CN220420271U - High-voltage line insulating sheath - Google Patents
High-voltage line insulating sheath Download PDFInfo
- Publication number
- CN220420271U CN220420271U CN202320754976.2U CN202320754976U CN220420271U CN 220420271 U CN220420271 U CN 220420271U CN 202320754976 U CN202320754976 U CN 202320754976U CN 220420271 U CN220420271 U CN 220420271U
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- Prior art keywords
- insulating sheath
- bowl
- voltage line
- sleeve
- sheath
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- 235000014676 Phragmites communis Nutrition 0.000 claims abstract description 39
- 238000005096 rolling process Methods 0.000 claims abstract description 32
- 239000012212 insulator Substances 0.000 claims abstract description 22
- 238000009413 insulation Methods 0.000 claims description 29
- 230000000694 effects Effects 0.000 claims description 4
- 238000002788 crimping Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 230000002265 prevention Effects 0.000 abstract description 2
- 244000089486 Phragmites australis subsp australis Species 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 10
- 230000002093 peripheral effect Effects 0.000 description 8
- 230000011218 segmentation Effects 0.000 description 4
- 244000273256 Phragmites communis Species 0.000 description 3
- 239000011152 fibreglass Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910000617 Mangalloy Inorganic materials 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 235000005770 birds nest Nutrition 0.000 description 1
- 244000240635 birds nest Species 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 235000005765 wild carrot Nutrition 0.000 description 1
Landscapes
- Insulating Bodies (AREA)
Abstract
The utility model belongs to the technical field of tripping prevention of overhead lines of power transmission and distribution systems, and particularly relates to an insulating sheath of a high-voltage line. The utility model aims to solve the technical problems that an insulating sheath is troublesome to install and cannot be installed on an overhead electric wire with an existing insulator in the prior art. The utility model discloses a high-voltage line insulating sheath which comprises an insulating sheath, wherein one end of the insulating sheath is provided with an opening for an overhead wire to enter, the insulating sheath is also provided with coiling springs at intervals, and the coiling springs can be coiled to cover the opening and wrap the outer surface of the insulating sheath under the action of self elastic force. The insulating sheath is mounted on the overhead electric wire where the insulator is already present by providing an opening at one end of the insulating sheath. The opening is sealed through the rolling reed, so that the insulating sheath is prevented from falling off the overhead wire, and meanwhile, the rolling reeds are arranged at intervals, so that the insulator can be effectively avoided.
Description
Technical Field
The utility model belongs to the technical field of tripping prevention of overhead lines of power transmission and distribution systems, and particularly relates to an insulating sheath of a high-voltage line.
Background
Along with the continuous increase of high-voltage overhead lines and continuous improvement of ecological environment, the number of birds to reproduce is gradually increased, the overhead line towers become places where birds nest, the safe operation of the lines is seriously threatened, the light discharge is grounded, the heavy short circuit is tripped, and the high-voltage overhead line is a serious potential safety hazard and can bring great economic loss.
The Chinese patent of the utility model with the authorized bulletin number of CN214279631U and the authorized bulletin date of 2021.09.24 discloses an overhead wire insulation sheath, which comprises an insulation sheath body and a locking sheath body; the insulation sleeve body is used for being rolled and contracted under the action of self elastic force and is coated on the outer peripheral surface of the overhead wire; the area of a plane formed by expanding the outer peripheral surface of the overhead wire is a first area, the area of a plane formed by expanding the outer peripheral surface of the overhead wire and used for being attached to the overhead wire after the insulating sleeve body is expanded is a second area, and the second area is larger than the first area; the outer peripheral surface of the insulating sleeve body is provided with a first connecting structure; the locking sleeve body is used for being rolled and contracted under the action of self elastic force and is coated on the outer peripheral surface of the insulating sleeve body; along the extending direction of overhead wire, the lock sleeve body includes first segmentation and second segmentation, the inner peripheral face of first segmentation with the laminating of the outer peripheral face of insulating sleeve body, the inner peripheral face of second segmentation is provided with second connection structure, second connection structure be used for with first connection structure is connected, in order to restrict the lock sleeve body relative the motion of insulating sleeve body. The device can solve the problems. However, the insulating sheath is troublesome to install and may not be installed on the overhead electric wire when the insulator is already present on the overhead electric wire.
