CN109577736A - Extra-high voltage can trample O&M composite insulation cross arm - Google Patents
Extra-high voltage can trample O&M composite insulation cross arm Download PDFInfo
- Publication number
- CN109577736A CN109577736A CN201910027806.2A CN201910027806A CN109577736A CN 109577736 A CN109577736 A CN 109577736A CN 201910027806 A CN201910027806 A CN 201910027806A CN 109577736 A CN109577736 A CN 109577736A
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- China
- Prior art keywords
- trample
- insulator
- extra
- cross arm
- high voltage
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/02—Structures made of specified materials
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/24—Cross arms
Abstract
The invention discloses extra-high voltages can trample O&M composite insulation cross arm, it is characterized in that, composite insulator can be trampled including two pull rod suspended compound insulators and two compression bar pillars, one end that all suspended compound insulators and pillar can trample composite insulator is all connect with hanging wire fitting；It includes core that the pillar, which can trample composite insulator, and silicon rubber umbrella skirt is equipped at intervals on the core and can trample full skirt；The two sides of the hanging wire fitting are separately connected first and press shading ring, and the both ends that the both ends of the suspended compound insulator and pillar can trample composite insulator respectively connect second and press shading ring.The advantages of there is the present invention mechanics to carry, easy to connect, wind-deviation, thunder and lightning breakdown.Shaft tower height and width of corridor are reduced, it is convenient that full skirt can trample later period operation and maintenance.
Description
Technical field
The present invention relates to composite insulation cross arm technical fields more particularly to extra-high voltage can trample O&M composite insulation cross arm.
Background technique
Currently, China's electric line is using structure based on steel tower, steel pipe pole, concrete frame, both ends are extended
Steel construction cross-arm.Since steel construction insulation performance is poor, both ends suspension insulator is needed to meet the insulating requirements of design, and with
The raising of voltage class, required insulator chain length increase, and main structure is caused to increase therewith.
For pillar composite insulation cross arm since this is as insulating element, resistance to filthy and thunder-lightning breakdown effect is prominent and interior
Plug is fibre reinforced composites component, excellent in mechanical performance.When using composite material cross arm between cross-arm and conducting wire not
Using suspension insulator, so as to reduce transmission tower tower head windage yaw discharge fault, while again unlike porcelain insulating cross-arm that
It is impaired that sample is easy embrittlement.Width of corridor and shaft tower height are reduced, has ensured the safe and reliable operation of transmission of electricity cable.
Most of pillar composite insulation cross arm uses internal composite material core, outer general injection or suit silicon rubber at this stage
The structure type of glue full skirt.The characteristics of silicon rubber is soft material, can not be trampled seriously constrains the operation and maintenance in later period.
CN107859417A discloses a kind of composite insulation cross arm: plug is in cylindrical structure, and plug outer surface is equipped with rubber
Plastic boot, plug both ends are equipped with the cartridge clamp of crimping.
The above method is soft material, the operation and maintenance easy damaged in later period there are rubber sheath.
CN106320797A discloses a kind of high voltage hard full skirt composite insulation cross arm and its preparation facilities and method:
By APG pressure gel injection technique on compound inslation round tube vacuum pouring hard circle full skirt.
Though above method outer cladding hard full skirt, hard full skirt have no prolonged application operating experience, in natural conditions and
It can not be fully relied under extreme high voltage band electro ultrafiltration.
Therefore, there is an urgent need to a kind of extra-high voltage combination pillars can trample O&M composite insulation cross arm, and can collect can trample
Full skirt material is integrated with silicon rubber cluster parachute material, it can meets long-term natural conditions and extra-high voltage electrified, and after facilitating
Phase operation and maintenance.
Summary of the invention
The purpose of the present invention is to solve the above-mentioned problems, and O&M composite insulation cross arm, power can be trampled by providing extra-high voltage
Carry, easy to connect, and thunder-lightning breakdown reduces shaft tower height and width of corridor, full skirt can trample later period operation and maintenance
It is convenient.
To achieve the goals above, the present invention adopts the following technical scheme:
Extra-high voltage can trample O&M composite insulation cross arm, including two pull rod suspended compound insulators and two compression bar pillars
Can trample composite insulator, all suspended compound insulators and pillar can trample one end of composite insulator all with hanging wire fitting
Connection；
It includes core that the pillar, which can trample composite insulator, and silicon rubber umbrella skirt is equipped at intervals on the core and can be trampled
Full skirt；
The two sides of the hanging wire fitting be separately connected first press shading ring, the both ends of the suspended compound insulator and
The both ends that pillar can trample composite insulator respectively connect second and press shading ring.
One end that the suspended compound insulator is not connect with hanging wire fitting is also connect with adjustable length structure fitting, is used
It is connect in shaft tower, is easily installed cooperation.
The pillar can trample one end that composite insulator is not connect with hanging wire fitting and also connect with connection gold utensil, for
Shaft tower connection.
It is described that trample full skirt to include but is not limited to be aliphatic epoxy resin or PE modified material.
The beveled structure for trampling full skirt is including but not limited to rectangular, round or ellipse.
The silicon rubber umbrella skirt and the length that can trample full skirt are respectively 30-60cm.Meet adult's stride length rule,
Full skirt can be trampled by trampling conducive to operation maintenance personnel.
The core uses glass fiber reinforced epoxy resin based composites.
Beneficial effects of the present invention:
The advantages of there is the present invention mechanics to carry, easy to connect, and thunder-lightning punctures.
Shaft tower height and width of corridor are reduced, full skirt can trample later period operation and maintenance conveniently, and core voidage is low, electricity
Performance is high.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Wherein, 1. pillars can trample composite insulator；2. silicon rubber umbrella skirt；3. full skirt can be trampled；4. the first pressure shielding
Ring；5. suspended compound insulator；6. adjustable length structure fitting, 7. second press shading ring.
Specific embodiment
The invention will be further described with embodiment with reference to the accompanying drawing.
Traditional steel construction cross-arm adds the form of suspension insulator, and there are windage yaw accidents, while the form increases whole tower
High and width of corridor；
Most of pillar composite insulation cross arm uses internal composite material core, outer general injection or suit silicon rubber at this stage
The structure type of glue full skirt.The characteristics of silicon rubber is soft material, can not be trampled seriously constrains the operation and maintenance in later period；
Hard full skirt has no prolonged application operating experience, can not be complete under natural conditions and extreme high voltage band electro ultrafiltration
By.
In view of the above problems, the present invention, which provides a kind of extra-high voltage, can trample O&M composite insulation cross arm, substitution steel construction is horizontal
Load plus suspension insulator form, so as to reduce transmission tower tower head windage yaw discharge fault, reduce width of corridor and
Shaft tower height has ensured the safe and reliable operation of transmission of electricity cable.
As shown in Figure 1, extra-high voltage can trample O&M composite insulation cross arm, including two 5 Hes of pull rod suspended compound insulator
Two compression bar pillars can trample composite insulator 1, and all suspended compound insulators and pillar can trample the one of composite insulator
End is all connect with hanging wire fitting；Two pull rods, two compression bars are connected as an entirety by a hanging wire fitting in the present invention.
It includes core that the pillar, which can trample composite insulator, and silicon rubber umbrella skirt 2 is equipped at intervals on the core and can be stepped on
Step on full skirt 3；
The two sides of the hanging wire fitting are separately connected one first and press shading ring 4, and first presses the size of 4 ring of shading ring
Need to guarantee the area of ring hanging wire fitting packet inside, the both ends of the suspended compound insulator and pillar can trample compound
The both ends of insulator respectively connect one second and press shading ring 7.First presses shading ring and the second pressure shading ring to play
The effect of weighing apparatus voltage.
What the present invention designed tramples composite insulation cross arm using " two draw the structure type of two pressures ", i.e., two suspension types are compound
Insulator is pull rod, and it is compression bar that two column support types, which can trample composite insulator, and common combination is that extra-high voltage combination pillar can trample again
Close insulator crossarm.The structural shape mechanics carries, easy to connect, and cross-arm length shortens, and reduces line corridor, non-maintaining, prevents
Thunder and lightning breakdown.
Full skirt and silicon rubber umbrella skirt, which can be trampled, (can not trample) what two parts can be trampled for the realization of same cross-arm product
Function.
One end that the suspended compound insulator is not connect with hanging wire fitting is also connect with adjustable length structure fitting 6,
For being connect with shaft tower, it is easily installed cooperation, also acts as the effect for avoiding the unilateral stress of suspension insulator.
The pillar can trample one end that composite insulator is not connect with hanging wire fitting and also connect with connection gold utensil, for
Shaft tower connection.
It is hard material that full skirt, which can be trampled, can for aliphatic epoxy resin or it is PE modified it is equal with some strength and
The hard material of electric property.Umbrella group structure should have wider contact surface, reduce damage when trampling to umbrella cover.Umbrella shape can be with
For the polymorphic structures such as rectangular, round, oval.
The silicon rubber umbrella skirt and the length that can trample full skirt are respectively 30-60cm.Meet adult's stride length rule,
Full skirt can be trampled by trampling conducive to operation maintenance personnel.
The core uses glass fiber reinforced epoxy resin based composites
Above-mentioned, although the foregoing specific embodiments of the present invention is described with reference to the accompanying drawings, not protects model to the present invention
The limitation enclosed, those skilled in the art should understand that, based on the technical solutions of the present invention, those skilled in the art are not
Need to make the creative labor the various modifications or changes that can be made still within protection scope of the present invention.
Claims (7)
1. extra-high voltage can trample O&M composite insulation cross arm, characterized in that including two pull rod suspended compound insulators and two
Compression bar pillar can trample composite insulator, all suspended compound insulators and pillar can trample one end of composite insulator all with
The connection of hanging wire fitting；
It includes core that the pillar, which can trample composite insulator, and silicon rubber umbrella skirt is equipped at intervals on the core and can trample umbrella
Skirt；
The two sides of the hanging wire fitting are separately connected first and press shading ring, the both ends of the suspended compound insulator and pillar
The both ends that composite insulator can be trampled respectively connect second and press shading ring.
2. extra-high voltage as described in claim 1 can trample O&M composite insulation cross arm, characterized in that the suspended compound insulator
The one end not connecting with hanging wire fitting is also connect with adjustable length structure fitting.
3. extra-high voltage as described in claim 1 can trample O&M composite insulation cross arm, characterized in that the pillar can trample compound
One end that insulator is not connect with hanging wire fitting is also connect with connection gold utensil.
4. extra-high voltage as described in claim 1 can trample O&M composite insulation cross arm, characterized in that the full skirt of trampling includes
But it is not limited to aliphatic epoxy resin or PE modified material.
5. the extra-high voltage as described in claim 1-3 any one can trample O&M composite insulation cross arm, characterized in that described to step on
The beveled structure for stepping on full skirt is including but not limited to rectangular, round or ellipse.
6. extra-high voltage as described in claim 1 can trample O&M composite insulation cross arm, characterized in that the silicon rubber umbrella skirt and can
The length for trampling full skirt is respectively 30-60cm.
7. extra-high voltage as described in claim 1 can trample O&M composite insulation cross arm, characterized in that the core uses glass fibers
Tie up reinforced epoxy based composites.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910027806.2A CN109577736A (en) | 2019-01-11 | 2019-01-11 | Extra-high voltage can trample O&M composite insulation cross arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910027806.2A CN109577736A (en) | 2019-01-11 | 2019-01-11 | Extra-high voltage can trample O&M composite insulation cross arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109577736A true CN109577736A (en) | 2019-04-05 |
Family
ID=65916565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910027806.2A Withdrawn CN109577736A (en) | 2019-01-11 | 2019-01-11 | Extra-high voltage can trample O&M composite insulation cross arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109577736A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111794581A (en) * | 2019-08-19 | 2020-10-20 | 河南牛帕力学工程研究院 | Insulating member |
-
2019
- 2019-01-11 CN CN201910027806.2A patent/CN109577736A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111794581A (en) * | 2019-08-19 | 2020-10-20 | 河南牛帕力学工程研究院 | Insulating member |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190405 |