CN211319850U - Well heavy ice district compact type circuit phase conductor I type insulator chain that dangles - Google Patents
Well heavy ice district compact type circuit phase conductor I type insulator chain that dangles Download PDFInfo
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- CN211319850U CN211319850U CN202020271220.9U CN202020271220U CN211319850U CN 211319850 U CN211319850 U CN 211319850U CN 202020271220 U CN202020271220 U CN 202020271220U CN 211319850 U CN211319850 U CN 211319850U
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Abstract
The utility model provides a well heavy ice district compact line lower phase conductor I type insulator string that dangles, including I type insulator string body that dangles, adopt single hanging point structural design, I type insulator string body that dangles is including the yoke plate that dangles, the yoke plate that dangles connects first composite insulator through first WS type socket link plate, first composite insulator connects the PT adjusting plate through first U type link, the PT adjusting plate passes through second WS type socket link plate and connects second composite insulator, second composite insulator is connected to the iron tower through QH type bulb link and second U type link, be equipped with the DB adjusting plate between first U type link and the PT adjusting plate, the DB adjusting plate sets up in the direction of following the way. Utilize the utility model discloses, can improve the armour clamp cluster and heavily ice the tensile ability of anti vertical unbalance tension in the anti, improve the length matching ability of armour clamp cluster length and lower V type cluster that dangles, improve the fail safe nature of compact line way operation.
Description
Technical Field
The utility model relates to a transmission line accessory, concretely relates to well heavy ice district compact line lower phase conductor insulator chain that dangles.
Background
With the increasing tension of power transmission line channels, more and more lines adopt compact technical schemes to compress power transmission line corridors, but the included angle of a V-shaped string is generally 135 degrees due to the large size of a tower window of a lower conductor of the compact line, the lower V-shaped string has limited vertical load bearing capacity, and I-shaped suspension strings are frequently required to be added to share part of vertical load of the conductor. However, the PT adjusting plate of the conventional compact lower phase conductor I-shaped suspension string is arranged in the direction of a transverse conductor to rotate, and is easy to damage under the action of longitudinal unbalanced tension of a conductor in a medium-weight ice area, so that string falling risks occur, the length adjusting capacity of the whole string is limited, and the whole string is difficult to match with the lower phase V-shaped suspension string, so that the added suspension I string cannot play a corresponding role in sharing vertical load.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that, overcome prior art not enough, provide one kind and can effectively improve the I type and hang insulator chain's anti vertical unbalanced tension, the heavy ice district of fail safe nature is with compact type line V type insulator chain that hangs down.
The utility model provides a technical scheme that its technical problem adopted is, a well heavy ice district compact line circuit lower phase conductor I type insulator chain that dangles, including the I type insulator chain body that dangles, adopt single string point structural design, the I type insulator chain body that dangles is including the yoke plate that dangles, the yoke plate that dangles connects first composite insulator through first WS type socket link plate, first composite insulator connects the PT adjusting plate through first U type link, the PT adjusting plate passes through second WS type socket link plate and connects second composite insulator, second composite insulator is connected to the iron tower through QH type bulb link and second U type link, be equipped with the DB adjusting plate between first U type link and the PT adjusting plate, the DB adjusting plate sets up in the line direction of following.
Further, the suspension connecting plates are lower-phase V-shaped suspension series plates.
Further, the structural height of the first composite insulator and the structural height of the second composite insulator are more than or equal to 4450 mm.
The utility model discloses a set up the DB adjusting plate between first U type link and PT adjusting plate to with the DB adjusting plate setting in same direction as the line direction, effectively improved the anti vertical unbalanced tensile ability of gold utensil cluster in anti well heavy ice district that dangles, improved the gold utensil cluster length of dangling and the length matching ability of lower V type cluster. Therefore, utilize the utility model discloses, can effectively improve the fail safe nature of compact circuit operation.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the present invention in a forward direction;
FIG. 2 is a side view of the embodiment shown in FIG. 1;
figure 3 is a schematic structural diagram of a compact type circuit lower conductor I-shaped suspension string in the direction of the line in the prior art,
fig. 4 is a side view of the structure shown in fig. 3.
In the figure: the suspension insulator string comprises a 1-I type suspension insulator string body, a 2-suspension yoke plate, a 3-first WS type socket hanging plate, a 4-first composite insulator, a 5-first U type hanging ring, a 6-PT adjusting plate, a 7-second WS type socket hanging plate, an 8-second composite insulator, a 9-QH type ball head hanging ring, a 10-second U type hanging ring, an 11-DB adjusting plate and a 12-PD hanging plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Referring to fig. 1, this embodiment includes I type insulator chain body 1 that dangles, adopts single hanging point structural design, I type insulator chain body 1 that dangles includes yoke plate 2 that dangles, yoke plate 2 that dangles connects first composite insulator 4 through first WS type socket link plate 3, first composite insulator 4 connects PT adjusting plate 6 through first U type link 5, PT adjusting plate 6 connects second composite insulator 8 through second WS type socket link plate 7, second composite insulator 8 is connected to iron tower (not shown in the figure) through QH type bulb link 9 and second U type link 10, be equipped with DB adjusting plate 11 between first U type link 5 and the PT adjusting plate 6.
The suspension connecting plates 2 are lower-phase V-shaped suspension series plates.
The structure height of the first composite insulator and the second composite insulator is 4450 mm.
In the embodiment, on the basis of the existing compact line lower phase conductor I-shaped suspension string, the PT adjusting plate 6 is arranged in the direction along the line, namely, the PT adjusting plate 6 is installed by rotating 90 degrees on the original basis, and the connection between the first U-shaped suspension ring 5 and the PT adjusting plate 6 in the I-shaped suspension insulator string body is replaced by the DB adjusting plate 11 through the PD hanging plate 12, so that the capability of resisting the longitudinal unbalanced tension of a medium-heavy ice area of the compact line lower phase conductor I-shaped suspension string is improved, the length of the I-shaped suspension insulator string is adjusted by adjusting the length of the DB adjusting plate 11, the flexible adjusting capability is realized, the length matching capability with the lower phase V-shaped string is improved, the stress of the I-shaped suspension insulator string can be ensured, and the safety and reliability of the operation of the compact line are improved.
Various modifications and variations of the present invention may be made by those skilled in the art, and they are still within the scope of the present invention, provided they are within the scope of the claims of the present invention and their equivalents.
What is not described in detail in the specification is prior art that is well known to those skilled in the art.
Claims (3)
1. The utility model provides a well heavy ice district compact line lower phase conductor I type insulator string that dangles, includes I type insulator string body that dangles, adopts single hanging point structural design, I type insulator string body that dangles is including the yoke plate that dangles, the yoke plate that dangles connects first composite insulator through first WS type socket link plate, first composite insulator connects the PT adjusting plate through first U type link, the PT adjusting plate passes through second WS type socket link plate and connects second composite insulator, second composite insulator is connected to the iron tower through QH type bulb link and second U type link, its characterized in that: be equipped with the DB adjusting plate between first U type link and the PT adjusting plate, the DB adjusting plate sets up on following the circuit direction.
2. The mid-weight ice region compact line lower conductor I-type suspension insulator string of claim 1, wherein:
the suspension connecting plates are lower-phase V-shaped suspension series plates.
3. The mid-weight ice region compact line lower conductor I-type suspension insulator string of claim 1 or 2, wherein: the structural height of the first composite insulator and the second composite insulator is more than or equal to 4450 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020271220.9U CN211319850U (en) | 2020-03-06 | 2020-03-06 | Well heavy ice district compact type circuit phase conductor I type insulator chain that dangles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020271220.9U CN211319850U (en) | 2020-03-06 | 2020-03-06 | Well heavy ice district compact type circuit phase conductor I type insulator chain that dangles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211319850U true CN211319850U (en) | 2020-08-21 |
Family
ID=72083066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020271220.9U Active CN211319850U (en) | 2020-03-06 | 2020-03-06 | Well heavy ice district compact type circuit phase conductor I type insulator chain that dangles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211319850U (en) |
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2020
- 2020-03-06 CN CN202020271220.9U patent/CN211319850U/en active Active
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