Disclosure of Invention
The utility model aims to provide a high-voltage line insulating sheath, which solves the technical problems that the insulating sheath is troublesome to install and can not be installed on an overhead electric wire with an existing insulator in the prior art.
In order to achieve the above purpose, the technical scheme of the high-voltage line insulation sheath provided by the utility model is as follows:
the utility model provides a high-voltage line insulating sheath, insulating sheath's one end is equipped with the opening that is used for making overhead wire get into, still is equipped with the reeled piece on the insulating sheath with the interval, and reeled piece can be under the effect of self elasticity the crimping cover opening and wrap up on insulating sheath's surface.
The beneficial effects are as follows: the utility model is an improved utility model. By providing an opening at one end of the insulating sheath, the opening can be made to face the end of the connection insulator, thereby mounting the insulating sheath on an overhead electric wire where the insulator already exists. Through set up the coil spring piece that contracts under the effect of self elasticity and cover the opening and wrap up on insulating sheath, can seal the opening, avoid insulating sheath to drop from overhead wire, simultaneously, because the volume reed is the interval setting, can also avoid the insulator effectively, when the installation, only need strike the volume reed make its automatic crimping can. In summary, the utility model can be installed on the overhead electric wire with the insulator, and the operation is simple and convenient.
Further, the coil spring blades are uniformly spaced on the sides of the insulating sheath.
The beneficial effects are as follows: by uniformly distributing the coil spring blades on the side of the insulating sheath at intervals, the insulating sheath can be made less likely to fall off the overhead wire.
Further, at least four coil spring blades are provided on different sides of the insulating sheath.
The beneficial effects are as follows: by arranging the coil spring sheets in at least four and arranging the coil spring sheets on different sides of the insulating sheath respectively, the insulating sheath can be prevented from falling off the overhead wire easily.
Further, a sleeve bowl for covering the electrified part of the head of the insulator is arranged on the insulating sheath, and a sleeve bowl opening for enabling the electrified part of the head of the insulator to enter is arranged on the sleeve bowl.
The beneficial effects are as follows: through setting up the cover bowl that is used for covering the electrified position of insulator head, can protect the electrified position of insulator head, more nimble, convenient when the installation, further reduce the birds simultaneously to the influence of circuit operation.
Furthermore, the bowl cover is also provided with a bowl cover rolling reed which can be rolled and contracted to cover the bowl cover opening and wrap the outer surface of the bowl cover under the action of self elastic force.
The beneficial effects are as follows: the sleeve coil spring sheet which covers the sleeve opening and wraps the outer surface of the sleeve can seal the sleeve opening by rolling under the action of self elastic force, so that the sleeve is prevented from falling off from the overhead wire.
Further, the bowl sleeving rolling reed is movably connected with the bowl sleeving.
The beneficial effects are as follows: through setting up cover bowl reeled and cover bowl into swing joint, when finding that cover bowl reeled is damaged, can be fast change cover bowl reeled with the help of the instrument, easy operation saves time.
Further, the bowl sleeving rolling reed is long and has a length larger than the circumference of the bowl sleeving on the vertical section.
The beneficial effects are as follows: when the sleeve bowl rolling reed is long and the length is larger than the circumference of the sleeve bowl on the vertical section, the sleeve bowl rolling reed can be wound on the outer surface of the sleeve bowl at least for a circle, so that the stability is enhanced, and the sleeve bowl is prevented from shaking.
Further, the coiled spring is long and has a length greater than the circumference of the insulating sheath in a vertical section.
The beneficial effects are as follows: when the coiled spring piece is long-strip-shaped and the length is larger than the circumference of the insulating sheath on the vertical tangent plane, the coiled spring piece can be wound on the outer surface of the insulating sheath at least for a circle, so that the stability is enhanced, and the shaking of the insulating sheath is avoided.
Furthermore, the insulating sheath is also provided with a hanging ring.
The beneficial effects are as follows: through setting up rings, can conveniently transport high-voltage line insulating sheath to overhead wire department more, easy to assemble.
Further, the rolling reed is movably connected with the insulating sheath.
The beneficial effects are as follows: through setting up the reeled piece and insulating sheath into swing joint, when finding the reeled piece damage, can be fast change the reeled piece with the help of the instrument, easy operation saves time.
Drawings
FIG. 1 is a schematic view of an embodiment 1 of a medium-high voltage line insulation sheath according to the present utility model;
fig. 2 is a vertical sectional view of embodiment 1 of the insulation sheath for high voltage line according to the present utility model.
