CN112271676B - 500 KV suspension hanging plate and V-shaped suspension structure in high-altitude area - Google Patents
500 KV suspension hanging plate and V-shaped suspension structure in high-altitude area Download PDFInfo
- Publication number
- CN112271676B CN112271676B CN202011271029.5A CN202011271029A CN112271676B CN 112271676 B CN112271676 B CN 112271676B CN 202011271029 A CN202011271029 A CN 202011271029A CN 112271676 B CN112271676 B CN 112271676B
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- China
- Prior art keywords
- hanging
- hanging plate
- wire clamp
- holes
- plate body
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- 239000000725 suspension Substances 0.000 title claims description 21
- 239000012212 insulator Substances 0.000 claims description 16
- 229910052573 porcelain Inorganic materials 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/05—Suspension arrangements or devices for electric cables or lines
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/05—Suspension arrangements or devices for electric cables or lines
- H02G7/053—Suspension clamps and clips for electric overhead lines not suspended to a supporting wire
Landscapes
- Insulators (AREA)
Abstract
The invention discloses a 500 KV hanging plate and a V-shaped hanging structure in a high-altitude area, which relate to the technical field of hanging string connecting hardware structures, and mainly adopt an integrally formed hanging plate body, so that the structural style of 'triangle yoke plate + parallel hanging plate + triangle yoke plate' in the traditional mode is simplified, meanwhile, an opening is formed in the whole hanging plate body, the self weight and the material consumption of the hanging plate body are reduced, and the hanging plate is more suitable for the high-altitude area with inconvenient component transportation and poorer installation environment; in addition, the invention optimizes and improves the positions of the wire clamp hanging holes for installing the wire clamps on the hanging plate body, so that the four wire clamp hanging holes are distributed on the circumference of a virtual circle with the center at the center of the opening; the structure arrangement mode can ensure that the split spacing of each sub-wire can be strictly arranged according to the electrical requirement, thereby meeting the vibration-proof requirement of the ultra-high voltage circuit, and also ensuring that most of the structures on the whole hardware fitting can participate in bearing the wire load.
Description
Technical Field
The invention relates to the technical field of hanging series connection hardware structures, in particular to a 500 kilovolt hanging plate and a V-shaped hanging structure in a high-altitude area.
Background
The environment in the high-altitude area has the characteristics of inconvenient transportation and severe outdoor environment, and the construction of the line is also affected to a certain extent. In the conventional mode, the hanging plate is used as a hardware fitting for connecting the insulator string and the wire clamp, and is generally in a structural style of 'triangle yoke plate + parallel hanging plate + triangle yoke plate', so that the hanging plate has the advantages of more components, complex installation and large material consumption, and the construction/transportation cost of the high-voltage line in the high-altitude area is high and the construction period is long.
Therefore, how to reduce the material consumption of hardware fittings, simplify the structure, and ensure the reliability of the transmission of the lead load while reducing the material consumption and the structure so as to reduce the construction and transportation cost becomes a technical problem to be solved in the high-voltage line construction process in the high-altitude area.
Disclosure of Invention
The invention aims to provide a 500 kilovolt suspension hanging plate for a high-altitude area, which reduces the material consumption of hardware fittings, simplifies the structural form of the hardware fittings, and further reduces the construction/transportation cost and the construction period.
Embodiments of the present invention are implemented as follows:
The 500 KV hanging plate in the high-altitude area comprises an integrally formed hanging plate body, wherein the hanging plate body mainly comprises a top plate part and two support arms which are symmetrically connected to the bottom edge of the top plate part at the left side and the right side and extend downwards, and the bottom edge of the top plate part between the two support arms is matched with the support arms at the two sides to form an opening which faces downwards and is used for accommodating a wire clamp;
The hanging plate body is also provided with four wire clamp hanging holes for installing wire clamps, the four wire clamp hanging holes are uniformly distributed at intervals along the circumference of a virtual circle horizontally extending along one axis, the center of the virtual circle is positioned at the center of the opening, two wire clamp hanging holes are respectively symmetrically arranged on the support arms at the left side and the right side, and the other two wire clamp hanging holes are symmetrically arranged on the bottom of the top plate part;
The hanging plate body is also provided with two connecting holes for connecting the insulator strings, and the two connecting holes are symmetrically distributed on the left side and the right side of the top plate part.
The invention mainly adopts the integrally formed hanging plate body, simplifies the structural style of 'triangle yoke plate + parallel hanging plate + triangle yoke plate' in the traditional mode, simultaneously, the whole hanging plate body is provided with an opening, reduces the self weight and the material consumption of the hanging plate body, and is more suitable for high altitude areas with inconvenient component transportation and poorer installation environment.
In addition, the invention optimizes and improves the positions of the wire clamp hanging holes for installing the wire clamps on the hanging plate body, so that the four wire clamp hanging holes are distributed on the circumference of a virtual circle with the center at the center of the opening; the structure arrangement mode can ensure that the split spacing of each sub-wire can be strictly arranged according to the electrical requirement, thereby meeting the vibration-proof requirement of the ultra-high voltage circuit, and also ensuring that most of the structures on the whole hardware fitting can participate in bearing the wire load.
Preferably, the connecting holes arranged on the left side and the right side of the top plate part and the corresponding side wire clamp hanging holes arranged on the top plate part are positioned on the same straight line perpendicular to the axis of the virtual circle, and the straight line passes through the wire clamp hanging holes on the support arm on the other side after passing through the axis of the virtual circle.
Preferably, the extending direction of the insulator string used for connection of the connection hole is consistent with the extending direction of the straight line passing through the connection hole.
This kind of structure setting can make fastener, wire and insulator chain after the installation, and the cooperation is the link plate body of an organic whole structure, and every tension that allies oneself with the insulator chain and applys can directly pass the fastener hanging hole that corresponds to make the gold utensil atress more even, and show the risk that reduces the gold utensil and receive the torsion and take place to incline, overturn.
Preferably, the wire clamp hanging hole arranged on the support arm is positioned above the bottom end of the support arm.
Preferably, the outer edges of the hanging plate bodies are smooth curves, so that the electromagnetic environment and audible corona noise of the hardware fitting are improved.
The invention also provides a 500 kilovolt V-shaped suspension structure for the high-altitude area, which comprises a suspension hanging plate, a wire clamp and a two-link suspension substring, wherein the suspension hanging plate is the 500 kilovolt suspension hanging plate for the high-altitude area.
Preferably, each connected hanging sub-string mainly comprises a trunnion hanging plate, a U-shaped hanging ring, a DB adjusting plate, a PT adjusting plate, a ball head hanging ring, a disc-shaped suspension porcelain insulator and a equalizing ring which are sequentially connected along one end of the hanging sub-string, which is used for being connected with a tower pole, to one end of the hanging sub-string, which is used for being connected with the hanging plate.
Preferably, the wire clamp is provided with a preformed armor rod.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following description will briefly describe the drawings in the embodiments, it being understood that the following drawings only illustrate some embodiments of the present invention and should not be considered as limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic front view of an embodiment 1 of the present invention;
FIG. 2 is a schematic side view of embodiment 1 of the present invention;
Fig. 3 is a schematic structural view of the hanging board in embodiment 1 provided by the present invention.
[ Detailed description ] of the preferred embodiments
The hanging plate comprises a hanging plate body, a top plate part, a 12-support arm, a 13-opening, a 14-wire clamp hanging hole, a 15-virtual circle, a 16-connecting hole and a 17-straight line, wherein the hanging plate body is provided with a plurality of connecting holes;
2-wire clamps and 21-preformed armor rods;
The device comprises a 3-insulator string, a 31-trunnion hanging plate, a 32-U-shaped hanging ring, a 33-DB adjusting plate, a 34-PT adjusting plate, a 35-ball hanging ring, a 36-disc-shaped suspension porcelain insulator and a 37-equalizing ring.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present invention and simplifying the description, and it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like in the description of the present invention, if any, are used for distinguishing between the descriptions and not necessarily for indicating or implying a relative importance.
Furthermore, the terms "horizontal," "vertical," and the like in the description of the present invention, if any, do not denote absolute levels or overhangs, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Example 1
Referring to fig. 1 and 2, the main body of embodiment 1 is a 500 kv V-shaped suspension structure in a high altitude area, which includes a suspension board, a wire clip 2 and two suspension substrings distributed in V-shape, wherein, referring to fig. 3, the suspension board includes:
The integrated hanging plate body 1 mainly comprises a top plate 11 and two support arms 12 symmetrically connected to the bottom edge of the top plate 11 at the left side and the right side and extending downwards, wherein the support arms 12 at the two sides are matched with the bottom edge of the top plate 11 between the two to form an opening 13 which faces downwards and is used for accommodating the wire clamp 2;
Four wire clamp hanging holes 14 for installing the wire clamp 2 are further formed in the hanging plate body 1, the four wire clamp hanging holes 14 are uniformly distributed at intervals along the circumference of a virtual circle 15 horizontally extending along one axis, the center of the virtual circle 15 is located at the center of the opening 13, two wire clamp hanging holes 14 are symmetrically formed in the support arms 12 on the left side and the right side respectively, and the other two wire clamp hanging holes 14 are formed in the bottom of the top plate part 11;
the hanging plate body 1 is also provided with two connecting holes 16 for connecting the insulator strings 3, and the two connecting holes 16 are symmetrically distributed on the left side and the right side of the bottom of the top plate 11.
In this embodiment, the hanging plate body 1 is in an integral structure, and can be transported and installed directly without an assembly process, so that the construction rate of a circuit can be remarkably increased during implementation.
Meanwhile, in this embodiment, since the hanging plate body 1 is provided with the opening 13, the whole hanging plate body is similar to a hollow pattern, and besides the opening 13 can form a space for placing the wire clamp 2, the wire clamp 2 is built-in, the weight and the material consumption of the hanging plate body 1 are reduced, and the hanging plate is particularly suitable for the construction of high-altitude high-voltage lines.
In addition, the present embodiment also optimizes and improves the positions of the wire clip hanging holes 14 on the hanging plate body 1 for installing the wire clip 2, so that the four wire clip hanging holes 14 are distributed over the circumference of a virtual circle 15 whose center is located at the center of the opening 13.
The split spacing of each sub-conductor can be arranged strictly according to the electrical specification requirement by the structural arrangement mode, and the vibration-proof requirement of the ultra-high voltage circuit is met.
In addition, in the preferred embodiment, the connecting holes 16 provided on the left and right sides of the top plate 11 and the corresponding side wire clip holes 14 provided on the top plate 11 are on the same straight line 17 perpendicular to the axis of the virtual circle 15, the straight line 17 passes through the wire clip holes 14 on the other side arm 12 after passing through the axis of the virtual circle 15, and the extending direction of the wire clip holes 16 for connecting the insulator strings 3 coincides with the extending direction of the straight line 17 passing through the connecting holes 16.
This arrangement is such that: after the lead, the wire clamp 2 and the insulator string 3 are installed, the hanging plate body 1 is matched to form an integrated structure, and the pulling force applied to the wire clamp body 1 by each insulator string 3 can directly pass through the corresponding wire clamp hanging hole 14, so that the stress of each wire clamp hanging hole 14 on the hardware fitting is more uniform, the torsion resistance is strong, and the risk of the hardware fitting being twisted due to inconsistent stress directions of each wire clamp hanging hole 14 is reduced. That is, the present embodiment ensures the reliability of the transmission of the load of the wire while reducing the material consumption and simplifying the structure.
In addition, as will be appreciated by those skilled in the art:
since the straight lines 17 pass through the centers of the corresponding wire-clamping holes 14 and the virtual circle 15, and since the wire-clamping holes 14 are in a pattern disposed on the circumference of the virtual circle 15, the two straight lines 17 are perpendicular to each other.
In the preferred embodiment, the wire clip hanging hole 14 provided on the support arm 12 is located above the bottom end of the support arm 12, so as to reduce the size of the whole hanging plate body 1 as much as possible, and further reduce the transportation cost and manufacturing cost of the hardware fitting.
Meanwhile, as a preferred embodiment, in this embodiment, the outer edges of the hanging plate body 1 are all in a smooth curve shape, so as to improve the electromagnetic environment and audible corona noise of the hardware fitting.
More specifically, in this embodiment, each of the hanging substrings is mainly composed of a trunnion hanging plate 31, a U-shaped hanging ring 32, a DB adjusting plate 33, a PT adjusting plate 34, a ball-end hanging ring 35, a disc-shaped hanging porcelain insulator 36, and a equalizing ring 37 which are sequentially connected along one end thereof for connection with the tower pole to one end thereof for connection with the hanging plate.
The implementation personnel can correspondingly select the suspension substring with specific construction style according to the specific requirements of the implementation personnel and the project.
Preferably, in this embodiment, the wire clip 2 is provided with a preformed armor rod 21 for connecting a cable, and the structural style of the preformed armor rod 21 is of a mature prior art, so that the embodiment is not tired, and an operator can select other structures from the prior art for connecting a cable.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The 500 KV hanging plate in the high-altitude area is characterized by comprising an integrally formed hanging plate body, wherein the hanging plate body mainly comprises a top plate part and two support arms which are symmetrically connected to the bottom of the top plate part along the left side and the right side and extend downwards, and the bottom edges of the top plate part between the two support arms are matched with the support arms along the two sides to form an opening which faces downwards and is used for accommodating a wire clamp;
The hanging plate body is also provided with four wire clamp hanging holes for installing wire clamps, the four wire clamp hanging holes are uniformly distributed at intervals along the circumference of a virtual circle horizontally extending along one axis, the center of the virtual circle is positioned at the center of the opening, two wire clamp hanging holes are respectively symmetrically arranged on the support arms at the left side and the right side, and the other two wire clamp hanging holes are symmetrically arranged on the bottom of the top plate part;
The hanging plate body is also provided with two connecting holes for connecting the insulator strings, and the two connecting holes are symmetrically distributed on the left side and the right side of the top plate part;
the connecting holes arranged on the left side and the right side of the top plate part and the corresponding side wire clamp hanging holes arranged on the top plate part are positioned on the same straight line perpendicular to the axis of the virtual circle, and the straight line passes through the wire clamp hanging holes on the support arm on the other side after passing through the axis of the virtual circle;
The extending direction of the insulator string used for connecting the connecting hole is consistent with the extending direction of the straight line passing through the connecting hole;
The wire clamp hanging hole arranged on the support arm is positioned above the bottom end of the support arm;
The outer edges of the hanging plate bodies are smooth curves.
2. A 500 kv V-shaped overhang structure for a high-altitude area, comprising an overhang hanging plate, a wire clamp and a two-link overhang substring, wherein the overhang hanging plate is the 500 kv overhang hanging plate for the high-altitude area according to claim 1.
3. The 500 kv V-shaped suspension structure for high altitude areas of claim 2, wherein each suspension string is mainly composed of a trunnion hanging plate, a U-shaped hanging ring, a DB adjusting plate, a PT adjusting plate, a ball-end hanging ring, a disc-shaped suspension porcelain insulator, and a equalizing ring sequentially connected along one end thereof for connection with a tower pole to one end thereof for connection with the suspension hanging plate.
4. The 500 kv V-shaped overhang structure in a high altitude area of claim 2, wherein the wire clamp is provided with a preformed armor rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011271029.5A CN112271676B (en) | 2020-11-13 | 2020-11-13 | 500 KV suspension hanging plate and V-shaped suspension structure in high-altitude area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011271029.5A CN112271676B (en) | 2020-11-13 | 2020-11-13 | 500 KV suspension hanging plate and V-shaped suspension structure in high-altitude area |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112271676A CN112271676A (en) | 2021-01-26 |
| CN112271676B true CN112271676B (en) | 2024-05-24 |
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| CN202011271029.5A Active CN112271676B (en) | 2020-11-13 | 2020-11-13 | 500 KV suspension hanging plate and V-shaped suspension structure in high-altitude area |
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| CN112271676A (en) | 2021-01-26 |
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