CN212114542U - Insulating shielding cover suitable for pin insulator - Google Patents
Insulating shielding cover suitable for pin insulator Download PDFInfo
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- CN212114542U CN212114542U CN202020395181.3U CN202020395181U CN212114542U CN 212114542 U CN212114542 U CN 212114542U CN 202020395181 U CN202020395181 U CN 202020395181U CN 212114542 U CN212114542 U CN 212114542U
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- plate body
- cover plate
- shielding
- insulating
- side wall
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- 239000012212 insulator Substances 0.000 title claims abstract description 37
- 238000009413 insulation Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 18
- 230000005611 electricity Effects 0.000 description 12
- 229910052742 iron Inorganic materials 0.000 description 9
- 239000002184 metal Substances 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 9
- 244000080575 Oxalis tetraphylla Species 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005520 electrodynamics Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The application provides an insulating cover that shields suitable for pin insulator includes: the shielding cover comprises a cover plate body and at least two shielding cover shells matched and connected with the cover plate body; the middle part of the top of the cover plate body is provided with a shielding bulge, and two insulating fixing pieces positioned on the side wall of the cover plate body are symmetrically arranged on the shielding bulge; the bottom of the side wall of the cover plate body is provided with a matching pipe; the longitudinal section of each shielding housing is of an inverted U-shaped structure, and the two shielding housings can be symmetrically buckled on two sides of the shielding bulge; one side wall of the shielding cover shell can be fixedly connected with the side wall of the cover plate body through the insulating fixing piece.
Description
Technical Field
The present disclosure specifically discloses an insulating shield cover suitable for a pin insulator.
Background
During the operation of the 10kV insulated overhead conductor, the conductor can generate self-twisting phenomenon due to abnormal electrodynamic action and construction process reasons, so that the conductor is difficult to recover. The lightning protection electricity testing ring on the wire and the lightning protection wire clamp on the wire are also twisted along with the wire and are difficult to recover. Lightning protection electricity testing ring, lightning protection fastener twist to certain angle its lightning protection effect receives the influence, need realize restoring through the adjustment. In order to prevent the wire shaking amplitude of the exposed part of the lightning protection testing ring and the lightning protection wire clamp caused by external operating force from being too large to cause discharge to the iron support metal rod side, the metal base side and the iron cross arm metal body connected with the metal rod (base) when the lightning protection element is adjusted in an electrified way, the supporting metal rod side and the base side of the insulator and the area side of the joint of the metal rod and the base and the iron cross arm need to be effectively insulated and shielded, and the circuit grounding fault is prevented from occurring.
At present, a lightning protection electricity testing ring insulating cover dismounting tool, a lightning protection electricity testing ring insulating cover mounting tool and a naked lightning protection electricity testing ring position adjusting tool have been successfully developed, if a pin insulator insulating cover is successfully developed, the development of a lightning protection electricity testing ring position adjusting series tool is realized, and the lightning protection electricity testing ring and a lightning protection wire clamp can be adjusted in an electrified mode at any time, so that the lightning protection effect is improved, and the reliability of urban and rural power supply networks is improved.
Disclosure of Invention
The present application aims to provide an insulating shield cover suitable for a pin insulator, which can be used in the case where an overhead wire is charged.
In a first aspect, an insulating shield for a pin insulator comprises: the shielding cover comprises a cover plate body and at least two shielding cover shells matched and connected with the cover plate body; the middle part of the top of the cover plate body is provided with a shielding bulge, and two insulating fixing pieces positioned on the side wall of the cover plate body are symmetrically arranged on the shielding bulge; the bottom of the side wall of the cover plate body is provided with a matching pipe; the longitudinal section of each shielding housing is of an inverted U-shaped structure, and the two shielding housings can be symmetrically buckled on two sides of the shielding bulge; one side wall of the shielding cover shell can be fixedly connected with the side wall of the cover plate body through the insulating fixing piece.
According to the technical scheme provided by the embodiment of the application, the insulating fixing piece comprises: the insulating screw rod is fixedly connected to the side wall of the cover plate body, and the insulating nut is matched and connected with the free end of the insulating screw rod.
And a stroke hole extending in the horizontal direction is arranged on the side wall of one side of the shielding housing fixedly connected with the housing plate body.
According to the technical scheme provided by the embodiment of the application, the cover plate further comprises two additional plates which are integrally formed with the cover plate body; the insulating screw rod includes: the screw rod is integrally formed with the screw cap; the nut is exposed on the side wall of the cover plate body; the thickness of the additional plate is the same as that of the nut, and the bottom of the additional plate is provided with a curved groove matched and connected with the nut; the top edge of the additional plate is level with the top edge of the cover plate body.
According to the technical scheme provided by the embodiment of the application, the stroke hole is of a U-shaped structure.
According to the technical scheme provided by the embodiment of the application, the operating rod is connected in the adapter tube in a matched mode.
In summary, the present application discloses a specific structure of an insulating shield cover suitable for a pin insulator.
In the first aspect of the technical scheme, a shielding bulge is arranged in the middle of the top of the cover plate body and used for protecting the pin insulator; the shielding cover shells are symmetrically arranged on two sides of the shielding protrusion, and the connecting positions of the pin insulators and the iron load can be protected by the shielding cover shells. In addition, in order to facilitate lifting the cover plate body to a protection operation height capable of covering the connection part of the pin insulator and the iron load, the bottom of the side wall of the cover plate body is provided with an adapter tube, and the cover plate body can be lifted up and covered on the connection part of the pin insulator and the iron load by utilizing an insulation cone in a lightning protection electricity testing ring dismounting tool which is independently arranged outside and connected with the adapter tube.
After the junction of the pin insulator and the iron load is protected, the baffle projection protects the supporting metal rod side and the base side of the insulator, and the shielding housing shields the region side of the junction of the base and the iron load in an effective insulation manner. After the lightning protection wire clamp is adjusted, the insulation cone in the lightning protection electricity testing ring dismounting tool independently arranged outside is used for dismounting.
In the technical scheme, an additional plate is further designed, the insulating screw rod is composed of a screw cap and a screw rod integrally formed with the screw cap, the screw rod penetrates through the cover plate body, the screw cap is pasted on the cover plate body, and the additional plate is additionally designed in the embodiment mode for preventing the screw cap from contacting with the cross arm and being clamped on the cross arm. The bottom of the additional plate is provided with a curved groove which is matched and connected with the nut, the top edge of the additional plate is flush with the edge of the cover plate body, namely, the additional plate does not interfere with the matching and connection relationship between the shielding cover shell and the upper edge of the cover plate body, and can be flushed with the nut.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
fig. 1 shows an embodiment of an insulating shield for a pin insulator according to the present application;
FIG. 1a is a schematic top view of the structure of FIG. 1;
FIG. 1b is a schematic left side view of the structure of FIG. 1;
fig. 2 shows an embodiment of an insulating shield for a pin insulator according to the present application (first state of use);
fig. 3 shows an embodiment of an insulating shield for a pin insulator according to the present application (state of use two);
fig. 4 shows an embodiment of an insulating shield for a pin insulator according to the present application (state of use three);
fig. 5 is a schematic view showing the structure of the insulating shield applied to the pin insulator according to the present invention.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Fig. 1 is a schematic front view of an insulating shield case suitable for a pin insulator according to an embodiment.
Fig. 1a is a schematic top view of an insulating shield case suitable for a pin insulator according to an embodiment.
Fig. 1b is a schematic left side view of an insulating shield for a pin insulator according to an embodiment.
An insulating shield for a pin insulator, comprising: the cover plate comprises a cover plate body 1 and at least two shielding cover shells 2 matched with the cover plate body 1.
Wherein:
the cover plate body 1 is of a single-plate type or composite-plate type structure, and a shielding bulge 3 is arranged in the middle of the top of the cover plate body and used for protecting the supporting metal rod side and the base side of the insulator. And two insulating fixing pieces 4 positioned on the side walls of the shielding cover casing 2 are symmetrically arranged on the shielding cover casing.
The longitudinal section of the shielding housing 2 is of an inverted U-shaped structure, and the two shielding housings 2 can be symmetrically buckled on two sides of the shielding bulge 3; one side wall of the shielding cover shell 2 can be fixedly connected with the side wall of the cover plate body 1 through the insulating fixing piece 4. The shielding housing can protect the connection position of the pin insulator and the iron load.
The bottom of the side wall of the cover plate body 1 is provided with a matching pipe 5; in order to facilitate lifting the cover plate body to a protection operation height capable of covering the connection part of the pin insulator and the iron load, the bottom of the side wall of the cover plate body is provided with an adapter tube, and the cover plate body can be lifted up after an insulation cone in an external independently arranged lightning protection electricity testing ring disassembling tool is connected with the adapter tube, and the cover plate body is covered on the connection part of the pin insulator and the iron load.
Referring to fig. 1b, the insulating fixing member 4 includes: an insulating screw 41 fixedly connected to the side wall of the cover plate body 1 and an insulating nut 42 matched with the free end of the insulating screw 41.
And a through hole is formed in the side wall of one side of the shielding housing, and the insulating screw penetrates through the through hole and the insulating nut can fix the shielding housing.
Optionally, the shielding housing is provided with a long-strip-shaped travel hole. And moving the shielding housing along the horizontal direction to realize the adjustment of the relative position between the housing plate body and the shielding housing, and fixing the position of the shielding housing by using the insulating nut after the adjustment is finished.
Referring to fig. 2, optionally, a horizontally extending travel hole 21 is disposed on a side wall of the shielding case 2 fixedly connected to the cover plate body 1. The through hole arranged on the side wall of one side of the shielding housing is a stroke hole.
Optionally, the travel holes 21 are U-shaped.
Referring to fig. 3, optionally, two additional plates 6 integrally formed with the cover plate body 1 are further included; the insulating screw 41 includes: the screw rod is integrally formed with the screw cap; the screw cap is exposed on the side wall of the cover plate body 1; the thickness of the additional plate 6 is the same as that of the screw cap, and the bottom of the additional plate is provided with a curved groove matched and connected with the screw cap; the top edge of the additional plate 6 is level with the top edge of the housing plate body 1.
The insulating screw rod by the nut with nut integrated into one piece's screw rod is constituteed, the screw rod run through the cover plate body just the nut is pasted on the cover plate body, for the joint when preventing nut and cross arm contact on the cross arm, the design of additional plate has been add to this embodiment.
The bottom of the additional plate is provided with a curved groove which is matched and connected with the nut, the top edge of the additional plate is flush with the edge of the cover plate body, namely, the additional plate does not interfere with the matching and connection relationship between the shielding cover shell and the upper edge of the cover plate body, and can be flushed with the nut.
Referring to fig. 4, an operation rod 51 is coupled to the fitting tube 5. The design of action bars can extend the effect space of insulating adjusting device, makes things convenient for the operator to operate.
Fig. 5 is a schematic structural diagram of an application state of the insulating shielding cover for the pin insulator according to the present invention. Wherein: 7 is a pin insulator; and 8 is a cross arm.
When the lightning protection fastener is required to be adjusted, the insulating cone (refer to the prior art) in the lightning protection electricity testing ring detaching tool which is externally and independently arranged or other rod-shaped objects which can be matched with the matching piece are adopted, the shield plate body can be lifted to the height higher than the cross arm of the opening of the shield cover after being connected with the matching piece, then the shield cover falls to the position where the shield cover is matched with the cross arm, the protection of the support metal rod side and the base side of the insulator by the baffle protrusion can be realized, the shield cover can effectively insulate and shield the area side of the connection part of the base and the iron cross arm, and based on the design of the protection structure, the circuit grounding fault can not occur when the lightning protection fastener is adjusted under the condition that the overhead line is electrified. After the lightning protection wire clamp is adjusted, the insulation cone in the lightning protection electricity testing ring dismounting tool independently arranged outside is used for dismounting.
The adjusting of the relative position between the cover plate body and the shielding cover shell can be realized by adjusting the matching position of the shielding cover shell and the screw rod, and the insulating nut is used for fixing the position of the shielding cover shell after the adjusting is finished.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (6)
1. The utility model provides an insulating cover that shields suitable for pin insulator which characterized in that:
the method comprises the following steps: the shielding cover comprises a cover plate body (1) and at least two shielding cover shells (2) matched and connected with the cover plate body (1);
the middle part of the top of the cover plate body (1) is provided with a shielding bulge (3), and two insulating fixing pieces (4) positioned on the side wall of the shielding bulge are symmetrically arranged on the shielding bulge; the bottom of the side wall of the cover plate body (1) is provided with an adapter tube (5);
the longitudinal section of the shielding housing (2) is of an inverted U-shaped structure, and the two shielding housings (2) can be symmetrically buckled on two sides of the shielding bulge (3); the side wall of one side of the shielding cover shell (2) can be fixedly connected with the side wall of the cover plate body (1) through the insulating fixing piece (4).
2. The insulating shield for a pin insulator of claim 1, wherein: the insulating fixing member (4) includes: the cover plate comprises an insulation screw rod (41) fixedly connected to the side wall of the cover plate body (1) and an insulation nut (42) matched with the free end of the insulation screw rod (41).
3. An insulating shield for a pin insulator according to claim 1 or 2, wherein: and a stroke hole (21) extending in the horizontal direction is formed in the side wall of one side of the shielding housing (2) fixedly connected with the housing plate body (1).
4. An insulating shield for a pin insulator according to claim 2, wherein: the cover plate further comprises two additional plates (6) which are integrally formed with the cover plate body (1);
the insulating screw (41) includes: the screw rod is integrally formed with the screw cap; the screw cap is exposed on the side wall of the cover plate body (1); the thickness of the additional plate (6) is the same as that of the screw cap, and the bottom of the additional plate is provided with a curved groove matched and connected with the screw cap; the top edge of the additional plate (6) is level with the top edge of the cover plate body (1).
5. An insulating shield for a pin insulator according to claim 3, wherein: the stroke hole (21) is of a U-shaped structure.
6. An insulating shield for a pin insulator according to claim 1 or 2, wherein: an operating rod (51) is connected in the connecting pipe (5).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020395181.3U CN212114542U (en) | 2020-03-25 | 2020-03-25 | Insulating shielding cover suitable for pin insulator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020395181.3U CN212114542U (en) | 2020-03-25 | 2020-03-25 | Insulating shielding cover suitable for pin insulator |
Publications (1)
Publication Number | Publication Date |
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CN212114542U true CN212114542U (en) | 2020-12-08 |
Family
ID=73639271
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202020395181.3U Active CN212114542U (en) | 2020-03-25 | 2020-03-25 | Insulating shielding cover suitable for pin insulator |
Country Status (1)
Country | Link |
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CN (1) | CN212114542U (en) |
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2020
- 2020-03-25 CN CN202020395181.3U patent/CN212114542U/en active Active
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