Reference numerals illustrate:
1. an insulating sheath; 2. sleeving a bowl; 21. sleeving a bowl rolling reed; 3. a rolling reed; 4. and (5) hanging rings.
Detailed Description
The present utility model is described in further detail below with reference to examples.
The utility model provides a specific embodiment 1 of a high-voltage line insulating sheath, which comprises the following steps:
as shown in fig. 1-2, this embodiment discloses a high-voltage line insulation sheath, including setting up the cover bowl 2 that is used for covering the electrified position of insulator head on insulation sheath 1 and setting up rings 4 on insulation sheath 1, insulation sheath 1's one end is equipped with the opening that is used for making overhead wire get into, still be equipped with the reeled piece 3 on the insulation sheath 1 at intervals, reeled piece 3 can roll up the cover opening and wrap up on insulation sheath 1's surface under self elastic force, be equipped with the cover bowl opening that is used for making the electrified position of insulator head get into on the cover bowl 2, still be equipped with cover bowl rolling reed 21 on the cover bowl 2, cover bowl rolling reed 21 can roll up the cover bowl opening and wrap up on the surface of cover bowl 2 under self elastic force. In this embodiment, the insulating sheath 1 is a cross arm insulating sheath, the coil spring sheet 3 is fixedly connected to the insulating sheath 1 through a bolt, the bowl-sleeved coil spring 21 is fixedly connected to the bowl 2 through a bolt, the insulating sheath 1 is made of glass fiber reinforced plastic, and a silicon rubber material is brushed outside the glass fiber reinforced plastic structure to enhance the insulating performance and the waterproof performance of the insulating sheath 1, and the bowl-sleeved coil spring 21 and the coil spring 3 are made of manganese steel. In this embodiment, the reeds are four and evenly spaced on different sides of the insulating sheath.
The insulating sheath 1 and the sleeve bowl 2 of the embodiment adopt an opening form, can be directly buckled on the electrified part of the head of the electric wire and the cross arm insulator, can set the insulating sheath of the high-voltage line on the overhead electric wire with the insulator, and are simple to operate. Through set up the coil spring piece 3 that contracts under self elastic force and cover the opening and wrap up on the surface of insulating sheath 1 on insulating sheath 1, can seal the opening, simultaneously, through the cover bowl coil spring piece 21 that contracts under self elastic force and cover the cover bowl opening and wrap up on the surface of cover bowl 2, can seal the cover bowl opening, can effectively avoid high-voltage line insulating sheath to slide or drop on overhead wire, also can reduce overhead wire and external contact, reduce birds to overhead wire's interference, ensure power transmission and distribution system overhead wire safe operation. Since the winding reeds 3 are arranged on the insulating sheath 1 at intervals, the insulator can be effectively avoided, and the phenomenon that the winding reeds 3 cannot be wound due to the influence of the insulator is avoided. Through setting up rings 4, can be more convenient with high-voltage line insulation sheath fortune to overhead wire department, easy to assemble.
When the electric wire is installed, the rolling reed 3 and the bowl-sleeved rolling reed 21 are only required to be straightened firstly, then the insulating sheath 1 and the bowl-sleeved 2 are buckled on the electrified parts of the heads of the electric wire and the cross arm insulator, and finally the rolling reed 3 and the bowl-sleeved rolling reed 21 are knocked, so that the electric wire is simple and convenient to operate.
Because the insulating sheath 1 is made of glass fiber reinforced plastic, the material is acid-resistant, corrosion-resistant, high-temperature-resistant and good in insulating performance, and can be used for a long time in various severe and high-temperature weather after the high-voltage line insulating sheath in the embodiment is arranged on a wire. Because the bowl-sleeved rolling reed 21 and the rolling reed 3 are made of manganese steel, the material has good elasticity and rust resistance, and has good mechanical property, low magnetic conductivity, high resistivity and little influence of vortex, and therefore, the bowl-sleeved rolling reed 21 and the rolling reed 3 cannot have negative effects after being rolled.
The embodiment 2 of the high-voltage line insulation sheath provided by the utility model comprises the following components:
the main difference between this embodiment 2 and embodiment 1 is that: in the embodiment 2, the coil spring sheet 3 is movably connected with the insulating sheath 1, and the bowl-sleeved coil spring sheet 21 is movably connected with the bowl sleeve 2. One end of the rolling reed 3 is thick and the other end is thin, a slot matched with the coil spring sheet 3 is arranged on the insulating sheath 1, and the thinner end of the rolling reed 3 is inserted from the slot to fix the rolling reed 3. A clamping block is arranged at one end of the bowl sleeving rolling reed 21, a clamping groove matched with the clamping block is arranged on the bowl sleeving 2, and the clamping block is inserted into the clamping groove to fix the bowl sleeving rolling reed 21. Compared with the embodiment 1, if the rolling reed 3 and/or the bowl packing reed 21 are damaged, the embodiment 2 can quickly replace the rolling reed 3 and/or the bowl packing reed 21 without using tools, and has simple operation and time saving.
The embodiment 3 of the high-voltage line insulation sheath provided by the utility model comprises the following components:
the main difference between this embodiment 3 and embodiment 1 is that: in this embodiment, as shown in fig. 2, the bowl wrapping reed 21 is elongated and has a length longer than the circumference of the bowl 2 in the vertical section, and the coil spring sheet 3 is elongated and has a length longer than the circumference of the insulating sheath 1 in the vertical section. When the coil spring sheet 3 is long-strip-shaped and the length is larger than the circumference of the insulating sheath 1 on the vertical tangent plane, the coil spring sheet 3 can be wound on the outer surface of the insulating sheath 1 at least for a circle, and when the bowl sleeving rolling reed 21 is long-strip-shaped and the length is larger than the circumference of the bowl sleeving 2 on the vertical tangent plane, the bowl sleeving rolling reed 21 can be wound on the outer surface of the bowl sleeving 2 at least for a circle, so that stability is enhanced, and shaking of the insulating sheath 1 and the bowl sleeving 2 is avoided.
It should be noted that the above-mentioned embodiments are merely preferred embodiments of the present utility model, and the present utility model is not limited to the above-mentioned embodiments, but may be modified without inventive effort or equivalent substitution of some of the technical features thereof by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The utility model provides a high-voltage line insulating sheath, insulating sheath's one end is equipped with the opening that is used for making overhead wire get into, its characterized in that, still be equipped with the reeled piece on the insulating sheath at intervals, the reeled piece can be under the effect of self elasticity the crimping cover opening and wrap up on insulating sheath's surface.
2. The high voltage line insulation jacket of claim 1, wherein said coil spring blades are evenly spaced on the sides of the insulation jacket.
3. A high voltage line insulation cover as claimed in claim 1 or claim 2, wherein the coil spring blades are at least four and are each provided on a different side of the insulation cover.
4. The high voltage line insulation cover according to claim 1, wherein a sleeve bowl for covering the charged part of the head of the insulator is arranged on the insulation cover, and a sleeve bowl opening for allowing the charged part of the head of the insulator to enter is arranged on the sleeve bowl.
5. The insulation sheath of the high-voltage line according to claim 4, wherein the sleeve bowl is further provided with a sleeve bowl rolling reed, and the sleeve bowl rolling reed can be rolled up to cover the sleeve bowl opening and wrap the outer surface of the sleeve bowl under the action of self elastic force.
6. The high voltage line insulation sheathing of claim 5, wherein the bowl wrap spring is movably coupled to the bowl.
7. The high voltage line insulation sheathing of claim 5, wherein the sleeve wrap spring is elongated and has a length greater than the circumference of the sleeve in a vertical section.
8. The high voltage line insulation jacket of claim 1, wherein the reeled sheet is elongated and has a length greater than the circumference of the insulation jacket in a vertical section.
9. The high voltage line insulation sheath of claim 1, further comprising a sling.
10. The high voltage line insulation sheath of claim 1, wherein the reeled sheet is movably connected to the insulation sheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320754976.2U CN220420271U (en) | 2023-04-07 | 2023-04-07 | High-voltage line insulating sheath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320754976.2U CN220420271U (en) | 2023-04-07 | 2023-04-07 | High-voltage line insulating sheath |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220420271U true CN220420271U (en) | 2024-01-30 |
Family
ID=89658183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320754976.2U Active CN220420271U (en) | 2023-04-07 | 2023-04-07 | High-voltage line insulating sheath |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220420271U (en) |
-
2023
- 2023-04-07 CN CN202320754976.2U patent/CN220420271U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |