CN203135368U - Detachable lightening arrester - Google Patents
Detachable lightening arrester Download PDFInfo
- Publication number
- CN203135368U CN203135368U CN 201220628802 CN201220628802U CN203135368U CN 203135368 U CN203135368 U CN 203135368U CN 201220628802 CN201220628802 CN 201220628802 CN 201220628802 U CN201220628802 U CN 201220628802U CN 203135368 U CN203135368 U CN 203135368U
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- moving contact
- detachable
- arrester
- lightening arrester
- contact
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Abstract
The utility model discloses a detachable lightening arrester. The detachable lightening arrester is composed of an installation plate, composite insulators, upper and lower hoops, a lightening arrester element, U-shaped hoop seats, upper and lower wiring terminals, upper and lower fixed contacts, upper and lower moving contacts, a semicircular rotation shaft, and a lower support equipped with a hook and a pull-tab fixedly disposed on the upper moving contact, wherein the upper and lower fixed contacts are respectively in threaded connection with the upper and lower hoops through the U-shaped hoop seats; the upper moving contact is movably disposed in a clamping groove of the upper fixed contact; an upper end and a lower end of the lightening arrester element are respectively in threaded connection with the upper moving contact and the lower moving contact; the semicircular rotation shaft is movably sleeved in the hook of the lower support; and the lower support is fixedly with one of the U-shaped hoop seats. The detachable lightening arrester is simple in structure and safe and reliable; replacement and installation of the detachable lightening arrester do not need power cut-off operation and thus are very convenient and fast; and therefore, the detachable lightening arrester not only effectively guarantees stable and continuous operation of a power grid, but also reduces labor intensity of operators and saves cost.
Description
(1), technical field:
The utility model relates to the high tension apparatus of overvoltage protection, relates in particular to a kind of detachable lightning arrester on 6-10kV transformer station and important Allocation transformer user.
(2), background technology:
Arrester device is a kind of electric equipment indispensable in the operation of power networks, and is in service outstanding apparent important at power distribution network.In the actual motion of electrical network, owing to be struck by lightning, press the change failure and other reasons lightning arrester mesohigh fuse failure phenomenon can often occur, at this moment, staff's power failure is in time repaired and is changed.At present existing lightning arrester adopts direct mounting means mostly, be about to metal oxide arrester directly with moving in the lead access network system, though this direct mounting means also can play the effect that prevents lightning overvoltage, but in practical operation, repairing more changes jobs exists following problems: first, repair when changing and lead directly must be connected on the lightning arrester upper end, because the used unit of an arrester upper end of 10kV system mostly is the screw rod nut press-fit approach that diameter is 10mm, could stablize installation so must install the equipment coil holder additional for thick high-tension bus-bar when mounted; Second, because there are many uncertain factors in power distribution network in running, it is inevitable causing lightning arrester to damage, single direct mounting means of lightning arrester breaks down the back when changing at lightning arrester, needs after the whole line outage, and the staff climbs up several meters even tens meters high electric poles again high-voltage connection is removed, install, more renew lightning arrester then, therefore for the continuous operation of electrical network has brought great inconvenience, also increased personnel's labour intensity and the uncertainty of safety, dangerous big.
(3), summary of the invention:
The purpose of this utility model is to provide a kind of detachable lightning arrester, this detachable lightning arrester is simple in structure, safe and reliable, change and need not the operation that has a power failure when installing, very convenient, fast, can effectively guarantee the steady and continuous operation of electrical network, also reduce personnel's labour intensity, save cost.
For achieving the above object, a kind of detachable lightning arrester of the utility model, comprise the mounting panel of fixedlying connected with the high-tension bus-bar bar, the composite insulator of fixedlying connected with mounting panel and fixedly be located at anchor ear up and down and the unit of an arrester at composite insulator two ends respectively, it is characterized in that: described this lightning arrester also comprises U-shaped hoop seat, goes up lower connecting terminal, upper and lower static contact, goes up lower moving contact, semicircle rotation axis and is provided with the lower carriage of hook and fixedly is located at draw ring on the moving contact; Described upper and lower static contact all by U-shaped hoop seat respectively and up and down anchor ear be threaded, last lower connecting terminal is fixed with upper and lower static contact respectively, last moving contact is actively installed in the draw-in groove of upper static contact, the two ends up and down of described unit of an arrester are threaded with last moving contact and lower moving contact respectively, semicircle rotation axis and lower moving contact are fixed, semicircle rotation axis is actively set in the hook of lower carriage, and lower carriage is fixedlyed connected with U-shaped hoop seat.
In technique scheme, a kind of detachable lightning arrester of the utility model is connected to high-voltage line on the upper connecting terminal of this lightning arrester, when mounted by the lower connecting terminal reliable ground.When needing to change unit of an arrester, can under electric pole, use link rod to collude the draw ring of pulling on the moving contact outer downwards, to go up moving contact pulls out from upper static contact, lower moving contact rotates centered by semicircle rotation axis in lower carriage, after link rod is decontroled the draw ring of going up the moving contact outer, make the last moving contact of this lightning arrester, unit of an arrester and lower moving contact are suspended in the hook of lower carriage naturally by semicircle rotation axis, semicircle rotation axis is aimed at the hook on the lower carriage, re-use link rod and catch on circular hole on the lower moving contact, upwards will install removable section takes off, after taking off, rotation screw, after screwing down moving contact and lower moving contact, with single new unit of an arrester dress and last, between the lower moving contact, after unit of an arrester is changed and is finished, use link rod to catch on lower moving contact, and make semicircle rotation axis semi circular surface on the lower moving contact aim at the hook of lower carriage, put into lower carriage, re-use link rod and catch on the moving contact thrust unit removable section that makes progress, be to go up moving contact to snap in again in the draw-in groove in the upper static contact, lightning arrester is changed and is finished.The utility model has following advantage:
1, this technology and device be when lightning arrester breaks down in system, changes need not have a power failure, and need not take out stitches, do not need personnel's pole-climbing, use a link rod can finish whole lightning arrester and change process, safety, reliably, bring great convenience for electric power netting safe running and personnel operation.
2, this lightning arrester can be non-maintaining for a long time after the fixed installation of high-tension bus-bar bar, and need not dismounting when changing unit of an arrester.
3, this lightning arrester is when removing and installing, and is very convenient quick, reduced personnel's labour intensity, saved cost.
(4) description of drawings
Fig. 1 is the structural representation of a kind of detachable lightning arrester of the utility model;
Fig. 2 is the structural representation after a kind of detachable lightning arrester dismounting of the utility model;
Fig. 3 is the structural representation of the removable section in a kind of detachable lightning arrester of the utility model.
(5), embodiment:
Below in conjunction with accompanying drawing a kind of detachable lightning arrester of the utility model is described further.
As Fig. 1, Fig. 2 and Fig. 3 are as seen, a kind of detachable lightning arrester of present embodiment is by mounting panel 1, composite insulator 2, anchor ear 3 and 4 up and down, unit of an arrester 5, U-shaped hoop seat 6, last lower connecting terminal 7 and 8, upper and lower static contact 9 and 10, last lower moving contact 11 and 12, semicircle rotation axis 13 is formed with the draw ring 15 that is provided with the lower carriage 14 of hook and fixedly be located on the moving contact 11, upper and lower static contact 9 and 10 all by U-shaped hoop seat 6 respectively and up and down anchor ear 3 and 4 be threaded, last lower connecting terminal 7 and 8 is fixed with upper and lower static contact 9 and 10 respectively, last moving contact 11 active card are in the draw-in groove of upper static contact 9, the two ends up and down of unit of an arrester 5 are threaded with last moving contact 11 and lower moving contact 12 respectively, semicircle rotation axis 13 is fixing with lower moving contact 12, semicircle rotation axis 13 is actively set in the hook of lower carriage 14, and lower carriage 14 and U-shaped hoop 6 are fixed by screw.
In the present embodiment, mounting panel 1, composite insulator 2, up and down anchor ear 3 and 4, U-shaped hoop seat 6, go up lower connecting terminal 7 and 8, upper and lower static contact 9 and 10 and lower carriage 14 are fixed support parts, unit of an arrester 5, go up lower moving contact 11 and 12 and semicircle rotation axis 13 be the detachable removable parts of a kind of detachable lightning arrester of present embodiment.Composite insulator 2 plays the integrated support effect of equipment, up and down anchor ear 3 and 4 and 6 of U-shaped hoop seats fixing on, following conductive component effect, upper static contact 9 is similar to U-shaped clamping plate during normal operating conditions, to go up moving contact 11 clamps, last moving contact 11 is connected through the upper end of aluminium termination with unit of an arrester 5, behind unit of an arrester 5, link to each other with lower moving contact 12, lower moving contact 12 is installed in the lower carriage 14 through semicircle rotation axis 13, can become 90 degree to rotate, and detachable and installation, lower moving contact 12 is impaction state with following fixed contact 10 when normal mounting is used, to guarantee the conduction reliability of equipment.
In the present embodiment, in the aluminium termination of installing on the upper and lower moving contact 11 and 12 can with lightning arrester on diameter be the upper and lower installation screw rod of 10mm by the supporting installation of screw, screw namely dismantled and assembled.Detachable removable parts integral disassembly, assembly: collude with link rod and to take off moving contact 12, thereby when taking off the detachable removable parts of device, need removable section is rotated to certain angle, make the shape of the semicircle rotation axis 13 on the lower moving contact 12 aim at the draw-in groove on the lower carriage 14 could withdrawing device detachable removable parts, if the hook misalignment on semicircle rotation axis 13 and the lower carriage 14, install detachable removable parts rotating former can assurance can not dropping from mounting bracket, can guarantee the reliability that device uses.
The operation principle of present embodiment: a kind of detachable lightning arrester of present embodiment is connected to the system high pressure line on the upper connecting terminal 7 of this lightning arrester, by lower connecting terminal 8 system's reliable grounds.When needs are changed unit of an arrester, can under electric pole, use link rod to collude the draw ring 15 of pulling on moving contact 11 outers downwards, the last moving contact 11 of detachable removable parts of device is pulled out from upper static contact 9, and lower moving contact 12 rotates centered by semicircle rotation axis 13 in lower carriage 14.After link rod is decontroled the draw ring of going up on the moving contact 11 15, the detachable removable parts of device are hung naturally, semicircle rotation axis 13 is aimed at the hook on the lower carriage 14, re-use link rod and catch on circular hole on the lower moving contact 12, upwards will install removable section takes off, after taking off, screw down moving contact 11 and lower moving contact 12 after, between single new unit of an arrester 5 dresses and upper and lower moving contact 11 and 12.After unit of an arrester 5 is changed and is finished, use link rod to catch on lower moving contact 12, and make semicircle rotation axis 13 semi circular surfaces on the lower moving contact 12 aim at the hook of lower carriage 14, put into lower carriage 14, re-use link rod and catch on moving contact 11, thrust unit removable section upwards is to go up moving contact 11 to snap in again in the draw-in groove in the upper static contact 9, and lightning arrester is changed and finished.The detachable lightning arrester of a kind of detachable lightning arrester of present embodiment is simple in structure, safe and reliable, changes and need not the operation that has a power failure when installing, very convenient, fast, can effectively guarantee the steady and continuous operation of electrical network, also reduce personnel's labour intensity, save cost.
Claims (1)
1. detachable lightning arrester, comprise the mounting panel (1) of fixedlying connected with the high-tension bus-bar bar, the composite insulator (2) of fixedlying connected with mounting panel (1) and the anchor ear up and down (3,4) and the unit of an arrester (5) that fixedly are located at composite insulator (2) two ends respectively, it is characterized in that: described this lightning arrester also comprises the U-shaped draw ring (15) that binds round seat (6), last lower connecting terminal (7,8), upper and lower static contact (9,10), goes up lower moving contact (11,12), semicircle rotation axis (13) and be provided with the lower carriage (14) of hook and fixedly be located on the moving contact (11); Described upper and lower static contact (9,10) all by U-shaped hoop seat (6) anchor ear (3 respectively and up and down, 4) be threaded, last lower connecting terminal (7,8) respectively with upper and lower static contact (9,10) fixing, last moving contact (11) is actively installed in the draw-in groove of upper static contact (9), the two ends up and down of described unit of an arrester (5) are threaded with last moving contact (11) and lower moving contact (12) respectively, semicircle rotation axis (13) is fixing with lower moving contact (12), semicircle rotation axis (13) is actively set in the hook of lower carriage (14), and lower carriage (14) is fixedlyed connected with U-shaped hoop seat (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220628802 CN203135368U (en) | 2012-11-14 | 2012-11-14 | Detachable lightening arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220628802 CN203135368U (en) | 2012-11-14 | 2012-11-14 | Detachable lightening arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203135368U true CN203135368U (en) | 2013-08-14 |
Family
ID=48943308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220628802 Expired - Fee Related CN203135368U (en) | 2012-11-14 | 2012-11-14 | Detachable lightening arrester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203135368U (en) |
-
2012
- 2012-11-14 CN CN 201220628802 patent/CN203135368U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: CHEN KUNLIN Effective date: 20131101 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20131101 Address after: 246003, No. two, Lane 19, North China Central Road, Anqing, Anhui Patentee after: Anhui Yubao Electrical Co., Ltd. Address before: 246003, No. two, Lane 19, North China Central Road, Anqing, Anhui Patentee before: Anhui Yubao Electrical Co., Ltd. Patentee before: Chen Kunlin |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 Termination date: 20151114 |
|
| EXPY | Termination of patent right or utility model |