CN115000873B - 0.4kV overhead line uninterrupted operation pole top insulating shielding cover and construction method thereof - Google Patents
0.4kV overhead line uninterrupted operation pole top insulating shielding cover and construction method thereof Download PDFInfo
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- CN115000873B CN115000873B CN202210725860.6A CN202210725860A CN115000873B CN 115000873 B CN115000873 B CN 115000873B CN 202210725860 A CN202210725860 A CN 202210725860A CN 115000873 B CN115000873 B CN 115000873B
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- insulating
- pole
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- baffle
- insulation
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The utility model relates to an insulating cover that shields in 0.4kV overhead line uninterrupted power operation pole top and construction method thereof, insulating cover that shields includes insulating baffle, install the pole insulating boot that is used for the cover on the pole top on insulating baffle, set up the convenient card and go into the draw-in groove on the cross arm on insulating baffle, draw-in groove department installs insulating picture peg, installs the handle on the insulating picture peg, and insulating picture peg passes through the rotatory back card of handle in the below of cross arm. The application can minimize the risk of the working step of shielding the top of the rod. The normative of the operation process is further enhanced, and the hidden safety hazards caused by human factors are reduced. The operation time is obviously saved, and the labor intensity of operators is reduced.
Description
Technical Field
The application relates to a pole top insulating shield cover, in particular to a 0.4kV overhead line uninterrupted operation pole top insulating shield cover and a construction method thereof.
Background
With the construction of novel power systems, people have increasingly large demands for electric energy, and the scale of a power grid is rapidly increased. The 0.4kV low-voltage distribution network equipment is wide in point and wide in range, the low-voltage distribution network is gradually developed into multi-end power supply from single source end power supply, the environment is more complex, the safety risk of power failure maintenance of the low-voltage distribution network is greatly increased due to the fact that users reversely transmit power, and the difficulty of executing safety measures by operating personnel is further increased. The comprehensive popularization of the 0.4kV low-voltage uninterrupted operation can effectively reduce the low-voltage maintenance operation safety risk, simplify the safety measure arrangement, improve the operation safety level and effectively ensure the personal safety of operating personnel. The 0.4kV low-voltage line is used as an important ring of a power grid, wherein electrical equipment (such as hardware fittings and insulators) is located outdoors for a long time, and the conditions of corrosion, damage and the like are easy to occur. In order to reduce the power failure frequency of a 0.4kV power grid and ensure normal production of the society and normal life of people, the equipment needs to be overhauled without power failure.
When the 0.4kV overhead line is operated without power failure, the shortage of insulation tools and the inadaptation to the operation conditions generally exist at present, the working efficiency is low in the operation process, and meanwhile, the safety risk also exists, if iron accessories such as a pole rod tip and a cross arm are shielded, the insulation blanket is mainly used for wrapping, one insulation blanket is used for winding the pole rod tip, and the other insulation blanket is used for wrapping the cross arm and a hoop, so that the insulation shielding effect is achieved.
When the iron accessories such as the electric pole and the cross arm need to be shielded in uninterrupted operation on the low-voltage overhead line, the pole tip part is shielded by an insulating blanket, the insulating shielding consumes long time, the contact part of the pole tip and the hoop of the cross arm is in an irregular shape, the pole tip part is easy to be exposed and leaked in the shielding process, the pole tip part is fixed by an insulating blanket clamp and easy to be scattered, the dismounting process is complex, the requirement on the shielding operation skill level of an operator is high, and the operator is exposed in the shielding process, so that personal safety risks are caused to the operator.
Disclosure of Invention
The embodiment of the application aims to provide the non-power-outage operation pole top insulation shielding cover for the 0.4kV overhead line and the construction method of the non-power-outage operation pole top insulation shielding cover, and the non-power-outage operation pole top insulation shielding cover has the advantages that the shielding effect is outstanding, the operation is simple, and the labor intensity of operators and the operation duration are saved.
In order to achieve the above purpose, the present application provides the following technical solutions:
first aspect, this application embodiment provides a 0.4kV overhead line does not have a power failure operation pole top insulation and shields cover, including insulating baffle, install on the insulating baffle and be used for the pole insulating boot on pole top, set up the convenient card and go into the draw-in groove on the cross arm of going into on insulating baffle, draw-in groove department installs insulating picture peg, installs the handle on the insulating picture peg, and insulating picture peg passes through the rotatory back card of handle in the below of cross arm.
Be provided with the screw of easy to assemble pole insulating boot on the insulating barrier, the mounting hole has been seted up on the pole insulating boot, and insulating bolt passes the screw on the insulating barrier and is connected to in the mounting hole for with pole insulating boot fixed mounting on insulating barrier.
Set up flutedly on the inside wall of pole insulating boot, install insulating fixed rope in the recess, the both ends of insulating fixed rope pass the perforation of seting up on the pole insulating boot and extend outside the pole insulating boot.
The one end of insulating picture peg is passed through the rotatable installation of mounting panel and is being installed on insulating baffle, and the handle is installed at the other end of insulating picture peg, has seted up two fixed slots on insulating picture peg, installs set screw in the fixed slot, fixes through set screw after insulating picture peg is rotatory to the position.
The pole insulating boot is cylindrical, and the diameter of pole insulating boot is 190~230 millimeters.
In a second aspect, an embodiment of the application provides a construction method for a non-power-outage operation pole top insulating shielding cover of a 0.4kV overhead line, which includes the following specific steps:
cutting an insulating baffle plate with a designed size, and arranging a clamping groove at a position close to the lower side in the middle of the insulating baffle plate;
fixedly mounting an electric pole insulating cover through an insulating bolt;
the insulating plugboard is installed through the installation plate, and the manufacture of the insulating shielding cover is completed;
conveying the manufactured insulating shielding cover to a construction site, and lifting constructors to the top of an electric pole through an insulating bucket arm vehicle;
the pole insulating cover is sleeved on the pole tip of the pole, and the clamping groove is clamped on a cross arm arranged on the pole;
the electric pole insulation cover is firmly connected with the electric pole through the insulation fixing rope;
the insulating insertion plate is rotated through the handle, the bottom of the cross arm is supported, then the insulating insertion plate is fixed through the fixing screws, and construction operation of the pole insulating cover is completed.
Compared with the prior art, the invention has the beneficial effects that:
compared with a method of wrapping the electric pole top and the cross arm hoop by the insulating blanket through an integrated design, the method has the advantages of outstanding shielding effect, simplicity in operation, and capability of saving labor intensity and operation time of operators.
Compared with other shielding modes, the invention reduces the artificial normative errors of manual insulating blanket wrapping, has the characteristics of low cost and higher safety.
Wrap up insulating blanket on more effective chucking cross arm through rotating the baffle, have direct efficient characteristics.
The application can reduce the risk of the working step of shielding the pole top to the minimum; the normative of the operation process is further enhanced, and the hidden safety hazards caused by human factors are reduced; the operation time is obviously saved, and the labor intensity of operators is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
FIG. 1 is a schematic diagram of the overall front structure of the embodiment of the present invention;
FIG. 2 is a schematic view of an overall backside structure of an embodiment of the present invention;
FIG. 3 is a schematic top view of an embodiment of the present invention;
fig. 4 is a schematic view of the structure of the pole insulation cover of the present invention;
fig. 5 is a schematic view of the field installation of the present invention.
Detailed Description
The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.
As shown in fig. 1, this application embodiment provides an insulating cover that shields on 0.4kV overhead line does not have a power failure operation pole top, including insulating baffle 1, install on insulating baffle 1 and be used for the cover at the pole insulating boot 2 on pole top, offer on insulating baffle 1 and make things convenient for the card to go into draw-in groove 3 on the cross arm, insulating picture peg 4 is installed to draw-in groove 3 department, installs handle 5 on the insulating picture peg 4, and insulating picture peg 4 passes through the rotatory back card of handle 5 in the below of cross arm.
As shown in fig. 3 and 4, the insulating baffle 1 is provided with a screw hole for conveniently installing the pole insulating cover 2, the pole insulating cover 2 is provided with a mounting hole 7, and an insulating bolt 6 penetrates through the screw hole in the insulating baffle 1 and is connected to the mounting hole 7 so as to fixedly install the pole insulating cover 2 on the insulating baffle 1.
As shown in fig. 4, a groove 8 is formed in the inner side wall of the pole insulating cover 2, an insulating fixing rope 9 is installed in the groove 8, and two ends of the insulating fixing rope 9 penetrate through a through hole formed in the pole insulating cover 2 and extend out of the pole insulating cover 2.
As shown in fig. 2, one end of the insulating insertion plate 4 is rotatably mounted on the insulating baffle plate 1 through a mounting plate 12, the handle 5 is mounted at the other end of the insulating insertion plate 4, two fixing grooves 10 are formed in the insulating insertion plate 4, fixing screws 11 are mounted in the fixing grooves 10, and the insulating insertion plate 4 is fixed through the fixing screws 11 after rotating to the right position.
The pole insulating cover 2 is cylindrical, and the diameter of the pole insulating cover 2 is 190-230 mm.
This scheme adopts insulation board and insulating baffle, generally adopts phi 190 electric pole according to 0.4kV distribution lines, and pole top and typical design interval 300mm of cross arm are the design foundation, make the insulating cover that shields of multi-functional integration in pole top, and the cylinder type shields the cover and shields the pole top, and vertical baffle and horizontal rotation baffle shield the cross arm staple bolt and the fixed cross arm of zero clearance shields the insulating blanket, have guaranteed that operation process safe and reliable is insulating to be shielded, and used main material is as follows:
main materials table unit: mm is
| Serial number | Name (R) | Specification of |
| 1 | Insulating baffle | 700×650 |
| 2 | Electric pole insulating cover | Φ190×300 |
| 3 | Insulating plug board | 440×180 |
The embodiment of the application provides a construction method of a 0.4kV overhead line uninterrupted power operation pole top insulating shield cover, which comprises the following specific steps:
cutting an insulating baffle 1 with a designed size, and arranging a clamping groove 3 at a position close to the lower side in the middle of the insulating baffle 1;
the pole insulating cover 2 is fixedly installed through an insulating bolt 6;
the insulating plugboard 4 is installed through the installation plate 12, and the manufacture of the insulating shielding cover is completed;
conveying the manufactured insulating shielding cover to a construction site, and lifting constructors to the top of an electric pole through an insulating bucket arm vehicle;
the pole insulating cover 2 is sleeved on a pole tip of the pole, and the clamping groove 3 is clamped on a cross arm arranged on the pole;
the pole insulation cover 2 is firmly connected with the pole through an insulation fixing rope 9;
the bottom of the cross arm is supported by rotating the insulating inserting plate 4 through the handle 5, and then the insulating inserting plate 4 is fixed through the fixing screw 11, so that the construction operation of the pole insulating cover 2 is completed.
Specific construction site diagram as shown in fig. 5, it can be known from the embodiments of the present application that the risk of the working step of the roof covering can be minimized. The normative of the operation process is further enhanced, and the hidden safety hazards caused by human factors are reduced. The operation time is obviously saved, and the labor intensity of operators is reduced.
The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (3)
1. The utility model provides a 0.4kV overhead line does not have a power failure operation pole top insulating shield cover, which is characterized in that, including insulating baffle (1), install pole insulating boot (2) that are used for the cover at pole top on insulating baffle (1), set up on insulating baffle (1) and make things convenient for card to go into draw-in groove (3) on the cross arm, insulating picture peg (4) are installed to draw-in groove (3) department, install handle (5) on insulating picture peg (4), insulating picture peg (4) are blocked in the below of cross arm after handle (5) rotate;
the insulation baffle (1) is provided with a screw hole for conveniently mounting the pole insulation cover (2), the pole insulation cover (2) is provided with a mounting hole (7), and an insulation bolt (6) penetrates through the screw hole in the insulation baffle (1) and is connected into the mounting hole (7) so as to fixedly mount the pole insulation cover (2) on the insulation baffle (1);
a groove (8) is formed in the inner side wall of the electric pole insulating cover (2), an insulating fixing rope (9) is installed in the groove (8), and two ends of the insulating fixing rope (9) penetrate through a through hole formed in the electric pole insulating cover (2) and extend out of the electric pole insulating cover (2);
one end of the insulating insertion plate (4) is rotatably installed on the insulating baffle plate (1) through the installation plate (12), the handle (5) is installed at the other end of the insulating insertion plate (4), two fixing grooves (10) are formed in the insulating insertion plate (4), fixing screws (11) are installed in the fixing grooves (10), and the insulating insertion plate (4) is fixed through the fixing screws (11) after rotating to the position.
2. The 0.4kV overhead line uninterrupted power operation pole top insulating shield cover as claimed in claim 1, wherein the pole insulating cover (2) is cylindrical, and the diameter of the pole insulating cover (2) is 190-230 mm.
3. A construction method of a 0.4kV overhead line uninterrupted power operation pole top insulation shielding cover is characterized by comprising the following specific steps:
cutting an insulating baffle (1) with a designed size, and arranging a clamping groove (3) at a position close to the lower side in the middle of the insulating baffle (1);
the pole insulating cover (2) is fixedly installed through an insulating bolt (6);
an insulating plugboard (4) is installed through an installation board (12) to finish the manufacture of the insulating shielding cover;
conveying the manufactured insulating shielding cover to a construction site, and lifting constructors to the top of an electric pole through an insulating bucket arm vehicle;
the pole insulating cover (2) is sleeved on a pole tip of the pole, and the clamping groove (3) is clamped on a cross arm arranged on the pole;
the pole insulation cover (2) is firmly connected with the pole through an insulation fixing rope (9);
the bottom of the cross arm is supported by rotating the insulating inserting plate (4) through the handle (5), and then the insulating inserting plate (4) is fixed through the fixing screw (11), so that the construction operation of the pole insulating cover (2) is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210725860.6A CN115000873B (en) | 2022-06-24 | 2022-06-24 | 0.4kV overhead line uninterrupted operation pole top insulating shielding cover and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210725860.6A CN115000873B (en) | 2022-06-24 | 2022-06-24 | 0.4kV overhead line uninterrupted operation pole top insulating shielding cover and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115000873A CN115000873A (en) | 2022-09-02 |
| CN115000873B true CN115000873B (en) | 2023-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210725860.6A Active CN115000873B (en) | 2022-06-24 | 2022-06-24 | 0.4kV overhead line uninterrupted operation pole top insulating shielding cover and construction method thereof |
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| Country | Link |
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| CN (1) | CN115000873B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105048349A (en) * | 2015-08-27 | 2015-11-11 | 国网浙江宁波市鄞州区供电公司 | Shielding hood for hot-line work |
| CN209805249U (en) * | 2019-05-18 | 2019-12-17 | 国网湖北省电力有限公司宜昌供电公司 | 0.4kV joins in marriage net uninterrupted power operation with insulating instrument of shielding |
| CN110086116B (en) * | 2019-05-18 | 2024-02-09 | 国网湖北省电力有限公司宜昌供电公司 | Insulating shielding tool for uninterrupted operation of 0.4kV distribution network |
| CN110265922B (en) * | 2019-05-31 | 2020-12-29 | 国网山东省电力公司平阴县供电公司 | Insulating cover that shields |
| CN210137138U (en) * | 2019-08-07 | 2020-03-10 | 国网湖南省电力有限公司 | Join in marriage net not power failure operation with insulating cover that shields of cross arm pole integral type |
| CN111276900A (en) * | 2020-03-12 | 2020-06-12 | 广东电网有限责任公司 | Insulating shielding device |
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| Publication number | Publication date |
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| CN115000873A (en) | 2022-09-02 |
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