CN217999137U - Composite insulating tower material - Google Patents
Composite insulating tower material Download PDFInfo
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- CN217999137U CN217999137U CN202221315933.6U CN202221315933U CN217999137U CN 217999137 U CN217999137 U CN 217999137U CN 202221315933 U CN202221315933 U CN 202221315933U CN 217999137 U CN217999137 U CN 217999137U
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- tower
- core rod
- insulation
- tower material
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Abstract
The utility model belongs to the technical field of the overhead transmission of electricity is insulating, specifically provide a composite insulation tower material. The composite insulation tower material comprises a core rod, and a yoke plate and a crimping hardware fitting which are positioned at two ends of the core rod, wherein the core rod is connected with the yoke plate through the crimping hardware fitting, and the periphery of the core rod is wrapped with an insulation coating. The utility model discloses take the method of changing partial iron tower auxiliary material, change the original angle steel of iron tower into the compound insulation tower material with length, change the back, the both ends of this compound insulation tower material position are insulating state, have effectively increased insulation distance. Compare with the mode that adopts the long regulation of increasing insulator cluster to climb or adopt compound cross arm, the utility model discloses simple structure, convenient operation need not check tower head clearance structure and wire sag, the alternately leap-over distance isoparametric of wire, also need not change iron tower cross arm overall structure, and the convenient middle-phase and compact iron tower window of tower window structure is inside to advance to be changed and is reformed transform, and the transformation fund input is little, and it is simple convenient to reform transform, and is practical effective.
Description
Technical Field
The utility model belongs to the technical field of the overhead transmission of electricity is insulating, concretely relates to compound insulation tower material.
Background
In order to effectively avoid the occurrence of overhead transmission line faults such as pollution flashover, windage yaw, bird damage, air gap breakdown and the like, an electric power enterprise spends a large amount of funds each year to perform technical transformation work, and the general transformation mode is as follows:
(1) The number of the porcelain/glass insulators is increased or longer composite insulators are replaced, so that the insulation creepage distance and the gap distance are effectively increased;
(2) And the composite cross arm is adopted to increase the insulation creepage distance and the clearance distance.
However, in the process of implementing the technical solution in the embodiment of the present application, the inventors of the present application found that the above-mentioned technology has at least the following technical problems:
(1) By adopting the technology of increasing the length of the insulator string for climbing adjustment, the tower head gap structure, the parameters such as the conductor sag, the conductor crossing span distance and the like need to be comprehensively checked, and the adjustment cannot be carried out if the parameters are not satisfied;
(2) The composite cross arm is adopted to increase the insulation creepage distance and the clearance distance, the whole structure of the iron tower cross arm needs to be replaced, the capital investment is large, the existing iron tower composite cross arm is completely applied to the side cross arm, and no effective solution is available for the middle phase of the tower window structure and the internal transformation of the compact iron tower window.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at the problem to prior art existence, provide a composite insulation tower material, assist the material through the part iron tower with on the original overhead transmission line and change into the utility model discloses a composite insulation tower material, this composite insulation tower material position both ends are insulating state, effectively increase insulation distance.
In order to realize the technical purpose, the utility model adopts the following technical proposal:
a composite insulating tower material comprises a core rod, and a yoke plate and a crimping hardware fitting which are positioned at two ends of the core rod, wherein the core rod is connected with the yoke plate through the crimping hardware fitting, and the periphery of the core rod is wrapped with an insulating coating.
Furthermore, a plurality of bolt eye holes for connection are arranged on the yoke plate.
Furthermore, the number and the aperture size of the bolt holes are set according to the original connecting plate of the tower material needing to be replaced on site.
Further, the overall length dimension of the composite insulating tower material is the same as the length dimension of the original tower material to be replaced.
Further, the core rod is made of a glass fiber reinforced resin rod.
Furthermore, the insulating coating is made of high molecular polymer taking silicon rubber as a matrix.
Compared with the prior art, the utility model discloses produced beneficial effect is:
the technical scheme of the utility model, take the method of changing partial iron tower auxiliary material, change the original angle steel of iron tower into the compound insulation tower material with length, change the back, the both ends of this compound insulation tower material position are insulating state, have effectively increased insulation distance. Compare with the mode that adopts the long regulation of increasing insulator cluster to climb or adopt compound cross arm, the technical scheme of the utility model simple structure, convenient operation need not check tower head clearance structure and wire sag, wire alternately span distance isoparametric, also need not change iron tower cross arm overall structure, and the convenient transformation of changing of well and compact iron tower window inside progress of tower window structure, the transformation fund input is little, and it is simple convenient to reform transform, and is practical effective.
Drawings
Fig. 1 is a schematic structural view of a composite insulating tower material according to an embodiment of the present invention;
the symbols in the figure illustrate: 1-a yoke plate; 2-bolt eye; 3-crimping hardware fittings; 4-insulating coating; 5-core rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Referring to fig. 1, an embodiment of the present invention provides a composite insulating tower material, including a core rod 5, a yoke plate 1 and a crimping fitting 3 located at two ends of the core rod 5, wherein the core rod 5 is connected to the yoke plate 1 through the crimping fitting 3, and an insulating coating 4 is wrapped around the core rod 5; the connecting plate 1 is provided with a plurality of bolt holes 2 for connection, and the number and the aperture of the bolt holes 2 are set according to the original connecting plate of which the tower material needs to be replaced on site; the overall length dimension of the composite insulating tower material is the same as the length dimension of the original tower material to be replaced. After the original tower material is replaced by the composite insulating tower material, two ends of the position of the composite insulating tower material are in an insulating state, the insulating distance is effectively increased, and meanwhile, the earth potential part of the iron tower is adjusted and moved to be a non-vertical position on one side of the composite insulating tower material from the original position vertical to the electrified part, so that the insulating creepage distance and the clearance distance between the electrified part of the iron tower and the earth potential are increased.
In addition, in the embodiment of the present invention, the core rod 5 is made of a glass fiber reinforced resin rod, and has a high tensile strength (greater than 1100 Mpa), which is about 1.5 to 2 times that of a common steel material; in addition, the core rod 5 also has good vibration damping property, creep resistance and fatigue fracture resistance; the insulating coating 4 used outside the composite insulating tower material is made of high molecular polymer taking silicon rubber as a matrix, and has the advantages of good corrosion resistance, aging resistance and the like.
Compare with the mode that adopts the long regulation of increasing insulator cluster to climb or adopt compound cross arm, the technical scheme of the utility model simple structure, convenient operation need not check tower head clearance structure and wire sag, wire alternately span distance isoparametric, also need not change iron tower cross arm overall structure, and the convenient transformation of changing of well and compact iron tower window inside progress of tower window structure, the transformation fund input is little, and it is simple convenient to reform transform, and is practical effective.
The above description is only an example of the present application and is not intended to limit the present invention. Any modification, equivalent replacement, and improvement made within the scope of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The composite insulating tower material is characterized by comprising a core rod (5), and a yoke plate (1) and a crimping hardware fitting (3) which are positioned at two ends of the core rod (5), wherein the core rod (5) is connected with the yoke plate (1) through the crimping hardware fitting (3), and an insulating coating (4) is wrapped on the periphery of the core rod (5).
2. A composite insulating tower material according to claim 1, characterized in that said yoke plate (1) is provided with a plurality of bolt eye holes (2) for connection.
3. The composite insulation tower material according to claim 2, wherein the number and the size of the bolt eyelets (2) are set according to the original yoke plate of the tower material to be replaced on site.
4. A composite insulating tower according to any of claims 1 to 3, wherein the overall length dimension of the composite insulating tower is the same as the length dimension of the original tower to be replaced.
5. The composite insulation tower material according to claim 4, wherein the core rod (5) is made of a glass fiber reinforced resin rod.
6. The composite insulation tower material according to claim 5, wherein the insulation coating (4) is made of a high molecular polymer using silicon rubber as a matrix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221315933.6U CN217999137U (en) | 2022-05-27 | 2022-05-27 | Composite insulating tower material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221315933.6U CN217999137U (en) | 2022-05-27 | 2022-05-27 | Composite insulating tower material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217999137U true CN217999137U (en) | 2022-12-09 |
Family
ID=84291995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221315933.6U Active CN217999137U (en) | 2022-05-27 | 2022-05-27 | Composite insulating tower material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217999137U (en) |
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2022
- 2022-05-27 CN CN202221315933.6U patent/CN217999137U/en active Active
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