CN204143983U - A kind of lightning arrester - Google Patents
A kind of lightning arrester Download PDFInfo
- Publication number
- CN204143983U CN204143983U CN201420605595.9U CN201420605595U CN204143983U CN 204143983 U CN204143983 U CN 204143983U CN 201420605595 U CN201420605595 U CN 201420605595U CN 204143983 U CN204143983 U CN 204143983U
- Authority
- CN
- China
- Prior art keywords
- insulated tube
- umbrella cover
- cambered plate
- insulation
- flabellum
- Prior art date
- 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.)
- Expired - Lifetime
Links
- 238000009413 insulation Methods 0.000 claims abstract description 49
- 241000883990 Flabellum Species 0.000 claims description 26
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 19
- 238000004140 cleaning Methods 0.000 claims description 17
- 230000001052 transient effect Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Landscapes
- Insulators (AREA)
Abstract
The utility model relates to a kind of lightning arrester, it is characterized in that: comprise insulated tube, be coated on the insulation umbrella cover outside insulated tube and be fixed on the upper bolt at insulated tube outer wall two ends, lower bolt, described insulation inner axial tube is provided with resistor disc, the two ends of resistor disc respectively with upper bolt, lower bolt electrical connection, also insulation mandrel is provided with in described insulated tube cavity, described resistor disc is between insulation mandrel and insulated tube, the sidewall of insulated tube is provided with several through holes, described insulation umbrella cover comprises gamp and umbellule, the diameter of gamp is greater than the diameter of umbellule, the utility model is: on insulated tube, be provided with through hole, the excessive situation of transient overvoltage is born at resistor disc, air-flow can be produced in insulated tube cavity can be discharged by through hole, release energy, eliminate the danger of insulated tube blast, change the structure that original insulation umbrella cover is equidistant, adopt the insulation umbrella cover of gamp and umbellule, increase creepage distance, be applicable to the place of plateau and bad environments.
Description
Technical field
The utility model relates to power domain, refers to a kind of lightning arrester especially.
Background technology
The effect of lightning arrester is used to protect the electrical equipment that in electric power system, various electric equipment impacts from lightning overvoltage, switching overvoltage, Frequency Transient Overvoltage and damages.The type of lightning arrester mainly contains portable protective gaps, valve-type arrester and zinc oxide arrester.Portable protective gaps is mainly used in limiting atmospheric over-voltage, is generally used for distribution system, circuit and inlet wire of substation segment protect.
Existing lightning arrester is in Long-Time Service process, the outer wall of insulation umbrella cover can pile up a large amount of dust, dust constitutes the pollution layer being affixed on insulation umbrella cover outer wall, due to the existence of pollution layer, the resistive leakage current flowing through lightning arrester is increased, and cause the current in resistance property flowing through insulation umbrella cover to increase, caloric value increases, accelerate the aging and deterioration of insulation umbrella cover, reduce useful life.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is the lightning arrester providing a kind of long service life.
The technical solution of the utility model is achieved in that a kind of lightning arrester, it is characterized in that: comprise insulated tube, be coated on the insulation umbrella cover outside insulated tube and be fixed on insulated tube outer wall two ends and there is the upper bolt of conductivity, lower bolt, described insulated tube is hollow structure, form cavity, axially resistor disc is provided with in described cavity, the two ends of resistor disc respectively with upper bolt, lower bolt electrical connection, also insulation mandrel is provided with in described insulated tube cavity, described resistor disc is between insulation mandrel and insulated tube, the sidewall of described insulated tube is provided with several through holes, described insulation umbrella cover comprises gamp and umbellule, the diameter of gamp is greater than the diameter of umbellule, also comprise cleaning device, this cleaning device comprises pedestal, described base sleeve is located at the outer wall of insulation umbrella cover, and be provided with bearing between pedestal and insulation umbrella cover, the two ends of described pedestal are connected with left plate and right panel respectively, the setting corresponding with right panel of this left plate, described left plate comprises the first cambered plate and the second cambered plate, the junction of this first cambered plate and the second cambered plate is provided with the first siphunculus, described right panel comprises the 3rd cambered plate and the 4th cambered plate, the junction of the 3rd cambered plate and the 4th cambered plate is provided with the second siphunculus, described left plate is connected with the two ends of pedestal respectively by connecting rod with right panel, described connecting rod comprises two joint pins and sleeve, the inwall of described sleeve is provided with internal thread, described two joint pins are connected by bush whorl, the outer wall of described pedestal is connected with the first flabellum and the second flabellum respectively, the first described flabellum and the second flabellum are connected with pedestal respectively by swingle, first flabellum and the second flabellum rotate relative to swingle respectively, the first described flabellum is arranged towards the first cambered plate, second flabellum is arranged towards the 3rd cambered plate, the upper surface of the second described cambered plate is provided with the first catch basin, this the first catch basin place is circumscribed with the first mozzle, the outlet of this first mozzle is arranged towards insulated umbrella cover, the upper surface of the 4th described cambered plate is provided with the second catch basin, this the second catch basin place is circumscribed with the second mozzle, the outlet of this second mozzle is arranged towards insulated umbrella cover.
By adopting technique scheme, cleaning device is under the impact of by wind, can rotate by opposing insulation umbrella cover, middle bearing can play the effect of auxiliary rotary, avoid cleaning device directly to rotate with insulation umbrella cover, ensure that the outer wall of insulation umbrella cover is not worn, and the first flabellum is under the driving being subject to wind-force, produce the wind-force blowing to the first cambered plate, first cambered plate carries out distant place to wind and spins, produce a first wind district rotated, thus the pollution layer at the insulation umbrella cover place at this place is cleaned, now the wind at the first cambered plate place is delivered to the second cambered plate place by the first siphunculus, in like manner, second cambered plate place produces another the second wind district rotated, the pollution layer at the insulation umbrella cover place at this place is cleaned, 3rd cambered plate and the 4th cambered plate also adopt same principle to clean insulated umbrella cover, and rainwater can be delivered to the outer wall of insulation umbrella cover by rainwater-collecting by the first catch basin by the first mozzle, thus the outer wall of insulation umbrella cover is rinsed, further ensure the effect of flushing, second catch basin also adopts same principle to rinse insulated umbrella cover, and cleaning device opposing insulation umbrella cover rotates, the cleaning of 360 degree can be carried out to insulated umbrella cover, cleaning performance is better, insulated tube is provided with through hole, the excessive situation of transient overvoltage is born at resistor disc, air-flow can be produced in insulated tube cavity can be discharged by through hole, release energy, eliminate the danger of insulated tube blast, thus protect lightning arrester peripheral facilities and line security, substantially increase safety in utilization, adopt the insulation umbrella cover of gamp and umbellule, increase creepage distance, be applicable to the place of plateau and bad environments.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the utility model embodiment structural representation;
Fig. 2 is the utility model embodiment partial schematic sectional view;
Fig. 3 is cleaning device structural representation in the utility model embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Fig. 1-Fig. 3, the utility model discloses a kind of lightning arrester, in the utility model is specifically implemented, comprise insulated tube 4, be coated on the insulation umbrella cover 5 outside insulated tube 4 and be fixed on insulated tube 4 outer wall two ends and there is the upper bolt 1 of conductivity, lower bolt 6, described insulated tube 4 is in hollow structure, form cavity, axially resistor disc 3 is provided with in described cavity, the two ends of resistor disc 3 respectively with upper bolt 1, lower bolt 6 is electrically connected, insulation mandrel 2 is also provided with in described insulated tube 4 cavity, described resistor disc 3 is between insulation mandrel 2 and insulated tube 4, the sidewall of described insulated tube 4 is provided with several through holes, described insulation umbrella cover 5 comprises gamp 51 and umbellule 52, the diameter of gamp 51 is greater than the diameter of umbellule 52, also comprise cleaning device, this cleaning device comprises pedestal 8, described pedestal 8 is sheathed on the outer wall of insulation umbrella cover 5, and be provided with bearing 9 between pedestal 8 and insulation umbrella cover 5, the two ends of described pedestal 8 are connected with left plate and right panel respectively, the setting corresponding with right panel of this left plate, described left plate comprises the first cambered plate 10 and the second cambered plate 11, the junction of this first cambered plate 10 and the second cambered plate 11 is provided with the first siphunculus 12, described right panel comprises the 3rd cambered plate 16 and the 4th cambered plate 17, the junction of the 3rd cambered plate 16 and the 4th cambered plate 17 is provided with the second siphunculus 18, described left plate is connected respectively by the two ends of connecting rod with pedestal 8 with right panel, described connecting rod comprises two joint pins 20, 21 and sleeve 15, the inwall of described sleeve 15 is provided with internal thread, described two joint pins 20, 21 are threaded by sleeve 15, the outer wall of described pedestal 8 is connected with the first flabellum 24 and the second flabellum 23 respectively, the first described flabellum 24 and the second flabellum 23 are connected with pedestal 8 respectively by swingle 25, first flabellum 24 and the second flabellum 23 rotate relative to swingle 25 respectively, the first described flabellum 24 is arranged towards the first cambered plate 10, second flabellum 23 is arranged towards the 3rd cambered plate 16, the upper surface of the second described cambered plate 11 is provided with the first catch basin 13, this the first catch basin 13 place is circumscribed with the first mozzle 14, the outlet of this first mozzle 14 is arranged towards insulation umbrella cover 5, the upper surface of the 4th described cambered plate 17 is provided with the second catch basin 19, this the second catch basin 19 place is circumscribed with the second mozzle 22, the outlet of this second mozzle 22 is arranged towards insulation umbrella cover 5.
By adopting technique scheme, cleaning device is under the impact of by wind, can rotate by opposing insulation umbrella cover, middle bearing can play the effect of auxiliary rotary, avoid cleaning device directly to rotate with insulation umbrella cover, ensure that the outer wall of insulation umbrella cover is not worn, and the first flabellum is under the driving being subject to wind-force, produce the wind-force blowing to the first cambered plate, first cambered plate carries out distant place to wind and spins, produce a first wind district rotated, thus the pollution layer at the insulation umbrella cover place at this place is cleaned, now the wind at the first cambered plate place is delivered to the second cambered plate place by the first siphunculus, in like manner, second cambered plate place produces another the second wind district rotated, the pollution layer at the insulation umbrella cover place at this place is cleaned, 3rd cambered plate and the 4th cambered plate also adopt same principle to clean insulated umbrella cover, and rainwater can be delivered to the outer wall of insulation umbrella cover by rainwater-collecting by the first catch basin by the first mozzle, thus the outer wall of insulation umbrella cover is rinsed, further ensure the effect of flushing, second catch basin also adopts same principle to rinse insulated umbrella cover, and cleaning device opposing insulation umbrella cover rotates, the cleaning of 360 degree can be carried out to insulated umbrella cover, cleaning performance is better, insulated tube is provided with through hole, the excessive situation of transient overvoltage is born at resistor disc, air-flow can be produced in insulated tube cavity can be discharged by through hole, release energy, eliminate the danger of insulated tube blast, thus protect lightning arrester peripheral facilities and line security, substantially increase safety in utilization, adopt the insulation umbrella cover of gamp and umbellule, increase creepage distance, be applicable to the place of plateau and bad environments.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (1)
1. a lightning arrester, it is characterized in that: comprise insulated tube, be coated on the insulation umbrella cover outside insulated tube and be fixed on insulated tube outer wall two ends and there is the upper bolt of conductivity, lower bolt, described insulated tube is hollow structure, form cavity, axially resistor disc is provided with in described cavity, the two ends of resistor disc respectively with upper bolt, lower bolt electrical connection, also insulation mandrel is provided with in described insulated tube cavity, described resistor disc is between insulation mandrel and insulated tube, the sidewall of described insulated tube is provided with several through holes, described insulation umbrella cover comprises gamp and umbellule, the diameter of gamp is greater than the diameter of umbellule, also comprise cleaning device, this cleaning device comprises pedestal, described base sleeve is located at the outer wall of insulation umbrella cover, and be provided with bearing between pedestal and insulation umbrella cover, the two ends of described pedestal are connected with left plate and right panel respectively, the setting corresponding with right panel of this left plate, described left plate comprises the first cambered plate and the second cambered plate, the junction of this first cambered plate and the second cambered plate is provided with the first siphunculus, described right panel comprises the 3rd cambered plate and the 4th cambered plate, the junction of the 3rd cambered plate and the 4th cambered plate is provided with the second siphunculus, described left plate is connected with the two ends of pedestal respectively by connecting rod with right panel, described connecting rod comprises two joint pins and sleeve, the inwall of described sleeve is provided with internal thread, described two joint pins are connected by bush whorl, the outer wall of described pedestal is connected with the first flabellum and the second flabellum respectively, the first described flabellum and the second flabellum are connected with pedestal respectively by swingle, first flabellum and the second flabellum rotate relative to swingle respectively, the first described flabellum is arranged towards the first cambered plate, second flabellum is arranged towards the 3rd cambered plate, the upper surface of the second described cambered plate is provided with the first catch basin, this the first catch basin place is circumscribed with the first mozzle, the outlet of this first mozzle is arranged towards insulated umbrella cover, the upper surface of the 4th described cambered plate is provided with the second catch basin, this the second catch basin place is circumscribed with the second mozzle, the outlet of this second mozzle is arranged towards insulated umbrella cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420605595.9U CN204143983U (en) | 2014-10-20 | 2014-10-20 | A kind of lightning arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420605595.9U CN204143983U (en) | 2014-10-20 | 2014-10-20 | A kind of lightning arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204143983U true CN204143983U (en) | 2015-02-04 |
Family
ID=52420652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420605595.9U Expired - Lifetime CN204143983U (en) | 2014-10-20 | 2014-10-20 | A kind of lightning arrester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204143983U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105097153A (en) * | 2015-09-11 | 2015-11-25 | 南阳金冠电气有限公司 | Composite lighting arrester core assembly winding structure |
-
2014
- 2014-10-20 CN CN201420605595.9U patent/CN204143983U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105097153A (en) * | 2015-09-11 | 2015-11-25 | 南阳金冠电气有限公司 | Composite lighting arrester core assembly winding structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |