CN110783046B - Special insulator suitable for corner pole - Google Patents
Special insulator suitable for corner pole Download PDFInfo
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- CN110783046B CN110783046B CN201911053335.9A CN201911053335A CN110783046B CN 110783046 B CN110783046 B CN 110783046B CN 201911053335 A CN201911053335 A CN 201911053335A CN 110783046 B CN110783046 B CN 110783046B
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- 239000012212 insulator Substances 0.000 title claims abstract description 44
- 230000010354 integration Effects 0.000 claims 1
- 230000001681 protective effect Effects 0.000 abstract description 2
- 210000003205 muscle Anatomy 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000007704 transition Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/38—Fittings, e.g. caps; Fastenings therefor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/005—Insulators structurally associated with built-in electrical equipment
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Abstract
The invention discloses a special insulator suitable for a corner post, and relates to the technical field of power equipment; the novel umbrella comprises an upper umbrella (1), an umbrella skirt (2) and a supporting rod (3), wherein the upper umbrella (1) is connected with the umbrella skirt (2), the upper end of the supporting rod (3) is inserted into the upper umbrella (1) from the bottom of the umbrella skirt (2) and is connected together, and the novel umbrella further comprises a side shield (4) which is arranged on an insulator and used for limiting a wire and preventing the wire from sliding off the insulator; the insulator is provided with the wires under the condition of small corners through the upper umbrella, the umbrella skirt, the supporting rod, the side protective cover and the like.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to a special insulator suitable for a corner rod.
Background
At present, in 10kV and 0.4kV lines, the path of a lead line often has a small corner due to factors such as regions, and the like, the situation is generally solved by adopting a method of additionally installing a double-layer tension cross arm, but the method has long construction time, uses more hardware fittings and porcelain fittings, causes higher failure probability, can optimize construction at the process point, and is very necessary in actual work.
Problems with the prior art and considerations:
how to solve the technical problem of installing a wire on an insulator under the condition of a small corner.
Disclosure of Invention
The invention aims to solve the technical problem of providing a special insulator suitable for a corner pole, which realizes the installation of a wire on the insulator under the condition of a small corner through an upper umbrella, an umbrella skirt, a supporting rod, a side shield and the like.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: the insulator includes umbrella, full skirt and bracing piece, it is connected with the full skirt to go up the umbrella, the upper end of bracing piece is inserted to last umbrella in from the full skirt bottom and is connected together, still including setting up the side guard shield that is used for spacing wire and prevents that the wire from landing on the insulator.
The further technical scheme is as follows: the side shield is arranged at the side part of the umbrella skirt.
The further technical scheme is as follows: the side shields extend upwardly from the sides of the shed.
The further technical scheme is as follows: the upper umbrella, the umbrella skirt and the side shields enclose a groove for accommodating a wire.
The further technical scheme is as follows: the upper part of the groove is communicated with the outside.
The further technical scheme is as follows: the umbrella also comprises a first built-in rib arranged on the supporting rod, and the first built-in rib extends from the umbrella skirt to enter the side shield.
The further technical scheme is as follows: the support rod is characterized by further comprising a second built-in rib, and the second built-in rib is connected between the support rod and the first built-in rib.
The further technical scheme is as follows: the second built-in rib is positioned above the first built-in rib.
The further technical scheme is as follows: the umbrella is characterized by further comprising a connecting plate, wherein the connecting plate is positioned inside the upper umbrella and connected with the upper end of the supporting rod to form a reinforced T-shaped rod.
The further technical scheme is as follows: the support rod further comprises a bottom stud and a fastening nut, wherein the bottom stud and the fastening nut are respectively in threaded connection with the lower end of the support rod.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:
first, the insulator includes umbrella, full skirt and bracing piece, it is connected with the full skirt to go up the umbrella, insert to last umbrella in from the full skirt bottom and be connected together in the upper end of bracing piece, still including setting up the side guard shield that is used for spacing wire and prevents that the wire from landing on the insulator. According to the technical scheme, the wire is installed on the insulator under the condition of a small corner through the upper umbrella, the umbrella skirt, the supporting rod, the side protective cover and the like.
Second, the side shields are disposed at the sides of the sheds. This technical scheme, the installation is used more conveniently, and the structure is more reasonable.
Third, the side shields extend upward from the sides of the sheds. This technical scheme, it is more convenient to install and use, and the performance is more stable, and the structure is more reasonable.
Fourthly, the upper umbrella, the umbrella skirt and the side shields enclose a groove for accommodating the wires. This technical scheme, the performance is more stable, and the structure is more reasonable.
Fifthly, the upper part of the groove is communicated with the outside. This technical scheme, it is more convenient to install and use, and the performance is more stable, and the structure is more reasonable.
Sixthly, the umbrella also comprises a first built-in rib arranged on the supporting rod, and the first built-in rib extends from the umbrella skirt to enter the side shield. This technical scheme, the performance is more stable, and the structure is more reasonable.
And seventhly, the support rod further comprises a second built-in rib, and the second built-in rib is connected between the support rod and the first built-in rib. This technical scheme, the performance is more stable, and the structure is more reasonable.
And eighth, the second built-in ribs are positioned above the first built-in ribs. This technical scheme, the performance is more stable, and the structure is more reasonable.
And the ninth step, further comprising a connecting plate, wherein the connecting plate is positioned inside the upper umbrella and connected with the upper end of the supporting rod to form a reinforced T-shaped rod. This technical scheme, the performance is more stable, and the structure is more reasonable.
Tenth, still include footing bolt and fastening nut, footing bolt and fastening nut are respectively with the lower extreme threaded connection of bracing piece. This technical scheme, it is more convenient to install and use, and the performance is more stable, and the structure is more reasonable, cost reduction.
See detailed description of the preferred embodiments.
Drawings
FIG. 1 is a structural view of embodiment 1 of the present invention;
FIG. 2 is a top view of embodiment 1 of the present invention;
FIG. 3 is a structural view of embodiment 2 of the present invention;
FIG. 4 is a structural view of embodiment 3 of the present invention;
FIG. 5 is a structural view of embodiment 4 of the present invention;
FIG. 6 is a structural view of embodiment 5 of the present invention;
fig. 7 is a structural view of embodiment 6 of the present invention.
Wherein: 1 go up umbrella, 2 full skirt, 3 bracing pieces, 4 side shields, 5 recesses, 6 first built-in muscle, 7 second built-in muscle, 8 connecting plates, 9 footing bolts, 10 fastening nuts.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the application, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, but the present application may be practiced in other ways than those described herein, and it will be apparent to those of ordinary skill in the art that the present application is not limited to the specific embodiments disclosed below.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. 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, further discussion thereof is not required in subsequent figures.
In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.
Example 1:
as shown in fig. 1 and 2, the invention discloses a special insulator suitable for a corner pole, which comprises an upper umbrella 1, an umbrella skirt 2, a support rod 3, a side shield 4, a first built-in rib 6, a second built-in rib 7, a connecting plate 8, a footing bolt 9 and a fastening nut 10, wherein the upper umbrella 1 and the umbrella skirt 2 are fixedly connected integrally, the connecting plate 8 is positioned inside the upper umbrella 1, the upper end of the support rod 3 is inserted into the upper umbrella 1 from the bottom of the umbrella skirt 2 and is fixedly connected with the connecting plate 8, and the connecting plate 8 is connected with the upper end of the support rod 3 to form a reinforced T pole.
The side guard shield 4 is used for limiting a wire and preventing the wire from sliding off the insulator, the side guard shield 4 extends upwards from the side part of the umbrella skirt 2, the upper umbrella 1, the umbrella skirt 2 and the side guard shield 4 are fixedly connected in an integrated mode and enclose a groove 5 used for containing the wire, and the upper portion of the groove 5 is communicated with the outside.
The first built-in ribs 6 are fixed to the support rods 3 and extend from the inside of the shed 2 into the inside of the side shields 4.
The second built-in rib 7 is positioned above the first built-in rib 6 in the umbrella skirt 2 and is fixedly connected between the support rod 3 and the first built-in rib 6.
The foot bolt 9 and the fastening nut 10 are respectively in threaded connection with the lower end of the support rod 3.
The connection parts of the upper umbrella 1, the umbrella skirt 2 and the side shield 4 are processed by arc transition connection.
The connecting plate 8 is a cylinder with a cylindrical cross section.
Example 2:
as shown in fig. 3, the invention discloses a special insulator suitable for a corner pole, which comprises an upper umbrella 1, an umbrella skirt 2, a support rod 3, a side shield 4, a footing bolt 9 and a fastening nut 10, wherein the upper umbrella 1 and the umbrella skirt 2 are fixedly connected integrally, and the upper end of the support rod 3 is inserted into the upper umbrella 1 from the bottom of the umbrella skirt 2 and is fixedly connected together.
The side guard shield 4 is used for limiting a wire and preventing the wire from sliding off the insulator, the side guard shield 4 extends upwards from the side part of the umbrella skirt 2, the upper umbrella 1, the umbrella skirt 2 and the side guard shield 4 are fixedly connected in an integrated mode and enclose a groove 5 used for containing the wire, and the upper portion of the groove 5 is communicated with the outside.
The foot bolt 9 and the fastening nut 10 are respectively in threaded connection with the lower end of the support rod 3.
The connection parts of the upper umbrella 1, the umbrella skirt 2 and the side shield 4 are processed by arc transition connection.
Example 3:
as shown in fig. 4, the invention discloses a special insulator suitable for a corner pole, which comprises an upper umbrella 1, an umbrella skirt 2, a support rod 3, a side shield 4, a first built-in rib 6, a foot bolt 9 and a fastening nut 10, wherein the upper umbrella 1 and the umbrella skirt 2 are fixedly connected integrally, and the upper end of the support rod 3 is inserted into the upper umbrella 1 from the bottom of the umbrella skirt 2 and fixedly connected together.
The side guard shield 4 is used for limiting a wire and preventing the wire from sliding off the insulator, the side guard shield 4 extends upwards from the side part of the umbrella skirt 2, the upper umbrella 1, the umbrella skirt 2 and the side guard shield 4 are fixedly connected in an integrated mode and enclose a groove 5 used for containing the wire, and the upper portion of the groove 5 is communicated with the outside.
The first built-in ribs 6 are fixed to the support rods 3 and extend from the inside of the shed 2 into the inside of the side shields 4.
The foot bolt 9 and the fastening nut 10 are respectively in threaded connection with the lower end of the support rod 3.
The connection parts of the upper umbrella 1, the umbrella skirt 2 and the side shield 4 are processed by arc transition connection.
Example 4:
as shown in fig. 5, the invention discloses a special insulator suitable for a corner pole, which comprises an upper umbrella 1, an umbrella skirt 2, a support rod 3, a side shield 4, a first built-in rib 6, a second built-in rib 7, a footing bolt 9 and a fastening nut 10, wherein the upper umbrella 1 and the umbrella skirt 2 are integrally and fixedly connected, and the upper end of the support rod 3 is inserted into the upper umbrella 1 from the bottom of the umbrella skirt 2 and is fixedly connected together.
The side guard shield 4 is used for limiting a wire and preventing the wire from sliding off the insulator, the side guard shield 4 extends upwards from the side part of the umbrella skirt 2, the upper umbrella 1, the umbrella skirt 2 and the side guard shield 4 are fixedly connected in an integrated mode and enclose a groove 5 used for containing the wire, and the upper portion of the groove 5 is communicated with the outside.
The first built-in ribs 6 are fixed to the support rods 3 and extend from the inside of the shed 2 into the inside of the side shields 4.
The second built-in rib 7 is positioned above the first built-in rib 6 in the umbrella skirt 2 and is fixedly connected between the support rod 3 and the first built-in rib 6.
The foot bolt 9 and the fastening nut 10 are respectively in threaded connection with the lower end of the support rod 3.
The connection parts of the upper umbrella 1, the umbrella skirt 2 and the side shield 4 are processed by arc transition connection.
Example 5:
as shown in fig. 6, the invention discloses a special insulator suitable for a corner pole, which comprises an upper umbrella 1, an umbrella skirt 2, a support rod 3, a side shield 4, a connecting plate 8, a footing bolt 9 and a fastening nut 10, wherein the upper umbrella 1 and the umbrella skirt 2 are fixedly connected integrally, the connecting plate 8 is positioned inside the upper umbrella 1, the upper end of the support rod 3 is inserted into the upper umbrella 1 from the bottom of the umbrella skirt 2 and is fixedly connected with the connecting plate 8, and the connecting plate 8 is connected with the upper end of the support rod 3 to form a reinforced T pole.
The side guard shield 4 is used for limiting a wire and preventing the wire from sliding off the insulator, the side guard shield 4 extends upwards from the side part of the umbrella skirt 2, the upper umbrella 1, the umbrella skirt 2 and the side guard shield 4 are fixedly connected in an integrated mode and enclose a groove 5 used for containing the wire, and the upper portion of the groove 5 is communicated with the outside.
The foot bolt 9 and the fastening nut 10 are respectively in threaded connection with the lower end of the support rod 3.
The connection parts of the upper umbrella 1, the umbrella skirt 2 and the side shield 4 are processed by arc transition connection.
The connecting plate 8 is a cylinder with a cylindrical cross section.
Example 6:
as shown in fig. 7, the invention discloses a special insulator suitable for a corner pole, which comprises an upper umbrella 1, an umbrella skirt 2, a support rod 3, a side shield 4, a first built-in rib 6, a connecting plate 8, a footing bolt 9 and a fastening nut 10, wherein the upper umbrella 1 and the umbrella skirt 2 are fixedly connected integrally, the connecting plate 8 is positioned inside the upper umbrella 1, the upper end of the support rod 3 is inserted into the upper umbrella 1 from the bottom of the umbrella skirt 2 and is fixedly connected with the connecting plate 8, and the connecting plate 8 is connected with the upper end of the support rod 3 to form a reinforced T pole.
The side guard shield 4 is used for limiting a wire and preventing the wire from sliding off the insulator, the side guard shield 4 extends upwards from the side part of the umbrella skirt 2, the upper umbrella 1, the umbrella skirt 2 and the side guard shield 4 are fixedly connected in an integrated mode and enclose a groove 5 used for containing the wire, and the upper portion of the groove 5 is communicated with the outside.
The first built-in ribs 6 are fixed to the support rods 3 and extend from the inside of the shed 2 into the inside of the side shields 4.
The foot bolt 9 and the fastening nut 10 are respectively in threaded connection with the lower end of the support rod 3.
The connection parts of the upper umbrella 1, the umbrella skirt 2 and the side shield 4 are processed by arc transition connection.
The connecting plate 8 is a cylinder with a cylindrical cross section.
The invention concept of the application is as follows:
the installation of the wire on the insulator under the condition of a small corner is realized through the upper umbrella 1, the umbrella skirt 2, the supporting rod 3, the side shield 4 and the like.
Technical contribution of the present application:
the reinforced insulator is suitable for places with smaller transfer angles in lines, can effectively realize the path-moving steering of the wire, is applied to the lines, effectively reduces the investment cost, simultaneously reduces the fault rate, and is very suitable for lines with smaller wire type numbers such as 10kV and 0.4 kV. The device comprises umbrella 1, full skirt 2, side protecting cover 4, reinforcing T pole, built-in muscle, footing bolt 9 etc. and side protecting cover 4 realizes preventing that the wire from the insulator landing, strengthens the effectual increase insulator intensity of T pole, strengthens the support and makes the whole of circuit obtain control. In the infrastructure of the power distribution network, the investment cost is effectively reduced, and the method can be widely popularized and used.
The technical scheme is operated for one month in a confidential mode, and the feedback of field workers has the advantages that:
first, the insulator includes umbrella, full skirt and bracing piece, it is connected with the full skirt to go up the umbrella, insert to the umbrella in from the full skirt bottom and be connected together in the upper end of bracing piece, still including setting up the side guard shield that is used for spacing wire and prevents wire landing from the insulator on the insulator, it is through last umbrella, full skirt, bracing piece and side guard shield etc. has realized installing the wire on the insulator under the small corner condition.
And secondly, the side shield is arranged at the side part of the umbrella skirt, so that the umbrella is convenient to install and use and reasonable in structure.
Thirdly, the lateral shield upwards extends from the lateral part of the umbrella skirt, so that the installation and the use are more convenient, the performance is more stable, and the structure is more reasonable.
Fourthly, go up umbrella, full skirt and side protecting cover and enclose into the recess that is used for holding the wire, the performance is more stable, and the structure is more reasonable.
Fifthly, the upper part of the groove is communicated with the outside, so that the installation and the use are more convenient, the performance is more stable, and the structure is more reasonable.
Sixthly, still including setting up the first built-in muscle on the bracing piece, first built-in muscle extends the side guard shield that gets into from the full skirt, and the performance is more stable, and the structure is more reasonable.
And the seventh structure also comprises a second built-in rib which is connected between the support rod and the first built-in rib, so that the performance is more stable and the structure is more reasonable.
Eighth, the built-in muscle of second is located the top of first built-in muscle, and the performance is more stable, and the structure is more reasonable.
Ninth, still include the connecting plate, the connecting plate is located the inside upper end with the bracing piece of last umbrella and is connected and form the reinforcing T pole, and the performance is more stable, and the structure is more reasonable.
Tenth, still include footing bolt and fastening nut, footing bolt and fastening nut respectively with the lower extreme threaded connection of bracing piece, it is more convenient to install and use, the performance is more stable, the structure is more reasonable, cost reduction.
The technical scheme has the defects that the operation is kept secret for one month, and the feedback of field workers is as follows: compared with the prior art, the product has the advantages of increased volume, occupied warehouse space and occupied transportation space.
Claims (6)
1. The utility model provides an insulator suitable for corner pole, insulator include umbrella (1), full skirt (2) and bracing piece (3), go up umbrella (1) and be connected with full skirt (2), the upper end of bracing piece (3) is inserted to last umbrella (1) in and is connected together its characterized in that from full skirt (2) bottom: still including setting up side guard shield (4) that are used for spacing wire and prevent that the wire from landing from the insulator on the insulator, side guard shield (4) set up the lateral part at full skirt (2), lateral part from full skirt (2) of side guard shield (4) upwards extends, go up umbrella (1), full skirt (2) and side guard shield (4) integration fixed connection and enclose into recess (5) that are used for holding the wire, the upper portion and the external world of recess (5) switch on.
2. An insulator suitable for a corner post according to claim 1, wherein: the umbrella also comprises a first built-in rib (6) arranged on the supporting rod (3), wherein the first built-in rib (6) extends from the umbrella skirt (2) to enter the side shield (4).
3. An insulator suitable for a corner post according to claim 2, wherein: the novel support rod is characterized by further comprising a second built-in rib (7), wherein the second built-in rib (7) is connected between the support rod (3) and the first built-in rib (6).
4. An insulator suitable for a corner post according to claim 3, wherein: the second built-in rib (7) is positioned above the first built-in rib (6).
5. An insulator suitable for a corner post according to claim 1, wherein: the umbrella is characterized by further comprising a connecting plate (8), wherein the connecting plate (8) is located inside the upper umbrella (1) and connected with the upper end of the supporting rod (3) to form a reinforced T-shaped rod.
6. An insulator suitable for a corner post according to any one of claims 1 to 5, wherein: the support rod is characterized by further comprising a bottom stud (9) and a fastening nut (10), wherein the bottom stud (9) and the fastening nut (10) are respectively in threaded connection with the lower end of the support rod (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911053335.9A CN110783046B (en) | 2019-10-31 | 2019-10-31 | Special insulator suitable for corner pole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911053335.9A CN110783046B (en) | 2019-10-31 | 2019-10-31 | Special insulator suitable for corner pole |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110783046A CN110783046A (en) | 2020-02-11 |
| CN110783046B true CN110783046B (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911053335.9A Active CN110783046B (en) | 2019-10-31 | 2019-10-31 | Special insulator suitable for corner pole |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2270267Y (en) * | 1996-03-26 | 1997-12-10 | 顾宏 | Electric power Low-voltage universal isolator |
| US7674982B2 (en) * | 2008-01-29 | 2010-03-09 | Bmc Innovation Inc. | Electric cable and insulator self-locking system, and method of installation thereof |
| CN201336190Y (en) * | 2008-12-18 | 2009-10-28 | 嘉兴电力局滨海供电分局 | Insulator for erecting electric wire |
| CN202134290U (en) * | 2011-06-13 | 2012-02-01 | 朱桂盛 | Composite insulator |
| US9343204B2 (en) * | 2012-05-16 | 2016-05-17 | Marmon Utility, Llc | Electrical insulator apparatus and methods of retaining an electrical conductor with an electrical insulator apparatus |
| CN104779018A (en) * | 2014-01-13 | 2015-07-15 | 王臻 | Puncture anti-arc tension string |
| CN110010313A (en) * | 2019-04-10 | 2019-07-12 | 合肥工业大学 | A kind of top insulation suitable for electric express locomotive |
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2019
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