when the insulation actuator is installed, the heat-shrinkable silicon rubber body 1 is installed in the U-shaped groove 20 of the insulation actuator 2, the connection between one side of the insulation actuator 2 and the heat-shrinkable silicon rubber body 1 is realized through the matching of the second metal sheet 21 and the magnet 31, the connection between the other side of the insulation actuator 2 and the heat-shrinkable silicon rubber body 1 is realized through the connecting column 16 and the connecting hole 22, the fixing quality of the insulation actuator 2 and the heat-shrinkable silicon rubber body 1 can be improved, and, guarantee the stability of insulating safety cover in transmission process, can realize the automatic separation of insulating executor 2 after the installation of pyrocondensation silicon rubber body 1, one side of insulating executor 2 is equipped with the extension 23 of fixed second sheetmetal 21, extension 23 and insulating executor 2 are integrated into one piece, fix second sheetmetal 21 on insulating executor 2 through extension 23, can increase the area of contact of second sheetmetal 21 and magnet 31, improve the fixed quality of second sheetmetal 21, secondly, set extension 23 and insulating executor 2 into integrated into one piece, can simplify the mounting process between extension 23 and the insulating executor 2, improve the fixed strength of whole insulating executor 2, simplified holistic processing technology.
The connecting column 16 is arranged on the heat-shrinkable silicon rubber body 1, the connecting column 16 is arranged along the horizontal direction, the connecting hole 22 is arranged at the other end of the insulating actuator 2, the connecting column 16 is also provided with an indicating ring 17, the connecting column 16 is arranged on the heat-shrinkable silicon rubber body 1, when the heat-shrinkable silicon rubber body 1 is separated from the insulating actuator 2, the connecting column 16 can be quickly separated from the connecting hole 22, so that the insulating actuator 2 can be quickly separated from the heat-shrinkable silicon rubber body 1, when the heat-shrinkable silicon rubber body 1 is fixed on a column switch during operation, the insulating actuator 2 can be separated from the heat-shrinkable silicon rubber body 1 only by an operator lifting up the insulating actuator 2, and then the indicating ring 17 is arranged on the connecting column 16, and the separation condition of the mounted insulating actuator and the heat-shrinkable silicon rubber body 1 can be sent to an overhaul worker, the quick insulating executor that draws of installer is favorable to.
The rotator 4 includes a rotating shaft 41 and a connecting sleeve 42 rotatably connected to the rotating shaft 41, the rotating shaft 41 is fixedly connected to the insulating actuator 2, the locking member 5 includes a screw rod 51 and a handle 52 arranged on the screw rod 51, a through hole for the screw rod 51 to penetrate is arranged on the connecting sleeve 42, a screw hole matched with the screw rod 51 is arranged on the insulating actuator 2, the rotator 4 is set to be the structure of the rotating shaft 41 and the connecting sleeve 42, the installation angle of the insulating rod is adjusted by rotating the connecting sleeve 42 on the rotating shaft 41, the adjusting sleeve is convenient to rotate, the rotating shaft 41 can ensure the flexibility and reliability of the rotating adjusting sleeve, the adjusting sleeve can realize the quick installation and fixation of the insulating rod, secondly, the locking member 5 is set to be the screw rod 51 and the handle 52, the screw rod 51 is driven to rotate by the handle 52, the adjusting sleeve is locked on the insulating actuator 2, and particularly, when the connecting sleeve 42 is locked, the connecting sleeve 42 can realize When the rotating body 4 needs to adjust the angle, the rotation of the connecting sleeve 42 relative to the rotating shaft 41 can be realized only by driving the screw rod 51 to be separated from the threaded hole through the handle 52, and the operation is convenient.
The above description is only an embodiment of the present invention, but the technical features of the present invention are not limited thereto, and any changes or modifications within the technical field of the present invention by those skilled in the art are covered by the claims of the present invention.
Claims (10)
1. The utility model provides an insulating safety cover of installation does not have a power failure which characterized in that: including pyrocondensation silicon rubber body and insulating executor, along length direction be equipped with the insulating chamber of parcel column switch on the pyrocondensation silicon rubber body, the bottom in insulating chamber is equipped with the opening, all be equipped with the wire matched with mounting hole with column switch on the both ends lateral wall in insulating chamber, be equipped with on the pyrocondensation silicon rubber body and prevent pyrocondensation silicon rubber body off-going magnetism connection structure, pyrocondensation silicon rubber body detachable installs on insulating executor, but be equipped with on the insulating executor and link to each other with the gram stick can 360 rotatory rotatorys, just be equipped with the retaining member of locking the rotator on insulating executor on the rotator.
2. The non-stop installation insulating protective cover according to claim 1, wherein: the magnetic connecting structure comprises a magnet and a first metal sheet which are mutually attracted, and the magnet and the first metal sheet are both arranged on the thermal shrinkage silicon rubber body.
3. The non-stop installation insulating protective cover according to claim 2, wherein: the heat-shrinkable silicon rubber body on one side of the opening is provided with a first vertical plate extending downwards, the heat-shrinkable silicon rubber body on the other side of the opening is provided with a second vertical plate matched with the first vertical plate, and the magnet and the first metal sheet are arranged between the first vertical plate and the second vertical plate.
4. The non-stop installation insulating protective cover according to claim 3, wherein: the magnet is arranged on the first vertical plate, the magnet is arranged along the length direction of the first vertical plate, and the first metal sheet is arranged on the second vertical plate.
5. The non-stop installation insulating protective cover according to claim 3, wherein: the first vertical plate, the heat-shrinkable silicon rubber body, the second vertical plate and the heat-shrinkable silicon rubber body are of an integrated structure.
6. The non-stop installation insulating protective cover according to claim 1, wherein: the insulation actuator is provided with a U-shaped groove matched with the thermal shrinkage silicon rubber body, one side of the insulation actuator is provided with a second metal sheet matched with the magnet, and a connecting column and a connecting hole which are mutually connected are arranged between the other end of the insulation actuator and the thermal shrinkage silicon rubber body.
7. The non-stop installation insulating protective cover according to claim 6, wherein: one side of the insulating actuator is provided with an extension section for fixing the second metal sheet, and the extension section and the insulating actuator are integrally formed.
8. The non-stop installation insulating protective cover according to claim 6, wherein: the connecting column is arranged on the heat-shrinkable silicon rubber body and is arranged along the horizontal direction, the connecting hole is formed in the other end of the insulating actuator, and the connecting column is further provided with an indicating ring.
9. The non-stop installation insulating protective cover according to claim 1, wherein: the rotator includes that pivot and rotation connect the adapter sleeve in the pivot, pivot fixed connection is on insulating executor, the retaining member sets up on the adapter sleeve.
