CN205140662U - Arrester of external series gap - Google Patents
Arrester of external series gap Download PDFInfo
- Publication number
- CN205140662U CN205140662U CN201520808428.9U CN201520808428U CN205140662U CN 205140662 U CN205140662 U CN 205140662U CN 201520808428 U CN201520808428 U CN 201520808428U CN 205140662 U CN205140662 U CN 205140662U
- Authority
- CN
- China
- Prior art keywords
- electrode
- leading
- drawing rod
- insulated conductor
- control panel
- 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 - Fee Related
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Abstract
The utility model provides an arrester of external series gap, including drawing the spike pulling, be equipped with circuit control panel in drawing the spike pulling, draw the spike pulling and be connected with insulated wire, insulated wire's one end with draw the spike pulling and be connected, insulated wire's one end is passed and is drawn the spike pulling, insulated wire's the other end is the free end, insulated wire is turn curved, insulated wire's one end is equipped with first lock mother, and first lock is female to be set up at the tip lateral wall that draws the spike pulling, and it is female that insulated wire's one end is equipped with the second lock, and female the setting in the first female outside of lock is locked to the second, be equipped with the resistance card in drawing the spike pulling, the resistance card is connected for the electricity with circuit control panel, draws the spike pulling to be equipped with first electrode, second electrode and the third electrode, and first electrode, second electrode and the third electrode connect gradually, and first electrode, second electrode and the third electrode are connected for the electricity with circuit control panel respectively, it is equipped with discharge gap and falls the pole to draw the spike pulling. The utility model discloses the commonality is better, simple to operate.
Description
Technical field
The utility model relates to a kind of lightning arrester, particularly relates to a kind of lightning arrester of external series gap.
Background technology
Lightning arrester is connected between electrical network wire and ground wire usually, but is sometimes also connected between the other or wire of electrical equipment winding, lightning arrester sometimes also referred to as overvoltage protection device, overvoltage limiter; Lightning arrester endangers from height transient overvoltage during thunderbolt for the protection of electric equipment, and limits time of afterflow, also often limits a kind of electrical equipment of afterflow assignment; Lightning arrester is divided into a variety of, has metal oxide arrester, Line type's MOA, gapless Line type's MOA, all insulation polymeric metal oxide surge arrester, detachable lightning arrester; The main Types of lightning arrester has tube type arrester, valve-type arrester and zinc oxide arrester etc.The main operational principle of every type lightning arrester is different, but their work essence is identical, is all to protect the communications cable and communication equipment to be without prejudice.Existing lightning arrester poor universality, and install inconvenient.
Utility model content
Main purpose of the present utility model is the lightning arrester of the external series gap providing a kind of versatility better, easy for installation.
For achieving the above object, the technical scheme that the utility model is taked is:
A lightning arrester for external series gap, comprises leading-drawing rod, is provided with circuit control panel in leading-drawing rod, leading-drawing rod is connected with insulated conductor, and one end of insulated conductor is connected with leading-drawing rod, and one end of insulated conductor is through leading-drawing rod, the other end of insulated conductor is free end, and insulated conductor is bending; One end of insulated conductor is provided with the first locknut, and the first locknut is arranged on the end lateral wall of leading-drawing rod, and one end of insulated conductor is provided with the second locknut, and the second locknut is arranged on the outside of the first locknut; Resistor disc is provided with in leading-drawing rod, resistor disc and circuit control panel are for being electrically connected, leading-drawing rod is provided with the first electrode, the second electrode and third electrode, first electrode, the second electrode and third electrode connect successively, the first electrode, the second electrode and third electrode respectively with circuit control panel for being electrically connected; Leading-drawing rod is provided with discharging gap and falls bar, and discharging gap falls the centre position of bar and is provided with bend; The outer surface of leading-drawing rod is set with silicon rubber, and the end of leading-drawing rod is provided with end cap.
Further, the end lateral wall of described leading-drawing rod is provided with ball discharge, and ball discharge and circuit control panel are for being electrically connected.
Further, described ball discharge is spherical form.
Further, the link position of described insulated conductor and leading-drawing rod is provided with sheath.
Further, the root diameter (RD) of described sheath is more roomy than end.
Third electrode is not be connected directly between on leading-drawing rod, and the internal structure of other two kinds of lightning arresters is the same with this lightning arrester.
Third electrode is the ironware of plating tape screwed hole, and the notch opened more is conducive to entering of DMC material.
The leading-drawing rod reinforced is unprocessed, is not connecting bolt, and just series winding between electrodes.
The beneficial effects of the utility model: be conducive to extending resistor disc service life, the layout being convenient to strain insulator rod-type is installed; Extend the useful life of lightning arrester itself, add the safe operation time of circuit, the layout being simultaneously convenient to strain insulator rod-type is installed.
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.
Fig. 1 is the structural representation of the lightning arrester of external series gap.
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 Figure 1, a kind of lightning arrester of external series gap, comprise leading-drawing rod 11, circuit control panel 12 is provided with in leading-drawing rod 11, leading-drawing rod 11 is connected with insulated conductor 13, and one end of insulated conductor 13 is connected with leading-drawing rod 11, and one end of insulated conductor 13 is through leading-drawing rod 11, the other end of insulated conductor 13 is free end, and insulated conductor 13 is bending; One end of insulated conductor 13 is provided with the end lateral wall that the first locknut 15, first locknut 15 is arranged on leading-drawing rod 11, and one end of insulated conductor 13 is provided with the outside that the second locknut 16, second locknut 16 is arranged on the first locknut 15; Resistor disc 17 is provided with in leading-drawing rod 11, resistor disc 17 and circuit control panel 12 are for being electrically connected, leading-drawing rod 11 is provided with the first electrode 18, second electrode 19 and third electrode 20, first electrode 18, second electrode 19 and third electrode 20 connect successively, the first electrode 18, second electrode 19 and third electrode 20 respectively with circuit control panel 12 for being electrically connected; Leading-drawing rod 11 is provided with discharging gap and falls bar 22, and discharging gap falls the centre position of bar 22 and is provided with bend; The outer surface of leading-drawing rod 11 is set with silicon rubber 23, and the end of leading-drawing rod 11 is provided with end cap 24; The end lateral wall of leading-drawing rod 11 is provided with ball discharge 21, and ball discharge 21 and circuit control panel 12 are for being electrically connected; Ball discharge 21 is spherical form, and insulated conductor 13 is provided with sheath 14 with the link position of leading-drawing rod 11, and the root diameter (RD) of sheath 14 is more roomy than end.
It is not charged that the circuit of the lightning arrester of the utility model external series gap normally runs resistor disc, is conducive to extending resistor disc service life, and the layout being convenient to strain insulator rod-type is installed; Insulated overhead line construction reference is that line tension adopts two transfusion bottle, flip-over type bolt strain clamp, does not divest insulating barrier during installation, and after being punctured by lightning overvoltage, power frequency continued flow electric arc arc velamen insulation pin hole is fixed, and high arc temperature can cause broken string.The tension-resistant rod insulator external series gap lightning arrester developed in recent years, due to longer dimension, is not suitable for installing on distribution line bow line, is not yet widely used.When circuit can be made normally to run and its isolation; decrease the live line work time of lightning arrester body; lightning arrester effect is played when distribution line meets with lightening strikes; release lightning voltage, electric current; after having protected, the insulation of its air fixed interval (FI) recovers immediately; block follow-up power current; avoid follow-up power current to wire and insulator burn; prevent distribution line from exporting protection act tripping operation; improve the useful life of lightning arrester itself; add the safe operation time of circuit, the layout being simultaneously convenient to strain insulator rod-type is installed.
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. the lightning arrester of an external series gap, comprise leading-drawing rod (11), it is characterized in that: in leading-drawing rod (11), be provided with circuit control panel (12), leading-drawing rod (11) is connected with insulated conductor (13), one end of insulated conductor (13) is connected with leading-drawing rod (11), one end of insulated conductor (13) is through leading-drawing rod (11), the other end of insulated conductor (13) is free end, and insulated conductor (13) is bending; One end of insulated conductor (13) is provided with the first locknut (15), first locknut (15) is arranged on the end lateral wall of leading-drawing rod (11), one end of insulated conductor (13) is provided with the second locknut (16), and the second locknut (16) is arranged on the outside of the first locknut (15); Resistor disc (17) is provided with in leading-drawing rod (11), resistor disc (17) and circuit control panel (12) are for being electrically connected, leading-drawing rod (11) is provided with the first electrode (18), the second electrode (19) and third electrode (20), first electrode (18), the second electrode (19) and third electrode (20) connect successively, the first electrode (18), the second electrode (19) and third electrode (20) respectively with circuit control panel (12) for being electrically connected; Leading-drawing rod (11) is provided with discharging gap and falls bar (22), and discharging gap falls the centre position of bar (22) and is provided with bend; The outer surface of leading-drawing rod (11) is set with silicon rubber (23), and the end of leading-drawing rod (11) is provided with end cap (24); The end lateral wall of leading-drawing rod (11) is provided with ball discharge (21), and ball discharge (21) and circuit control panel (12) are for being electrically connected; Ball discharge (21) is spherical form; Insulated conductor (13) is provided with sheath (14) with the link position of leading-drawing rod (11); The root diameter (RD) of sheath (14) is more roomy than end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520808428.9U CN205140662U (en) | 2015-10-18 | 2015-10-18 | Arrester of external series gap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520808428.9U CN205140662U (en) | 2015-10-18 | 2015-10-18 | Arrester of external series gap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205140662U true CN205140662U (en) | 2016-04-06 |
Family
ID=55626430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520808428.9U Expired - Fee Related CN205140662U (en) | 2015-10-18 | 2015-10-18 | Arrester of external series gap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205140662U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107545969A (en) * | 2016-06-27 | 2018-01-05 | 江苏新澳电力技术有限公司 | Overvoltage protector |
| CN109448939A (en) * | 2018-12-21 | 2019-03-08 | 辽宁华隆电力科技股份有限公司 | A kind of tension-resistant rod external series gap metal oxide arrester |
-
2015
- 2015-10-18 CN CN201520808428.9U patent/CN205140662U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107545969A (en) * | 2016-06-27 | 2018-01-05 | 江苏新澳电力技术有限公司 | Overvoltage protector |
| CN109448939A (en) * | 2018-12-21 | 2019-03-08 | 辽宁华隆电力科技股份有限公司 | A kind of tension-resistant rod external series gap metal oxide arrester |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160406 Termination date: 20211018 |