CN204229951U - Detachable metal oxide arrester - Google Patents
Detachable metal oxide arrester Download PDFInfo
- Publication number
- CN204229951U CN204229951U CN201420573364.4U CN201420573364U CN204229951U CN 204229951 U CN204229951 U CN 204229951U CN 201420573364 U CN201420573364 U CN 201420573364U CN 204229951 U CN204229951 U CN 204229951U
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- CN
- China
- Prior art keywords
- lightning arrester
- buckle
- mounting bracket
- grab
- copper contact
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Abstract
The utility model discloses a kind of detachable metal oxide arrester, it relates to lightning arrester technical field.It comprises lightning arrester, post insulator, copper contact, draw ring, rain-proof cover, high-pressure side binding post, mounting bracket, installing hole, grab, buckle, wire, support plate and rot, lightning arrester top is provided with copper contact, copper contact side is provided with draw ring, lightning arrester top is connected with post insulator top by support plate, copper contact is also connected with high-pressure side binding post, copper contact and high-pressure side binding post are provided with rain-proof cover, mounting bracket is fixed with bottom post insulator, mounting bracket is provided with installing hole, mounting bracket and grab one end are fixed, grab and buckle are interlockingly connected, buckle is bolted on lightning arrester lower end, and buckle is also connected with bottom lightning arrester by wire, rot is arranged on lightning arrester bottom.The utility model contact is reliable, deciliter flexibly, also possess rainproof effect, fail safe is high.
Description
Technical field
The utility model relates to lightning arrester technical field, is specifically related to a kind of detachable metal oxide arrester.
Background technology
Detachable lightning arrester is arranged in the drop type mechanism of fuse switch dexterously after being reequiped by distribution type zinc oxide arrester, reach when not power-off, can detect lightning arrester easily, keep in repair and change by insulation joystick of operating a switch, not only ensure that the unimpeded of circuit but also reduce working strength and the time of electric power maintenance personnel widely, be particularly suitable for the place that should not have a power failure, as post and telecommunications, station, airport, hospital, bustling business district etc., other performances of product are with distribution type lightning arrester.
Current detachable lightning arrester does not on the market possess releasing mechanism, when lightning arrester generation abnormal failure, power frequency short circuit current can not be utilized by disconnector action, easily cause the accident, poor stability.
Utility model content
Because the above-mentioned defect of prior art, the utility model provides detachable metal oxide arrester, and contact is reliable, deciliter flexibly, also possess rainproof effect, fail safe is high.
For achieving the above object, the utility model provides detachable metal oxide arrester, comprise lightning arrester, post insulator, copper contact, draw ring, rain-proof cover, high-pressure side binding post, mounting bracket, installing hole, grab, buckle, wire, support plate and rot, lightning arrester top is provided with copper contact, copper contact side is provided with draw ring, lightning arrester top is connected with post insulator top by support plate, copper contact is also connected with high-pressure side binding post, copper contact and high-pressure side binding post are provided with rain-proof cover, mounting bracket is fixed with bottom post insulator, mounting bracket is provided with installing hole, mounting bracket and grab one end are fixed, grab and buckle are interlockingly connected, buckle is bolted on lightning arrester lower end, and buckle is also connected with bottom lightning arrester by wire, rot is arranged on lightning arrester bottom.
As preferably, described lightning arrester adopts composite sheath.
As preferably, described post insulator adopts composite post.
As preferably, described lightning arrester becomes 15 ° of-30 ° of angles with plumb line, distance to the ground is no less than 200mm, and each phase spacing is no less than 350mm.
The beneficial effects of the utility model:
1, lightning arrester chargedly can load and unload at any time, is specially adapted to the place that should not have a power failure;
2, be with disconnector, can fall by automatic turning during surge arrester failure, out of service, ensure that circuit normally runs;
3, because unit during fault turns over formation distinguishing mark, be easy to find, on-call maintenance is changed;
4, lightning arrester adopts composite sheath, and falling mechanism adopts composite post, and hydrophobicity is good, and durability against pollution is strong.
Be described further below with reference to the technique effect of accompanying drawing to design of the present utility model, concrete structure and generation, to understand the purpose of this utility model, characteristic sum effect fully.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of grab of the present utility model.
Embodiment
With reference to Fig. 1, this embodiment by the following technical solutions:
Detachable metal oxide arrester, comprise lightning arrester 1, post insulator 2, copper contact 3, draw ring 4, rain-proof cover 5, high-pressure side binding post 6, mounting bracket 7, installing hole 8, grab 9, buckle 10, wire 11, support plate 12 and rot 13, lightning arrester 1 top is provided with copper contact 3, copper contact 3 side is provided with draw ring 4, lightning arrester 1 top is connected with post insulator 2 top by support plate 12, copper contact 3 is also connected with high-pressure side binding post 6, copper contact 3 and high-pressure side binding post 6 are provided with rain-proof cover 5, mounting bracket 7 is fixed with bottom post insulator 2, mounting bracket 7 is provided with installing hole 8, mounting bracket 7 and grab 9 one end are fixed, grab 9 and buckle 10 are interlockingly connected formation disconnector, buckle 10 is bolted on lightning arrester 1 lower end, and buckle 10 is also connected with bottom lightning arrester 1 by wire 11, rot 13 is arranged on lightning arrester 1 bottom.
See Fig. 2, in the present embodiment, buckle 10 is provided with axis, and grab 9 is provided with the hook groove 15 for being interlockingly connected with axis, bottom described hook groove 15, be provided with draw-in groove 16, draw-in groove 16 is in circular arc, it matches with the profile of axis, and in the arc neck making it be fastened on to concave, axis matches with draw-in groove 16, namely axis is fastened in the draw-in groove 16 of hook groove 15, and grab 9 and buckle 10 are interlockingly connected formation disconnector.
It should be noted that described lightning arrester 1 adopts composite sheath; Post insulator 2 adopts composite post.The lightning arrester 1 of the present embodiment becomes 15 ° of-30 ° of angles with plumb line, distance to the ground is no less than 200mm, and each phase spacing is no less than 350mm.
In addition, described mounting bracket 7 is also connected with earth terminal.
This embodiment adds disconnector, the i.e. structure of grab 9 and buckle 10 composition, when there is abnormal breaking down in lightning arrester, utilize power frequency short circuit current by disconnector action, disconnector earth terminal is thrown off automatically, and lightning arrester unit turns over, out of service, Accident prevention expands further, and for ease of maintenaince personnel's Timeliness coverage carries out safeguarding and changing, and it turns over the similar fuse fuse failure of principle and causes fusion tube to turn over.
This embodiment is arranged on the circuit of the rated voltage system consistent with lightning arrester voltage and equipment, must ensure the elasticity between unit of an arrester and drop type mechanism before installing and using, to ensure that contact is good and throwing is unloaded flexible.When lightning arrester needs maintenance or changes, can when not power-off, the grab of operating a switch on joystick aligning lightning arrester by insulation carries out handled easily, as replacing drop type fusion tube.
The contact of this embodiment is reliable, deciliter flexibly, also possess rainproof effect, fail safe is high.
More than describe preferred embodiment of the present utility model in detail.Should be appreciated that those of ordinary skill in the art just can make many modifications and variations according to design of the present utility model without the need to creative work.Therefore, all technical staff in the art according to design of the present utility model on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment, all should by the determined protection range of claims.
Claims (4)
1. detachable metal oxide arrester, it is characterized in that, comprise lightning arrester (1), post insulator (2), copper contact (3), draw ring (4), rain-proof cover (5), high-pressure side binding post (6), mounting bracket (7), installing hole (8), grab (9), buckle (10), wire (11), support plate (12) and rot (13), lightning arrester (1) top is provided with copper contact (3), copper contact (3) side is provided with draw ring (4), lightning arrester (1) top is connected with post insulator (2) top by support plate (12), copper contact (3) is also connected with high-pressure side binding post (6), copper contact (3) and high-pressure side binding post (6) are provided with rain-proof cover (5), post insulator (2) bottom is fixed with mounting bracket (7), mounting bracket (7) is provided with installing hole (8), mounting bracket (7) and grab (9) one end are fixed, grab (9) and buckle (10) are interlockingly connected, buckle (10) is bolted on lightning arrester (1) lower end, and buckle (10) is also connected with lightning arrester (1) bottom by wire (11), rot (13) is arranged on the bottom of lightning arrester (1), (10) are provided with axis to buckle, grab (9) is provided with the hook groove (15) for being interlockingly connected with axis, described hook groove (15) bottom is provided with draw-in groove (16), draw-in groove (16) is in circular arc, it matches with the profile of axis, in the arc neck making it be fastened on to concave, axis matches with draw-in groove (16), namely axis is fastened in the draw-in groove (16) of hook groove (15), and grab (9) and buckle (10) are interlockingly connected formation disconnector, described lightning arrester (1) becomes 15 ° of-30 ° of angles with plumb line, distance to the ground is no less than 200mm, and each phase spacing is no less than 350mm.
2. detachable metal oxide arrester according to claim 1, is characterized in that, described lightning arrester (1) adopts composite sheath.
3. detachable metal oxide arrester according to claim 1, is characterized in that, described post insulator (2) adopts composite post.
4. detachable metal oxide arrester according to claim 1, is characterized in that, described mounting bracket (7) is also connected with earth terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420573364.4U CN204229951U (en) | 2014-09-22 | 2014-09-22 | Detachable metal oxide arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420573364.4U CN204229951U (en) | 2014-09-22 | 2014-09-22 | Detachable metal oxide arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204229951U true CN204229951U (en) | 2015-03-25 |
Family
ID=52928018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420573364.4U Expired - Fee Related CN204229951U (en) | 2014-09-22 | 2014-09-22 | Detachable metal oxide arrester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204229951U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108520850A (en) * | 2018-06-08 | 2018-09-11 | 贵州电网有限责任公司 | A kind of crane with lightning protection function |
-
2014
- 2014-09-22 CN CN201420573364.4U patent/CN204229951U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108520850A (en) * | 2018-06-08 | 2018-09-11 | 贵州电网有限责任公司 | A kind of crane with lightning protection function |
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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: 20150325 Termination date: 20160922 |