10. The non-stop insulating protective cover according to claim 9, wherein: the locking part comprises a screw rod and a handle arranged on the screw rod, a through hole for the screw rod to penetrate is formed in the connecting sleeve, and a screw rod matched threaded hole is formed in the insulation actuator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110179510.XA CN112909747B (en) | 2021-02-07 | 2021-02-07 | Insulating safety cover of installation does not have a power failure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110179510.XA CN112909747B (en) | 2021-02-07 | 2021-02-07 | Insulating safety cover of installation does not have a power failure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112909747A true CN112909747A (en) | 2021-06-04 |
| CN112909747B CN112909747B (en) | 2022-07-26 |
Family
ID=76123176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110179510.XA Active CN112909747B (en) | 2021-02-07 | 2021-02-07 | Insulating safety cover of installation does not have a power failure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112909747B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07326265A (en) * | 1994-05-30 | 1995-12-12 | Honshu Paper Co Ltd | Input side protective cover for high voltage load switch |
| CN104037006A (en) * | 2014-06-10 | 2014-09-10 | 国家电网公司 | Insulating cover applicable to switch on 10kV distributing line post |
| CN104465157A (en) * | 2014-11-28 | 2015-03-25 | 国家电网公司 | 10 kV pole-mounted switch protection cover |
| CN204538558U (en) * | 2015-04-29 | 2015-08-05 | 国网冀北电力有限公司廊坊供电公司 | A kind of insulated shielding cover |
| CN105788907A (en) * | 2016-04-19 | 2016-07-20 | 国网浙江省电力公司丽水供电公司 | Insulating protective cover |
| CN214672360U (en) * | 2021-02-07 | 2021-11-09 | 国网浙江省电力有限公司金华供电公司 | Insulating protective cover |
-
2021
- 2021-02-07 CN CN202110179510.XA patent/CN112909747B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07326265A (en) * | 1994-05-30 | 1995-12-12 | Honshu Paper Co Ltd | Input side protective cover for high voltage load switch |
| CN104037006A (en) * | 2014-06-10 | 2014-09-10 | 国家电网公司 | Insulating cover applicable to switch on 10kV distributing line post |
| CN104465157A (en) * | 2014-11-28 | 2015-03-25 | 国家电网公司 | 10 kV pole-mounted switch protection cover |
| CN204538558U (en) * | 2015-04-29 | 2015-08-05 | 国网冀北电力有限公司廊坊供电公司 | A kind of insulated shielding cover |
| CN105788907A (en) * | 2016-04-19 | 2016-07-20 | 国网浙江省电力公司丽水供电公司 | Insulating protective cover |
| CN214672360U (en) * | 2021-02-07 | 2021-11-09 | 国网浙江省电力有限公司金华供电公司 | Insulating protective cover |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112909747B (en) | 2022-07-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204103316U (en) | For the charged insulation eagle's beak pliers action bars disconnected of isolated circuit breaker | |
| CN205829113U (en) | The distribution line of a kind of wire overhead is abandoned line and is protected lever apparatus | |
| CN214672360U (en) | Insulating protective cover | |
| KR101292644B1 (en) | Wrench for live wire working | |
| CN112909747B (en) | Insulating safety cover of installation does not have a power failure | |
| CN204517286U (en) | A kind of insulated shielding cover | |
| CN210222122U (en) | Ground wire device for circuit insulation test | |
| CN108695046A (en) | A kind of transformer mounting bracket convenient for lifting | |
| CN206135272U (en) | A installing support for 10kV regulator | |
| CN202094327U (en) | Portable ground wire power used in transmission line | |
| CN201389853Y (en) | Robot for installation of lighting rod lightning shielding failure on high-tension line | |
| CN205282192U (en) | Antithetical couplet type suspension type composite insulator subassembly directly | |
| CN217361385U (en) | Bilateral operation isolating switch device | |
| CN112370679B (en) | Special stores pylon of outdoor 35kV circuit breaker aerial work safety belt | |
| CN102545102B (en) | 1000-Kv tension-resistant horizontal insulator charged exchange device | |
| CN205901175U (en) | Installation tool for bird repelling device | |
| CN208862202U (en) | Detachable ground wire operating lever | |
| CN101486183B (en) | Robot for mounting anti-detour lightning lightning rod on high-tension line | |
| CN204966366U (en) | Novel GW4 isolator | |
| CN202962927U (en) | Energized operation device for power transmission and distribution line insulators | |
| CN201312079Y (en) | Clamping apparatus for live line replacement of suspended insulator in middle of 500KV untypical tangent tower via splicing method | |
| CN210117954U (en) | Transformer substation easy to overhaul and ground | |
| CN105449612A (en) | A conductive wire insulation support plate apparatus | |
| CN201773742U (en) | Outdoor AC high-voltage isolating switch | |
| CN105429054A (en) | Universal fixture for lively replacing entire glass insulator string on strain pole |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |