CN201191547Y - 35kV tapper shape supporting column type composite sleeve gapless metal-oxide lighting arrester - Google Patents
35kV tapper shape supporting column type composite sleeve gapless metal-oxide lighting arrester Download PDFInfo
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- CN201191547Y CN201191547Y CNU2008200659663U CN200820065966U CN201191547Y CN 201191547 Y CN201191547 Y CN 201191547Y CN U2008200659663 U CNU2008200659663 U CN U2008200659663U CN 200820065966 U CN200820065966 U CN 200820065966U CN 201191547 Y CN201191547 Y CN 201191547Y
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- lighting arrester
- type composite
- gapless metal
- composite sheath
- column support
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Abstract
The utility model discloses a 35Kv coned pillar type composite sheath gapless metallic oxide lighting arrester, which relates to a composite sheath gapless metallic oxide lighting arrester. The structure of the lighting arrester includes an upper electrode (6), a non-linear zinc oxide resistance chip (4) and a lower electrode (2) are sequentially are stacked to form a core, an insulating bearing framework (5) is covered outside the core and exposes to the outer end face of the upper electrode (6) and the lower electrode (2), a silastic sheath (3) is coated on the outside of the insulating bearing framework (5) via composite vulcanization, the upper electrode (6) is connected with the a connecting clamp (7) by a screw, the lower electrode (2) is connected with a connecting hardware (1) via a screw. The lighting arrester has fine protection property and high mechanical strength and can be laterally or vertically mounted or mounted via hoisting with bearing or non-bearing, which not only can be used as a lighting protector but a pillar insulator, and is adaptable to a 35KV power distribution system.
Description
Technical field
The utility model relates to a kind of composite sheath gapless metal-oxide lighting arrester, relates in particular to the conical column support type composite sheath of a kind of 35kV gapless metal-oxide lighting arrester.
Background technology
At present, domestic 35kV distribution system generally adopts overhead transmission line and power cable line hybrid mode, that is: the bar line adopts overhead transmission line, and power distribution station turnover line and subscriber's drop adopt cable line, after cable termination is stepped on bar, through fuse or directly be connected with aerial condutor.Because element and lead-in wire are many on the electric pole, install comparatively complicated, the safe weak link when always being construction, repairing and prerun.How maximum constraints ground reduces element and the lead-in wire on the electric pole, simplifies rod rising device, and big safety operation space is provided, and reduces production costs and operation and maintenance cost is that safe operation of power system has problem to be solved.
Composite sheath gapless metal-oxide lighting arrester many characteristics such as volume is little, in light weight because of having, the overvoltage protection characteristic is good have been widely used in electrical power trans mission/distribution system.But the composite sheath gapless metal-oxide lighting arrester that the 35kV distribution system is used is because design of its insulation system and mechanical structure limitation of design, can only vertically install or lift, can not level install, more can not bear mechanical stress, can't satisfy the specification requirement of simplifying rod rising device; Therefore its product function is single, the installation lead-in wire is more, it is bigger to take up room; Particularly when circuit, cable termination or lightning arrester operation maintenance and upkeep operation, there are the bigger person and device security hidden danger.
Summary of the invention
The purpose of this utility model just is to overcome the above-mentioned shortcoming and defect that prior art exists, and the conical column support type composite sheath of a kind of 35kV gapless metal-oxide lighting arrester is provided.
The purpose of this utility model is achieved in that
As shown in Figure 1, the utility model comprises non-linear zinc oxide resistance sheet (4), top electrode (6), bottom electrode (2), insulation load bearing frame (5), silastic material (3), connecting clamp (7) and is connected gold utensil (1);
Top electrode (6), non-linear zinc oxide resistance sheet (4) and bottom electrode (2) are stacked together successively and are combined into core body; Be coated with insulation load bearing frame (5), the outer face of exposing top electrode (6) and bottom electrode (2) in the core body outside; Outside at insulation load bearing frame (5) is coated with silastic material (3) by composite sulfuration again; Top electrode (6) links to each other with connecting clamp (7) by screw rod, bottom electrode (2) by screw rod be connected gold utensil (1) and link to each other.
As shown in Figure 5, during use, the utility model (A) links to each other with aerial condutor downlead (B) by connecting clamp (7), links to each other with the circuit cross-arm by connecting gold utensil (1).
Operation principle of the present utility model is:
The utility model is a kind of novel lightning arrester, make lightning arrester can satisfy horizontal, perpendicular putting or load such as lifting or load mounting means not by special construction described above, not only can be used as lightning arrester uses, can also use by the double as post insulator simultaneously, can reduce electric pole element and lead-in wire in maximum constraints ground, reach the purpose of optimizing power transformer, power cable rod rising device.
Compare with existing 35kV composite sheath gapless metal-oxide lighting arrester, the utlity model has following advantage and good effect:
1, protective feature is good, and the mechanical strength height integrates 35kV post insulator and 35kV composite sheath gapless metal-oxide lighting arrester; During on-the-spot the installation, can select horizontal, perpendicular putting or load such as lifting or load mounting means not; Not only can be used as lightning arrester and use, can also use by the double as post insulator simultaneously.
2, can reduce electric pole element and lead-in wire in maximum constraints ground, reach the purpose of optimizing power transformer, power cable rod rising device, have tangible economic benefit.
3, be applicable in the 35kV distribution system.
Description of drawings
Fig. 1 is the utility model structure chart;
Fig. 2 is the lower electrode arrangement front view;
Fig. 3 is the upper electrode arrangement front view;
Fig. 4 .1,4.2,4.3 is respectively master, side, the vertical view that connects the gold utensil structure;
Fig. 5 .1,5.2 is respectively the utility model scheme of installation (main look, side-looking);
Wherein:
A-the utility model;
1-connects gold utensil; The 2-bottom electrode; The 3-silastic material;
The non-linear zinc oxide resistance sheet of 4-; The 5-load bearing frame that insulate; The 6-top electrode;
The 7-connecting clamp;
B-aerial condutor downlead;
The C-35kV cable termination.
Embodiment
Describe in detail below in conjunction with drawings and Examples:
One, general structure and production technology thereof
1, general structure
Aforementioned, general structure such as Fig. 1 and Fig. 5 .1,5.2.
2, production technology
The utility model takes one piece to annotate rubber sulfidization molding new technology, comprises the following steps:
1. at first top electrode (6), non-linear zinc oxide resistance sheet (4) and bottom electrode (2) are stacked together into post successively, use the fiber-reinforced resin molded moulding of high strength mold glass then;
2. utilize one piece to annotate rubber sulfidization molding new technology at insulation load bearing frame (5) surface whole compound one deck silastic material (3);
3. assemble connecting clamp (7) at last and be connected gold utensil (1), make it to become the conical column support type composite sheath of a kind of 35kV gapless metal-oxide lighting arrester.
Two, the structure of each parts and function thereof
1, non-linear zinc oxide resistance sheet (4)
As Fig. 1, the structure of non-linear zinc oxide resistance sheet (4) is cylindrical sheet, according to the difference of lightning arrester rated voltage, select different height, but also multi-disc stacks neatly together; These parts are standardized products.
Its function is a lightning arrester groundwork element, by its excellent voltage-current characteristic, and restriction aerial cable line overvoltage, protection circuit device security.
2, top electrode (6)
As Fig. 1, Fig. 3, top electrode (6) adopts tortuous labyrinth type groove design, promptly is provided with the multiple tracks groove on its surface.
This structure has increased the contact-making surface of top electrode (6) with insulation load bearing frame (5), will be distributed to insulation load bearing frame (5) rapidly, equably and be delivered to electric pole from gravity and extraneous stress, and its load intensity meets the post insulator requirement; Prolong moisture, moisture migration path and migration barrier, effectively prevent the intrusion of moisture and moisture.
3, bottom electrode (2)
As Fig. 1, Fig. 2, the same with top electrode (6), bottom electrode (2) adopts tortuous labyrinth type groove design, promptly is provided with the multiple tracks groove on its surface.
This structure has increased the contact-making surface of bottom electrode (2) with insulation load bearing frame (5), will be distributed to insulation load bearing frame (5) rapidly, equably and be delivered to electric pole from gravity and extraneous stress, and its load intensity meets the post insulator requirement; Prolong moisture, moisture migration path and migration barrier, effectively prevent the intrusion of moisture and moisture.
4, insulation load bearing frame (5)
As Fig. 1, insulation load bearing frame (5) is a kind of cone that adopts the fiber-reinforced resin molded moulding of high strength mold glass.
Its function is the main load parts of lightning arrester, its structure and intensity guarantee lightning arrester can satisfy selection horizontal, erect and put or load such as lifting or load mounting means not.
5, silastic material (3)
As Fig. 1, silastic material (3) is a kind of silicone rubber sleeve with full skirt.
Its function mainly is the outer creepage distance that increases lightning arrester, prevents that moisture and moisture from entering lightning arrester inside.
6, connecting clamp (7)
As Fig. 1, the structure of connecting clamp (7) belongs to universal architecture.
Its function keeps being electrically connected of the utility model (A) and aerial condutor downlead (B).
7, connect gold utensil (1)
As Fig. 1 and Fig. 4 .1,4.2,4.3, the structure that connects gold utensil (1) is square.
Its function is the contact area that increases with bottom electrode (2), metallic iron cross-arm, make connection gold utensil (1) can transmit mechanical stress rapidly, equably, and can reduce bending moment and torsional moment, the bending strength and the torsional strength that connect gold utensil (1) are improved more than 200%, and it is simpler, more convenient that lightning arrester is installed.
Three, detect test
The utility model detects test through " power industry electric equipment quality inspection test center ", mainly comprises:
1, composite sheath visual examination
2, creepage than the distance inspection
3, direct current 1mA reference voltage test
4, leakage current test under 0.75 times of direct current 1mA reference voltage
5, continuous current test
6, power frequency reference voltage test
7, partial discharge test
8, mechanical test
9, experiments of sealing performance
10, thermal mechanical performance test and boiling water boil test
11, mechanical seal Combined Trials
12, insulation resistance test
13, residual voltage test
14, long duration electric current resistance test
15, heavy current impact operating load test
16, power-frequency voltage tolerance time attribute testing
17, composite sheath plays trace and galvanic corrosion test
18, bending resistance load resistance test
All meet request of national standard.
Claims (6)
1, the conical column support type composite sheath of a kind of 35kV gapless metal-oxide lighting arrester is characterized in that:
Comprise non-linear zinc oxide resistance sheet (4), top electrode (6), bottom electrode (2), insulation load bearing frame (5), silastic material (3), connecting clamp (7) and be connected gold utensil (1);
Top electrode (6), non-linear zinc oxide resistance sheet (4) and bottom electrode (2) are stacked together successively and are combined into core body; Be coated with insulation load bearing frame (5), the outer face of exposing top electrode (6) and bottom electrode (2) in the core body outside; Outside at insulation load bearing frame (5) is coated with silastic material (3) by composite sulfuration again; Top electrode (6) links to each other with connecting clamp (7) by screw rod, bottom electrode (2) by screw rod be connected gold utensil (1) and link to each other.
2, by the conical column support type composite sheath of the described 35kV of claim 1 gapless metal-oxide lighting arrester, it is characterized in that:
Top electrode (6) surface is provided with the multiple tracks groove.
3, by the conical column support type composite sheath of the described 35kV of claim 1 gapless metal-oxide lighting arrester, it is characterized in that:
Bottom electrode (2) surface is provided with the multiple tracks groove.
4, by the conical column support type composite sheath of the described 35kV of claim 1 gapless metal-oxide lighting arrester, it is characterized in that:
Silastic material (3) is a kind of silicone rubber sleeve with full skirt.
5, by the conical column support type composite sheath of the described 35kV of claim 1 gapless metal-oxide lighting arrester, it is characterized in that:
Insulation load bearing frame (5) is a kind of cone that adopts the fiber-reinforced resin molded moulding of high strength mold glass.
6, by the conical column support type composite sheath of the described 35kV of claim 1 gapless metal-oxide lighting arrester, it is characterized in that:
The structure that connects gold utensil (1) is square.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200659663U CN201191547Y (en) | 2008-03-14 | 2008-03-14 | 35kV tapper shape supporting column type composite sleeve gapless metal-oxide lighting arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200659663U CN201191547Y (en) | 2008-03-14 | 2008-03-14 | 35kV tapper shape supporting column type composite sleeve gapless metal-oxide lighting arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201191547Y true CN201191547Y (en) | 2009-02-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200659663U Expired - Fee Related CN201191547Y (en) | 2008-03-14 | 2008-03-14 | 35kV tapper shape supporting column type composite sleeve gapless metal-oxide lighting arrester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201191547Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108120946A (en) * | 2018-01-18 | 2018-06-05 | 湖南省湘电试验研究院有限公司 | A kind of direct current synthesis field tester calibration device and its application process |
| CN108897951A (en) * | 2018-06-28 | 2018-11-27 | 云南电网有限责任公司保山供电局 | Arrester nonlinear wind vibration " turn point " and its " bending coefficient " approximating method |
| CN110767394A (en) * | 2019-12-04 | 2020-02-07 | 国网上海市电力公司 | Insulator supporting type lightning arrester suitable for distribution network platform area |
| CN113674939A (en) * | 2021-01-26 | 2021-11-19 | 青岛鼎信通讯股份有限公司 | 10kV lightning arrester with medium-voltage carrier communication capacitive coupler function |
| CN115458259A (en) * | 2022-10-09 | 2022-12-09 | 西安西电避雷器有限责任公司 | Lightning arrester and manufacturing method thereof |
-
2008
- 2008-03-14 CN CNU2008200659663U patent/CN201191547Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108120946A (en) * | 2018-01-18 | 2018-06-05 | 湖南省湘电试验研究院有限公司 | A kind of direct current synthesis field tester calibration device and its application process |
| CN108897951A (en) * | 2018-06-28 | 2018-11-27 | 云南电网有限责任公司保山供电局 | Arrester nonlinear wind vibration " turn point " and its " bending coefficient " approximating method |
| CN110767394A (en) * | 2019-12-04 | 2020-02-07 | 国网上海市电力公司 | Insulator supporting type lightning arrester suitable for distribution network platform area |
| CN113674939A (en) * | 2021-01-26 | 2021-11-19 | 青岛鼎信通讯股份有限公司 | 10kV lightning arrester with medium-voltage carrier communication capacitive coupler function |
| CN115458259A (en) * | 2022-10-09 | 2022-12-09 | 西安西电避雷器有限责任公司 | Lightning arrester and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090204 Termination date: 20120314 |