CN205451959U - High voltage arrester - Google Patents
High voltage arrester Download PDFInfo
- Publication number
- CN205451959U CN205451959U CN201620190133.4U CN201620190133U CN205451959U CN 205451959 U CN205451959 U CN 205451959U CN 201620190133 U CN201620190133 U CN 201620190133U CN 205451959 U CN205451959 U CN 205451959U
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- CN
- China
- Prior art keywords
- epoxy
- arrester
- support stick
- unit
- tube
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- 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 discloses a high voltage arrester, including insulator foot board, unit of an arrester and equalizer ring, insulator foot board upper end is provided with unit of an arrester with the equalizer ring, unit of an arrester includes flange and epoxy lower flange on support stick, flower type aluminum plate, aluminium gasket, resistance card, epoxy pipe, composite covering, the epoxy, being provided with the support stick on the flower type aluminum plate, being provided with aluminium gasket and resistance card between the support stick, aluminium gasket and resistance card are crisscross to be set up, support stick, aluminium gasket and resistance card setting be at the epoxy pipe, and epoxy pipe one end is provided with flange on the epoxy, and the epoxy pipe other end is provided with the epoxy lower flange, and flange, epoxy lower flange and the cladding of epoxy outside of tubes side have composite covering on the epoxy, waist shape hole has been seted up to epoxy pipe side, can make things convenient for silica gel to pour into the intraductal pressure release that carries on when preventing the intraductal emergence short circuit of epoxy of epoxy into, the utility model discloses simple structure, the moisture resistance is good, and mechanical strength is high, can extensively promote and use.
Description
[technical field]
This utility model relates to the technical field of the technical field of spark gap, particularly high-voltage arrester.
[background technology]
The spark gap working voltage of existing AC system is high, by zinc oxide resistance sheet closed assembly, along spark gap axial distribution, owing to there is the impact of electric capacity between stray capacitance and element over the ground, the voltage undertaken on every sheet resistance sheet can be made different, resistor disc accelerated ageing can be caused when the chargeability of resistor disc is too high, be greatly shortened operation life of product, have influence on the properly functioning of spark gap.
Therefore typically some are taked the most all to press measure in gapless arrestyer designs, the most additional shading ring of all pressing, internal resistance sheet post side parallel equalizing capacitor device group, capacitor is made up of the capacitances in series of multiple 200-400pf, such complicated structure is high to the prescription of capacitor.During actual motion parallel equalizing capacitor device exist run deteriorate, make moist, installation and transportation vibrate the problems such as the electrical connection caused is bad, dielectric strength is low, quality accident occurs repeatedly.
Traditional design is cased with outside resistor disc arc cylinder, purpose is when spark gap inner core is short-circuited, electric arc will not calcination insulator inwall, prevent build-up of pressure release failure, overcoat explodes, but arc cylinder is epoxy fibreglass material, itself having strong hygroscopicity, when there being trace moisture to enter insulator inside, meeting condensation is in arc cylinder and porcelain inner wall surface, and the dielectric strength of arc cylinder can decline rapidly, spark gap even breaks down when monitor has not enough time to be reported to the police discovery.
[utility model content]
The purpose of this utility model solves the problems of the prior art exactly, proposes a kind of high-voltage arrester, it is possible to making mechanical strength improve, moisture resistance is good, and sealing property is superior, and explosion-proof performance is good.
For achieving the above object, the utility model proposes a kind of high-voltage arrester, including insulator foot plate, felt pad, unit of an arrester and grading ring, described insulator foot plate upper end and grading ring are provided with unit of an arrester, the quantity of unit of an arrester is at least 2, and the lower flange of a unit of an arrester is sequentially connected with the upper flange of another unit of an arrester；Described unit of an arrester includes support stick, flower pattern aluminum plate, aluminium backing, resistor disc, epoxy tube, mounting hole, composite sheath, epoxy upper flange and epoxy lower flange, it is provided with support stick on described flower pattern aluminium sheet, the quantity of support stick is at least 4, support stick is uniformly distributed around flower pattern aluminium sheet axis, aluminium backing and resistor disc it is provided with between support stick, aluminium backing and resistor disc are crisscross arranged, described support stick, aluminium backing and resistor disc are arranged in epoxy tube, epoxy tube one end is provided with epoxy upper flange, the epoxy tube other end is provided with epoxy lower flange, epoxy upper flange, it is coated with composite sheath outside epoxy lower flange and epoxy tube；Described insulator foot plate is fixed on the ground by screw rod, and screw rod is provided with felt pad, and felt pad is positioned at the upper and lower both sides of insulator foot plate.
As preferably, being fixedly clamped by leading-drawing rod after described resistor disc closed assembly, leading-drawing rod quantity is at least 6, and leading-drawing rod lateral wall is enclosed with silica gel.
As preferably, described epoxy tube side opening is provided with mounting hole.
As preferably, the thunder tube interior of the inside of described support stick is full of silica gel.
As preferably, described epoxy tube inwall is enclosed with silica gel.
The beneficial effects of the utility model: this utility model is by being fixed by 6 leading-drawing rods after resistor disc closed assembly, and mechanical strength is high, good fixing effect；Epoxy tube side opening is provided with mounting hole, silica gel both can have been facilitated to inject in epoxy tube, can have been discharged by pressure when being short-circuited in also preventing epoxy tube；The thunder tube interior of the inside of support stick is full of silica gel and is enclosed with silica gel with epoxy tube inwall, effectively prevents sucking dampness because of variations in temperature and enters；This utility model simple in construction, moisture resistance is good, and mechanical strength is high, can be widely popularized and apply.
Feature of the present utility model and advantage will combine accompanying drawing by embodiment and be described in detail.
[accompanying drawing explanation]
Fig. 1 is the front view of a kind of high-voltage arrester of this utility model；
Fig. 2 is the front view of the unit of an arrester of a kind of high-voltage arrester of this utility model；
Fig. 3 is the epoxy tube groove at side surface expanded view of a kind of high-voltage arrester of this utility model.
In figure: 1-insulator foot plate, 2-felt pad, 3-unit of an arrester, 301-lower flange, 302-upper flange, 303-support stick, 304-flower pattern aluminium sheet, 305-aluminium backing, 306-resistor disc, 307-epoxy tube, 3071-mounting hole, 308-composite sheath, 309-epoxy upper flange, 310-epoxy lower flange, 4-grading ring.
[detailed description of the invention]
Refering to Fig. 1, Fig. 2 and Fig. 3, this utility model one high-voltage arrester, including insulator foot plate 1, felt pad 2, unit of an arrester 3 and grading ring 4, described insulator foot plate 1 upper end and grading ring 4 are provided with unit of an arrester 3, the quantity of unit of an arrester 3 is at least 2, and the lower flange 301 of a unit of an arrester 3 is sequentially connected with the upper flange 302 of another unit of an arrester 3；nullDescribed unit of an arrester 3 includes support stick 303、Flower pattern aluminium sheet 304、Aluminium backing 305、Resistor disc 306、Epoxy tube 307、Mounting hole 3071、Composite sheath 308、Epoxy upper flange 309 and epoxy lower flange 310，It is provided with support stick 303 on described flower pattern aluminium sheet 304，The quantity of support stick 303 is at least 4，Support stick 303 is uniformly distributed around flower pattern aluminium sheet 304 axis，Aluminium backing 305 and resistor disc 306 it is provided with between support stick 303，Aluminium backing 305 and resistor disc 306 are crisscross arranged，Described support stick 303、Aluminium backing 305 and resistor disc 306 are arranged in epoxy tube 307，Epoxy tube 307 one end is provided with epoxy upper flange 309，Epoxy tube 307 other end is provided with epoxy lower flange 310，Epoxy upper flange 309、It is coated with composite sheath 308 outside epoxy lower flange 310 and epoxy tube 307；Described insulator foot plate 1 is fixed on the ground by screw rod, and screw rod is provided with felt pad 2, and felt pad 2 is positioned at insulator foot plate about 1 both sides；Being fixedly clamped by leading-drawing rod after described resistor disc 306 closed assembly, leading-drawing rod quantity is at least 6, and leading-drawing rod lateral wall is enclosed with silica gel；Described epoxy tube 307 side opening is provided with mounting hole 3071；The thunder tube interior of the inside of described support stick 303 is full of silica gel；Described epoxy tube 307 inwall is enclosed with silica gel.
Utility model works process:
This utility model one high-voltage arrester is in the course of the work, what equipment was arranged on needs hides high-tension place, when there being high voltage to be loaded on grading ring 4, voltage sequentially passes through unit of an arrester 3 and guides the earth, resistor disc 306 in unit of an arrester 3 is also pressed with reduction effect to height simultaneously, thus make high voltage be consumed smoothly, do not interfere with the normal work of neighbouring communication apparatus etc..
This utility model is by being fixed after resistor disc 306 closed assembly by 6 leading-drawing rods, and mechanical strength is high, good fixing effect；Epoxy tube 307 side opening is provided with mounting hole 3071, silica gel both can have been facilitated to inject in epoxy tube 307, can have been discharged by a part of pressure when being short-circuited in also preventing epoxy tube 307；The thunder tube interior of the inside of support stick 303 is full of silica gel and is enclosed with silica gel with epoxy tube 307 inwall, effectively prevents from sucking the situation that dampness enters because of variations in temperature；This utility model simple in construction, moisture resistance is good, and mechanical strength is high, can be widely popularized and apply.
Above-described embodiment is to explanation of the present utility model, is not to restriction of the present utility model, any scheme after this utility model simple transformation is belonged to protection domain of the present utility model.
Claims (5)
1. a high-voltage arrester, it is characterized in that: include insulator foot plate (1), felt pad (2), unit of an arrester (3) and grading ring (4), described insulator foot plate (1) upper end and grading ring (4) are provided with unit of an arrester (3), the quantity of unit of an arrester (3) is at least 2, and the lower flange (301) of a unit of an arrester (3) is sequentially connected with the upper flange (302) of another unit of an arrester (3)；nullDescribed unit of an arrester (3) includes support stick (303)、Flower pattern aluminium sheet (304)、Aluminium backing (305)、Resistor disc (306)、Epoxy tube (307)、Mounting hole (3071)、Composite sheath (308)、Epoxy upper flange (309) and epoxy lower flange (310)，It is provided with support stick (303) on described flower pattern aluminium sheet (304)，The quantity of support stick (303) is at least 4，Support stick (303) is uniformly distributed around flower pattern aluminium sheet (304) axis，Aluminium backing (305) and resistor disc (306) it is provided with between support stick (303)，Aluminium backing (305) and resistor disc (306) are crisscross arranged，Described support stick (303)、Aluminium backing (305) and resistor disc (306) are arranged in epoxy tube (307)，Epoxy tube (307) one end is provided with epoxy upper flange (309)，Epoxy tube (307) other end is provided with epoxy lower flange (310)，Epoxy upper flange (309)、Epoxy lower flange (310) and epoxy tube (307) outside are coated with composite sheath (308)；Described insulator foot plate (1) is fixed on the ground by screw rod, and screw rod is provided with felt pad (2), and felt pad (2) is positioned at insulator foot plate (1) both sides up and down.
2. a kind of high-voltage arrester as claimed in claim 1, it is characterised in that: being fixedly clamped by leading-drawing rod after described resistor disc (306) closed assembly, leading-drawing rod quantity is at least 6, and leading-drawing rod lateral wall is enclosed with silica gel.
3. a kind of high-voltage arrester as claimed in claim 1, it is characterised in that: described epoxy tube (307) side opening is provided with mounting hole (3071).
4. a kind of high-voltage arrester as claimed in claim 1, it is characterised in that: the thunder tube interior of the inside of described support stick (303) is full of silica gel.
5. a kind of high-voltage arrester as claimed in claim 1, it is characterised in that: described epoxy tube (307) inwall is enclosed with silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620190133.4U CN205451959U (en) | 2016-03-11 | 2016-03-11 | High voltage arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620190133.4U CN205451959U (en) | 2016-03-11 | 2016-03-11 | High voltage arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205451959U true CN205451959U (en) | 2016-08-10 |
Family
ID=56603904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620190133.4U Expired - Fee Related CN205451959U (en) | 2016-03-11 | 2016-03-11 | High voltage arrester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205451959U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108053961A (en) * | 2017-12-20 | 2018-05-18 | 南方电网科学研究院有限责任公司 | A kind of arrester |
| CN113096899A (en) * | 2021-03-29 | 2021-07-09 | 湖南防灾科技有限公司 | Lightning protection insulator with multi-column cake-shaped resistor discs connected in parallel |
-
2016
- 2016-03-11 CN CN201620190133.4U patent/CN205451959U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108053961A (en) * | 2017-12-20 | 2018-05-18 | 南方电网科学研究院有限责任公司 | A kind of arrester |
| CN113096899A (en) * | 2021-03-29 | 2021-07-09 | 湖南防灾科技有限公司 | Lightning protection insulator with multi-column cake-shaped resistor discs connected in parallel |
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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: 20160810 |