CN203352162U - Lightning arrester - Google Patents
Lightning arrester Download PDFInfo
- Publication number
- CN203352162U CN203352162U CN 201320468317 CN201320468317U CN203352162U CN 203352162 U CN203352162 U CN 203352162U CN 201320468317 CN201320468317 CN 201320468317 CN 201320468317 U CN201320468317 U CN 201320468317U CN 203352162 U CN203352162 U CN 203352162U
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- CN
- China
- Prior art keywords
- connecting portion
- leading
- lightning arrester
- plugging
- grafting
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Abstract
The utility model discloses a lightning arrester. The lightning arrester comprises a high-voltage electrode, a protection sheath, an insulation sheath and a ground electrode. A metal shell is disposed inside the insulation sheath, a leading-in connecting portion and a leading-out connecting portion are arranged on the metal shell, and a piezoresistor and a super-speed conduction coil are disposed inside the metal shell. A plugging projection is arranged on the leading-in connecting portion, and a plugging concave block matched with the plugging projection is arranged on the high-voltage electrode. A plugging clamping block is arranged on the leading-out connecting portion, and a plugging clamping slot matched with the plugging clamping block is arranged on the ground electrode. The leading-out connecting portion is electrically connected with the ground electrode through the plugging clamping block and the plugging clamping slot. The lightning arrester provided with the protection sheath is of simple structure and good waterproof performance, and the corrosion resistance and the service lifetime of the lightning arrester are improved. The metal shell is disposed inside the insulation sheath, and the super-speed conduction coil and the piezoresistor are disposed inside the metal shell, so that the response speed of the piezoresistor is improved, the lightning-protection reaction efficiency is improved. Lightning induction charges are transferred, so that damages on equipment due to lightning stroke are prevented, and the lightning arrester is stable in using and is high in safety.
Description
Technical field
The utility model relates to a kind of lightning arrester.
Background technology
Lightning arrester is mainly used in the power consumption equipments such as Nearby Structure or transformer, pass through shunting mode, make the power consumption equipments such as building or transformer avoid thunderbolt, the lightning arrester of prior art is mainly by high-field electrode, gas discharge tube, piezo-resistance and earth polar form, at thunderstorm weather, high-field electrode is introduced thunder and lightning, through gas discharge tube, piezo-resistance finally imports the earth by earth polar, it can play lightning protection effect to a certain extent, yet, general thunderbolt is an extremely of short duration process, importing thunderstorm hour, the inductance of transmission line can affect conduction time, affect the response time of piezo-resistance, cause the thunderbolt shunting undesirable, affect to a certain extent lightning protection effect, limited the scope of application of lightning arrester.
Summary of the invention
The purpose of this utility model is to provide a kind of simple in structure, uses stable and the strong lightning arrester of security performance.
The technical scheme that realizes the utility model purpose is, a kind of lightning arrester, comprise high-field electrode, protective jacket, insulating case and lead earth polar, described protective jacket and described insulating case are sealed and matched, described high-field electrode is arranged on described protective jacket, the described earth polar of leading is arranged on described insulating case, be provided with metal-back in described insulating case, an end at described metal-back is provided with the importing connecting portion, the other end at described metal-back is provided with the derivation connecting portion, be provided with piezo-resistance and very fast conductive coil in described metal-back, described importing connecting portion is connected with described very fast conductive coil short circuit, the other end of described very fast conductive coil is connected with described piezo-resistance, described derivation connecting portion is connected with the other end of described piezo-resistance, be provided with the projection of pegging graft on described importing connecting portion, described high-field electrode is provided with and described recessed of the protruding grafting matched of pegging graft, described importing connecting portion is by described grafting projection and peg graft recessed and be electrically connected to described high-field electrode, described derivation connecting portion is provided with the grafting fixture block, the described earth polar of leading is provided with the grafting draw-in groove matched with described grafting fixture block, described derivation connecting portion is by the grafting fixture block, the grafting draw-in groove is electrically connected to the described earth polar of leading.
Described protective jacket is pliable and tough insulator.
The utlity model has positive effect: of the present utility model simple in structure, be provided with protective jacket, water resistance good and corrosion resistance and useful life of having improved lightning arrester, and be provided with metal-back in insulating case, be provided with very fast conductive coil and piezo-resistance in metal-back, improved to a certain extent the response speed of piezo-resistance, improved lightning-arrest reaction efficiency, can timely and effectively the lightning induction electric charge have been shifted, thereby avoid the damage of thunderbolt to equipment, use stable and high safety.
The accompanying drawing explanation
For content of the present utility model is more likely to be clearly understood, below according to specific embodiment also by reference to the accompanying drawings, the utility model is described in further detail, wherein:
Fig. 1 is structural representation of the present utility model.
Embodiment
(embodiment 1)
Fig. 1 has shown a kind of embodiment of the present utility model, and wherein Fig. 1 is structural representation of the present utility model.
See Fig. 1, a kind of lightning arrester, comprise high-field electrode 1, protective jacket 2, insulating case 3 and lead earth polar 4, described protective jacket 2 is sealed and matched with described insulating case 3, described high-field electrode 1 is arranged on described protective jacket 2, the described earth polar 4 of leading is arranged on described insulating case 3, be provided with metal-back 5 in described insulating case 3, an end at described metal-back 5 is provided with importing connecting portion 6, the other end at described metal-back 5 is provided with derivation connecting portion 7, be provided with piezo-resistance 8 and very fast conductive coil 9 in described metal-back 5, described importing connecting portion 6 is connected with described very fast conductive coil 9 short circuits, the other end of described very fast conductive coil 9 is connected with described piezo-resistance 8, described derivation connecting portion 7 is connected with the other end of described piezo-resistance 8, be provided with the projection 61 of pegging graft on described importing connecting portion 6, described high-field electrode 1 is provided with and recessed 11 of described grafting projection 61 grafting matched, described importing connecting portion 6 is by described grafting projection 61 and peg graft and be electrically connected to described high-field electrode 1 for recessed 11, described derivation connecting portion 7 is provided with grafting fixture block 71, the described earth polar 4 of leading is provided with the grafting draw-in groove 41 matched with described grafting fixture block 71, described derivation connecting portion 7 is by grafting fixture block 71, grafting draw-in groove 41 is electrically connected to the described earth polar 4 of leading.
Described protective jacket 2 is pliable and tough insulator.
Obviously, above-described embodiment of the present utility model is only for the utility model example clearly is described, and is not the restriction to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all execution modes.And these belong to apparent variation or the change that connotation of the present utility model extends out and still belong to protection range of the present utility model.
Claims (2)
1. a lightning arrester, comprise high-field electrode, protective jacket, insulating case and lead earth polar, described protective jacket and described insulating case are sealed and matched, described high-field electrode is arranged on described protective jacket, the described earth polar of leading is arranged on described insulating case, it is characterized in that: in described insulating case, be provided with metal-back, an end at described metal-back is provided with the importing connecting portion, the other end at described metal-back is provided with the derivation connecting portion, be provided with piezo-resistance and very fast conductive coil in described metal-back, described importing connecting portion is connected with described very fast conductive coil short circuit, the other end of described very fast conductive coil is connected with described piezo-resistance, described derivation connecting portion is connected with the other end of described piezo-resistance, be provided with the projection of pegging graft on described importing connecting portion, described high-field electrode is provided with and described recessed of the protruding grafting matched of pegging graft, described importing connecting portion is by described grafting projection and peg graft recessed and be electrically connected to described high-field electrode, described derivation connecting portion is provided with the grafting fixture block, the described earth polar of leading is provided with the grafting draw-in groove matched with described grafting fixture block, described derivation connecting portion is by the grafting fixture block, the grafting draw-in groove is electrically connected to the described earth polar of leading.
2. lightning arrester according to claim 1, it is characterized in that: described protective jacket is pliable and tough insulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320468317 CN203352162U (en) | 2013-07-25 | 2013-07-25 | Lightning arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320468317 CN203352162U (en) | 2013-07-25 | 2013-07-25 | Lightning arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203352162U true CN203352162U (en) | 2013-12-18 |
Family
ID=49752013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320468317 Expired - Fee Related CN203352162U (en) | 2013-07-25 | 2013-07-25 | Lightning arrester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203352162U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016065894A1 (en) * | 2014-10-30 | 2016-05-06 | 华为技术有限公司 | Galvanic corrosion suppression method, grounding wire apparatus and grounding system |
-
2013
- 2013-07-25 CN CN 201320468317 patent/CN203352162U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016065894A1 (en) * | 2014-10-30 | 2016-05-06 | 华为技术有限公司 | Galvanic corrosion suppression method, grounding wire apparatus and grounding system |
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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 |
Granted publication date: 20131218 Termination date: 20140725 |
|
| EXPY | Termination of patent right or utility model |