CN220527642U - High strength link fitting subassembly - Google Patents
High strength link fitting subassembly Download PDFInfo
- Publication number
- CN220527642U CN220527642U CN202321970419.0U CN202321970419U CN220527642U CN 220527642 U CN220527642 U CN 220527642U CN 202321970419 U CN202321970419 U CN 202321970419U CN 220527642 U CN220527642 U CN 220527642U
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- Prior art keywords
- plates
- composite
- plate
- high strength
- link fitting
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- 239000002131 composite material Substances 0.000 claims abstract description 30
- 239000003973 paint Substances 0.000 claims abstract description 5
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 3
- 239000008397 galvanized steel Substances 0.000 claims description 3
- 230000002265 prevention Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000002087 whitening effect Effects 0.000 description 1
Abstract
The utility model discloses a high-strength connecting fitting assembly, and belongs to the field of electric power fitting manufacturing; the high-strength connecting fitting assembly comprises a composite yoke plate and a connecting assembly, wherein the composite yoke plate comprises two yoke plates which are arranged in opposite directions, and a plurality of through holes are formed in the lower sides of the two yoke plates and are used for realizing the position adjustability of the connecting fitting; mounting holes for connecting and fixing the connecting components are formed in the peripheral edges of the two connecting plates; the two connecting plates are fixedly connected by a connecting component; according to the utility model, the corona prevention covers are fixedly arranged on the outer sides of the two connecting plates, and the corona prevention paint is uniformly smeared on the surfaces of the composite connecting plates, so that the phenomenon of corona discharge generated in the using process of the connecting hardware fitting is effectively prevented.
Description
Technical Field
The utility model belongs to the field of electric power fitting manufacturing, and particularly relates to a high-strength connecting fitting assembly.
Background
The hardware fitting for connecting and combining insulators, suspension clamps, strain clamps, protection hardware fittings and the like into suspension or strain strings (groups) is called a connecting hardware fitting, and the connecting hardware fitting is the most complicated electric power hardware fitting in overhead transmission line hardware fittings. The link fitting is used for assembling the suspension insulator into a string and hanging on the tower cross arm.
Corona, which is a phenomenon in which partial discharge occurs on the surface of a charged body in a gas or liquid medium, often occurs around a high-voltage wire and near the tip of the charged body, and can generate ozone, nitrogen oxide, and other substances. On substations and lines above 110kV, an optical layer similar to a solar corona often appears, and sounds of 'Curve' and 'performance' are emitted. Corona energy consumes electrical energy and interferes with radio waves.
The corona produces heat effect and oxides of ozone and nitrogen to raise local temperature in the coil, which causes deterioration and carbonization of the adhesive, strand insulation and mica whitening, and further loosens and shorts the strands and ages the insulation.
At present, a connecting hardware assembly lacks an anticorona measure, a circuit can have serious potential discharge hazards, and huge potential safety hazards exist.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a high-strength connecting fitting assembly which can effectively prevent the phenomenon of corona discharge in the using process of the connecting fitting, has a simple structure and is convenient to produce and install.
The utility model relates to a high-strength connecting fitting assembly, which comprises a composite yoke plate and a connecting assembly, wherein the composite yoke plate comprises two yoke plates which are oppositely arranged, and a plurality of through holes are formed in the lower sides of the two yoke plates and are used for realizing the position adjustability of the connecting fitting; mounting holes for connecting and fixing the connecting components are formed in the peripheral edges of the two connecting plates; the two connecting plates are fixedly connected by a connecting component.
As a further improvement of the utility model, the connecting component comprises a connecting cylinder, a connecting plate, a supporting plate and an anti-corona cover; a connecting cylinder is fixedly arranged on the supporting plate, the connecting cylinder is a cylindrical hollow cylinder, a connecting hole is formed in the center of the upper end of the connecting cylinder, and the connecting hole penetrates to the upper side of the supporting plate; the connecting hole in the connecting cylinder is provided with threads and is used for connecting other hardware fitting components; two opposite connecting plates are fixedly arranged on the lower side of the supporting plate, and a light hole is formed in each connecting plate and used for connecting the composite yoke plates; the outer sides of the two connecting plates are fixedly provided with anti-corona covers.
As a further improvement of the utility model, the connection assembly and the composite yoke plate are fixed by bolts.
As a further improvement of the utility model, the surface of the composite yoke plate is uniformly coated with the corona-proof paint.
As a further improvement of the utility model, the two yoke plates of the composite yoke plate are trapezoidal.
As a further development of the utility model, the two webs of the composite web are made of hot-dip galvanized steel.
As a further improvement of the utility model, the lower sides of the two connecting plates are provided with a plurality of through holes which are arranged in opposite directions and are symmetrical to each other.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the corona prevention covers are fixedly arranged on the outer sides of the two connecting plates, and the corona prevention paint is uniformly smeared on the surfaces of the composite connecting plates, so that the phenomenon of corona discharge generated in the using process of the connecting hardware fitting is effectively prevented.
2. The strength of the composite yoke plate is further enhanced by the connecting assembly, and the use requirements of different types of hardware fittings can be met by adjusting the position of the connecting device.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic structural view of a composite yoke plate according to the present utility model;
FIG. 3 is a schematic view of a connecting assembly according to the present utility model;
FIG. 4 is a schematic illustration of the connection assembly and the composite yoke plate of the present utility model;
FIG. 5 is a schematic view of the structure of the bolt of the present utility model;
fig. 6 is a cross-sectional view of the composite yoke plate and connection assembly connection of the present utility model.
Detailed Description
First embodiment: referring to fig. 1-6, a high-strength connecting fitting assembly can effectively prevent corona discharge during use of the connecting fitting.
The utility model provides a high strength link fitting subassembly includes compound yoke plate 1 and coupling assembling 3, and compound yoke plate 1 is provided with a plurality of through-hole 2 including two yoke plates that set up in opposite directions, two yoke plate downside for realize the position adjustability of link fitting.
The edge all around of two yoke plates is provided with the mounting hole that is used for connecting fixed connection subassembly, and the mounting hole of seting up on two yoke plates sets up in opposite directions, and the mounting hole link up the yoke plate, and the mounting hole is the locating hole, uses screw rod 8 in the connection, and screw rod 8 is non-standard piece screw rod, including one section take hexagon nut's polished rod and threaded rod.
The threaded rod is fixedly arranged in front of the polished rod, the hexagonal nut is arranged at the rearmost side of the polished rod and used for fixedly connecting the connecting plate, and chamfer angles are arranged at the front ends of the threaded rod and the polished rod so as to facilitate installation; the screw rod 8 is coaxially arranged on the mounting hole, the screw rod 8 penetrates through the mounting holes and the connecting assembly of the two yoke plates, transition fit is formed between the screw rod 8 and the mounting holes, the threaded rod extending out of the yoke plate part is fixed by the nut and the yoke plate, the nut and the yoke plate are mutually clung, and the two yoke plates are fixedly arranged through the screw rod 8.
The connecting assembly 3 in the high-strength connecting fitting assembly comprises a connecting cylinder 4, a connecting plate 7, a supporting plate 5 and an anti-corona cover 6; the center of the upper end of the supporting plate 5 is fixedly connected with the lower end of the connecting cylinder 4; the connecting cylinder 4 is a cylindrical hollow cylinder, and a connecting hole is formed in the center of the upper end of the connecting cylinder 4 and penetrates to the upper side of the supporting plate 5.
The connecting hole in the connecting cylinder 4 is provided with threads and is used for connecting other hardware fittings through parts such as a screw rod and the like; two ends of the lower side of the supporting plate 5 are fixedly connected with the upper ends of the corresponding connecting plates 7 respectively; the distance between the opposite sides of the two connecting plates 7 is equal to or slightly larger than the thickness of the composite yoke plate 1; the lateral walls of the two connecting plates 7 are provided with through unthreaded holes 9, and the two unthreaded holes 9 are oppositely arranged and mutually symmetrical and are used for connecting the composite yoke plates 1. During installation, the inner side surface of the connecting plate 7 is in abutting joint with the outer side surface of the composite yoke plate 1; the light hole 9 is coaxial with the mounting hole and is connected using a screw 8.
The outer side surfaces of the two connecting plates 7 are fixedly connected with the inner side surface of the anti-corona cover 6; the anti-corona cover 6 is a thin shell annularly arranged at the peripheral edge of the connecting plate 7, and the height of the anti-corona cover 6 is larger than the thickness of a nut at the joint of the mounting holes of the composite yoke plate 1, so that the connecting bolt can be completely protected.
The connecting component 3 and the composite yoke plate 1 are fixed by a screw rod 8, and the nut is a hexagonal nut.
The surface of the composite yoke plate 1 is uniformly coated with corona-proof paint.
The two yoke plates of the composite yoke plate 1 are trapezoidal.
The two yoke plates of the composite yoke plate 1 are made of hot dip galvanized steel.
The two yoke plates downside is provided with a plurality of through-hole 2, and a plurality of through-holes 2 are for setting up in opposite directions, and mutual symmetry, through-hole 2 run through the yoke plate.
Claims (7)
1. The utility model provides a high strength link fitting subassembly which characterized in that: the connecting device comprises a composite connecting plate (1) and a connecting assembly (3), wherein the composite connecting plate (1) comprises two connecting plates which are arranged in opposite directions, and a plurality of through holes (2) are formed in the lower sides of the two connecting plates and are used for realizing the position adjustability of connecting hardware fittings; mounting holes for connecting and fixing the connecting assembly (3) are formed in the peripheral edges of the two connecting plates; the two connecting plates are fixedly connected by a connecting component (3).
2. The high strength link fitting assembly of claim 1, wherein: the connecting component (3) comprises a connecting cylinder (4), a connecting plate (7), a supporting plate (5) and an anti-corona cover (6); a connecting cylinder (4) is fixedly arranged on the supporting plate (5), the connecting cylinder (4) is a cylindrical hollow cylinder, a connecting hole is formed in the center of the upper end of the connecting cylinder (4), and the connecting hole penetrates to the upper side of the supporting plate (5); the connecting hole in the connecting cylinder (4) is provided with threads and is used for connecting other hardware fittings; two opposite connecting plates (7) are fixedly arranged on the lower side of the supporting plate (5), and a light hole (9) is formed in each connecting plate (7) and used for connecting the composite yoke plates; the outer sides of the two connecting plates (7) are fixedly provided with anti-corona covers (6).
3. The high strength link fitting assembly of claim 1, wherein: the connecting component (3) and the composite yoke plate (1) are fixed by bolts.
4. The high strength link fitting assembly of claim 1, wherein: the surface of the composite yoke plate (1) is uniformly coated with corona-proof paint.
5. The high strength link fitting assembly of claim 1, wherein: two connecting plates of the composite connecting plate (1) are trapezoidal.
6. The high strength link fitting assembly of claim 1, wherein: the two connecting plates of the composite connecting plate (1) are made of hot dip galvanized steel.
7. The high strength link fitting assembly of claim 1, wherein: the lower sides of the two connecting plates are provided with a plurality of through holes (2), and the through holes (2) are arranged in opposite directions and are symmetrical to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321970419.0U CN220527642U (en) | 2023-07-25 | 2023-07-25 | High strength link fitting subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321970419.0U CN220527642U (en) | 2023-07-25 | 2023-07-25 | High strength link fitting subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220527642U true CN220527642U (en) | 2024-02-23 |
Family
ID=89936579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321970419.0U Active CN220527642U (en) | 2023-07-25 | 2023-07-25 | High strength link fitting subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220527642U (en) |
-
2023
- 2023-07-25 CN CN202321970419.0U patent/CN220527642U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |