CN202586316U - Angle form overvoltage protection device - Google Patents
Angle form overvoltage protection device Download PDFInfo
- Publication number
- CN202586316U CN202586316U CN 201120426750 CN201120426750U CN202586316U CN 202586316 U CN202586316 U CN 202586316U CN 201120426750 CN201120426750 CN 201120426750 CN 201120426750 U CN201120426750 U CN 201120426750U CN 202586316 U CN202586316 U CN 202586316U
- Authority
- CN
- China
- Prior art keywords
- lightning arrester
- voltmeter
- fixed support
- overvoltage protection
- protection device
- 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
Links
- 238000009413 insulation Methods 0.000 claims abstract description 26
- 238000012360 testing method Methods 0.000 claims abstract description 8
- 239000011248 coating agent Substances 0.000 claims description 13
- 238000000576 coating method Methods 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 11
- 239000004020 conductor Substances 0.000 claims description 4
- 239000012212 insulator Substances 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract 2
- 238000010891 electric arc Methods 0.000 abstract 1
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000001012 protector Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000009747 press moulding Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
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- Emergency Protection Circuit Devices (AREA)
- Thermistors And Varistors (AREA)
Abstract
The utility model discloses an angle form overvoltage protection device, comprising an insulation lead lightning arrester, a voltmeter, a digital electronic ammeter, a voltage regulator, a test transformer, a current relay and a current-limiting resistor. The voltmeter and the digital electronic ammeter are in connection through the test transformer; the voltage regulator is in connection with the voltmeter; the digital electronic ammeter is provided with the current-limiting resistor; the current relay is in connection with the voltmeter; the insulation lead lightning arrester is in connection with a 15 kV overhead insulation line common insulator through an installation support and an auxiliary installation support strip; a spherical or arc discharge electrode is respectively fixed on an A fixing support and a B fixing support through thread connection; the A fixing support and the B fixing support are installed below the insulation lead lightning arrester and a line cross-arm; the external part of a discharge electrode is provided with an insulation coat, two ends of which are respectively arranged on the A fixing support and the B fixing support.
Description
Technical field
The utility model is an angle type overvoltage protection device, belongs to overhead transmission line over-voltage protection technique field.
Background technology
The insulated overhead line overwhelming majority suffers indirect lightning strike; When the lightning overvoltage flashover, because overvoltage protection device is parallelly connected with line insulator, lightning current causes that high potential makes the series gap action of lightning arrester; Reduced the potential difference that tower arm and lead are asked; Guarantee no longer flashover of insulator, thereby avoided the line tripping power failure, in order to guarantee the operate as normal of overvoltage protection device; Must guarantee clearance distance that outer sparking electrode asks in the scope of regulation, spacer ring of the prior art is processed by lGr18Ni9 spring stainless steel wire integral body.Have following problem in the design: 1. processing is relatively difficult; 2. because the wind rotation is moving, can not prevent that spacer ring from moving, and the gap of insulator and spacer ring can not guarantee uniformity.
Summary of the invention
The purpose of the utility model is intended to overcome the defective that prior art exists, and proposes a kind of overvoltage protection device structure that outer sparking electrode asks that clearance distance is fixing that satisfies.
For realizing the above-mentioned purpose of the utility model, mainly adopt following technical scheme:
A kind of angle type overvoltage protection device; Comprise an insulated conductor lightning arrester; One voltmeter, a digital ammeter, a voltage regulator, a testing transformer, a current relay, a current-limiting resistance; Said voltmeter is connected through testing transformer with digital ammeter, and voltage regulator is connected with voltmeter, on the said digital ammeter current-limiting resistance is installed; Said current relay is connected with voltmeter; Said tape insulation lead lightning arrester connects with 15kV insulated overhead line customary insulation through mounting bracket and the auxiliary support bar of installing, and sphere or arc sparking electrode are fixed on A fixed support and the B fixed support with thread connection respectively, and A fixed support and B fixed support are installed in the below of tape insulation lead lightning arrester and circuit cross-arm; Said sparking electrode outer setting has an insulating coating, and the two ends of said insulating coating are separately positioned on said A fixed support and the B fixed support.
Described angle type overvoltage protection device, wherein, described tape insulation lead lightning arrester is made up of sealing cap and lightning arrester main body.
Described angle type overvoltage protection device, wherein, said sealing cap and said lightning arrester main body are integrated.
Preferably, the length of said insulating coating equals the maximum distance between said A fixed support and the B fixed support.
Preferably, described tape insulation lead lightning arrester is made up of sealing cap and lightning arrester main body.
Preferably, said sealing cap and said lightning arrester main body are integrated.
The advantage of the utility model: clearance distance is adjustable, guarantees following two globular discharge electrode gap distance uniformities of lightning arrester and insulator.Because sparking electrode adopts spherical (arc) structure, can guarantee multiple discharge, and discharge back spherical structure is indeformable.Sparking electrode adopts stainless steel material, the ability anticorrosion, and it is indeformable to have elasticity; This product is low-cost, simple in structure, attractive in appearance, practical; The insulating coating of two electrode outer setting can be protected when two electrode discharges, avoids discharge spark to be discharged into the external equipment generation that causes damage.The beneficial effect of the utility model provides a kind ofly to have big capacity, breaks away from certainly and intelligentized overvoltage protection, and it can prevent effectively that protector itself from thermal runaway taking place, and then causes the interior phase fault of switch cubicle, brings bigger economic loss to the scene.
Description of drawings
Fig. 1 is the structural representation of angle type overvoltage protection device.
Among the figure 1 is the sub-PS-15/3N of 10kV insulated overhead line customary insulation, the 2nd, circuit cross-arm, the 3rd, globular discharge electrode, the 4th, auxiliary support bar, the 5th, A fixed support, the 6th, mounting bracket, the 7th, tape insulation lead lightning arrester, the 8th, B fixed support, the 9th, the insulating coating installed.
Embodiment
Below in conjunction with accompanying drawing and embodiment the technical scheme of the utility model is carried out detailed elaboration.
Please with reference to accompanying drawing 1, Fig. 1 is the structural representation of angle type overvoltage protection device.A kind of angle type overvoltage protection device; Comprise an insulated conductor lightning arrester; One voltmeter, a digital ammeter 11, a voltage regulator 12, a testing transformer, a current relay, a current-limiting resistance; Said voltmeter is connected through testing transformer with digital ammeter, and voltage regulator is connected with voltmeter, on the said digital ammeter current-limiting resistance is installed; Said current relay is connected with voltmeter; Said tape insulation lead lightning arrester connects with 15kV insulated overhead line customary insulation through mounting bracket and the auxiliary support bar of installing, and sphere or arc sparking electrode are fixed on A fixed support and the B fixed support with thread connection respectively, and A fixed support and B fixed support are installed in the below of tape insulation lead lightning arrester and circuit cross-arm; Said sparking electrode outer setting has an insulating coating, and the two ends of said insulating coating are separately positioned on said A fixed support and the B fixed support.
Described angle type overvoltage protection device, wherein, described tape insulation lead lightning arrester is made up of sealing cap and lightning arrester main body.
Described angle type overvoltage protection device, wherein, said sealing cap and said lightning arrester main body are integrated.
The utility model provides the dihedral overvoltage protection device, and its structure is that tape insulation lead lightning arrester 7 connects with 10kV insulated overhead line customary insulation 1 through mounting bracket 6 and the auxiliary support bar 4 of installing.Spherical (or arc) sparking electrode 3 adopts the good stainless steel material of electric conductivity, is fixed on the A fixed support 5 and B fixed support 8 under tape insulation lead lightning arrester 7 and the circuit cross-arm 2 with thread connection respectively.Can use threaded adjusting two interelectrode clearance distances, guarantee that the discharging gap distance is in certain scope.Wherein, In said sparking electrode 3 outer setting an insulating coating 9 is arranged; The two ends of said insulating coating 9 are separately positioned on said A fixed support 5 and the B fixed support 8; The insulating coating of two electrode outer setting can be protected when two electrode discharges, avoids discharge spark to be discharged into the external equipment generation that causes damage.For the ease of regulating, the length of said insulating coating equals the maximum distance between said A fixed support and the B fixed support.
Described tape insulation lead lightning arrester 7 is tape insulation lead composite sheath zero-clearance zinc oxide lightning arresters; Its structure is that sealing cap and lightning arrester main body are through being integrally formed of hot press moulding structure; Thread connection between sealing cap and wiring body, heat-shrinkable T bush is contained in the binding site of sealing cap and wiring body.
The clearance distance that available threaded adjusting two electrodes are asked guarantees that the discharging gap distance is in certain scope.At present, we as research object, discharging gap distance is at 60 ± 5mm with the sub-PS-15/3N of 10kV customary insulation.Lightning arrester is connected on the insulated overhead line through insulated conductor and penetrating cable clamp.Clearance distance is adjustable like this, guarantees following two spheries (or arc) sparking electrode clearance distance uniformity of lightning arrester and insulator.Because sparking electrode adopts spherical structure, can guarantee multiple discharge, and discharge back spherical structure is indeformable.Sparking electrode adopts copper or stainless steel material, the ability anticorrosion, and it is indeformable to have elasticity.This product is low-cost, simple in structure, attractive in appearance, practical.
The beneficial effect of the utility model provides a kind ofly to have big capacity, breaks away from certainly and intelligentized overvoltage protection, and it can prevent effectively that protector itself from thermal runaway taking place, and then causes the interior phase fault of switch cubicle, brings bigger economic loss to the scene.
Claims (3)
1. angle type overvoltage protection device; It is characterized in that; Comprise an insulated conductor lightning arrester, a voltmeter, a digital ammeter, a voltage regulator, a testing transformer, a current relay, a current-limiting resistance, said voltmeter is connected through testing transformer with digital ammeter; Voltage regulator is connected with voltmeter; On the said digital ammeter current-limiting resistance is installed, said current relay is connected with voltmeter, and said tape insulation lead lightning arrester connects with 15kV insulated overhead line customary insulation through mounting bracket and the auxiliary support bar of installing; Sphere or arc sparking electrode are fixed on A fixed support and the B fixed support with thread connection respectively, and A fixed support and B fixed support are installed in the below of tape insulation lead lightning arrester and circuit cross-arm; Said sparking electrode outer setting has an insulating coating, and the two ends of said insulating coating are separately positioned on said A fixed support and the B fixed support.
2. angle according to claim 1 type overvoltage protection device is characterized in that, described tape insulation lead lightning arrester is made up of sealing cap and lightning arrester main body.
3. angle according to claim 2 type overvoltage protection device is characterized in that, said sealing cap and said lightning arrester main body are integrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120426750 CN202586316U (en) | 2011-10-31 | 2011-10-31 | Angle form overvoltage protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120426750 CN202586316U (en) | 2011-10-31 | 2011-10-31 | Angle form overvoltage protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202586316U true CN202586316U (en) | 2012-12-05 |
Family
ID=47255684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120426750 Expired - Fee Related CN202586316U (en) | 2011-10-31 | 2011-10-31 | Angle form overvoltage protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202586316U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109215909A (en) * | 2018-08-16 | 2019-01-15 | 苏州闪联高压电器有限公司 | A kind of high voltage arrester |
-
2011
- 2011-10-31 CN CN 201120426750 patent/CN202586316U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109215909A (en) * | 2018-08-16 | 2019-01-15 | 苏州闪联高压电器有限公司 | A kind of high voltage arrester |
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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 |
Owner name: LIN XUFENG Free format text: FORMER OWNER: DING JIE Effective date: 20121024 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 234000 SUZHOU, ANHUI PROVINCE TO: 515000 JIEYANG, GUANGDONG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20121024 Address after: Hongshan Aberdeen four 515000 Guangdong County of Huilai province Heng Xiang Kui Chun Zhen tou Tun Guan Qu 1 No. 2 Patentee after: Lin Xufeng Address before: 234000 Anhui province Suzhou City Yongqiao area Cun Zhen Ding Lou Cun Ding Zhuang 55 Patentee before: Ding Jie |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20131031 |