CN112909747B - 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
- CN112909747B CN112909747B CN202110179510.XA CN202110179510A CN112909747B CN 112909747 B CN112909747 B CN 112909747B CN 202110179510 A CN202110179510 A CN 202110179510A CN 112909747 B CN112909747 B CN 112909747B
- Authority
- CN
- China
- Prior art keywords
- rubber body
- silicon rubber
- heat
- insulating
- actuator
- 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.)
- Active
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
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 intracavity 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 off-going effect, thereby realized the insulating safety cover of installation that just can be quick without power failure, and the work efficiency is improved, also need not have a power failure, the reliability of power supply is improved, and the operation time is shortened.
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 the insulating protective cover which is installed without power cut, so that the installation without power cut 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 silicone 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 and the heat-shrinkable silicon rubber body, and 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 retaining member includes the screw rod and sets up the handle on the screw rod, be equipped with the through-hole that supplies the screw rod to wear to establish on the adapter sleeve, be equipped with screw rod matched with screw hole on the insulation executor.
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 switch under the action of a magnetic connection structure, the connection efficiency is high, and finally, the insulating actuator is arranged, 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 are as follows:
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 insulation bars.
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, the insulation cavity 11 for wrapping a column switch 6 is arranged on the thermal shrinkage silicone rubber body 1 along the length direction, an opening 12 is arranged at the bottom end of the insulation cavity 11, mounting holes 13 matched with a wire of the column switch are arranged on side walls of two ends of the insulation cavity 11, a magnetic connecting structure 3 for preventing the thermal shrinkage silicone rubber body 1 from disengaging is arranged on 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 an insulation actuator 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-switch under the action of the magnetic connecting structure 3, 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, and 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 mutually attracted magnet 31 group, a first vertical plate 14 which extends downwards is arranged on the heat-shrinkable silicon rubber body 1 at one side of the 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 improved, 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 to form a U-shaped groove 20, one side of the insulation actuator 2 is provided with a second metal sheet 21 matched with the magnet 31, a connecting post 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 by epoxy resin, during installation, the heat-shrinkable silicon rubber body 1 is arranged in the U-shaped groove 20 of the insulation actuator 2, one side of the insulation actuator 2 is connected with the heat-shrinkable silicon rubber body 1 by matching the second metal sheet 21 and the magnet 31, the other side of the insulation actuator 2 is connected with the heat-shrinkable silicon rubber body 1 by the connecting post 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 the insulation actuator 2 and the heat-shrinkable silicon rubber body 1 can be conveniently separated from each other, the stability of the insulating protective cover in the transmission process is guaranteed, the automatic separation of the insulating actuator 2 can be achieved after the heat-shrinkable silicon rubber body 1 is installed, one side of the insulating actuator 2 is provided with the extension section 23 for fixing the second metal sheet 21, the extension section 23 and the insulating actuator 2 are integrally formed, the second metal sheet 21 is fixed on the insulating actuator 2 through the extension section 23, the contact area between the second metal sheet 21 and the magnet 31 can be increased, the fixing quality of the second metal sheet 21 is improved, the extension section 23 and the insulating actuator 2 are integrally formed, the installation process between the extension section 23 and the insulating actuator 2 can be simplified, the fixing strength of the whole insulating actuator 2 is improved, and the whole machining process is simplified.
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 further 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 lifting the insulating actuator 2 upwards by an operator, 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 personnel through the indicating ring 17, the insulating actuator can be conveniently and quickly extracted by an installer.
The rotator 4 includes that the pivot 41 is connected the adapter sleeve 42 in the pivot 41 with rotating, pivot 41 fixed connection is on the insulation actuator 2, retaining member 5 includes screw rod 51 and the handle 52 of setting on screw rod 51, be equipped with the through-hole that supplies screw rod 51 to wear to establish on the adapter sleeve 42, be equipped with screw rod 51 matched with screw hole on the insulation actuator 2, set the rotator 4 to the structure of pivot 41 and adapter sleeve 42, adjust the installation angle of order gram stick through the rotation of adapter sleeve 42 on pivot 41, the adjusting collar is rotatory convenient, the pivot 41 can ensure the rotatory flexibility and the reliability of adjusting collar, the adjusting collar can realize that the quick installation of order gram stick is fixed, secondly, set retaining member 5 to screw rod 51 and handle 52, drive screw rod 51 through handle 52 and rotate, realize that the adjusting collar locks on insulation actuator 2, specifically, only need pass screw rod 51 after the through-hole when adapter sleeve 42 locks and fix in the screw hole just can realize adapter sleeve 42 in the screwed hole When the rotating body 4 needs to adjust the angle, the handle 52 only needs to drive the screw rod 51 to be separated from the threaded hole, so that the connecting sleeve 42 can rotate relative to the rotating shaft 41, 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 (8)
1. The utility model provides an insulating safety cover of installation does not have a power failure which characterized in that: the thermal shrinkage silicone rubber comprises a thermal shrinkage silicone rubber body and an insulation actuator, wherein an insulation cavity wrapping an on-column switch is arranged on the thermal shrinkage silicone rubber body along the length direction, an opening is formed in the bottom end of the insulation cavity, mounting holes matched with a lead of the on-column switch are formed in the side walls of two ends of the insulation cavity, a magnetic connecting structure for preventing the thermal shrinkage silicone rubber body from disengaging is arranged on the thermal shrinkage silicone rubber body, the thermal shrinkage silicone rubber body is detachably mounted on the insulation actuator, a rotating body which is connected with a pull rod and can rotate for 360 degrees is arranged on the insulation actuator, and a locking part for locking the rotating body on the insulation actuator is arranged on the rotating body;
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;
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.
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 heat-shrinkable 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 uninterruptible power 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 uninterruptible power installation insulating protective cover according to claim 3, wherein: the first vertical plate and the heat-shrinkable silicon rubber body as well as 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: 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.
7. The non-stop installation insulating protective cover according to claim 1, 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.
8. The uninterruptible power installation insulating protective cover according to claim 1, wherein: the retaining member includes the screw rod and sets up the handle on the screw rod, be equipped with the through-hole that supplies the screw rod to wear to establish on the adapter sleeve, be equipped with screw rod matched with screw hole on the insulation executor.
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 CN112909747A (en) | 2021-06-04 |
CN112909747B true 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) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2765481B2 (en) * | 1994-05-30 | 1998-06-18 | 王子製紙株式会社 | Input side protection cover for high voltage load switch |
CN104037006B (en) * | 2014-06-10 | 2016-01-20 | 国家电网公司 | One is applicable to 10kV distribution line on-pole switch insulating cover |
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
Also Published As
Publication number | Publication date |
---|---|
CN112909747A (en) | 2021-06-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN204103316U (en) | For the charged insulation eagle's beak pliers action bars disconnected of isolated circuit breaker | |
US10748728B2 (en) | Boom mountable breaker and methods of using same | |
CN214672360U (en) | Insulating protective cover | |
CN106058768A (en) | Lead top-placed type distribution network line wire-abandoning rod-maintaining apparatus | |
CN112909747B (en) | Insulating safety cover of installation does not have a power failure | |
CN210222122U (en) | Ground wire device for circuit insulation test | |
CN206135272U (en) | A installing support for 10kV regulator | |
CN202308919U (en) | Tool for replacing insulator | |
CN109616964B (en) | Plug-and-play adjustable cable support for transformer incoming line | |
CN102545102B (en) | 1000-Kv tension-resistant horizontal insulator charged exchange device | |
CN112370679B (en) | Special stores pylon of outdoor 35kV circuit breaker aerial work safety belt | |
CN201345513Y (en) | Fixture for electriferous replacing V-shaped insulator string by 220 KV transmission line | |
CN201312079Y (en) | Clamping apparatus for live line replacement of suspended insulator in middle of 500KV untypical tangent tower via splicing method | |
CN208862202U (en) | Detachable ground wire operating lever | |
CN105449612A (en) | A conductive wire insulation support plate apparatus | |
CN201773742U (en) | Outdoor AC high-voltage isolating switch | |
CN210117954U (en) | Transformer substation easy to overhaul and ground | |
CN219435756U (en) | Secondary fuses circuit breaker on post convenient to overhaul | |
CN205452910U (en) | Electrified disappearing of GW7 type plug -in strip lacks specialized tool | |
CN204271535U (en) | Transmission line is two hangs insulator yoke plate erection device | |
CN203465992U (en) | Insulating sheath for detachable lightning arrester | |
CN112531558B (en) | Circuit is taken and is hung portable and install and remove isolation instrument | |
CN214588486U (en) | Auxiliary device for stabilizing and stressing insulating rod of grounding wire group | |
CN213211831U (en) | Composite electric porcelain insulator | |
CN219575268U (en) | 220 KV voltage level anti-icing composite insulator |
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 |